import * as Utility from "./Utility"
import { Forms } from "./Forms"
import * as JqueryExtensions from "./JQueryExtensions"
import { loadCldr, setCulture } from "@syncfusion/ej2-base";
import * as Globalize from "globalize"

/**
 * Hilfklasse die alle notwendigen Basis-Moldule lädt und initialisiert
 */
class BootStrapper {

    private _initialized: boolean = false;
    private _forms : Forms;

    constructor() {
        if (!this._initialized) {
            this.init();
            this._forms = Forms.getInstance("is-invalid", "is-valid");
            this._forms.resetValidation();
            JqueryExtensions.extendJQueryStatic();
        }
    }

    public init(): void {
        var self = this;
        if (!self._initialized) {
            self._initialized = true;
            var currentCulture = $("html").prop("lang");
            if (currentCulture) {
                $.when(
                    $.get(`/lib/cldr-data/main/${currentCulture}/ca-gregorian.json`, null, function(data) {
                        loadCldr(data);
                    }),
                    $.get(`/lib/cldr-data/main/${currentCulture}/numbers.json`, null, function (data) {
                        loadCldr(data);
                    }),
                    $.get("/lib/cldr-data/supplemental/likelySubtags.json", null, function (data) {
                        loadCldr(data);
                    }),
                    $.get("/lib/cldr-data/supplemental/timeData.json", null, function (data) {
                        loadCldr(data);
                    }),
                    $.get("/lib/cldr-data/supplemental/weekData.json", null, function (data) {
                        loadCldr(data);
                    }),
                    $.get("/lib/cldr-data/supplemental/numberingSystems.json", null, function (data) {
                        loadCldr(data);
                    })
                ).then(function () {
                    // Normalize $.get results, we only need the JSON, not the request statuses.
                    return [].slice.apply(arguments, [0]).map(result => result[0]);
                    }).then(Globalize.load).then(() => {
                    Globalize.locale(currentCulture);
                    }).then(() => {
                    //Globales setzen der Culture für Syncfusion Controls
                    setCulture(currentCulture);
                });
            }

            //Zeitzonen setzen
            var offset = Utility.getTimezoneOffsetInHours();
            $("input[name='jsTimezoneId']").each(function () {
                $(this).val(offset);
            });

            //Polyfill Object.values
            (<any>Object).values = (<any>Object).values ? (<any>Object).values: function (obj) {
                var allowedTypes = ["[object String]", "[object Object]", "[object Array]", "[object Function]"];
                var objType = Object.prototype.toString.call(obj);

                if (obj === null || typeof obj === "undefined") {
                    throw new TypeError("Cannot convert undefined or null to object");
                } else if (!~allowedTypes.indexOf(objType)) {
                    return [];
                } else {
                    // if ES6 is supported
                    if (Object.keys) {
                        return Object.keys(obj).map(function (key) {
                            return obj[key];
                        });
                    }

                    var result = [];
                    for (var prop in obj) {
                        if (obj.hasOwnProperty(prop)) {
                            result.push(obj[prop]);
                        }
                    }

                    return result;
                }
            };
        }
    }
}

export let bootStrapper: BootStrapper = new BootStrapper();