manabrew_engine/trigger/
trigger_unattach.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 TriggerUnattach {
13    pub valid_card: Option<crate::parsing::CompiledSelector>,
14}
15
16impl TriggerUnattach {
17    pub fn parse(params: &Params) -> Box<dyn TriggerBehavior> {
18        Box::new(Self {
19            valid_card: params.selector_cloned(keys::VALID_CARD),
20        })
21    }
22}
23
24#[typetag::serde]
25impl TriggerBehavior for TriggerUnattach {
26    fn trigger_type(&self) -> TriggerType {
27        TriggerType::Unattached
28    }
29
30    fn perform_test(&self, trigger: &Trigger, params: &RunParams, game: &GameState) -> bool {
31        let _host_card = trigger.base.card_trait_base.host_card_id();
32        let _host_controller = trigger.base.card_trait_base.host_controller(game);
33        trigger.matches_optional_valid_card_filter(&self.valid_card, params.card, game)
34    }
35
36    fn set_triggering_objects(
37        &self,
38        _trigger: &Trigger,
39        sa: &mut SpellAbility,
40        params: &RunParams,
41        _game: &GameState,
42    ) {
43        if let Some(obj) = params.object_card {
44            sa.set_triggering_object(crate::ability::AbilityKey::Object, obj.0.to_string());
45        }
46        if let Some(src) = params.source_card {
47            sa.set_triggering_object(crate::ability::AbilityKey::AttachSource, src.0.to_string());
48        }
49    }
50
51    fn get_important_stack_objects(&self, _trigger: &Trigger, sa: &SpellAbility) -> String {
52        format!(
53            "Object: {}, Attachment: {}",
54            sa.trigger_objects
55                .get(&crate::ability::AbilityKey::Object)
56                .map(|s| s.as_str())
57                .unwrap_or(""),
58            sa.trigger_objects
59                .get(&crate::ability::AbilityKey::AttachSource)
60                .map(|s| s.as_str())
61                .unwrap_or("")
62        )
63    }
64}
manabrew_engine/trigger/trigger_unattach.rs

manabrew_engine/trigger/
trigger_unattach.rs
