manabrew_engine/trigger/
trigger_destroyed.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 TriggerDestroyed {
13    pub valid_card: Option<crate::parsing::CompiledSelector>,
14    pub valid_causer: Option<crate::parsing::CompiledSelector>,
15}
16
17impl TriggerDestroyed {
18    pub fn parse(params: &Params) -> Box<dyn TriggerBehavior> {
19        Box::new(Self {
20            valid_card: params.selector_cloned(keys::VALID_CARD),
21            valid_causer: params.selector_cloned("ValidCauser"),
22        })
23    }
24}
25
26#[typetag::serde]
27impl TriggerBehavior for TriggerDestroyed {
28    fn trigger_type(&self) -> TriggerType {
29        TriggerType::Destroyed
30    }
31
32    fn perform_test(
33        &self,
34        trigger: &super::trigger::Trigger,
35        params: &RunParams,
36        game: &GameState,
37    ) -> bool {
38        trigger.matches_optional_valid_card_filter(&self.valid_card, params.card, game)
39            && trigger.matches_optional_valid_card_filter(
40                &self.valid_causer,
41                params
42                    .causer
43                    .or(params.cause_card)
44                    .or_else(|| params.cause.as_ref().and_then(|sa| sa.source)),
45                game,
46            )
47    }
48
49    fn set_triggering_objects(
50        &self,
51        _trigger: &super::trigger::Trigger,
52        sa: &mut SpellAbility,
53        params: &RunParams,
54        _game: &GameState,
55    ) {
56        // Java: sa.setTriggeringObjectsFrom(runParams, AbilityKey.Card, AbilityKey.Causer)
57        if let Some(card_id) = params.card {
58            sa.set_triggering_object(crate::ability::AbilityKey::Card, card_id.0.to_string());
59        }
60        if let Some(causer) = params.causer {
61            sa.set_triggering_object(crate::ability::AbilityKey::Causer, causer.0.to_string());
62        }
63    }
64
65    fn get_important_stack_objects(
66        &self,
67        _trigger: &super::trigger::Trigger,
68        sa: &SpellAbility,
69    ) -> String {
70        // Java: "Destroyed: " + Card + ", Destroyer: " + Causer
71        format!(
72            "Destroyed: {}, Destroyer: {}",
73            sa.get_triggering_object(crate::ability::AbilityKey::Card)
74                .unwrap_or(""),
75            sa.get_triggering_object(crate::ability::AbilityKey::Causer)
76                .unwrap_or("")
77        )
78    }
79}
manabrew_engine/trigger/trigger_destroyed.rs

manabrew_engine/trigger/
trigger_destroyed.rs
