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manabrew_engine/trigger/
trigger_mentored.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 TriggerMentored {
13    pub valid_card: Option<crate::parsing::CompiledSelector>,
14    pub valid_source: Option<crate::parsing::CompiledSelector>,
15}
16
17impl TriggerMentored {
18    pub fn parse(params: &Params) -> Box<dyn TriggerBehavior> {
19        Box::new(Self {
20            valid_card: params.selector_cloned(keys::VALID_CARD),
21            valid_source: params.selector_cloned("ValidSource"),
22        })
23    }
24}
25
26#[typetag::serde]
27impl TriggerBehavior for TriggerMentored {
28    fn trigger_type(&self) -> TriggerType {
29        TriggerType::Mentored
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_source,
41                params.source_card.or(params.card2),
42                game,
43            )
44    }
45
46    fn set_triggering_objects(
47        &self,
48        _trigger: &super::trigger::Trigger,
49        sa: &mut SpellAbility,
50        params: &RunParams,
51        _game: &GameState,
52    ) {
53        if let Some(card) = params.card {
54            sa.set_triggering_object(crate::ability::AbilityKey::Card, card.0.to_string());
55        }
56        if let Some(src) = params.source_card {
57            sa.set_triggering_object(crate::ability::AbilityKey::Source, src.0.to_string());
58        }
59    }
60
61    fn get_important_stack_objects(
62        &self,
63        _trigger: &super::trigger::Trigger,
64        sa: &SpellAbility,
65    ) -> String {
66        format!(
67            "Mentor: {}, Mentored: {}",
68            sa.trigger_objects
69                .get(&crate::ability::AbilityKey::Source)
70                .map(|s| s.as_str())
71                .unwrap_or(""),
72            sa.trigger_objects
73                .get(&crate::ability::AbilityKey::Card)
74                .map(|s| s.as_str())
75                .unwrap_or("")
76        )
77    }
78}