manabrew_engine/trigger/
trigger_sacrificed_once.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::TriggerBehavior;
10
11#[derive(Debug, Clone, Serialize, Deserialize)]
12pub struct TriggerSacrificedOnce {
13    pub valid_card: Option<crate::parsing::CompiledSelector>,
14    pub valid_player: Option<crate::parsing::CompiledSelector>,
15}
16
17impl TriggerSacrificedOnce {
18    pub fn parse(params: &Params) -> Box<dyn TriggerBehavior> {
19        Box::new(Self {
20            valid_card: params.selector_cloned(keys::VALID_CARD),
21            valid_player: params.selector_cloned(keys::VALID_PLAYER),
22        })
23    }
24}
25
26#[typetag::serde]
27impl TriggerBehavior for TriggerSacrificedOnce {
28    fn trigger_type(&self) -> TriggerType {
29        TriggerType::SacrificedOnce
30    }
31
32    fn perform_test(
33        &self,
34        trigger: &super::trigger::Trigger,
35        params: &RunParams,
36        game: &GameState,
37    ) -> bool {
38        let _host_card = trigger.base.card_trait_base.host_card_id();
39        let _host_controller = trigger.base.card_trait_base.host_controller(game);
40        trigger.matches_optional_valid_card_filter(&self.valid_card, params.card, game)
41            && trigger.matches_optional_valid_player_filter(&self.valid_player, params.player, game)
42    }
43
44    fn set_triggering_objects(
45        &self,
46        _trigger: &super::trigger::Trigger,
47        sa: &mut SpellAbility,
48        params: &RunParams,
49        _game: &GameState,
50    ) {
51        // TODO: port ValidCard filtering from Java (CardLists.getValidCards)
52        if let Some(cards) = params.cards.as_ref() {
53            sa.set_triggering_object(crate::ability::AbilityKey::Cards, cards.clone());
54            sa.set_triggering_object(crate::ability::AbilityKey::Amount, cards.len().to_string());
55        }
56        if let Some(p) = params.player {
57            sa.set_triggering_object(crate::ability::AbilityKey::Player, p);
58        }
59        // TODO: port SpellAbility triggering object (AbilityKey.Cause)
60    }
61
62    fn get_important_stack_objects(
63        &self,
64        _trigger: &super::trigger::Trigger,
65        sa: &SpellAbility,
66    ) -> String {
67        format!(
68            "Player: {}, Amount: {}",
69            sa.trigger_objects
70                .get(&crate::ability::AbilityKey::Player)
71                .map(|s| s.as_str())
72                .unwrap_or(""),
73            sa.trigger_objects
74                .get(&crate::ability::AbilityKey::Amount)
75                .map(|s| s.as_str())
76                .unwrap_or("")
77        )
78    }
79}
manabrew_engine/trigger/trigger_sacrificed_once.rs

manabrew_engine/trigger/
trigger_sacrificed_once.rs
