@nteract/myths/lib/store.js

A redux-observable framework for better locality of dependencies

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.makeConfigureStore = void 0;
const redux_1 = require("redux");
const redux_observable_1 = require("redux-observable");
const operators_1 = require("rxjs/operators");
exports.makeConfigureStore = () => (definition) => {
    var _a, _b;
    const reducers = definition.packages
        .map(pkg => ({ [pkg.name]: pkg.rootReducer }))
        .reduce(Object.assign, {});
    const rootReducer = redux_1.combineReducers(Object.assign((_a = definition.reducers) !== null && _a !== void 0 ? _a : {}, {
        __private__: redux_1.combineReducers(reducers),
    }));
    const epicMiddleware = redux_observable_1.createEpicMiddleware({
        dependencies: (_b = definition.epicDependencies) !== null && _b !== void 0 ? _b : {},
    });
    const rootEpic = (action$, store$, dependencies) => {
        var _a;
        return redux_observable_1.combineEpics(...((_a = definition.epics) !== null && _a !== void 0 ? _a : []), ...definition.packages
            .map(pkg => pkg.makeRootEpic()))(action$, store$, dependencies).pipe(operators_1.catchError((error, source) => {
            console.error(error);
            return source;
        }));
    };
    return ((initialState) => {
        var _a;
        const baseEnhancer = redux_1.applyMiddleware(epicMiddleware, ...((_a = definition.epicMiddleware) !== null && _a !== void 0 ? _a : []));
        const store = redux_1.createStore(rootReducer, initialState, definition.enhancer
            ? definition.enhancer(baseEnhancer)
            : baseEnhancer);
        epicMiddleware.run(rootEpic);
        return store;
    });
};
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