manabrew_engine/trigger/
trigger_flipped_coin.rs

1use serde::{Deserialize, Serialize};
2
3use crate::event::RunParams;
4use crate::game::GameState;
5use crate::parsing::{keys, Params};
6use crate::spellability::SpellAbility;
7use crate::trigger::TriggerType;
8
9use super::trigger::{Trigger, TriggerBehavior};
10
11#[derive(Debug, Clone, Serialize, Deserialize)]
12pub struct TriggerFlippedCoin {
13    pub valid_player: Option<crate::parsing::CompiledSelector>,
14    pub valid_result: Option<String>,
15}
16
17impl TriggerFlippedCoin {
18    pub fn parse(params: &Params) -> Box<dyn TriggerBehavior> {
19        Box::new(Self {
20            valid_player: params.selector_cloned(keys::VALID_PLAYER),
21            valid_result: params.get_cloned(keys::VALID_RESULT),
22        })
23    }
24}
25
26#[typetag::serde]
27impl TriggerBehavior for TriggerFlippedCoin {
28    fn trigger_type(&self) -> TriggerType {
29        TriggerType::FlippedCoin
30    }
31
32    fn perform_test(&self, trigger: &Trigger, params: &RunParams, game: &GameState) -> bool {
33        let _host_controller = trigger.base.card_trait_base.host_controller(game);
34        if !trigger.matches_optional_valid_player_filter(&self.valid_player, params.player, game) {
35            return false;
36        }
37        if let Some(filter) = self.valid_result.as_ref() {
38            let Some(won) = params.coin_flip_won else {
39                return false;
40            };
41            let f = filter.trim();
42            if (f.eq_ignore_ascii_case("Win") || f.eq_ignore_ascii_case("Heads")) && !won {
43                return false;
44            }
45            if (f.eq_ignore_ascii_case("Lose") || f.eq_ignore_ascii_case("Tails")) && won {
46                return false;
47            }
48        }
49        true
50    }
51
52    fn set_triggering_objects(
53        &self,
54        _trigger: &Trigger,
55        sa: &mut SpellAbility,
56        params: &RunParams,
57        _game: &GameState,
58    ) {
59        if let Some(p) = params.player {
60            sa.set_triggering_object(crate::ability::AbilityKey::Player, p.0.to_string());
61        }
62    }
63
64    fn get_important_stack_objects(&self, _trigger: &Trigger, sa: &SpellAbility) -> String {
65        format!(
66            "Player: {}",
67            sa.get_triggering_object(crate::ability::AbilityKey::Player)
68                .unwrap_or_default()
69        )
70    }
71}
manabrew_engine/trigger/trigger_flipped_coin.rs

manabrew_engine/trigger/
trigger_flipped_coin.rs
