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manabrew_engine/trigger/
trigger_planar_dice.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 TriggerPlanarDice {
13    pub valid_player: Option<crate::parsing::CompiledSelector>,
14    pub result: Option<String>,
15}
16
17impl TriggerPlanarDice {
18    pub fn parse(params: &Params) -> Box<dyn TriggerBehavior> {
19        Box::new(Self {
20            valid_player: params.selector_cloned(keys::VALID_PLAYER),
21            result: params.get_cloned("Result"),
22        })
23    }
24}
25
26#[typetag::serde]
27impl TriggerBehavior for TriggerPlanarDice {
28    fn trigger_type(&self) -> TriggerType {
29        TriggerType::PlanarDice
30    }
31
32    fn perform_test(
33        &self,
34        trigger: &super::trigger::Trigger,
35        params: &RunParams,
36        game: &GameState,
37    ) -> bool {
38        let _host_controller = trigger.base.card_trait_base.host_controller(game);
39        if !trigger.matches_optional_valid_player_filter(&self.valid_player, params.player, game) {
40            return false;
41        }
42        if let Some(expected) = self.result.as_ref() {
43            return params.mode.as_ref() == Some(expected);
44        }
45        true
46    }
47
48    fn set_triggering_objects(
49        &self,
50        _trigger: &super::trigger::Trigger,
51        sa: &mut SpellAbility,
52        params: &RunParams,
53        _game: &GameState,
54    ) {
55        if let Some(p) = params.player {
56            sa.set_triggering_object(crate::ability::AbilityKey::Player, p.0.to_string());
57        }
58    }
59
60    fn get_important_stack_objects(
61        &self,
62        _trigger: &super::trigger::Trigger,
63        sa: &SpellAbility,
64    ) -> String {
65        format!(
66            "Roller: {}",
67            sa.trigger_objects
68                .get(&crate::ability::AbilityKey::Player)
69                .map(|s| s.as_str())
70                .unwrap_or("")
71        )
72    }
73}