isaacscript-common
Version:
Helper functions and features for IsaacScript mods.
89 lines (88 loc) • 3.53 kB
JavaScript
;
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
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return c > 3 && r && Object.defineProperty(target, key, r), r;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.NoSirenSteal = void 0;
const isaac_typescript_definitions_1 = require("isaac-typescript-definitions");
const decorators_1 = require("../../../decorators");
const Feature_1 = require("../../private/Feature");
const v = {
run: {
familiarBlacklist: [],
},
};
class NoSirenSteal extends Feature_1.Feature {
/** @internal */
v = v;
/** @internal */
constructor() {
super();
this.callbacksUsed = [
// 27
[
isaac_typescript_definitions_1.ModCallback.POST_NPC_INIT,
this.postNPCInitSirenHelper,
[isaac_typescript_definitions_1.EntityType.SIREN_HELPER],
],
];
}
// ModCallback.POST_NPC_INIT (27)
// EntityType.SIREN_HELPER (966)
postNPCInitSirenHelper = (npc) => {
this.checkReturnFamiliarToPlayer(npc);
};
checkReturnFamiliarToPlayer(npc) {
if (npc.Target === undefined) {
return;
}
const familiar = npc.Target.ToFamiliar();
if (familiar === undefined) {
return;
}
if (this.blacklistEntryExists(familiar.Variant, familiar.SubType)) {
npc.Remove();
familiar.AddToFollowers();
}
}
blacklistEntryExists(incomingFamiliarVariant, incomingFamiliarSubType) {
for (const familiarTuple of v.run.familiarBlacklist) {
const [familiarVariant, familiarSubType] = familiarTuple;
if (familiarVariant === incomingFamiliarVariant
&& familiarSubType === incomingFamiliarSubType) {
// There is an entry that matches the variant and sub-type exactly.
return true;
}
if (familiarVariant === incomingFamiliarVariant
&& familiarSubType === undefined) {
// There is an entry that matches all sub-types for this variant.
return true;
}
}
return false;
}
/**
* Blacklists a familiar from being stolen by The Siren boss. This should be called once at the
* beginning of every run.
*
* In order to use this function, you must upgrade your mod with `ISCFeature.NO_SIREN_STEAL`.
*
* @param familiarVariant The familiar variant to blacklist.
* @param familiarSubType The sub-type to blacklist. Optional. The default is to blacklist all
* sub-types of the given variant.
* @public
*/
setFamiliarNoSirenSteal(familiarVariant, familiarSubType) {
if (this.blacklistEntryExists(familiarVariant, familiarSubType)) {
return;
}
v.run.familiarBlacklist.push([familiarVariant, familiarSubType]);
}
}
exports.NoSirenSteal = NoSirenSteal;
__decorate([
decorators_1.Exported
], NoSirenSteal.prototype, "setFamiliarNoSirenSteal", null);