manabrew_engine/trigger/
trigger_counter_removed.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 TriggerCounterRemoved {
13    pub valid_card: Option<crate::parsing::CompiledSelector>,
14    pub counter_type: Option<String>,
15}
16
17impl TriggerCounterRemoved {
18    pub fn parse(params: &Params) -> Box<dyn TriggerBehavior> {
19        Box::new(Self {
20            valid_card: params.selector_cloned(keys::VALID_CARD),
21            counter_type: params.get_cloned(keys::COUNTER_TYPE),
22        })
23    }
24}
25
26#[typetag::serde]
27impl TriggerBehavior for TriggerCounterRemoved {
28    fn trigger_type(&self) -> TriggerType {
29        TriggerType::CounterRemoved
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            && super::trigger::Trigger::matches_counter_type_filter(
40                &self.counter_type,
41                &params.counter_type,
42            )
43    }
44
45    fn set_triggering_objects(
46        &self,
47        _trigger: &super::trigger::Trigger,
48        sa: &mut SpellAbility,
49        params: &RunParams,
50        _game: &GameState,
51    ) {
52        if let Some(card) = params.card {
53            sa.set_triggering_object(crate::ability::AbilityKey::Card, card.0.to_string());
54        }
55    }
56
57    fn get_important_stack_objects(
58        &self,
59        _trigger: &super::trigger::Trigger,
60        sa: &SpellAbility,
61    ) -> String {
62        format!(
63            "RemovedFrom: {}",
64            sa.get_triggering_object(crate::ability::AbilityKey::Card)
65                .unwrap_or_default()
66        )
67    }
68}
manabrew_engine/trigger/trigger_counter_removed.rs

manabrew_engine/trigger/
trigger_counter_removed.rs
