@bloc-js/react-bloc/lib-esnext/registry.js

React components for implementing the BLoC pattern.

export class BlocRegistry {
    constructor(initialState = {}) {
        this.initialState = initialState;
    }
    blocs = {};
    initialState;
    getState() {
        return Object.keys(this.blocs).reduce((o, id) => ({
            ...o,
            [id]: this.blocs[id].value,
        }), {});
    }
    register(id, factory, args) {
        if (this.blocs[id]) {
            return this.blocs[id];
        }
        const state = this.initialState[id];
        const bloc = factory(this, state, ...args);
        this.blocs[id] = bloc;
        return bloc;
    }
    complete(id) {
        if (!this.blocs[id])
            return;
        this.blocs[id].complete();
        delete this.blocs[id];
    }
}
export function blocGetter(id, factory) {
    return [
        (registry, ...args) => registry.register(id, factory, args),
        registry => registry.complete(id),
    ];
}