manabrew_engine/trigger/
trigger_blockers_declared.rs

1use serde::{Deserialize, Serialize};
2
3use crate::{
4    event::RunParams, game::GameState, parsing::Params, spellability::SpellAbility,
5    trigger::TriggerType,
6};
7
8use super::trigger::TriggerBehavior;
9
10#[derive(Debug, Clone, Serialize, Deserialize)]
11pub struct TriggerBlockersDeclared;
12
13impl TriggerBlockersDeclared {
14    pub fn parse(_params: &Params) -> Box<dyn TriggerBehavior> {
15        Box::new(Self)
16    }
17}
18
19#[typetag::serde]
20impl TriggerBehavior for TriggerBlockersDeclared {
21    fn trigger_type(&self) -> TriggerType {
22        TriggerType::BlockersDeclared
23    }
24
25    fn perform_test(
26        &self,
27        _trigger: &super::trigger::Trigger,
28        _params: &RunParams,
29        _game: &GameState,
30    ) -> bool {
31        true
32    }
33
34    fn set_triggering_objects(
35        &self,
36        _trigger: &super::trigger::Trigger,
37        sa: &mut SpellAbility,
38        params: &RunParams,
39        _game: &GameState,
40    ) {
41        if let Some(blockers) = params.blocker_ids.as_ref() {
42            let csv = blockers
43                .iter()
44                .map(|c| c.0.to_string())
45                .collect::<Vec<_>>()
46                .join(",");
47            sa.set_triggering_object(crate::ability::AbilityKey::Blockers, &csv);
48        }
49        if let Some(attackers) = params.attacker_ids.as_ref() {
50            let csv = attackers
51                .iter()
52                .map(|c| c.0.to_string())
53                .collect::<Vec<_>>()
54                .join(",");
55            sa.set_triggering_object(crate::ability::AbilityKey::Attackers, &csv);
56        }
57    }
58
59    fn get_important_stack_objects(
60        &self,
61        _trigger: &super::trigger::Trigger,
62        sa: &SpellAbility,
63    ) -> String {
64        format!(
65            "Blockers: {}",
66            sa.get_triggering_object(crate::ability::AbilityKey::Blockers)
67                .unwrap_or("")
68        )
69    }
70}
manabrew_engine/trigger/trigger_blockers_declared.rs

manabrew_engine/trigger/
trigger_blockers_declared.rs
