bbi.applications.js

/*! BBI Application Handler (c) Blackbaud, Inc. */
(function(_win, bbi) {
    "use strict";



    var alias = "applications-handler";



    bbi.on("init", function() {



        bbi.extension({
            alias: alias,
            defaults: {},
            directive: function(ext, bbi, $) {


                var settings = ext.settings();
                var _apps = {};
                var _appsLoaded = false;
                var _appsReady = false;
                var _events = bbi("events").getInstance();


                var methods = {
                    activate: function () {

                        if (bbi.isDebugMode() === true) {
                            bbi.log("Activating " + bbi.helper.objectLength(_apps) + " apps.", false);
                        }

                        var app;

                        for (var a in _apps) {

                            app = _apps[a];
                            app.compile();

                        }

                        if (bbi.isDebugMode() === true) {
                            bbi.log("Apps loaded. [Event: bbi-apps-loaded]", false);
                        }
                        _events.trigger('bbi-apps-loaded');

                    },
                    check: function () {

                        if (bbi.isDebugMode() === true) {
                            bbi.log("Checking applications' status...", false);
                        }

                        bbi("applications-script-handler").getInstance(0).done(function (handler) {

                            if (_appsLoaded === true && _appsReady === true) {
                                return;
                            }

                            var allLoaded = true;
                            var allReady = true;

                            var numApps = 0;
                            var numScripts = handler.scripts().length;

                            for (var x in _apps) {
                                numApps++;
                                if (_apps[x].status.ready === false) {
                                    allReady = false;
                                    break;
                                }
                                if (_apps[x].status.loaded === false) {
                                    allLoaded = false;
                                    break;
                                }
                            }

                            // The number of unique scripts must be the same number of apps.
                            // (Each app has its own file, but can be initialized more than once.)
                            if (bbi.isDebugMode() === true) {
                                bbi.log("Number of apps loaded vs. number of script tags on page:\n" + numApps + "/" + numScripts);
                            }
                            if (numApps === numScripts || numScripts === 0) {

                                // App has been built.
                                if (_appsReady === false && allReady === true) {
                                    _appsReady = true;
                                    if (bbi.isDebugMode() === true) {
                                        bbi.log("Apps ready. [Event: bbi-apps-ready]", false);
                                    }
                                    _events.trigger('bbi-apps-ready');
                                }

                                // Required assets have been loaded.
                                if (_appsLoaded === false && allLoaded === true) {
                                    _appsLoaded = true;
                                    methods.activate();
                                }

                            }
                        });

                    },
                    getApps: function () {
                        var app;
                        var temp = {};
                        for (var a in _apps) {
                            app = _apps[a];
                            temp[a] = {
                                actions: app.actions,
                                alias: app.alias,
                                scope: app.scope,
                                settings: app.settings
                            };
                        }
                        return temp;
                    },
                    register: function (options) {
                        return bbi.instantiate("app", options);
                    },
                    save: function (alias, instance) {
                        _apps[alias] = instance;
                    }
                };


                return {
                    activate: methods.activate,
                    check: methods.check,
                    getApps: methods.getApps,
                    register: methods.register,
                    save: methods.save
                };


            }
        });



        var instance = bbi.instantiate(alias);



        bbi.map("register", instance.register);
        bbi.map("apps", instance.getApps);



    });



}.call({}, window, bbiGetInstance()));