1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
|
package game
import (
"slices"
"muhq.space/muhqs-game/go/log"
"muhq.space/muhqs-game/go/utils"
)
type Trigger interface {
Source() any
String() string
Card() *Card
trigger(*LocalState, Event) ([]*TriggeredAction, bool)
}
type triggerBase struct {
source any
condition func(*LocalState, Event) (bool, bool)
resolveFunc func(*LocalState, Event) ActionResolveFunc
costFunc ActionCostFunc
desc string
}
func (t *triggerBase) Source() any { return t.source }
func (t *triggerBase) String() string { return t.desc }
func (t *triggerBase) Card() *Card {
switch t := t.source.(type) {
case *Card:
return t
case Permanent:
return t.Card()
default:
log.Panicf("Unhandled source type %v", t)
return nil
}
}
func (t *triggerBase) trigger(s *LocalState, e Event) ([]*TriggeredAction, bool) {
triggered, remove := t.condition(s, e)
if !triggered {
return nil, remove
}
return []*TriggeredAction{newTriggeredAction(e, t, t.resolveFunc(s, e), t.costFunc)}, remove
}
func newUpkeepTrigger(
src any,
remove func(*LocalState, Event) bool,
cond func(*LocalState, Event) bool,
resolveFunc func(*LocalState, Event) ActionResolveFunc,
desc string,
) Trigger {
t := triggerBase{source: src, resolveFunc: resolveFunc, desc: desc}
t.condition = func(s *LocalState, event Event) (bool, bool) {
triggered := event.eventType == EventTypes.PhaseChange && s.activePhase == Phases.UpkeepPhase && cond(s, event)
removed := remove(s, event)
return triggered, removed
}
return &t
}
func newTargetedTrigger(p Permanent, singleshot bool, resolveFunc func(*LocalState, Event) ActionResolveFunc, desc string) Trigger {
t := triggerBase{source: p, resolveFunc: resolveFunc, desc: desc}
t.condition = func(_ *LocalState, event Event) (bool, bool) {
c := event.eventType == EventTypes.Target &&
slices.Contains(event.affected, p.(any))
remove := singleshot && c
return c, remove
}
return &t
}
func newDiscardTrigger(p Permanent, singleshot, singleturn bool, resolveFunc func(*LocalState, Event) ActionResolveFunc, cond func(Event) bool, desc string) Trigger {
t := triggerBase{source: p, resolveFunc: resolveFunc, desc: desc}
t.condition = func(_ *LocalState, event Event) (bool, bool) {
if event.eventType == EventTypes.Eot && singleturn {
return false, true
}
if event.eventType != EventTypes.Discard {
return false, false
}
c := cond(event)
remove := singleshot && c
return c, remove
}
return &t
}
func newOwnDiscardTrigger(p Permanent, singleshot, singleturn bool, resolveFunc func(*LocalState, Event) ActionResolveFunc, desc string) Trigger {
return newDiscardTrigger(p, singleshot, singleturn, resolveFunc, func(e Event) bool {
return e.sources[0] == p.Controller()
}, desc)
}
func newDeathTrigger(p Permanent, singleshot bool, resolveFunc func(*LocalState, Event) ActionResolveFunc, permCond func(Permanent) bool, desc string) Trigger {
t := triggerBase{source: p, resolveFunc: resolveFunc, desc: desc}
t.condition = func(_ *LocalState, event Event) (bool, bool) {
if event.eventType != EventTypes.Sacrifice && event.eventType != EventTypes.Destruction {
return false, false
}
destroyedPerm := event.affected[0].(Permanent)
c := permCond(destroyedPerm)
remove := singleshot && c
return c, remove
}
return &t
}
func newOwnDeathTrigger(p Permanent, resolveFunc func(*LocalState, Event) ActionResolveFunc, desc string) Trigger {
return newDeathTrigger(p, true, resolveFunc, func(destroyedPerm Permanent) bool {
return p == destroyedPerm
}, desc)
}
func newEnemyDeathTrigger(p Permanent, resolveFunc func(*LocalState, Event) ActionResolveFunc, desc string) Trigger {
return newDeathTrigger(p, true, resolveFunc, func(destroyedPerm Permanent) bool {
return p.Controller().IsEnemy(destroyedPerm.Controller())
}, desc)
}
func newDamageDealtTrigger(source any, singleshot bool, cond func(Event) bool, resolveFunc func(*LocalState, Event) ActionResolveFunc, desc string) Trigger {
t := triggerBase{source: source, resolveFunc: resolveFunc, desc: desc}
t.condition = func(_ *LocalState, event Event) (bool, bool) {
if event.eventType != EventTypes.DamageDealt {
return false, false
}
return cond(event), singleshot
}
return &t
}
func newDamageDealtByTrigger(source any, singleshot bool, resolveFunc func(*LocalState, Event) ActionResolveFunc, desc string) Trigger {
return newDamageDealtTrigger(source, singleshot,
func(e Event) bool { return slices.Contains(e.sources, source) },
resolveFunc, desc)
}
func newDamageDealtToTrigger(p Permanent, singleshot bool, resolveFunc func(*LocalState, Event) ActionResolveFunc, desc string) Trigger {
return newDamageDealtTrigger(p, singleshot,
func(e Event) bool { return slices.Contains(e.affected, p.(any)) },
resolveFunc, desc)
}
func (s *LocalState) addTrigger(trigger Trigger) {
s.triggers = append(s.triggers, trigger)
}
func (s *LocalState) removeTriggers(triggers []Trigger) {
for _, t := range triggers {
s.triggers = utils.RemoveFromUnorderedSlice(s.triggers, t)
}
}
func (s *LocalState) removeTrigger(trigger Trigger) {
s.removeTriggers([]Trigger{trigger})
}
func (s *LocalState) handleTriggers() {
var actions []*TriggeredAction
var triggersToRemove []Trigger
for _, e := range s.events {
for _, t := range s.triggers {
a, remove := t.trigger(s, e)
if a != nil {
actions = append(actions, a...)
}
if remove {
triggersToRemove = append(triggersToRemove, t)
}
}
}
// Reset occured events
s.events = nil
s.removeTriggers(triggersToRemove)
if len(actions) > 0 {
orderedActions := s.orderTriggeredActions(actions)
for _, a := range orderedActions {
s.declareAction(a)
}
}
}
|
