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manabrew_engine/trigger/
trigger_entered_room.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 TriggerEnteredRoom {
13    pub valid_card: Option<crate::parsing::CompiledSelector>,
14    pub valid_room: Option<String>,
15}
16
17impl TriggerEnteredRoom {
18    pub fn parse(params: &Params) -> Box<dyn TriggerBehavior> {
19        Box::new(Self {
20            valid_card: params.selector_cloned(keys::VALID_CARD),
21            valid_room: params.get_cloned("ValidRoom"),
22        })
23    }
24}
25
26#[typetag::serde]
27impl TriggerBehavior for TriggerEnteredRoom {
28    fn trigger_type(&self) -> TriggerType {
29        TriggerType::EnteredRoom
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        if !trigger.matches_optional_valid_card_filter(&self.valid_card, params.card, game) {
41            return false;
42        }
43        if let Some(filter) = self.valid_room.as_ref() {
44            let Some(room) = params.room_name.as_ref() else {
45                return false;
46            };
47            return filter
48                .split(',')
49                .map(|s| s.trim())
50                .any(|t| t.eq_ignore_ascii_case(room));
51        }
52        true
53    }
54
55    fn set_triggering_objects(
56        &self,
57        _trigger: &super::trigger::Trigger,
58        sa: &mut SpellAbility,
59        params: &RunParams,
60        _game: &GameState,
61    ) {
62        if let Some(name) = params.room_name.as_ref() {
63            sa.set_triggering_object(crate::ability::AbilityKey::RoomName, name);
64        }
65    }
66
67    fn get_important_stack_objects(
68        &self,
69        _trigger: &super::trigger::Trigger,
70        sa: &SpellAbility,
71    ) -> String {
72        sa.get_triggering_object(crate::ability::AbilityKey::RoomName)
73            .map(|r| format!("Room: {r}"))
74            .unwrap_or_default()
75    }
76}