manabrew_engine/trigger/
trigger_attached.rs

1use serde::{Deserialize, Serialize};
2
3use crate::{
4    event::RunParams,
5    game::GameState,
6    parsing::{keys, Params},
7    spellability::SpellAbility,
8    trigger::TriggerType,
9};
10
11use super::trigger::TriggerBehavior;
12
13#[derive(Debug, Clone, Serialize, Deserialize)]
14pub struct TriggerAttached {
15    pub valid_card: Option<crate::parsing::CompiledSelector>,
16}
17
18impl TriggerAttached {
19    pub fn parse(params: &Params) -> Box<dyn TriggerBehavior> {
20        Box::new(Self {
21            valid_card: params.selector_cloned(keys::VALID_CARD),
22        })
23    }
24}
25
26#[typetag::serde]
27impl TriggerBehavior for TriggerAttached {
28    fn trigger_type(&self) -> TriggerType {
29        TriggerType::Attached
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    }
42
43    fn set_triggering_objects(
44        &self,
45        _trigger: &super::trigger::Trigger,
46        sa: &mut SpellAbility,
47        params: &RunParams,
48        _game: &GameState,
49    ) {
50        if let Some(source) = params.source_card {
51            sa.set_triggering_object(crate::ability::AbilityKey::Source, source.0.to_string());
52        }
53        if let Some(card) = params.card {
54            sa.set_triggering_object(crate::ability::AbilityKey::Target, card.0.to_string());
55        }
56    }
57
58    fn get_important_stack_objects(
59        &self,
60        _trigger: &super::trigger::Trigger,
61        sa: &SpellAbility,
62    ) -> String {
63        format!(
64            "Attachee: {}",
65            sa.get_triggering_object(crate::ability::AbilityKey::Target)
66                .unwrap_or("")
67        )
68    }
69}
manabrew_engine/trigger/trigger_attached.rs

manabrew_engine/trigger/
trigger_attached.rs
