/
EntityBreedScriptEvent.java
137 lines (122 loc) · 4.5 KB
/
EntityBreedScriptEvent.java
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
package com.denizenscript.denizen.events.entity;
import com.denizenscript.denizen.objects.EntityTag;
import com.denizenscript.denizen.objects.ItemTag;
import com.denizenscript.denizen.utilities.implementation.BukkitScriptEntryData;
import com.denizenscript.denizen.events.BukkitScriptEvent;
import com.denizenscript.denizen.nms.NMSHandler;
import com.denizenscript.denizencore.objects.core.ElementTag;
import com.denizenscript.denizencore.objects.ObjectTag;
import com.denizenscript.denizencore.scripts.ScriptEntryData;
import org.bukkit.entity.Animals;
import org.bukkit.entity.Entity;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.entity.EntityBreedEvent;
public class EntityBreedScriptEvent extends BukkitScriptEvent implements Listener {
// <--[event]
// @Events
// entity breeds
// <entity> breeds
//
// @Regex ^on [^\s]+ breeds$
//
// @Switch in:<area> to only process the event if it occurred within a specified area.
//
// @Cancellable true
//
// @Triggers when two entities breed.
//
// @Context
// <context.breeder> returns the EntityTag responsible for breeding, if it exists.
// <context.child> returns the child EntityTag.
// <context.mother> returns the parent EntityTag creating the child. The child will spawn at the mother's location.
// <context.father> returns the other parent EntityTag.
// <context.item> returns the ItemTag used to initiate breeding, if it exists.
// <context.experience> returns the amount of experience granted by breeding.
//
// @Determine
// ElementTag(Number) to set the amount of experience granted by breeding.
//
// -->
public EntityBreedScriptEvent() {
instance = this;
}
public static EntityBreedScriptEvent instance;
private EntityTag entity;
private EntityTag breeder;
private EntityTag father;
private EntityTag mother;
private ItemTag item;
private int experience;
public EntityBreedEvent event;
@Override
public boolean couldMatch(ScriptPath path) {
return path.eventArgLowerAt(1).equals("breeds");
}
@Override
public boolean matches(ScriptPath path) {
if (!tryEntity(entity, path.eventArgLowerAt(0))) {
return false;
}
return runInCheck(path, entity.getLocation());
}
@Override
public String getName() {
return "EntityBreeds";
}
@Override
public boolean applyDetermination(ScriptPath path, ObjectTag determinationObj) {
if (determinationObj instanceof ElementTag && ((ElementTag) determinationObj).isInt()) {
experience = ((ElementTag) determinationObj).asInt();
return true;
}
return super.applyDetermination(path, determinationObj);
}
@Override
public ScriptEntryData getScriptEntryData() {
return new BukkitScriptEntryData(null, null);
}
@Override
public ObjectTag getContext(String name) {
if (name.equals("child")) {
return entity.getDenizenObject();
}
else if (name.equals("breeder")) {
return breeder.getDenizenObject();
}
else if (name.equals("father")) {
return father.getDenizenObject();
}
else if (name.equals("mother")) {
return mother.getDenizenObject();
}
else if (name.equals("item")) {
return item;
}
else if (name.equals("experience")) {
return new ElementTag(experience);
}
return super.getContext(name);
}
@EventHandler
public void onEntityBreeds(EntityBreedEvent event) {
Entity entity = event.getEntity();
this.entity = new EntityTag(entity);
breeder = new EntityTag(event.getBreeder());
father = new EntityTag(event.getFather());
mother = new EntityTag(event.getMother());
item = new ItemTag(event.getBredWith());
experience = event.getExperience();
boolean wasCancelled = event.isCancelled();
this.event = event;
EntityTag.rememberEntity(entity);
fire(event);
EntityTag.forgetEntity(entity);
event.setExperience(experience);
// Prevent entities from continuing to breed with each other
if (cancelled && !wasCancelled) {
NMSHandler.getEntityHelper().setBreeding((Animals) father.getLivingEntity(), false);
NMSHandler.getEntityHelper().setBreeding((Animals) mother.getLivingEntity(), false);
}
}
}