decord/source/1476_useEventEmitter.js
2026-07-20 16:05:17 +00:00

133 lines
3.5 KiB
JavaScript

// Module ID: 1476
// Function ID: 17139
// Name: useEventEmitter
// Dependencies: []
// Exports: default
// Module 1476 (useEventEmitter)
let closure_0 = importDefault(dependencyMap[0]);
let closure_1 = importAll(dependencyMap[1]);
export default function useEventEmitter(arg0) {
let closure_0 = arg0;
const React = React.useRef(arg0);
const effect = React.useEffect(() => {
closure_1.current = arg0;
});
let closure_2 = React.useRef(Object.create(null));
const callback = React.useCallback((arg0) => {
function removeListener(arg0, arg1) {
let tmp;
if (closure_2.current[arg0]) {
tmp = closure_2.current[arg0][closure_0];
}
if (tmp) {
const index = tmp.indexOf(arg1);
if (index > -1) {
tmp.splice(index, 1);
}
}
}
let closure_1 = removeListener;
return {
addListener(arg0, arg1) {
const removeListener = arg1;
let obj = closure_2.current[arg0];
if (!obj) {
obj = {};
}
closure_2.current[arg0] = obj;
let items = closure_2.current[arg0][closure_0];
if (!items) {
items = [];
}
closure_2.current[arg0][arg0] = items;
closure_2.current[arg0][closure_0].push(arg1);
closure_2 = false;
return () => {
if (!closure_2) {
closure_2 = true;
arg1(arg0, arg1);
}
};
},
removeListener
};
}, []);
const callback1 = React.useCallback((type) => {
type = type.type;
const data = type.data;
const target = type.target;
let obj = target.current[type];
if (!obj) {
obj = {};
}
const callback = obj;
if (undefined !== target) {
let substr;
if (null != obj[target]) {
substr = arr5.slice();
}
let found = substr;
} else {
const items = [];
const concat = items.concat;
const _Object = Object;
const keys = Object.keys(obj);
found = concat.apply(items, type(keys.map((arg0) => obj[arg0]))).filter((arg0, arg1, arr) => arr.lastIndexOf(arg0) === arg1);
const applyResult = concat.apply(items, type(keys.map((arg0) => obj[arg0])));
}
obj = {};
Object.defineProperty(obj, "type", { get: () => type, set: undefined });
const callback1 = obj;
if (undefined !== target) {
const _Object2 = Object;
obj = {
enumerable: true,
get() {
return target;
}
};
Object.defineProperty(obj, "target", obj);
}
if (undefined !== data) {
const _Object3 = Object;
const obj1 = {
enumerable: true,
get() {
return data;
}
};
Object.defineProperty(obj, "data", obj1);
}
if (type.canPreventDefault) {
let closure_5 = false;
const _Object4 = Object;
const obj2 = {};
const obj3 = {
enumerable: true,
get() {
return closure_5;
}
};
obj2.defaultPrevented = obj3;
const obj4 = {
enumerable: true,
value() {
let closure_5 = true;
}
};
obj2.preventDefault = obj4;
Object.defineProperties(obj, obj2);
}
if (null != data.current) {
ref.current(obj);
}
if (null != found) {
const item = found.forEach((arg0) => arg0(obj));
}
return obj;
}, []);
const items = [callback, callback1];
return React.useMemo(() => ({ create: callback, emit: callback1 }), items);
};