core-native/lib/app.js

A lightweight framework based on React Native + Redux + Redux Saga, in strict TypeScript.

import { applyMiddleware, compose, createStore } from "redux";
import createSagaMiddleware from "redux-saga";
import { put, takeEvery } from "redux-saga/effects";
import { LoggerImpl } from "./Logger";
import { ERROR_ACTION_TYPE, errorAction, LOADING_ACTION, rootReducer } from "./reducer";
function composeWithDevTools(enhancer) {
    let composeEnhancers = compose;
    if (process.env.NODE_ENV !== "production") {
        const extension = window.__REDUX_DEVTOOLS_EXTENSION_COMPOSE__;
        if (extension) {
            composeEnhancers = extension({
                // Ref: https://github.com/zalmoxisus/redux-devtools-extension/blob/master/docs/API/Arguments.md
                actionsBlacklist: [LOADING_ACTION],
            });
        }
    }
    return composeEnhancers(enhancer);
}
function createApp() {
    const eventLogger = new LoggerImpl();
    const sagaMiddleware = createSagaMiddleware();
    const store = createStore(rootReducer(), composeWithDevTools(applyMiddleware(sagaMiddleware)));
    sagaMiddleware.run(function* rootSaga() {
        yield takeEvery("*", function* (action) {
            if (action.type === ERROR_ACTION_TYPE) {
                if (app.errorHandler) {
                    yield* app.errorHandler(action.payload);
                }
            }
            else {
                const handler = app.actionHandlers[action.type];
                if (handler) {
                    try {
                        yield* handler(...action.payload);
                    }
                    catch (error) {
                        yield put(errorAction(error));
                    }
                }
            }
        });
    });
    return {
        store,
        sagaMiddleware,
        actionHandlers: {},
        logger: eventLogger,
        errorHandler: null,
        loggerConfig: null,
    };
}
export const app = createApp();
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