56 lines
1.3 KiB
Rust
56 lines
1.3 KiB
Rust
use crate::position::Position;
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use crate::player::Player;
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pub trait Artifact {
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//! An artifact that can be collected by the player
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/// get the position of the artifact in the level
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fn get_immutable_position(&self) -> &Position;
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/// call to apply the effects of the artifact to the player
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fn collect(&mut self, player: &mut Player);
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}
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pub struct Chest {
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/// a chest that contains some gold
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position: Position,
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gold: usize,
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}
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impl Chest {
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pub fn new(position: Position) -> Self {
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Self {
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position,
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gold: 10,
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}
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}
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}
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impl Artifact for Chest {
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fn get_immutable_position(&self) -> &Position { &self.position }
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fn collect(&mut self, player: &mut Player) {
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player.retrieve_gold(self.gold);
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self.gold = 0;
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}
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}
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pub struct Potion {
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/// a potion that restores some health
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position: Position,
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health: usize,
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}
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impl Potion {
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pub fn new(position: Position) -> Self {
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Self {
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position,
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health: 5,
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}
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}
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}
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impl Artifact for Potion {
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fn get_immutable_position(&self) -> &Position { &self.position }
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fn collect(&mut self, player: &mut Player) {
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player.change_life(self.health.try_into().unwrap());
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self.health = 0;
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}
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} |