add CI/CD

randomize content of chests and potions
Improved fights between player and monster
2024-10-21 08:30:24 +02:00 · 2024-10-21 08:27:55 +02:00 · 2024-10-21 08:26:51 +02:00 · 2024-10-20 22:12:28 +02:00 · 2024-10-20 14:59:20 +02:00 · 2024-01-03 09:12:00 +01:00
14 changed files with 1950 additions and 390 deletions
--- a/.gitea/workflows/publish.yaml
+++ b/.gitea/workflows/publish.yaml
@@ -0,0 +1,24 @@
+name: publish package
+on:
+  push:
+    branches:
+      - main  
+
+jobs:
+  Explore-Gitea-Actions:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out repository code
+        uses: actions/checkout@v4
+      - name: run tests
+        run: |
+          cd ${{ gitea.workspace }}
+          cargo test --release                    
+      - name: build & release package
+        run: |
+          cd ${{ gitea.workspace }}
+          cargo build --release
+          cargo deb
+          ls -al target/debian
+          UPLOAD_FILE=$(ls target/debian/*.deb)
+          curl --user jlusiardi:${{ secrets.UPLOAD_TOKEN }} --upload-file ${UPLOAD_FILE} https://gitea.intern.haus-in-hirschaid.de/api/packages/jlusiardi/debian/pool/bionic/main/upload          
--- a/.idea/el_diabolo.iml
+++ b/.idea/el_diabolo.iml
@@ -1,11 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<module type="EMPTY_MODULE" version="4">
-  <component name="NewModuleRootManager">
-    <content url="file://$MODULE_DIR$">
-      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
-      <excludeFolder url="file://$MODULE_DIR$/target" />
-    </content>
-    <orderEntry type="inheritedJdk" />
-    <orderEntry type="sourceFolder" forTests="false" />
-  </component>
-</module>
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -38,12 +38,27 @@ version = "2.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "327762f6e5a765692301e5bb513e0d9fef63be86bbc14528052b1cd3e6f03e07"

+[[package]]
+name = "bumpalo"
+version = "3.14.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7f30e7476521f6f8af1a1c4c0b8cc94f0bee37d91763d0ca2665f299b6cd8aec"
+
 [[package]]
 name = "cassowary"
 version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "df8670b8c7b9dae1793364eafadf7239c40d669904660c5960d74cfd80b46a53"

+[[package]]
+name = "castaway"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0abae9be0aaf9ea96a3b1b8b1b55c602ca751eba1b1500220cea4ecbafe7c0d5"
+dependencies = [
+ "rustversion",
+]
+
 [[package]]
 name = "cfg-if"
 version = "1.0.0"
@@ -51,16 +66,30 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"

 [[package]]
-name = "crossterm"
-version = "0.27.0"
+name = "compact_str"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f476fe445d41c9e991fd07515a6f463074b782242ccf4a5b7b1d1012e70824df"
+checksum = "6050c3a16ddab2e412160b31f2c871015704239bca62f72f6e5f0be631d3f644"
+dependencies = [
+ "castaway",
+ "cfg-if",
+ "itoa",
+ "rustversion",
+ "ryu",
+ "static_assertions",
+]
+
+[[package]]
+name = "crossterm"
+version = "0.28.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "829d955a0bb380ef178a640b91779e3987da38c9aea133b20614cfed8cdea9c6"
 dependencies = [
 "bitflags 2.4.1",
 "crossterm_winapi",
- "libc",
 "mio",
 "parking_lot",
+ "rustix",
 "signal-hook",
 "signal-hook-mio",
 "winapi",
@@ -86,10 +115,34 @@ name = "el_diabolo"
 version = "0.1.0"
 dependencies = [
 "crossterm",
+ "petgraph",
 "rand",
 "ratatui",
+ "whoami",
 ]

+[[package]]
+name = "equivalent"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
+
+[[package]]
+name = "errno"
+version = "0.3.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "534c5cf6194dfab3db3242765c03bbe257cf92f22b38f6bc0c58d59108a820ba"
+dependencies = [
+ "libc",
+ "windows-sys",
+]
+
+[[package]]
+name = "fixedbitset"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0ce7134b9999ecaf8bcd65542e436736ef32ddca1b3e06094cb6ec5755203b80"
+
 [[package]]
 name = "getrandom"
 version = "0.2.11"
@@ -113,30 +166,71 @@ dependencies = [

 [[package]]
 name = "heck"
-version = "0.4.1"
+version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "95505c38b4572b2d910cecb0281560f54b440a19336cbbcb27bf6ce6adc6f5a8"
+checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea"

 [[package]]
-name = "indoc"
-version = "2.0.4"
+name = "hermit-abi"
+version = "0.3.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e186cfbae8084e513daff4240b4797e342f988cecda4fb6c939150f96315fd8"
+checksum = "d231dfb89cfffdbc30e7fc41579ed6066ad03abda9e567ccafae602b97ec5024"
+
+[[package]]
+name = "indexmap"
+version = "2.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d530e1a18b1cb4c484e6e34556a0d948706958449fca0cab753d649f2bce3d1f"
+dependencies = [
+ "equivalent",
+ "hashbrown",
+]
+
+[[package]]
+name = "instability"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b23a0c8dfe501baac4adf6ebbfa6eddf8f0c07f56b058cc1288017e32397846c"
+dependencies = [
+ "quote",
+ "syn",
+]

 [[package]]
 name = "itertools"
-version = "0.11.0"
+version = "0.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b1c173a5686ce8bfa551b3563d0c2170bf24ca44da99c7ca4bfdab5418c3fe57"
+checksum = "413ee7dfc52ee1a4949ceeb7dbc8a33f2d6c088194d9f922fb8318faf1f01186"
 dependencies = [
 "either",
 ]

 [[package]]
-name = "libc"
-version = "0.2.149"
+name = "itoa"
+version = "1.0.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a08173bc88b7955d1b3145aa561539096c421ac8debde8cbc3612ec635fee29b"
+checksum = "49f1f14873335454500d59611f1cf4a4b0f786f9ac11f4312a78e4cf2566695b"
+
+[[package]]
+name = "js-sys"
+version = "0.3.66"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cee9c64da59eae3b50095c18d3e74f8b73c0b86d2792824ff01bbce68ba229ca"
+dependencies = [
+ "wasm-bindgen",
+]
+
+[[package]]
+name = "libc"
+version = "0.2.161"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8e9489c2807c139ffd9c1794f4af0ebe86a828db53ecdc7fea2111d0fed085d1"
+
+[[package]]
+name = "linux-raw-sys"
+version = "0.4.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "78b3ae25bc7c8c38cec158d1f2757ee79e9b3740fbc7ccf0e59e4b08d793fa89"

 [[package]]
 name = "lock_api"
@@ -165,10 +259,11 @@ dependencies = [

 [[package]]
 name = "mio"
-version = "0.8.9"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3dce281c5e46beae905d4de1870d8b1509a9142b62eedf18b443b011ca8343d0"
+checksum = "80e04d1dcff3aae0704555fe5fee3bcfaf3d1fdf8a7e521d5b9d2b42acb52cec"
 dependencies = [
+ "hermit-abi",
 "libc",
 "log",
 "wasi",
@@ -199,9 +294,9 @@ checksum = "4c42a9226546d68acdd9c0a280d17ce19bfe27a46bf68784e4066115788d008e"
 dependencies = [
 "cfg-if",
 "libc",
- "redox_syscall",
+ "redox_syscall 0.4.1",
 "smallvec",
- "windows-targets",
+ "windows-targets 0.48.5",
 ]

 [[package]]
@@ -210,6 +305,16 @@ version = "1.0.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "de3145af08024dea9fa9914f381a17b8fc6034dfb00f3a84013f7ff43f29ed4c"

+[[package]]
+name = "petgraph"
+version = "0.6.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b4c5cc86750666a3ed20bdaf5ca2a0344f9c67674cae0515bec2da16fbaa47db"
+dependencies = [
+ "fixedbitset",
+ "indexmap",
+]
+
 [[package]]
 name = "ppv-lite86"
 version = "0.2.17"
@@ -266,19 +371,22 @@ dependencies = [

 [[package]]
 name = "ratatui"
-version = "0.24.0"
+version = "0.28.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0ebc917cfb527a566c37ecb94c7e3fd098353516fb4eb6bea17015ade0182425"
+checksum = "fdef7f9be5c0122f890d58bdf4d964349ba6a6161f705907526d891efabba57d"
 dependencies = [
 "bitflags 2.4.1",
 "cassowary",
+ "compact_str",
 "crossterm",
- "indoc",
+ "instability",
 "itertools",
 "lru",
 "paste",
 "strum",
+ "strum_macros",
 "unicode-segmentation",
+ "unicode-truncate",
 "unicode-width",
 ]

@@ -291,12 +399,40 @@ dependencies = [
 "bitflags 1.3.2",
 ]

+[[package]]
+name = "redox_syscall"
+version = "0.5.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9b6dfecf2c74bce2466cabf93f6664d6998a69eb21e39f4207930065b27b771f"
+dependencies = [
+ "bitflags 2.4.1",
+]
+
+[[package]]
+name = "rustix"
+version = "0.38.37"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8acb788b847c24f28525660c4d7758620a7210875711f79e7f663cc152726811"
+dependencies = [
+ "bitflags 2.4.1",
+ "errno",
+ "libc",
+ "linux-raw-sys",
+ "windows-sys",
+]
+
 [[package]]
 name = "rustversion"
 version = "1.0.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7ffc183a10b4478d04cbbbfc96d0873219d962dd5accaff2ffbd4ceb7df837f4"

+[[package]]
+name = "ryu"
+version = "1.0.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f3cb5ba0dc43242ce17de99c180e96db90b235b8a9fdc9543c96d2209116bd9f"
+
 [[package]]
 name = "scopeguard"
 version = "1.2.0"
@@ -315,9 +451,9 @@ dependencies = [

 [[package]]
 name = "signal-hook-mio"
-version = "0.2.3"
+version = "0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "29ad2e15f37ec9a6cc544097b78a1ec90001e9f71b81338ca39f430adaca99af"
+checksum = "34db1a06d485c9142248b7a054f034b349b212551f3dfd19c94d45a754a217cd"
 dependencies = [
 "libc",
 "mio",
@@ -340,19 +476,25 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "942b4a808e05215192e39f4ab80813e599068285906cc91aa64f923db842bd5a"

 [[package]]
-name = "strum"
-version = "0.25.0"
+name = "static_assertions"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "290d54ea6f91c969195bdbcd7442c8c2a2ba87da8bf60a7ee86a235d4bc1e125"
+checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
+
+[[package]]
+name = "strum"
+version = "0.26.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8fec0f0aef304996cf250b31b5a10dee7980c85da9d759361292b8bca5a18f06"
 dependencies = [
 "strum_macros",
 ]

 [[package]]
 name = "strum_macros"
-version = "0.25.3"
+version = "0.26.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "23dc1fa9ac9c169a78ba62f0b841814b7abae11bdd047b9c58f893439e309ea0"
+checksum = "4c6bee85a5a24955dc440386795aa378cd9cf82acd5f764469152d2270e581be"
 dependencies = [
 "heck",
 "proc-macro2",
@@ -385,10 +527,21 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1dd624098567895118886609431a7c3b8f516e41d30e0643f03d94592a147e36"

 [[package]]
-name = "unicode-width"
-version = "0.1.11"
+name = "unicode-truncate"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e51733f11c9c4f72aa0c160008246859e340b00807569a0da0e7a1079b27ba85"
+checksum = "b3644627a5af5fa321c95b9b235a72fd24cd29c648c2c379431e6628655627bf"
+dependencies = [
+ "itertools",
+ "unicode-segmentation",
+ "unicode-width",
+]
+
+[[package]]
+name = "unicode-width"
+version = "0.1.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7dd6e30e90baa6f72411720665d41d89b9a3d039dc45b8faea1ddd07f617f6af"

 [[package]]
 name = "version_check"
@@ -402,6 +555,87 @@ version = "0.11.0+wasi-snapshot-preview1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"

+[[package]]
+name = "wasite"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b8dad83b4f25e74f184f64c43b150b91efe7647395b42289f38e50566d82855b"
+
+[[package]]
+name = "wasm-bindgen"
+version = "0.2.89"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0ed0d4f68a3015cc185aff4db9506a015f4b96f95303897bfa23f846db54064e"
+dependencies = [
+ "cfg-if",
+ "wasm-bindgen-macro",
+]
+
+[[package]]
+name = "wasm-bindgen-backend"
+version = "0.2.89"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1b56f625e64f3a1084ded111c4d5f477df9f8c92df113852fa5a374dbda78826"
+dependencies = [
+ "bumpalo",
+ "log",
+ "once_cell",
+ "proc-macro2",
+ "quote",
+ "syn",
+ "wasm-bindgen-shared",
+]
+
+[[package]]
+name = "wasm-bindgen-macro"
+version = "0.2.89"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0162dbf37223cd2afce98f3d0785506dcb8d266223983e4b5b525859e6e182b2"
+dependencies = [
+ "quote",
+ "wasm-bindgen-macro-support",
+]
+
+[[package]]
+name = "wasm-bindgen-macro-support"
+version = "0.2.89"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f0eb82fcb7930ae6219a7ecfd55b217f5f0893484b7a13022ebb2b2bf20b5283"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+ "wasm-bindgen-backend",
+ "wasm-bindgen-shared",
+]
+
+[[package]]
+name = "wasm-bindgen-shared"
+version = "0.2.89"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7ab9b36309365056cd639da3134bf87fa8f3d86008abf99e612384a6eecd459f"
+
+[[package]]
+name = "web-sys"
+version = "0.3.66"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "50c24a44ec86bb68fbecd1b3efed7e85ea5621b39b35ef2766b66cd984f8010f"
+dependencies = [
+ "js-sys",
+ "wasm-bindgen",
+]
+
+[[package]]
+name = "whoami"
+version = "1.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "372d5b87f58ec45c384ba03563b03544dc5fadc3983e434b286913f5b4a9bb6d"
+dependencies = [
+ "redox_syscall 0.5.7",
+ "wasite",
+ "web-sys",
+]
+
 [[package]]
 name = "winapi"
 version = "0.3.9"
@@ -426,11 +660,11 @@ checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"

 [[package]]
 name = "windows-sys"
-version = "0.48.0"
+version = "0.52.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "677d2418bec65e3338edb076e806bc1ec15693c5d0104683f2efe857f61056a9"
+checksum = "282be5f36a8ce781fad8c8ae18fa3f9beff57ec1b52cb3de0789201425d9a33d"
 dependencies = [
- "windows-targets",
+ "windows-targets 0.52.6",
 ]

 [[package]]
@@ -439,13 +673,29 @@ version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9a2fa6e2155d7247be68c096456083145c183cbbbc2764150dda45a87197940c"
 dependencies = [
- "windows_aarch64_gnullvm",
- "windows_aarch64_msvc",
- "windows_i686_gnu",
- "windows_i686_msvc",
- "windows_x86_64_gnu",
- "windows_x86_64_gnullvm",
- "windows_x86_64_msvc",
+ "windows_aarch64_gnullvm 0.48.5",
+ "windows_aarch64_msvc 0.48.5",
+ "windows_i686_gnu 0.48.5",
+ "windows_i686_msvc 0.48.5",
+ "windows_x86_64_gnu 0.48.5",
+ "windows_x86_64_gnullvm 0.48.5",
+ "windows_x86_64_msvc 0.48.5",
+]
+
+[[package]]
+name = "windows-targets"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9b724f72796e036ab90c1021d4780d4d3d648aca59e491e6b98e725b84e99973"
+dependencies = [
+ "windows_aarch64_gnullvm 0.52.6",
+ "windows_aarch64_msvc 0.52.6",
+ "windows_i686_gnu 0.52.6",
+ "windows_i686_gnullvm",
+ "windows_i686_msvc 0.52.6",
+ "windows_x86_64_gnu 0.52.6",
+ "windows_x86_64_gnullvm 0.52.6",
+ "windows_x86_64_msvc 0.52.6",
 ]

 [[package]]
@@ -454,42 +704,90 @@ version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2b38e32f0abccf9987a4e3079dfb67dcd799fb61361e53e2882c3cbaf0d905d8"

+[[package]]
+name = "windows_aarch64_gnullvm"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "32a4622180e7a0ec044bb555404c800bc9fd9ec262ec147edd5989ccd0c02cd3"
+
 [[package]]
 name = "windows_aarch64_msvc"
 version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dc35310971f3b2dbbf3f0690a219f40e2d9afcf64f9ab7cc1be722937c26b4bc"

+[[package]]
+name = "windows_aarch64_msvc"
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+
 [[package]]
 name = "zerocopy"
 version = "0.7.19"
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,6 +6,19 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html

 [dependencies]
-ratatui = "0.24.0"
-crossterm = "0.27.0"
+ratatui = "0.28.1"
+crossterm = "0.28.1"
 rand = "0.8.5"
+petgraph = "0.6.5"
+whoami = "1.5.2"
+
+[package.metadata.deb]
+maintainer = "Joachim Lusiardi <joachim@lusiardi.de>"
+copyright = "2024, Joachim Lusiardi <joachim@lusiardi.de>"
+extended-description = """Little roguelike game"""
+depends = "$auto"
+section = "game"
+priority = "optional"
+assets = [
+    ["target/release/el_diabolo", "/usr/bin/", "755"], 
+]
--- a/build.rs
+++ b/build.rs
@@ -0,0 +1,10 @@
+use std::process::Command;
+
+fn main() {
+    let output = Command::new("git")
+        .args(["rev-parse", "--short", "HEAD"])
+        .output()
+        .unwrap();
+    let git_hash = String::from_utf8(output.stdout).unwrap();
+    println!("cargo:rustc-env=GIT_HASH={}", git_hash);
+}
--- a/src/artifacts.rs
+++ b/src/artifacts.rs
@@ -0,0 +1,103 @@
+use rand::Rng;
+use ratatui::style::Color;
+
+use crate::player::Player;
+use crate::position::Position;
+
+pub trait Artifact {
+    //! An artifact that can be collected by the player
+    fn get_representation(&self) -> (&str, Color);
+    /// get the position of the artifact in the level
+    fn get_immutable_position(&self) -> &Position;
+    /// call to apply the effects of the artifact to the player
+    fn collect(&mut self, player: &mut Player, messages: &mut Vec<String>);
+    /// returns if the artifact was collected and can be removed from the level
+    fn was_collected(&self) -> bool;
+}
+
+pub struct Chest {
+    /// a chest that contains some gold
+    position: Position,
+    gold: usize,
+}
+
+impl Chest {
+    pub fn new(position: Position) -> Self {
+        let min_gold = 10 * (position.get_level()+1);
+        let max_gold = min_gold + 10*position.get_level();
+        Self {
+            position,
+            gold: rand::thread_rng().gen_range(min_gold..=max_gold),
+        }
+    }
+}
+
+impl Artifact for Chest {
+    fn get_representation(&self) -> (&str, Color) {
+        ("C", Color::Blue)
+    }
+
+    fn get_immutable_position(&self) -> &Position {
+        &self.position
+    }
+    fn collect(&mut self, player: &mut Player, messages: &mut Vec<String>) {
+        player.retrieve_gold(self.gold);
+        messages.insert(
+            0,
+            format!("opened chest and collected {} gold.", self.gold).to_string(),
+        );
+        self.gold = 0;
+    }
+
+    fn was_collected(&self) -> bool {
+        self.gold == 0
+    }
+}
+
+pub struct Potion {
+    /// a potion that restores some health
+    position: Position,
+    health: usize,
+}
+
+impl Potion {
+    pub fn new(position: Position) -> Self {
+        let min_health_gain = 5 + position.get_level();
+        let max_health_gain = min_health_gain + 3 * position.get_level();
+        Self {
+            position,
+            health: rand::thread_rng().gen_range(min_health_gain..=max_health_gain),
+        }
+    }
+}
+
+impl Artifact for Potion {
+    fn get_representation(&self) -> (&str, Color) {
+        ("P", Color::Green)
+    }
+    fn get_immutable_position(&self) -> &Position {
+        &self.position
+    }
+    fn collect(&mut self, player: &mut Player, messages: &mut Vec<String>) {
+        // only consume potion of the player can gain at least one health point
+        if !player.is_healthy() {
+            let old = player.get_life();
+            player.change_life(self.health.try_into().unwrap());
+            let new = player.get_life();
+            messages.insert(
+                0,
+                format!("picked up potion and gained {} health.", new - old).to_string(),
+            );
+            self.health = 0;
+        } else {
+            messages.insert(
+                0,
+                "not using the potion because you're healthy.".to_string(),
+            );
+        }
+    }
+
+    fn was_collected(&self) -> bool {
+        self.health == 0
+    }
+}
--- a/src/game.rs
+++ b/src/game.rs
@@ -1,30 +1,251 @@
-use crate::level::{Level, LevelElement};
+use crate::level::{Level, StructureElement};
+use crate::level_generator::LevelGenerator;
 use crate::player::Player;
+use crate::position::{HasPosition, Position};

+pub const LEVELS: usize = 10;
+
+#[derive(PartialEq)]
+/// represents a state of a game
+pub enum GameState {
+    /// the game is ongoing (neither won or lost)
+    Running,
+    /// the player died
+    Lost,
+    /// the player reached the Ω
+    Won,
+}
+
+/// the main structure to hold all information about the ongoing game
 pub struct Game {
-    pub player: Player,
-    pub levels: [Level; 25],
+    /// the player
+    player: Player,
+    /// the levels of the game
+    levels: Vec<Level>,
+    pub messages: Vec<String>,
 }

 impl Game {
-    pub fn move_player(&mut self, dx: i8, dy: i8) {
-        // check if move is allowed first
-        let player = &self.player;
-        let player_pos = player.get_position();
-        let level = &self.levels[player_pos.get_level() as usize];
-        let new_x = ((player_pos.get_x() as i16) + dx as i16) as u16;
-        let new_y = ((player_pos.get_y() as i16) + dy as i16) as u16;
-        let can_go: bool = match level.get_element(new_x as i16, new_y as i16) {
-            None => { false }
-            Some(t) => {
-                match t {
-                    LevelElement::Wall => { false }
-                    _ => { true }
+    pub fn new(p: Player) -> Game {
+        let mut v: Vec<Level> = Vec::with_capacity(LEVELS);
+        for d in 0..LEVELS {
+            v.push(LevelGenerator::generate(d, d == 0, d == LEVELS - 1).render());
+        }
+        let mut g = Game {
+            player: p,
+            levels: v,
+            messages: Vec::with_capacity(10),
+        };
+        let start = { g.get_level(0).start };
+        g.get_mutable_player()
+            .get_position()
+            .set(0, start.0, start.1);
+        g.get_mutable_level(0)
+            .discover(&Position::new(0, start.0, start.1));
+        g
+    }
+
+    /// returns true if the player is standing on the End element
+    fn player_reached_goal(&mut self) -> bool {
+        match self.next_element(0, 0) {
+            None => {}
+            Some(a) => {
+                if a == StructureElement::End {
+                    return true;
                }
            }
        };
-        if can_go {
-            self.player.change_position(dx, dy);
+        false
+    }
+    /// returns the state of the game (depending on player's life and position)
+    pub fn get_game_state(&mut self) -> GameState {
+        if self.player.is_dead() {
+            return GameState::Lost;
+        }
+        if self.player_reached_goal() {
+            return GameState::Won;
+        }
+        GameState::Running
+    }
+    pub fn get_player(&self) -> &Player {
+        &self.player
+    }
+    pub fn get_mutable_player(&mut self) -> &mut Player {
+        &mut self.player
+    }
+    pub fn get_level(&self, level: usize) -> &Level {
+        &self.levels[level]
+    }
+    pub fn get_mutable_level(&mut self, level: usize) -> &mut Level {
+        &mut self.levels[level]
+    }
+    /// check if the player can move in the given direction. This only checks for structure element
+    /// limitation as walls.
+    fn can_move(&mut self, dx: i16, dy: i16) -> bool {
+        let player_pos = &self.player.get_position();
+        let level = &mut self.levels[player_pos.get_level()];
+        level.can_player_move(&self.player, dx, dy)
+    }
+    /// returns the position (as tuple) of the next level's start point.
+    fn next_start(&self) -> (usize, usize, usize) {
+        let level = self.player.get_immutable_position().get_level() + 1;
+        let (x, y) = self.levels[level].start;
+        (level, x, y)
+    }
+    /// returns the position (as tuple) of the previous level's end point.
+    fn prev_end(&self) -> (usize, usize, usize) {
+        let level = self.player.get_immutable_position().get_level() - 1;
+        let (x, y) = self.levels[level].end;
+        (level, x, y)
+    }
+    /// get the next structure element sen from the player's position into the given direction.
+    fn next_element(&mut self, dx: i16, dy: i16) -> Option<StructureElement> {
+        let player_pos = &self.player.get_position();
+        let new_x: i16 = player_pos.get_x() as i16 + dx;
+        let new_y: i16 = player_pos.get_y() as i16 + dy;
+        let player_level = player_pos.get_level();
+        let level = &mut self.levels[player_level];
+        level.get_element(new_x, new_y).0
+    }
+
+    /// move the game's player into the given direction. If on the target field there is a stair,
+    /// the player follows the stair up/down to the next level.
+    /// Discovery is performed on the new location of the player.
+    /// The returned value is the direction that will bring the player back to his original field.
+    pub fn move_player(&mut self, mut dx: i16, mut dy: i16) -> (i16, i16) {
+        // verify the player can do the move
+        if !self.can_move(dx, dy) {
+            return (-dx, -dy);
+        }
+
+        let player_pos = &self.player.get_position();
+        let mut player_level = player_pos.get_level();
+        let structure = self.next_element(dx, dy);
+
+        // use stairs if walked onto one
+        if let Some(e) = structure {
+            match e {
+                StructureElement::StairDown => {
+                    (dx, dy) = (0, 0);
+                    let (next_level, x, y) = self.next_start();
+                    player_level = next_level;
+                    self.messages
+                        .insert(0, format!("you climb down to level {}.", next_level));
+                    self.get_mutable_player()
+                        .get_position()
+                        .set(next_level, x, y);
+                }
+                StructureElement::StairUp => {
+                    (dx, dy) = (0, 0);
+                    let (next_level, x, y) = self.prev_end();
+                    player_level = next_level;
+                    self.messages
+                        .insert(0, format!("you climb up to level {}.", next_level));
+                    self.get_mutable_player()
+                        .get_position()
+                        .set(next_level, x, y);
+                }
+                _ => {}
+            }
+        };
+
+        // update position and discover area on new position
+        let (new_x, new_y) = self.get_mutable_player().get_position().change(dx, dy);
+        self.get_mutable_level(player_level)
+            .discover(&Position::new(player_level, new_x, new_y));
+        (-dx, -dy)
+    }
+
+    pub fn player_fights_monster(&mut self) -> bool {
+        let player_pos = &self.player.get_immutable_position();
+        let player_level = player_pos.get_level();
+        let level = &mut self.levels[player_level];
+        let (_, m, _) = level.get_element(player_pos.get_x() as i16, player_pos.get_y() as i16);
+        match m {
+            None => {}
+            Some(m) => {
+                let player_dmg = self.player.damage();
+                m.decrease_life(player_dmg);
+                if m.is_dead() {
+                    self.player.gain_experience(m.get_experience_gain());
+                    self.messages.insert(
+                        0,
+                        format!(
+                            "you hit {} for {} damage and kill it.",
+                            m.get_name(),
+                            player_dmg
+                        )
+                        .to_string(),
+                    );
+                } else {
+                    self.messages.insert(
+                        0,
+                        format!("you hit {} for {} damage.", m.get_name(), player_dmg).to_string(),
+                    );
+                    let monster_dmg = m.damage() as i16;
+                    self.player.change_life(-monster_dmg);
+
+                    self.messages.insert(
+                        0,
+                        format!("{} hits you for {} damage.", m.get_name(), monster_dmg)
+                            .to_string(),
+                    );
+                }
+                return m.is_dead();
+            }
+        };
+        true
+    }
+    pub fn player_collects_artifact(&mut self) {
+        let player_pos = &self.player.get_immutable_position();
+        let player_level = player_pos.get_level();
+        let level = &mut self.levels[player_level];
+        let (_, _, a) = level.get_element(player_pos.get_x() as i16, player_pos.get_y() as i16);
+        match a {
+            None => {}
+            Some(a) => {
+                a.collect(&mut self.player, &mut self.messages);
            }
        }
    }
+    /// updates the player's current level. This will remove collected artifacts and dead monsters.
+    pub fn update_level(&mut self, ticks: u128) {
+        let player_pos = &self.player.get_immutable_position();
+        let player_level = player_pos.get_level();
+        let level = &mut self.levels[player_level];
+        level.update(ticks, &mut self.player, &mut self.messages);
+    }
+}
+
+#[test]
+fn game_has_correct_number_of_levels() {
+    let p = Player::new("foo", 42);
+    let g = Game::new(p);
+    assert_eq!(g.levels.len(), LEVELS);
+}
+
+#[test]
+fn game_has_player() {
+    let p = Player::new("foo", 42);
+    let g = Game::new(p);
+    assert_eq!(g.get_player().get_name(), "foo");
+    assert_eq!(g.get_player().get_immutable_position().get_level(), 0);
+}
+
+#[test]
+fn game_has_mutable_player() {
+    let p = Player::new("foo", 42);
+    let mut g = Game::new(p);
+    assert_eq!(g.get_player().get_name(), "foo");
+    g.get_mutable_player().change_life(-1);
+    assert_eq!(g.get_player().get_life(), 41);
+}
+
+#[test]
+fn game_get_level() {
+    let p = Player::new("foo", 42);
+    let mut g = Game::new(p);
+    g.get_level(0);
+    assert_ne!(g.get_level(0).start, (0, 0));
+    g.get_mutable_level(0).discover(&Position::new(0, 1, 1));
+}
--- a/src/level.rs
+++ b/src/level.rs
@@ -1,56 +1,395 @@
+use std::cmp::{max, min};
+
+use rand::rngs::ThreadRng;
+use rand::Rng;
+
+use crate::artifacts::Artifact;
+#[cfg(test)]
+use crate::artifacts::{Chest, Potion};
+use crate::monster::Monster;
+#[cfg(test)]
+use crate::monster::{Orc, Rat};
+use crate::player::Player;
+use crate::position::HasPosition;
+use crate::position::Position;
+
 pub const LEVEL_WIDTH: usize = 50;
 pub const LEVEL_HEIGHT: usize = 25;

 #[derive(Copy, Clone, Debug, PartialEq)]
-pub enum LevelElement {
+pub enum StructureElement {
+    Start,
+    End,
    Wall,
    Floor,
    StairDown,
    StairUp,
+    Unknown,
 }

-#[derive(Copy, Clone, Debug, PartialEq)]
-pub enum RoomType {
-    Start,
-    End,
-    StairUp,
-    StairDown,
-    BasicRoom,
-    EmptyRoom,
-}
+type PossibleArtifact<'a> = Option<&'a mut Box<(dyn Artifact + 'static)>>;
+type PossibleMonster<'a> = Option<&'a mut Box<(dyn Monster + 'static)>>;

-#[derive(Copy, Clone, Debug, PartialEq)]
 pub struct Level {
-    pub(crate) structure: [[LevelElement; LEVEL_HEIGHT]; LEVEL_WIDTH],
-    pub(crate) start_x: usize,
-    pub(crate) start_y: usize,
+    pub(crate) level: usize,
+    pub(crate) structure: [[StructureElement; LEVEL_HEIGHT]; LEVEL_WIDTH],
+    pub(crate) discovered: [[bool; LEVEL_HEIGHT]; LEVEL_WIDTH],
+    pub(crate) monsters: Vec<Box<dyn Monster>>,
+    pub(crate) artifacts: Vec<Box<dyn Artifact>>,
+    /// the position of the start in the level (either stair up or start point)
+    pub(crate) start: (usize, usize),
+    /// the position of the end in the level (either stair down or end point)
+    pub(crate) end: (usize, usize),
+    pub(crate) rng: ThreadRng,
 }

 impl Level {
-    pub fn new() -> Level {
-        let mut s = [[LevelElement::Wall; LEVEL_HEIGHT]; LEVEL_WIDTH];
-        Level {
-            structure: s,
-            start_x: 1,
-            start_y: 1,
-        }
-    }
-    pub fn get_element(&self, x: i16, y: i16) -> Option<LevelElement> {
+    pub fn get_element(
+        &mut self,
+        x: i16,
+        y: i16,
+    ) -> (Option<StructureElement>, PossibleMonster, PossibleArtifact) {
        if x < 0 || y < 0 {
-            return None;
+            return (None, None, None);
        }
-        if x >= LEVEL_WIDTH as i16 || y >= LEVEL_HEIGHT as i16 {
-            return None;
+        let x = x as usize;
+        let y = y as usize;
+        if x >= LEVEL_WIDTH || y >= LEVEL_HEIGHT {
+            return (None, None, None);
        }
-        Some(self.structure[x as usize][y as usize])
+        if !self.discovered[x][y] {
+            return (Some(StructureElement::Unknown), None, None);
+        }
+        let search_pos = &Position::new(self.level, x, y);
+        let mut res_m: Option<&mut Box<dyn Monster>> = None;
+        for m in &mut self.monsters {
+            if m.get_immutable_position() == search_pos {
+                res_m = Some(m);
+            }
+        }
+        let mut res_a: Option<&mut Box<dyn Artifact>> = None;
+        for a in &mut self.artifacts {
+            if a.get_immutable_position() == search_pos {
+                res_a = Some(a);
+            }
+        }
+        (Some(self.structure[x][y]), res_m, res_a)
+    }
+    /// discover the area with in the level around the given position
+    pub fn discover(&mut self, pos: &Position) {
+        let x = pos.get_x();
+        let y = pos.get_y();
+
+        // uncover fields directly next to the player
+        for x_r in max(x - 1, 0)..=min(x + 1, LEVEL_WIDTH - 1) {
+            for y_r in max(y - 1, 0)..=min(y + 1, LEVEL_HEIGHT - 1) {
+                self.discovered[x_r][y_r] = true;
+            }
+        }
+
+        // uncover fields up to 2 fields right of the player
+        for x_r in x..=min(x + 2, LEVEL_WIDTH - 1) {
+            self.discovered[x_r][y] = true;
+            if self.structure[x_r][y] == StructureElement::Wall {
+                break;
+            }
+        }
+
+        // uncover fields up to 2 fields below of the player
+        for y_r in y..=min(y + 2, LEVEL_HEIGHT - 1) {
+            self.discovered[x][y_r] = true;
+            if self.structure[x][y_r] == StructureElement::Wall {
+                break;
+            }
+        }
+
+        // uncover fields up to 2 fields left of the player
+        for x_r in (max(x, 2)..x + 2).rev() {
+            self.discovered[x_r - 2][y] = true;
+            if self.structure[x_r - 2][y] == StructureElement::Wall {
+                break;
+            }
+        }
+
+        // uncover fields up to 2 fields above of the player
+        for y_r in (max(y, 2)..y + 2).rev() {
+            self.discovered[x][y_r - 2] = true;
+            if self.structure[x][y_r - 2] == StructureElement::Wall {
+                break;
+            }
+        }
+    }
+    pub fn update(&mut self, ticks: u128, player: &mut Player, messages: &mut Vec<String>) {
+        for (index, a) in &mut self.artifacts.iter().enumerate() {
+            if a.was_collected() {
+                self.artifacts.remove(index);
+                break;
+            }
+        }
+        for index in 0..self.monsters.len() {
+            if self.monsters[index].is_dead() {
+                continue;
+            }
+            if ticks % self.monsters[index].get_ticks_between_steps() != 0 {
+                continue;
+            }
+            loop {
+                // calculate the direction the monster will try to walk
+                let (dx, dy) = match self.rng.gen_range(0..5) {
+                    1 => (1, 0),
+                    2 => (-1, 0),
+                    3 => (0, 1),
+                    4 => (0, -1),
+                    _ => (0, 0),
+                };
+                if self.can_monster_move(self.monsters[index].as_ref(), dx, dy) {
+                    let (new_x, new_y) = self.monsters[index].get_position().change(dx, dy);
+                    if player.get_immutable_position().get_x() == new_x
+                        && player.get_immutable_position().get_y() == new_y
+                    {
+                        let monster_dmg = self.monsters[index].damage() as i16;
+                        player.change_life(-monster_dmg);
+                        messages.insert(
+                            0,
+                            format!(
+                                "{} hits you for {} damage.",
+                                self.monsters[index].get_name(),
+                                monster_dmg
+                            )
+                            .to_string(),
+                        );
+
+                        let player_dmg = player.damage();
+                        self.monsters[index].decrease_life(player_dmg);
+
+                        // if the attack did not kill the opponent, back down
+                        if !player.is_dead() {
+                            messages.insert(
+                                0,
+                                format!(
+                                    "you hit {} for {} damage and kill it.",
+                                    self.monsters[index].get_name(),
+                                    player_dmg
+                                )
+                                .to_string(),
+                            );
+                            self.monsters[index].get_position().change(-dx, -dy);
+                        } else {
+                            messages.insert(
+                                0,
+                                format!(
+                                    "you hit {} for {} damage.",
+                                    self.monsters[index].get_name(),
+                                    player_dmg
+                                )
+                                .to_string(),
+                            );
+                        }
+                    }
+                    break;
+                }
+            }
+        }
+        for (index, m) in &mut self.monsters.iter().enumerate() {
+            if m.is_dead() {
+                self.monsters.remove(index);
+                break;
+            }
+        }
+    }
+
+    pub fn can_monster_move(&self, agent: &dyn Monster, dx: i16, dy: i16) -> bool {
+        let agent_pos = agent.get_immutable_position();
+        let new_x: usize = (agent_pos.get_x() as i16 + dx) as usize;
+        let new_y: usize = (agent_pos.get_y() as i16 + dy) as usize;
+
+        // verify we cannot leave the playing field
+        if new_x >= LEVEL_WIDTH || new_y >= LEVEL_HEIGHT {
+            return false;
+        }
+
+        for index in 0..self.monsters.len() {
+            let pos = self.monsters[index].get_immutable_position();
+            if pos.get_x() == new_x && pos.get_y() == new_y {
+                return false;
+            }
+        }
+        self.structure[new_x][new_y] != StructureElement::Wall
+    }
+    pub fn can_player_move(&self, agent: &Player, dx: i16, dy: i16) -> bool {
+        let agent_pos = agent.get_immutable_position();
+        let new_x: usize = (agent_pos.get_x() as i16 + dx) as usize;
+        let new_y: usize = (agent_pos.get_y() as i16 + dy) as usize;
+
+        // verify we cannot leave the playing field
+        if new_x >= LEVEL_WIDTH || new_y >= LEVEL_HEIGHT {
+            return false;
+        }
+
+        self.structure[new_x][new_y] != StructureElement::Wall
+    }
+    #[cfg(test)]
+    pub fn new(level: usize) -> Level {
+        let mut s = [[StructureElement::Wall; LEVEL_HEIGHT]; LEVEL_WIDTH];
+        for x in 2..LEVEL_WIDTH - 2 {
+            for y in 2..LEVEL_HEIGHT - 2 {
+                s[x][y] = StructureElement::Floor;
+            }
+        }
+        Level {
+            level,
+            structure: s,
+            discovered: [[false; LEVEL_HEIGHT]; LEVEL_WIDTH],
+            monsters: Vec::with_capacity(10),
+            artifacts: Vec::with_capacity(10),
+            start: (0, 0),
+            end: (0, 0),
+            rng: rand::thread_rng(),
+        }
+    }
+    #[cfg(test)]
+    pub fn add_monster(&mut self, mut monster: impl Monster + 'static) -> Result<(), String> {
+        if self.level != monster.get_position().get_level() {
+            return Err("Wrong Level".to_string());
+        }
+        for m in &mut self.monsters {
+            if m.get_position() == monster.get_position() {
+                return Err("Position already used".to_string());
+            }
+        }
+        self.monsters.push(Box::new(monster));
+        Ok(())
+    }
+    #[cfg(test)]
+    pub fn add_artifact(&mut self, artifact: impl Artifact + 'static) -> Result<(), String> {
+        if self.level != artifact.get_immutable_position().get_level() {
+            return Err("Wrong Level".to_string());
+        }
+        for a in &mut self.artifacts {
+            if a.get_immutable_position() == artifact.get_immutable_position() {
+                return Err("Position already used".to_string());
+            }
+        }
+        self.artifacts.push(Box::new(artifact));
+        Ok(())
    }
 }

 #[test]
 fn test_get_element() {
-    let l = Level::new();
-    assert_eq!(l.get_element(0, 0).unwrap(), LevelElement::Wall);
-    assert_eq!(l.get_element(4, 4).unwrap(), LevelElement::StairDown);
-    assert_eq!(l.get_element(49, 24).unwrap(), LevelElement::Wall);
-    assert_eq!(l.get_element(50, 25), None);
+    let mut l = Level::new(0);
+    assert_eq!(l.get_element(-1, -1).0, None);
+    assert_eq!(l.get_element(0, 0).0.unwrap(), StructureElement::Unknown);
+    assert_eq!(
+        l.get_element(LEVEL_WIDTH as i16 - 1, LEVEL_HEIGHT as i16 - 1)
+            .0
+            .unwrap(),
+        StructureElement::Unknown
+    );
+    assert_eq!(
+        l.get_element(LEVEL_WIDTH as i16, LEVEL_HEIGHT as i16).0,
+        None
+    );
+}
+
+#[test]
+fn test_discover_get_element() {
+    let mut l = Level::new(0);
+    assert_eq!(l.get_element(10, 10).0.unwrap(), StructureElement::Unknown);
+    let p = Position::new(0, 10, 10);
+    l.discover(&p);
+    assert_eq!(l.get_element(10, 10).0.unwrap(), StructureElement::Floor);
+    assert_eq!(l.get_element(9, 10).0.unwrap(), StructureElement::Floor);
+    assert_eq!(l.get_element(10, 9).0.unwrap(), StructureElement::Floor);
+    assert_eq!(l.get_element(11, 10).0.unwrap(), StructureElement::Floor);
+    assert_eq!(l.get_element(10, 11).0.unwrap(), StructureElement::Floor);
+}
+
+#[test]
+fn test_discover_can_add_monster() {
+    let mut l = Level::new(0);
+    let m = Rat::new_with_position(Position::new(1, 2, 3));
+    assert_eq!(l.add_monster(m), Err("Wrong Level".to_string()));
+
+    let mut m = Orc::new_with_position(Position::new(0, 2, 3));
+    m.get_position().set(0, 2, 3);
+    assert_eq!(l.add_monster(m), Ok(()));
+
+    let m = Rat::new_with_position(Position::new(0, 2, 3));
+    assert_eq!(l.add_monster(m), Err("Position already used".to_string()));
+
+    let m = Rat::new_with_position(Position::new(0, 2, 4));
+    assert_eq!(l.add_monster(m), Ok(()));
+}
+
+#[test]
+fn test_discover_can_add_artifact() {
+    let mut l = Level::new(0);
+    let a = Chest::new(Position::new(1, 2, 3));
+    assert_eq!(l.add_artifact(a), Err("Wrong Level".to_string()));
+
+    let a = Chest::new(Position::new(0, 2, 3));
+    assert_eq!(l.add_artifact(a), Ok(()));
+
+    let a = Potion::new(Position::new(0, 2, 3));
+    assert_eq!(l.add_artifact(a), Err("Position already used".to_string()));
+
+    let a = Chest::new(Position::new(0, 1, 3));
+    assert_eq!(l.add_artifact(a), Ok(()));
+}
+
+#[test]
+fn test_discover_get_monster() {
+    let mut l = Level::new(0);
+    let p = Position::new(0, 10, 10);
+    l.discover(&p);
+    assert_eq!(l.get_element(10, 10).0.unwrap(), StructureElement::Floor);
+    assert!(l.get_element(10, 10).1.is_none());
+
+    let m = Rat::new_with_position(Position::new(0, 10, 10));
+    assert_eq!(l.add_monster(m), Ok(()));
+
+    let elem = l.get_element(10, 10);
+    assert_eq!(elem.0.unwrap(), StructureElement::Floor);
+    assert!(elem.1.is_some());
+    let m = elem.1.unwrap();
+    assert_eq!(m.get_life(), 2);
+
+    m.decrease_life(2);
+    assert_eq!(l.get_element(10, 10).1.unwrap().get_life(), 0);
+}
+
+#[test]
+fn test_discover_get_artifact() {
+    let mut l = Level::new(0);
+    let p = Position::new(0, 10, 10);
+    l.discover(&p);
+    assert_eq!(l.get_element(10, 10).0.unwrap(), StructureElement::Floor);
+    assert!(l.get_element(10, 10).2.is_none());
+
+    let a = Chest::new(Position::new(0, 10, 10));
+    assert_eq!(l.add_artifact(a), Ok(()));
+
+    let elem = l.get_element(10, 10);
+    assert_eq!(elem.0.unwrap(), StructureElement::Floor);
+    assert!(elem.2.is_some());
+}
+
+#[test]
+fn test_discover_get_monster_can_move() {
+    let mut l = Level::new(0);
+    let p = Position::new(0, 10, 10);
+    l.discover(&p);
+
+    let m = Rat::new_with_position(Position::new(0, 10, 10));
+    l.add_monster(m).expect("Panic because of");
+
+    let m = l.get_element(10, 10).1.unwrap();
+    m.get_position().change(1, 1);
+
+    let m = l.get_element(10, 10).1;
+    assert!(m.is_none());
+    let m = l.get_element(11, 11).1;
+    assert!(m.is_some());
+    assert_eq!(m.unwrap().get_life(), 2);
 }
--- a/src/level_generator.rs
+++ b/src/level_generator.rs
@@ -1,23 +1,52 @@
+use std::cmp::{max, min};
+use std::ops::Range;
+
+use petgraph::algo::min_spanning_tree;
+use petgraph::data::*;
+use petgraph::graph::Graph;
+use petgraph::graph::UnGraph;
 use rand::prelude::SliceRandom;
+use rand::rngs::ThreadRng;
 use rand::Rng;

-use crate::level::{Level, LevelElement, RoomType};
+use crate::artifacts::{Artifact, Chest, Potion};
+use crate::level::{Level, StructureElement};
+use crate::monster::{Monster, Orc, Rat, Snake};
+use crate::position::Position;

 const ROOMS_VERTICAL: usize = 7;
 const ROOMS_HORIZONTAL: usize = 4;
+
 const ROOM_WIDTH: usize = 7;
 const ROOM_HEIGHT: usize = 6;

-#[derive(Copy, Clone, Debug, PartialEq)]
+#[derive(PartialEq, Copy, Clone)]
+enum RoomType {
+    Start,
+    End,
+    StairUp,
+    StairDown,
+    BasicRoom,
+    TreasureRoom,
+    MonsterRoom,
+    EmptyRoom,
+}
+
+#[derive(Copy, Clone)]
+struct ConnectionInfo {
+    offset: usize,
+    distance: usize,
+}
+
+#[derive(Copy, Clone)]
 struct Room {
    pub kind: RoomType,
    pub offset_x: usize,
    pub offset_y: usize,
    pub width: usize,
    pub height: usize,
-    pub connection_down: bool,
-    pub connection_right: bool,
-    pub connected: bool,
+    pub connection_down: Option<ConnectionInfo>,
+    pub connection_right: Option<ConnectionInfo>,
 }

 impl Room {
@@ -28,93 +57,219 @@ impl Room {
            offset_y: 0,
            width: 0,
            height: 0,
-            connection_down: false,
-            connection_right: false,
-            connected: false,
+            connection_down: None,
+            connection_right: None,
        }
    }
+    /// change the size and position of a room randomly within its bounds
+    fn random(&mut self, rng: &mut ThreadRng) {
+        let width = rng.gen_range(3..6);
+        let height = rng.gen_range(3..5);
+        self.width = width;
+        self.height = height;
+        self.offset_x = rng.gen_range(0..(ROOM_WIDTH - width));
+        self.offset_y = rng.gen_range(0..(ROOM_HEIGHT - height));
+    }
+    fn get_x_range(&self) -> Range<usize> {
+        self.offset_x..self.offset_x + self.width
+    }
+    fn get_y_range(&self) -> Range<usize> {
+        self.offset_y..self.offset_y + self.height
+    }
 }

-#[derive(Debug)]
 pub struct LevelGenerator {
    rooms: [[Room; ROOMS_HORIZONTAL]; ROOMS_VERTICAL],
+    level: usize,
 }

 impl LevelGenerator {
-    pub fn generate(level: usize) -> Self {
-        let mut room_types: Vec<RoomType> = Vec::with_capacity(ROOMS_HORIZONTAL * ROOMS_VERTICAL);
-        if level > 0 {
-            room_types.push(RoomType::StairUp);
-        } else {
-            room_types.push(RoomType::Start);
-        }
-        if level < 24 {
-            room_types.push(RoomType::StairDown);
-        } else {
-            room_types.push(RoomType::End);
-        }
+    pub fn generate(level: usize, first: bool, last: bool) -> Self {
        let mut rng = rand::thread_rng();
+        let mut rooms = [[Room::new(); ROOMS_HORIZONTAL]; ROOMS_VERTICAL];
+        let mut graph = UnGraph::<(usize, usize), u16>::default();
+
+        // trick the room_connectable function into failing on the first iteration
+        rooms[0][0].kind = RoomType::BasicRoom;
+
+        while !LevelGenerator::rooms_connectable(&rooms) {
+            let mut room_types: Vec<RoomType> =
+                Vec::with_capacity(ROOMS_HORIZONTAL * ROOMS_VERTICAL);
+            // level 0 contains a start room, all others contain a stair up
+            if first {
+                room_types.push(RoomType::Start);
+            } else {
+                room_types.push(RoomType::StairUp);
+            }
+            // level 24 (the last) contains an end room, all others a stair down
+            if last {
+                room_types.push(RoomType::End);
+            } else {
+                room_types.push(RoomType::StairDown);
+            }
+            room_types.push(RoomType::MonsterRoom);
+            room_types.push(RoomType::TreasureRoom);
+            // generate a random set of rooms and shuffle them
            for _ in room_types.len()..ROOMS_HORIZONTAL * ROOMS_VERTICAL {
-            match rng.gen_range(1..=6) {
-                1..=3 => { room_types.push(RoomType::EmptyRoom) }
-                _ => { room_types.push(RoomType::BasicRoom) }
+                match rng.gen_range(1..=100) {
+                    // TODO tune room type distribution
+                    1..=33 => room_types.push(RoomType::EmptyRoom),
+                    34..=66 => room_types.push(RoomType::TreasureRoom),
+                    67..=90 => room_types.push(RoomType::MonsterRoom),
+                    _ => room_types.push(RoomType::BasicRoom),
                }
            }
            room_types.shuffle(&mut rng);

-        let mut rooms = [[Room::new(); ROOMS_HORIZONTAL]; ROOMS_VERTICAL];
-        for r in 0..ROOMS_VERTICAL {
-            for c in 0..ROOMS_HORIZONTAL {
-                rooms[r][c].kind = room_types.pop().unwrap();
-                if rooms[r][c].kind != RoomType::EmptyRoom {
-                    let width = rng.gen_range(3..6);
-                    let height = rng.gen_range(3..5);
-                    rooms[r][c].width = width;
-                    rooms[r][c].height = height;
-                    rooms[r][c].offset_x = rng.gen_range(0..(ROOM_WIDTH - width));
-                    rooms[r][c].offset_y = rng.gen_range(0..(ROOM_HEIGHT - height));
+            graph.clear();
+            // place the rooms in the array an add nodes to the graph for every non empty room
+            for (c, rs) in rooms.iter_mut().enumerate().take(ROOMS_VERTICAL) {
+                for (r, room) in rs.iter_mut().enumerate().take(ROOMS_HORIZONTAL) {
+                    room.kind = room_types.pop().unwrap();
+                    if room.kind != RoomType::EmptyRoom {
+                        room.random(&mut rng);
+                        graph.add_node((c, r));
                    }
-                if r == ROOMS_HORIZONTAL - 1 || c == ROOMS_HORIZONTAL - 1 {
-                    continue;
-                }
-                match rng.gen_range(0..3) {
-                    0 => { rooms[r][c].connection_down = true }
-                    1 => { rooms[r][c].connection_right = true }
-                    2 => {
-                        rooms[r][c].connection_down = true;
-                        rooms[r][c].connection_down = true
-                    }
-                    _ => {}
                }
            }
        }

-        let mut unconnected_rooms = 0;//ROOMS_HORIZONTAL * ROOMS_VERTICAL - 1;
-        rooms[0][0].connected = true;
-        for r in 0..ROOMS_VERTICAL {
-            for c in 0..ROOMS_HORIZONTAL {
-                if !rooms[r][c].connected {
+        // add edges to the graph connecting each room to all of its neighbours (max 4 of them)
+        for c in 0..ROOMS_VERTICAL {
+            for r in 0..ROOMS_HORIZONTAL {
+                if rooms[c][r].kind == RoomType::EmptyRoom {
                    continue;
                }
-                if rooms[r][c].connection_right {
-                    rooms[r][c + 1].connected = true;
+                let src_index = graph.node_indices().find(|i| graph[*i] == (c, r)).unwrap();
+                for r_1 in r + 1..ROOMS_HORIZONTAL {
+                    if rooms[c][r_1].kind != RoomType::EmptyRoom {
+                        let tgt_index = graph
+                            .node_indices()
+                            .find(|i| graph[*i] == (c, r_1))
+                            .unwrap();
+                        // todo use random weight for edge
+                        graph.add_edge(src_index, tgt_index, 1);
+                        break;
+                    }
+                }
+                for (c_1, rs) in rooms.iter().enumerate().take(ROOMS_VERTICAL).skip(c + 1) {
+                    if rs[r].kind != RoomType::EmptyRoom {
+                        let tgt_index = graph
+                            .node_indices()
+                            .find(|i| graph[*i] == (c_1, r))
+                            .unwrap();
+                        // todo use random weight for edge
+                        graph.add_edge(src_index, tgt_index, 1);
+                        break;
                    }
-                if rooms[r][c].connection_down {
-                    rooms[r + 1][c].connected = true;
                }
            }
        }
-        println!("Unconnected: {}", unconnected_rooms);

-        LevelGenerator {
-            rooms
+        // calculate a minimum spanning tree
+        let mst: Graph<(usize, usize), u16, petgraph::Undirected> =
+            Graph::from_elements(min_spanning_tree(&graph));
+        for edge in mst.raw_edges() {
+            let src = mst[edge.source()];
+            let tgt = mst[edge.target()];
+
+            let src_room = rooms[src.0][src.1];
+            let mut tgt_room = rooms[tgt.0][tgt.1];
+
+            // cols are the same, either up or down
+            if src.0 == tgt.0 {
+                let range =
+                    LevelGenerator::range_overlap(src_room.get_x_range(), tgt_room.get_x_range());
+                let position: usize = if range.is_empty() {
+                    range.start
+                } else {
+                    rng.gen_range(range)
+                };
+                if src.1 < tgt.1 {
+                    // src to tgt
+                    rooms[src.0][src.1].connection_down = Some(ConnectionInfo {
+                        offset: position,
+                        distance: tgt.1 - src.1,
+                    });
+                } else {
+                    // tgt to src
+                    tgt_room.connection_down = Some(ConnectionInfo {
+                        offset: position,
+                        distance: src.1 - tgt.1,
+                    });
                }
            }
+            // rows are the same, either left or right
+            if src.1 == tgt.1 {
+                let range =
+                    LevelGenerator::range_overlap(src_room.get_y_range(), tgt_room.get_y_range());
+                let mut position: usize;
+                if range.is_empty() {
+                    position = range.start;
+                } else {
+                    position = rng.gen_range(range);
+                }
+                if src.1 == 0 && position == 0 {
+                    position = 1;
+                }
+                if src.0 < tgt.0 {
+                    // src to tgt
+                    rooms[src.0][src.1].connection_right = Some(ConnectionInfo {
+                        offset: position,
+                        distance: tgt.0 - src.0,
+                    });
+                } else {
+                    // tgt to src
+                    tgt_room.connection_right = Some(ConnectionInfo {
+                        offset: position,
+                        distance: src.1 - tgt.1,
+                    });
+                }
+            }
+        }
+
+        LevelGenerator { rooms, level }
+    }
+
+    fn range_overlap(r1: Range<usize>, r2: Range<usize>) -> Range<usize> {
+        max(r1.start, r2.start)..min(r1.end, r2.end)
+    }
+
+    /// Verifies that for a given matrix of rooms each room has at least one other room in the
+    /// same row or column.
+    fn rooms_connectable(rooms: &[[Room; ROOMS_HORIZONTAL]; ROOMS_VERTICAL]) -> bool {
+        for c in 0..ROOMS_VERTICAL {
+            for r in 0..ROOMS_HORIZONTAL {
+                if rooms[c][r].kind != RoomType::EmptyRoom {
+                    let mut connected = 0;
+                    for room in rooms.iter().take(ROOMS_VERTICAL) {
+                        if room[r].kind != RoomType::EmptyRoom {
+                            connected += 1;
+                        }
+                    }
+                    for r1 in 0..ROOMS_HORIZONTAL {
+                        if rooms[c][r1].kind != RoomType::EmptyRoom {
+                            connected += 1;
+                        }
+                    }
+                    if connected <= 2 {
+                        return false;
+                    }
+                }
+            }
+        }
+        true
+    }
    pub fn render(&self) -> Level {
        let mut rng = rand::thread_rng();
-        let mut s = [[LevelElement::Wall; 1 + ROOMS_HORIZONTAL * ROOM_HEIGHT]; 1 + ROOMS_VERTICAL * ROOM_WIDTH];
+        let mut structure = [[StructureElement::Wall; 1 + ROOMS_HORIZONTAL * ROOM_HEIGHT];
+            1 + ROOMS_VERTICAL * ROOM_WIDTH];
+        let mut artifacts: Vec<Box<dyn Artifact>> = Vec::with_capacity(10);
+        let mut enemies: Vec<Box<dyn Monster>> = Vec::with_capacity(10);
        let mut start_x: usize = 0;
        let mut start_y: usize = 0;
+        let mut end_x: usize = 0;
+        let mut end_y: usize = 0;
        for c in 0..ROOMS_VERTICAL {
            for r in 0..ROOMS_HORIZONTAL {
                let top = 1 + r * ROOM_HEIGHT;
@@ -122,32 +277,125 @@ impl LevelGenerator {
                let room = self.rooms[c][r];
                for x in 0..room.width {
                    for y in 0..room.height {
-                        s[left + room.offset_x + x][top + room.offset_y + y] = LevelElement::Floor;
+                        structure[left + room.offset_x + x][top + room.offset_y + y] =
+                            StructureElement::Floor;
                    }
                }
+                if room.kind == RoomType::TreasureRoom {
+                    let t_x = left + room.offset_x + rng.gen_range(0..room.width);
+                    let t_y = top + room.offset_y + rng.gen_range(0..room.height);
+                    // TODO randomize artifacts
+                    match rng.gen_range(1..=100) {
+                        1..=50 => {
+                            artifacts
+                                .push(Box::new(Chest::new(Position::new(self.level, t_x, t_y))));
+                        }
+                        _ => {
+                            artifacts
+                                .push(Box::new(Potion::new(Position::new(self.level, t_x, t_y))));
+                        }
+                    };
+                }
+                if room.kind == RoomType::MonsterRoom {
+                    let t_x = left + room.offset_x + rng.gen_range(0..room.width);
+                    let t_y = top + room.offset_y + rng.gen_range(0..room.height);
+                    // TODO randomize enemies here
+                    match rng.gen_range(1..=100) {
+                        1..=30 => {
+                            enemies.push(Box::new(Orc::new_with_position(Position::new(
+                                self.level, t_x, t_y,
+                            ))));
+                        }
+                        31..=60 => {
+                            enemies.push(Box::new(Snake::new_with_position(Position::new(
+                                self.level, t_x, t_y,
+                            ))));
+                        }
+                        _ => {
+                            enemies.push(Box::new(Rat::new_with_position(Position::new(
+                                self.level, t_x, t_y,
+                            ))));
+                        }
+                    };
+                }
+
+                if room.kind == RoomType::End || room.kind == RoomType::StairDown {
+                    end_x = left + room.offset_x + rng.gen_range(0..room.width);
+                    end_y = top + room.offset_y + rng.gen_range(0..room.height);
+                }
                if room.kind == RoomType::StairDown {
-                    s[left + room.offset_x + rng.gen_range(0..room.width)][top + room.offset_y + rng.gen_range(0..room.height)] = LevelElement::StairDown;
+                    structure[end_x][end_y] = StructureElement::StairDown;
                }
+                if room.kind == RoomType::End {
+                    structure[end_x][end_y] = StructureElement::End;
+                }
+
                if room.kind == RoomType::Start || room.kind == RoomType::StairUp {
                    start_x = left + room.offset_x + rng.gen_range(0..room.width);
                    start_y = top + room.offset_y + rng.gen_range(0..room.height);
                }
                if room.kind == RoomType::StairUp {
-                    s[start_x][start_y] = LevelElement::StairUp;
+                    structure[start_x][start_y] = StructureElement::StairUp;
+                }
+                if room.kind == RoomType::Start {
+                    structure[start_x][start_y] = StructureElement::Start;
+                }
+            }
+        }
+        //
+        for c in 0..ROOMS_VERTICAL {
+            for r in 0..ROOMS_HORIZONTAL {
+                let src_room = self.rooms[c][r];
+                if let Some(x_conn) = src_room.connection_down {
+                    let tgt_room = self.rooms[c][r + x_conn.distance];
+                    let top = 1 + r * ROOM_HEIGHT + src_room.offset_y;
+                    let left = 1 + c * ROOM_WIDTH + x_conn.offset;
+                    let bottom = 1
+                        + (r + x_conn.distance) * ROOM_HEIGHT
+                        + tgt_room.offset_y
+                        + tgt_room.height;
+                    for i in top..bottom {
+                        if structure[left][i] == StructureElement::Wall {
+                            structure[left][i] = StructureElement::Floor;
+                        }
+                    }
+                }
+                if let Some(y_conn) = src_room.connection_right {
+                    let tgt_room = self.rooms[c + y_conn.distance][r];
+
+                    let top = 1 + r * ROOM_HEIGHT + src_room.offset_y + y_conn.offset - 1;
+                    let left = 1 + c * ROOM_WIDTH + src_room.offset_x;
+                    let right =
+                        1 + (c + y_conn.distance) * ROOM_WIDTH + tgt_room.offset_x + tgt_room.width;
+                    for room in structure.iter_mut().take(right).skip(left) {
+                        if room[top] == StructureElement::Wall {
+                            room[top] = StructureElement::Floor;
+                        }
+                    }
                }
            }
        }
        Level {
-            structure: s,
-            start_x,
-            start_y,
+            level: self.level,
+            structure,
+            discovered: [[false; 1 + ROOMS_HORIZONTAL * ROOM_HEIGHT];
+                1 + ROOMS_VERTICAL * ROOM_WIDTH],
+            monsters: enemies,
+            artifacts,
+            start: (start_x, start_y),
+            end: (end_x, end_y),
+            rng: rand::thread_rng(),
        }
    }
 }

 #[test]
 fn test_level_gen() {
-    let level = LevelGenerator::generate(0);
-    println!("{:?}", level);
-    assert_eq!(1, 2);
+    let level = LevelGenerator::generate(23, false, false).render();
+    assert_eq!(level.level, 23);
+    assert_ne!(level.start, (0, 0));
+    assert_ne!(level.end, (0, 0));
+    assert_ne!(level.start, level.end);
+    assert_ne!(level.monsters.len(), 0);
+    assert_ne!(level.artifacts.len(), 0);
 }
--- a/src/level_widget.rs
+++ b/src/level_widget.rs
@@ -1,155 +1,90 @@
-use ratatui::prelude::*;
-use ratatui::widgets::Widget;
+use ratatui::buffer::Buffer;
+use ratatui::layout::Rect;
+use ratatui::style::Color;
+use ratatui::widgets::{StatefulWidget, Widget};
+
 use crate::game::Game;
-use crate::level::{Level, LevelElement};
-use crate::player::Player;
+use crate::level::StructureElement;
+use crate::position::HasPosition;

 const FG_BROWN: Color = Color::Rgb(186, 74, 0);

-pub struct LevelWidget<'a> {
-    pub game: &'a Game,
-}
+pub struct LevelWidget {}

-impl<'a> LevelWidget<'a> {
+impl LevelWidget {
    fn set_cell(&self, buf: &mut Buffer, x: u16, y: u16, symbol: &str, fg: Color, bg: Color) {
-        buf.
-            get_mut(x, y).
-            set_symbol(symbol).
-            set_bg(bg).
-            set_fg(fg);
-    }
-
-    fn calculate_wall(top: Option<LevelElement>, right: Option<LevelElement>, bottom: Option<LevelElement>, left: Option<LevelElement>) -> String {
-        let mut val = 0;
-        val += match top {
-            Some(n) => {
-                match n {
-                    LevelElement::Wall => 1,
-                    _ => 0
-                }
-            }
-            None => 0
-        };
-        val += match right {
-            Some(n) => {
-                match n {
-                    LevelElement::Wall => 2,
-                    _ => 0
-                }
-            }
-            None => 0
-        };
-        val += match bottom {
-            Some(n) => {
-                match n {
-                    LevelElement::Wall => 4,
-                    _ => 0
-                }
-            }
-            None => 0
-        };
-        val += match left {
-            Some(n) => {
-                match n {
-                    LevelElement::Wall => 8,
-                    _ => 0
-                }
-            }
-            None => 0
-        };
-        [
-            "╋", "┃", "━", "┗",
-            "┃", "┃", "┏", "┣",
-            "━", "┛", "━", "┻",
-            "┓", "┫", "┳", "╋",
-        ][val].to_string()
+        buf[(x, y)].set_symbol(symbol).set_bg(bg).set_fg(fg);
    }
 }

-impl<'a> Widget for LevelWidget<'a> {
-    fn render(self, area: Rect, buf: &mut Buffer) {
-        let player = &self.game.player;
-        let player_pos = player.get_position();
-        let level = &self.game.levels[player_pos.get_level() as usize];
+impl StatefulWidget for LevelWidget {
+    type State = Game;

-        let al = area.left();
-        let at = area.top();
+    fn render(self, area: Rect, buf: &mut Buffer, state: &mut Self::State) {
+        let al: u16 = area.left();
+        let at: u16 = area.top();
+
+        {
+            let player = state.get_mutable_player();
+            let player_pos = player.get_immutable_position();
+            let player_level = player_pos.get_level();

            // draw the level elements
            for x in al..area.right() {
                for y in at..area.bottom() {
+                    let level = state.get_mutable_level(player_level);
                    let level_x = (x - al) as i16;
                    let level_y = (y - at) as i16;
                    match level.get_element(level_x, level_y) {
-                    None => {}
-                    Some(e) => {
-                        match e {
-                            LevelElement::Wall => {
-                                let top = level.get_element(level_x, level_y - 1);
-                                let right = level.get_element(level_x + 1, level_y);
-                                let bottom = level.get_element(level_x, level_y + 1);
-                                let left = level.get_element(level_x - 1, level_y);
-                                let symbol = LevelWidget::calculate_wall(top, right, bottom, left);
-                                self.set_cell(buf, x, y, symbol.as_str(), FG_BROWN, Color::Gray);
+                        (Some(structure_element), None, None) => {
+                            match structure_element {
+                                StructureElement::Start => {
+                                    self.set_cell(buf, x, y, "α", Color::Black, Color::Gray);
                                }
-                            LevelElement::Floor => {
+                                StructureElement::End => {
+                                    self.set_cell(buf, x, y, "Ω", Color::Black, Color::Gray);
+                                }
+                                StructureElement::Wall => {
+                                    // TODO add fancy walls with https://en.wikipedia.org/wiki/Box-drawing_characters
+                                    self.set_cell(buf, x, y, "#", FG_BROWN, Color::Gray);
+                                }
+                                StructureElement::Floor => {
                                    self.set_cell(buf, x, y, " ", FG_BROWN, Color::Gray);
                                }
-                            LevelElement::StairDown => {
-                                self.set_cell(buf, x, y, ">", FG_BROWN, Color::Gray);
+                                StructureElement::StairDown => {
+                                    self.set_cell(buf, x, y, ">", Color::Black, Color::Gray);
                                }
-                            LevelElement::StairUp => {
-                                self.set_cell(buf, x, y, "<", FG_BROWN, Color::Gray);
+                                StructureElement::StairUp => {
+                                    self.set_cell(buf, x, y, "<", Color::Black, Color::Gray);
+                                }
+                                StructureElement::Unknown => {
+                                    self.set_cell(buf, x, y, "▒", Color::DarkGray, Color::Gray);
                                }
                            }
                        }
+                        (_, Some(m), _) => {
+                            let (s, c) = m.get_representation();
+                            self.set_cell(buf, x, y, s, c, Color::Gray);
+                        }
+                        (_, _, Some(t)) => {
+                            let (s, c) = t.get_representation();
+                            self.set_cell(buf, x, y, s, c, Color::Gray);
+                        }
+                        (None, None, None) => {}
+                    };
+                }
+            }
+        }
+        {
+            let player = state.get_mutable_player();
+            let player_pos = player.get_immutable_position();
+            let player_x = al + player_pos.get_x() as u16;
+            let player_y = at + player_pos.get_y() as u16;
+            self.set_cell(buf, player_x, player_y, "8", Color::Red, Color::Gray);
        }
    }
 }

-        // draw player
-        self.set_cell(buf, al + player_pos.get_x(), at + player_pos.get_y(), "8", Color::Red, Color::Gray);
+impl Widget for LevelWidget {
+    fn render(self, _area: Rect, _buf: &mut Buffer) {}
 }
-}
-
-#[test]
-fn test_get_wall_symbol() {
-    let wall = Some(LevelElement::Wall);
-    // 0
-    let s = LevelWidget::calculate_wall(None, None, None, None);
-    assert_eq!(s, "╋");
-    // 15
-    let s = LevelWidget::calculate_wall(wall, wall, wall, wall);
-    assert_eq!(s, "╋");
-
-    // 1
-    let s = LevelWidget::calculate_wall(wall, None, None, None);
-    assert_eq!(s, "┃");
-    // 5
-    let s = LevelWidget::calculate_wall(wall, None, wall, None);
-    assert_eq!(s, "┃");
-    // 4
-    let s = LevelWidget::calculate_wall(None, None, wall, None);
-    assert_eq!(s, "┃");
-
-    // 2
-    let s = LevelWidget::calculate_wall(None, wall, None, None);
-    assert_eq!(s, "━");
-    // 10
-    let s = LevelWidget::calculate_wall(None, wall, None, wall);
-    assert_eq!(s, "━");
-
-    // 9
-    let s = LevelWidget::calculate_wall(wall, None, None, wall);
-    assert_eq!(s, "┛");
-    // 3
-    let s = LevelWidget::calculate_wall(wall, wall, None, None);
-    assert_eq!(s, "┗");
-    // 6
-    let s = LevelWidget::calculate_wall(None, wall, wall, None);
-    assert_eq!(s, "┏");
-    // 12
-    let s = LevelWidget::calculate_wall(None, None, wall, wall);
-    assert_eq!(s, "┓");
-}
-
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,50 +1,72 @@
+use std::io::stdout;
+use std::io::Result;
+use std::time::Instant;
+
 use crossterm::{
    event::{self, KeyCode, KeyEventKind},
    terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},
    ExecutableCommand,
 };
+use ratatui::prelude::*;
+use ratatui::widgets::block::{Position, Title};
+use ratatui::widgets::{Block, BorderType, Borders, Wrap};
 use ratatui::{
-    prelude::{CrosstermBackend, Stylize, Terminal},
+    prelude::{CrosstermBackend, Terminal},
    widgets::Paragraph,
 };
-use std::io::{stdout, Result};
-use ratatui::prelude::*;
-use ratatui::widgets::Block;
+use whoami::realname;

-use crate::game::Game;
-use crate::level::{Level, LevelElement};
+use crate::game::{Game, GameState};
 use crate::level_widget::LevelWidget;
 use crate::player::Player;
-use crate::level_generator::LevelGenerator;
+use crate::position::HasPosition;

+mod artifacts;
 mod game;
-mod player;
 mod level;
-mod position;
-mod level_widget;
 mod level_generator;
+mod level_widget;
+mod monster;
+mod player;
+mod position;

+/// length of a game frame in ms
+pub const FRAME_LENGTH: u64 = 100;
+
+//
 fn main() -> Result<()> {
-    let mut levels: [Level; 25] = [Level::new(); 25];
-    for l in 0..25 {
-        levels[l] = LevelGenerator::generate(l).render();
-    }
-    let mut g = Game {
-        player: Player::new("Teddy Tester", 10),
-        levels,
-    };
-
-    g.player.change_position((levels[0].start_x) as i8, (levels[0].start_y) as i8);
+    let mut game = Game::new(Player::new(realname().as_str(), 30));

    stdout().execute(EnterAlternateScreen)?;
    enable_raw_mode()?;
    let mut terminal = Terminal::new(CrosstermBackend::new(stdout()))?;
    terminal.clear()?;

+    let start_time = Instant::now();
+    let mut ticks = 0;
    loop {
        terminal.draw(|frame| {
-            let mut area = frame.size();
-            frame.render_widget(Block::default().style(Style::default().bg(Color::Green)), area);
+            let mut area = frame.area();
+            frame.render_widget(
+                Block::default().style(Style::default().bg(Color::Green)),
+                area,
+            );
+
+            // don't draw stuff except an info box if the terminal is too small (less than 80x25)
+            // to prevent the read drawing code from crashing the game.
+            if area.width < 80 || area.height < 25 {
+                let block = Block::default()
+                    .title("Info")
+                    .borders(Borders::ALL)
+                    .border_style(Style::default().fg(Color::White))
+                    .border_type(BorderType::Rounded)
+                    .style(Style::default().bg(Color::Black));
+                let paragraph = Paragraph::new("Terminal needs to be at leas 80x25!")
+                    .block(block)
+                    .wrap(Wrap { trim: true });
+                frame.render_widget(paragraph, area);
+                return;
+            }

            if area.width > 80 {
                area.x = (area.width - 80) / 2;
@@ -61,48 +83,151 @@ fn main() -> Result<()> {
                width: level::LEVEL_WIDTH as u16,
                height: level::LEVEL_HEIGHT as u16,
            };
-            frame.render_widget(LevelWidget { game: &g }, map_area);
+            frame.render_stateful_widget(LevelWidget {}, map_area, &mut game);

            let stats_area = Rect {
                x: area.x + 50,
                y: area.y,
                width: 30,
-                height: 25,
+                height: 15,
            };
+            let block = Block::default()
+                .title(
+                    Title::from(format!(" {} ", game.get_player().get_name()))
+                        .alignment(Alignment::Center)
+                        .position(Position::Top),
+                )
+                .borders(Borders::TOP)
+                .border_style(Style::default().fg(Color::White))
+                .border_type(BorderType::Rounded)
+                .style(Style::default().bg(Color::Blue));
            frame.render_widget(
-                Paragraph::new(format!("{}\nHealth: {}/{}\n{}/{}/{}",
-                                       g.player.get_name(),
-                                       g.player.get_life(),
-                                       g.player.get_max_life(),
-                                       g.player.get_position().get_level(),
-                                       g.player.get_position().get_x(),
-                                       g.player.get_position().get_y()))
-                    .white()
-                    .on_blue(),
+                Paragraph::new(format!(
+                    "Health: {}/{}\nExp: {}\nGold: {}\nLevel: {}",
+                    game.get_player().get_life(),
+                    game.get_player().get_max_life(),
+                    game.get_player().get_experience(),
+                    game.get_player().get_gold(),
+                    game.get_player().get_immutable_position().get_level() + 1
+                ))
+                .block(block)
+                .wrap(Wrap { trim: true }),
                stats_area,
            );
+            let messages_area = Rect {
+                x: area.x + 50,
+                y: area.y + 15,
+                width: 30,
+                height: 10,
+            };
+            // Display the latest messages from the game to the user
+            let block = Block::default()
+                .title(
+                    Title::from(" messages ")
+                        .alignment(Alignment::Center)
+                        .position(Position::Top),
+                )
+                .borders(Borders::TOP)
+                .border_style(Style::default().fg(Color::White))
+                .border_type(BorderType::Rounded)
+                .style(Style::default().bg(Color::Blue));
+
+            let paragraph1 = if game.messages.is_empty() {
+                "".to_string()
+            } else {
+                format!("> {}", game.messages.join("\n> "))
+            };
+            frame.render_widget(
+                Paragraph::new(paragraph1)
+                    .block(block)
+                    .wrap(Wrap { trim: true }),
+                messages_area,
+            );
        })?;
+        if event::poll(std::time::Duration::from_millis(FRAME_LENGTH))? {
+            if let event::Event::Key(key) = event::read()? {
+                if key.kind == KeyEventKind::Press && key.code == KeyCode::Char('v') {
+                    game.messages.insert(
+                        0,
+                        format!("You are playing version '{}'.", env!("GIT_HASH")).to_string(),
+                    );
+                }
+                if key.kind == KeyEventKind::Press && key.code == KeyCode::Char('q') {
+                    break;
+                }
+                if key.kind == KeyEventKind::Press {
+                    let new_pos = match key.code {
+                        KeyCode::Left => game.move_player(-1, 0),
+                        KeyCode::Right => game.move_player(1, 0),
+                        KeyCode::Up => game.move_player(0, -1),
+                        KeyCode::Down => game.move_player(0, 1),
+                        _ => (0, 0),
+                    };
+                    if !game.player_fights_monster() {
+                        // player attacked monster but did not kill it
+                        game.move_player(new_pos.0, new_pos.1);
+                    }
+                    game.player_collects_artifact();
+                }
+            }
+        }
+        game.update_level(ticks);
+        if game.get_game_state() != GameState::Running {
+            break;
+        }
+        ticks += 1;
+    }
+    let playtime = start_time.elapsed();
+    loop {
+        let _ = terminal.draw(|frame| {
+            let mut area = frame.area();
+            let w = area.width / 2;
+            let h = area.height / 2;
+            area.x += w - 20;
+            area.y += h - 10;
+            area.width = 40;
+            area.height = 20;
+            let block = Block::default()
+                .title(
+                    Title::from(" Game ended ")
+                        .alignment(Alignment::Center)
+                        .position(Position::Top),
+                )
+                .title(Title::from("Press `q` to quit!").position(Position::Bottom))
+                .borders(Borders::ALL)
+                .border_style(Style::default().fg(Color::White))
+                .border_type(BorderType::Rounded)
+                .style(Style::default().bg(Color::Black));
+            let mut text = match game.get_game_state() {
+                GameState::Running => {
+                    "Quitting is for cowards! You'll better try again!".to_string()
+                }
+                GameState::Lost => {
+                    "Sorry, you died in the dungeon. Better luck next time!".to_string()
+                }
+                GameState::Won => {
+                    "Congratulation! You mastered your way through the dungeon and won the game."
+                        .to_string()
+                }
+            };
+            text += format!(
+                "\nYou gained {} experience.",
+                game.get_player().get_experience()
+            )
+            .as_str();
+            text += format!("\nYou collected {} gold.", game.get_player().get_gold()).as_str();
+            text += format!("\nYou played {} seconds.", playtime.as_secs()).as_str();
+            let paragraph = Paragraph::new(text).block(block).wrap(Wrap { trim: true });
+            frame.render_widget(paragraph, area);
+        });
        if event::poll(std::time::Duration::from_millis(16))? {
            if let event::Event::Key(key) = event::read()? {
                if key.kind == KeyEventKind::Press && key.code == KeyCode::Char('q') {
                    break;
                }
-                if key.kind == KeyEventKind::Press && key.code == KeyCode::Left {
-                    g.move_player(-1, 0);
-                }
-                if key.kind == KeyEventKind::Press && key.code == KeyCode::Right {
-                    g.move_player(1, 0);
-                }
-                if key.kind == KeyEventKind::Press && key.code == KeyCode::Up {
-                    g.move_player(0, -1);
-                }
-                if key.kind == KeyEventKind::Press && key.code == KeyCode::Down {
-                    g.move_player(0, 1);
            }
        }
    }
-    }
-
    stdout().execute(LeaveAlternateScreen)?;
    disable_raw_mode()?;
    Ok(())
--- a/src/monster.rs
+++ b/src/monster.rs
@@ -0,0 +1,129 @@
+use std::ops::RangeInclusive;
+
+use rand::Rng;
+use ratatui::prelude::Color;
+
+use crate::position::{HasPosition, Position};
+
+pub trait Monster: HasPosition {
+    fn get_name(&self) -> &str;
+    fn is_dead(&self) -> bool;
+    fn get_representation(&self) -> (&str, Color);
+    fn decrease_life(&mut self, by: usize);
+    // fn get_immutable_position(&self) -> &Position;
+    fn get_experience_gain(&self) -> usize;
+    fn get_ticks_between_steps(&self) -> u128;
+    #[cfg(test)]
+    fn get_life(&self) -> usize;
+    fn damage(&self) -> usize;
+}
+
+macro_rules! create_monster {
+    ($($t:ident),+ $(,)?) => ($(
+        pub struct $t {
+            name: String,
+            life: usize,
+            position: Position,
+            symbol: String,
+            color: Color,
+            experience_gain: usize,
+            ticks_between_steps: u128,
+            damage_range: RangeInclusive<usize>,
+        }
+        impl Monster for $t {
+            fn get_name(&self) -> &str { &self.name }
+            fn is_dead(&self) -> bool { self.life <= 0 }
+            fn get_experience_gain(&self) -> usize { self.experience_gain }
+            fn get_representation(&self) -> (&str, Color) { (&self.symbol, self.color) }
+            fn decrease_life(&mut self, by: usize) {
+                self.life = self.life.saturating_sub(by);
+            }
+            fn get_ticks_between_steps(&self) -> u128 { self.ticks_between_steps }
+            fn damage(&self) -> usize { rand::thread_rng().gen_range(self.damage_range.clone()) }
+
+            #[cfg(test)]
+            fn get_life(&self) -> usize { self.life }
+        }
+        impl HasPosition for $t {
+            fn get_position(&mut self) -> &mut Position {
+                &mut self.position
+            }
+            fn get_immutable_position(&self) -> &Position {
+                &self.position
+            }
+        }
+    )+)
+}
+
+impl Rat {
+    pub fn new_with_position(position: Position) -> Self {
+        Self {
+            name: "rat".to_string(),
+            life: 2,
+            position,
+            symbol: String::from("R"),
+            color: Color::Black,
+            experience_gain: 5,
+            ticks_between_steps: 5,
+            damage_range: 1..=2,
+        }
+    }
+}
+create_monster!(Rat);
+
+impl Orc {
+    pub fn new_with_position(position: Position) -> Self {
+        Self {
+            name: "orc".to_string(),
+            life: 4,
+            position,
+            symbol: String::from("O"),
+            color: Color::DarkGray,
+            experience_gain: 10,
+            ticks_between_steps: 10,
+            damage_range: 2..=3,
+        }
+    }
+}
+create_monster!(Orc);
+
+impl Snake {
+    pub fn new_with_position(position: Position) -> Self {
+        Self {
+            name: "snake".to_string(),
+            life: 3,
+            position,
+            symbol: String::from("S"),
+            color: Color::DarkGray,
+            experience_gain: 10,
+            ticks_between_steps: 20,
+            damage_range: 1..=4,
+        }
+    }
+}
+create_monster!(Snake);
+
+#[test]
+fn monsters_can_move() {
+    let mut m = Rat::new_with_position(Position::new(0, 0, 0));
+    assert_eq!(m.get_position(), &Position::new(0, 0, 0));
+    m.get_position().change(1, 2);
+    assert_eq!(m.get_position(), &Position::new(0, 1, 2));
+    m.get_position().change(2, 1);
+    assert_eq!(m.get_position(), &Position::new(0, 3, 3));
+    m.get_position().set(1, 2, 3);
+    m.get_position().change(2, 1);
+    assert_eq!(m.get_position(), &Position::new(1, 4, 4));
+}
+
+#[test]
+fn monsters_can_die() {
+    let mut m = Rat::new_with_position(Position::new(0, 0, 0));
+    assert_eq!(m.get_life(), 2);
+    assert_eq!(m.is_dead(), false);
+    m.decrease_life(1);
+    assert_eq!(m.get_life(), 1);
+    m.decrease_life(2);
+    assert_eq!(m.get_life(), 0);
+    assert_eq!(m.is_dead(), true);
+}
--- a/src/player.rs
+++ b/src/player.rs
@@ -1,11 +1,15 @@
+use rand::Rng;
 use std::cmp::{max, min};
-use crate::position::Position;
+
+use crate::position::{HasPosition, Position};

 pub struct Player {
    name: String,
    position: Position,
    life: i16,
    max_life: i16,
+    gold: usize,
+    experience: usize,
 }

 impl Player {
@@ -15,21 +19,60 @@ impl Player {
            position: Position::new(0, 0, 0),
            life: max_life,
            max_life,
+            gold: 0,
+            experience: 0,
        }
    }
    pub fn get_name(&self) -> String {
-        return self.name.clone();
+        self.name.clone()
    }
-    pub fn get_life(&self) -> i16 { self.life }
-    pub fn get_max_life(&self) -> i16 { self.max_life }
    pub fn change_life(&mut self, by: i16) {
        self.life = max(0, min(self.max_life, self.life + by));
    }
-    pub fn get_position(&self) -> Position {
-        self.position
+    pub fn get_life(&self) -> i16 {
+        self.life
    }
-    pub fn change_position(&mut self, dx: i8, dy: i8) {
-        self.position.change(dx, dy);
+    /// returns true if the player is dead (life <= 0)
+    pub fn is_dead(&self) -> bool {
+        self.life <= 0
+    }
+    /// returns true if the player's life is at maximum
+    pub fn is_healthy(&self) -> bool {
+        self.life == self.max_life
+    }
+    pub fn get_max_life(&self) -> i16 {
+        self.max_life
+    }
+
+    /// add the given amount to the players gold stash
+    pub fn retrieve_gold(&mut self, amount: usize) {
+        self.gold += amount
+    }
+
+    /// return the size of the players gold stash
+    pub fn get_gold(&self) -> usize {
+        self.gold
+    }
+
+    pub fn gain_experience(&mut self, amount: usize) {
+        self.experience += amount
+    }
+
+    pub fn get_experience(&self) -> usize {
+        self.experience
+    }
+
+    pub fn damage(&self) -> usize {
+        rand::thread_rng().gen_range(1..4)
+    }
+}
+
+impl HasPosition for Player {
+    fn get_position(&mut self) -> &mut Position {
+        &mut self.position
+    }
+    fn get_immutable_position(&self) -> &Position {
+        &self.position
    }
 }

@@ -40,10 +83,22 @@ fn test_get_name() {
        position: Position::new(0, 1, 1),
        life: 5,
        max_life: 10,
+        gold: 0,
+        experience: 0,
    };
    assert_eq!(p.get_name(), "Teddy Tester");
 }

+#[test]
+fn test_can_receive_gold() {
+    let mut p = Player::new("Teddy Tester", 10);
+    assert_eq!(p.get_gold(), 0);
+
+    p.retrieve_gold(13);
+    p.retrieve_gold(10);
+    assert_eq!(p.get_gold(), 23);
+}
+
 #[test]
 fn test_change_life() {
    let mut p = Player {
@@ -51,12 +106,41 @@ fn test_change_life() {
        position: Position::new(0, 1, 1),
        life: 5,
        max_life: 10,
+        gold: 0,
+        experience: 0,
    };
-    assert_eq!(p.life, 5);
+    assert_eq!(p.get_life(), 5);
    p.change_life(-2);
-    assert_eq!(p.life, 3);
+    assert_eq!(p.get_life(), 3);
    p.change_life(10);
-    assert_eq!(p.life, 10);
+    assert_eq!(p.get_life(), 10);
    p.change_life(-12);
-    assert_eq!(p.life, 0);
+    assert_eq!(p.get_life(), 0);
+}
+
+#[test]
+fn player_can_move() {
+    let mut p = Player::new("Teddy Tester", 10);
+    assert_eq!(p.get_position(), &Position::new(0, 0, 0));
+    p.get_position().change(1, 2);
+    assert_eq!(p.get_position(), &Position::new(0, 1, 2));
+    p.get_position().change(2, 1);
+    assert_eq!(p.get_position(), &Position::new(0, 3, 3));
+    p.get_position().set(1, 2, 3);
+    p.get_position().change(2, 1);
+    assert_eq!(p.get_position(), &Position::new(1, 4, 4));
+    assert_eq!(p.get_immutable_position(), &Position::new(1, 4, 4));
+}
+
+#[test]
+fn test_max_life() {
+    let p = Player {
+        name: "Teddy Tester".to_string(),
+        position: Position::new(0, 1, 1),
+        life: 5,
+        max_life: 10,
+        gold: 0,
+        experience: 0,
+    };
+    assert_eq!(p.get_max_life(), 10);
 }
--- a/src/position.rs
+++ b/src/position.rs
@@ -1,32 +1,74 @@
-#[derive(Copy, Clone, Debug, PartialEq)]
+use std::cmp::max;
+
+/// describes an character (PC or NPC) in the dungeon that has a position.
+pub trait HasPosition {
+    /// returns a mutable position
+    fn get_position(&mut self) -> &mut Position;
+    /// returns an immutable position
+    fn get_immutable_position(&self) -> &Position;
+}
+
+#[derive(PartialEq, Debug, Clone, Copy)]
 pub struct Position {
-    level: u8,
-    x: u16,
-    y: u16,
+    level: usize,
+    x: usize,
+    y: usize,
 }

 impl Position {
-    pub fn new(level: u8, x: u16, y: u16) -> Self {
-        Self {
-            level,
-            x,
-            y,
+    pub fn new(level: usize, x: usize, y: usize) -> Self {
+        Self { level, x, y }
    }
+    pub fn change(&mut self, dx: i16, dy: i16) -> (usize, usize) {
+        self.x = max((self.x as i16) + dx, 0) as usize;
+        self.y = max((self.y as i16) + dy, 0) as usize;
+        (self.x, self.y)
    }
-    pub fn get_level(&self) -> u8 {
+    pub fn set(&mut self, level: usize, x: usize, y: usize) {
+        self.level = level;
+        self.x = x;
+        self.y = y;
+    }
+
+    pub fn get_level(&self) -> usize {
        self.level
    }

-    pub fn get_x(&self) -> u16 {
+    pub fn get_x(&self) -> usize {
        self.x
    }

-    pub fn get_y(&self) -> u16 {
+    pub fn get_y(&self) -> usize {
        self.y
    }
+}

-    pub fn change(&mut self, dx: i8, dy: i8) {
-        self.x = ((self.x as i16) + dx as i16) as u16;
-        self.y = ((self.y as i16) + dy as i16) as u16;
+#[test]
+fn test_position_change() {
+    let mut p = Position::new(0, 10, 10);
+
+    let res = p.change(-1, 1);
+    assert_eq!(res, (9, 11));
+    assert_eq!(p.get_x(), 9);
+    assert_eq!(p.get_y(), 11);
+
+    let res = p.change(-9, 1);
+    assert_eq!(res, (0, 12));
+    assert_eq!(p.get_x(), 0);
+    assert_eq!(p.get_y(), 12);
+
+    let res = p.change(-1, -13);
+    assert_eq!(res, (0, 0));
+    assert_eq!(p.get_x(), 0);
+    assert_eq!(p.get_y(), 0);
 }
+
+#[test]
+fn test_position_set() {
+    let mut p = Position::new(0, 10, 10);
+
+    p.set(1, 2, 3);
+    assert_eq!(p.get_level(), 1);
+    assert_eq!(p.get_x(), 2);
+    assert_eq!(p.get_y(), 3);
 }
Author	SHA1	Message	Date
Joachim Lusiardi	d6f4fdaa5b	add CI/CD	2024-10-21 08:30:24 +02:00
Joachim Lusiardi	8dfe56a3c2	randomize content of chests and potions	2024-10-21 08:27:55 +02:00
Joachim Lusiardi	b3d85ac7b3	Improved fights between player and monster	2024-10-21 08:26:51 +02:00
Joachim Lusiardi	cefb0cc5f2	improve combat system	2024-10-20 22:12:28 +02:00
Joachim Lusiardi	efc4cdd363	updated deps fixed clippy remarks	2024-10-20 14:59:20 +02:00
Joachim Lusiardi	210d590e38	prevent player from leaving the field	2024-01-03 09:12:00 +01:00
Joachim Lusiardi	e4018d9cce	remove unused import	2024-01-01 15:34:52 +01:00
Joachim Lusiardi	f6bb0a9297	version can be displayed as message	2023-12-31 18:10:09 +01:00
Joachim Lusiardi	b6d61e4bd1	Merge remote-tracking branch 'origin/include_git_hash' into add_messages	2023-12-31 17:45:42 +01:00
Joachim Lusiardi	85496e3200	make git commit hash available at compile time	2023-12-31 17:41:59 +01:00
Joachim Lusiardi	4770a21abe	for changes to add messages	2023-12-31 15:59:52 +01:00
Joachim Lusiardi	a69e89c806	Only consume potions if they have an effect	2023-12-30 16:44:23 +01:00
Joachim Lusiardi	b3d64f7438	Monsters can attack player now	2023-12-30 16:31:27 +01:00
Joachim Lusiardi	b88bc67c50	monsters move and attack the player	2023-12-26 19:11:41 +01:00
Joachim Lusiardi	2098bedabe	make monsters more like players	2023-12-26 11:38:23 +01:00
Joachim Lusiardi	c0d51f501f	extract has_position trait	2023-12-25 13:47:15 +01:00
Joachim Lusiardi	bb8a24aa91	clean up monsters	2023-12-25 13:26:45 +01:00
Joachim Lusiardi	67faae44b1	Prevent crashes when terminal is too small	2023-12-25 08:44:44 +01:00
Joachim Lusiardi	de5ea76913	step to xp	2023-12-22 20:10:30 +01:00
Joachim Lusiardi	6082a740e9	make chest's gold depend on level	2023-12-22 09:52:50 +01:00
Joachim Lusiardi	db96dc5c8a	Add gold to the result message	2023-12-21 23:13:13 +01:00
Joachim Lusiardi	2a86201c3e	add 3 distinct outcomes for the game	2023-12-21 23:02:06 +01:00
Joachim Lusiardi	6b6206370b	Make enemies randomized	2023-12-18 17:04:48 +01:00
Joachim Lusiardi	73315a7636	monsters as trait	2023-12-18 16:11:19 +01:00
Joachim Lusiardi	7ac3b76e6c	add some documentation	2023-12-17 22:00:42 +01:00
Joachim Lusiardi	f87712e8d2	clean up code	2023-12-17 19:48:58 +01:00
Joachim Lusiardi	8b21e179c2	fight monsters, collect artifacts	2023-12-17 16:14:17 +01:00
User Jlusiardi	643f3b76f9	More work	2023-12-09 22:43:06 +01:00
Joachim Lusiardi	206a49fb08	reworked level widget to stateful widget	2023-12-09 20:16:03 +01:00
Joachim Lusiardi	6e2441aad1	give different artifacts differen looks	2023-12-09 20:05:39 +01:00
Joachim Lusiardi	4a024a47d9	randomize artifact generation	2023-12-09 17:39:26 +01:00
Joachim Lusiardi	e47036bd8d	more tests	2023-12-09 08:43:41 +01:00
Joachim Lusiardi	7b0eaf6640	add test & fix bug	2023-12-06 21:02:40 +01:00
Joachim Lusiardi	6aee9d974f	Move works again	2023-12-06 03:18:59 +01:00
Joachim Lusiardi	21a292b7ad	make stuff public	2023-12-05 17:13:39 +01:00
Joachim Lusiardi	aa3fa6efb1	Work on levelgenerator	2023-12-04 18:41:21 +01:00
Joachim Lusiardi	2eeb95e3a3	Add variable artifacts	2023-12-03 23:59:05 +01:00
Joachim Lusiardi	07c629bdaa	add gold to the player	2023-12-03 21:20:16 +01:00
Joachim Lusiardi	220607133a	Add Artifacts	2023-12-03 13:44:29 +01:00
Joachim Lusiardi	900739190d	Monsters can be removed	2023-12-03 10:41:43 +01:00
Joachim Lusiardi	209a277684	Monsters can move	2023-12-03 09:36:58 +01:00
Joachim Lusiardi	1ba1ed7de4	Monster in Level	2023-12-03 09:25:03 +01:00
Joachim Lusiardi	ee1f11cd1f	Cleanup	2023-11-27 21:24:43 +01:00
Joachim Lusiardi	677acf771a	first steps with refs	2023-11-27 19:21:10 +01:00
Joachim Lusiardi	227e44dd43	Work on more references	2023-11-26 20:14:33 +01:00