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manabrew_engine/trigger/
trigger_mana_added.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 TriggerManaAdded {
13    pub valid_source: Option<crate::parsing::CompiledSelector>,
14    pub valid_sa: Option<String>,
15    pub player: Option<crate::parsing::CompiledSelector>,
16    pub produced: Option<String>,
17}
18
19impl TriggerManaAdded {
20    pub fn parse(params: &Params) -> Box<dyn TriggerBehavior> {
21        Box::new(Self {
22            valid_source: params.selector_cloned("ValidSource"),
23            valid_sa: params.get_cloned(keys::VALID_SA),
24            player: params.selector_cloned(keys::PLAYER),
25            produced: params.get_cloned(keys::PRODUCED),
26        })
27    }
28}
29
30#[typetag::serde]
31impl TriggerBehavior for TriggerManaAdded {
32    fn trigger_type(&self) -> TriggerType {
33        TriggerType::ManaAdded
34    }
35
36    fn perform_test(&self, trigger: &Trigger, params: &RunParams, game: &GameState) -> bool {
37        if !trigger.matches_optional_valid_card_filter(&self.valid_source, params.card, game) {
38            return false;
39        }
40        if let Some(filter) = self.valid_sa.as_ref() {
41            let Some(sa) = params.ability_mana.as_ref() else {
42                return false;
43            };
44            if !trigger.matches_valid_sa_filter(filter, sa) {
45                return false;
46            }
47        }
48        if !trigger.matches_optional_valid_player_filter(&self.player, params.player, game) {
49            return false;
50        }
51        if let Some(expected) = self.produced.as_ref() {
52            let Some(actual) = params.produced.as_ref() else {
53                return false;
54            };
55            if !actual.contains(expected) {
56                return false;
57            }
58        }
59        true
60    }
61
62    fn set_triggering_objects(
63        &self,
64        _trigger: &Trigger,
65        sa: &mut SpellAbility,
66        params: &RunParams,
67        _game: &GameState,
68    ) {
69        if let Some(card) = params.card {
70            sa.set_triggering_object(crate::ability::AbilityKey::Card, card.0.to_string());
71        }
72        if let Some(p) = params.player {
73            sa.set_triggering_object(crate::ability::AbilityKey::Player, p.0.to_string());
74        }
75        if let Some(produced) = params.produced.as_ref() {
76            sa.set_triggering_object(crate::ability::AbilityKey::Produced, produced);
77        }
78    }
79
80    fn get_important_stack_objects(&self, _trigger: &Trigger, sa: &SpellAbility) -> String {
81        format!(
82            "Produced: {}",
83            sa.trigger_objects
84                .get(&crate::ability::AbilityKey::Produced)
85                .map(|s| s.as_str())
86                .unwrap_or("")
87        )
88    }
89}