/* global fin */

const phonebookUUID = 'phonebook-openfin';
const phonebookManifestUrl = '';
const phonebookChannel = '';

function smartSend(message) {
    let appExists = false;
    let isAppRunning;
    fin.desktop.System.getAllApplications(applications => {
        applications.forEach(app => {
            if (app.uuid === phonebookUUID) {
                appExists = true;
                isAppRunning = app.isRunning;
            }
        });

        if (!appExists) {
            fin.desktop.Application.createFromManifest(phonebookManifestUrl, (app) => {
                app.run(() => waitThenPublishMessage(message));
            });
        } else {
            if (isAppRunning) {
                publishMessage(message);
            } else {
                const wrappedApp = fin.desktop.Application.wrap(phonebookUUID);
                wrappedApp.run(() => {
                    waitThenPublishMessage(message);
                });
            }
        }
    })
}

function publishMessage(message) {
    fin.desktop.InterApplicationBus.send(phonebookUUID, phonebookChannel, message);
}

function waitThenPublishMessage(message) {
    function listener() {
        publishMessage(message);
        console.log(`Sent ${phonebookUUID} ${message} on channel ${phonebookUUID}`);
        fin.desktop.InterApplicationBus.unsubscribe(phonebookUUID, 'subscription-confirmed', listener);
    }
    fin.desktop.InterApplicationBus.subscribe(phonebookUUID, 'subscription-confirmed', listener);
}