@bloc-js/react-bloc/lib-es/hooks.js

React components for implementing the BLoC pattern.

var __spreadArray = (this && this.__spreadArray) || function (to, from, pack) {
    if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) {
        if (ar || !(i in from)) {
            if (!ar) ar = Array.prototype.slice.call(from, 0, i);
            ar[i] = from[i];
        }
    }
    return to.concat(ar || Array.prototype.slice.call(from));
};
import * as React from "react";
import { useEffect, useState } from "react";
import { BlocRootContext } from "./bloc-root";
import { blocGetter, } from "./registry";
export function useBloc(fn) {
    var args = [];
    for (var _i = 1; _i < arguments.length; _i++) {
        args[_i - 1] = arguments[_i];
    }
    var registry = React.useContext(BlocRootContext);
    var bloc = React.useMemo(function () { return fn.apply(void 0, __spreadArray([registry], args, false)); }, __spreadArray([registry], args, true));
    return bloc;
}
export function useBlocScoped(fn, done) {
    var args = [];
    for (var _i = 2; _i < arguments.length; _i++) {
        args[_i - 2] = arguments[_i];
    }
    var registry = React.useContext(BlocRootContext);
    var bloc = React.useMemo(function () { return fn.apply(void 0, __spreadArray([registry], args, false)); }, __spreadArray([registry], args, true));
    React.useEffect(function () {
        return function () { return done(registry); };
    }, [registry]);
    return bloc;
}
export function useBlocState(bloc) {
    var _a = useState(bloc.value), state = _a[0], setState = _a[1];
    useEffect(function () {
        var subscription = bloc.subscribe(setState);
        return function () { return subscription.unsubscribe(); };
    }, [bloc]);
    return state;
}
export function createHooks(id, factory) {
    var _a = blocGetter(id, factory), getBloc = _a[0], done = _a[1];
    var useBlocHook = function () {
        var args = [];
        for (var _i = 0; _i < arguments.length; _i++) {
            args[_i] = arguments[_i];
        }
        return useBloc.apply(void 0, __spreadArray([getBloc], args, false));
    };
    var useBlocScopedHook = function () {
        var args = [];
        for (var _i = 0; _i < arguments.length; _i++) {
            args[_i] = arguments[_i];
        }
        return useBlocScoped.apply(void 0, __spreadArray([getBloc, done], args, false));
    };
    var useState = function () { return useBlocState(useBlocHook()); };
    return {
        getBloc: getBloc,
        useBloc: useBlocHook,
        useBlocScoped: useBlocScopedHook,
        useState: useState,
    };
}