ng-ptplibraries
Version:
262 lines (261 loc) • 22.9 kB
JavaScript
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,uselessCode} checked by tsc
*/
import * as tslib_1 from "tslib";
import { ServiceBase } from '../base/service.base';
import { Observable } from 'rxjs';
import { ScriptModel, StyleModel } from '../models/loader';
import { map, has } from 'lodash';
var LoaderService = /** @class */ (function (_super) {
tslib_1.__extends(LoaderService, _super);
function LoaderService() {
var _this = _super !== null && _super.apply(this, arguments) || this;
_this.scripts = [];
_this.styles = [];
_this.scriptIndex = 0;
return _this;
}
/**
* @param {?} scriptModel
* @return {?}
*/
LoaderService.prototype.CreateScriptElement = /**
* @param {?} scriptModel
* @return {?}
*/
function (scriptModel) {
/** @type {?} */
var scriptElement = document.createElement('script');
scriptElement.type = 'text/javascript';
scriptElement.src = scriptModel.src;
scriptElement.integrity = scriptModel.integrity;
scriptElement.crossOrigin = scriptModel.crossorigin;
return scriptElement;
};
/**
* @param {?} styleModel
* @return {?}
*/
LoaderService.prototype.CreateStyleElement = /**
* @param {?} styleModel
* @return {?}
*/
function (styleModel) {
/** @type {?} */
var styleElement = document.createElement('link');
styleElement.href = styleModel.href;
styleElement.rel = styleModel.rel;
styleElement.integrity = styleModel.integrity;
styleElement['crossorigin'] = styleModel.crossorigin;
return styleElement;
};
/**
* Waits for script to finish before loading the next script
* @param {?} observer
* @return {?}
*/
LoaderService.prototype.SyncLoad = /**
* Waits for script to finish before loading the next script
* @param {?} observer
* @return {?}
*/
function (observer) {
var _this = this;
/** @type {?} */
var script = null;
if (this.scriptIndex < this.scripts.length) {
script = this.scripts[this.scriptIndex];
}
if (this.scripts.every(function (a) { return a.loaded === true; })) {
/** @type {?} */
var ret = this.scripts.map(function (d) { return d.Deserialize(); });
observer.next(/** @type {?} */ (ret));
observer.complete();
}
else {
/** @type {?} */
var scriptElement = this.CreateScriptElement(script);
scriptElement.onload = function () {
script.loaded = true;
if (_this.scriptIndex < _this.scripts.length)
_this.scriptIndex++;
_this.SyncLoad(observer);
};
scriptElement.onerror = function (error) {
observer.error('Couldn\'t load script ' + script.src);
};
document.getElementsByTagName('body')[0].appendChild(scriptElement);
}
};
/**
* Loads an external script from a url synchronously.
* @param loader
* @example
*
*loader.LoadScript([
{
source: 'https://test.com/test.min.js',
integrity: 'fdsafdsar32qxr3q2'
}
*]).subscribe();
* */
/**
* Loads an external script from a url synchronously.
* \@example
*
* loader.LoadScript([
* {
* source: 'https://test.com/test.min.js',
* integrity: 'fdsafdsar32qxr3q2'
* }
* ]).subscribe();
*
* @param {?} loader
* @param {...?} pussy
* @return {?}
*/
LoaderService.prototype.LoadScript = /**
* Loads an external script from a url synchronously.
* \@example
*
* loader.LoadScript([
* {
* source: 'https://test.com/test.min.js',
* integrity: 'fdsafdsar32qxr3q2'
* }
* ]).subscribe();
*
* @param {?} loader
* @param {...?} pussy
* @return {?}
*/
function (loader) {
var _this = this;
var pussy = [];
for (var _i = 1; _i < arguments.length; _i++) {
pussy[_i - 1] = arguments[_i];
}
return new Observable(function (observer) {
/** @type {?} */
var scriptSrcs = _this.scripts.map(function (a) { return a.src; });
// Push to scripts array if source does not exist
for (var i = 0; i < loader.length; i++) {
/** @type {?} */
var newScript = new ScriptModel();
newScript.src = loader[i].source;
newScript.integrity = loader[i].integrity || '';
if (!has(scriptSrcs, newScript.src)) {
_this.scripts.push(newScript);
}
if (!_this.scripts.length) {
_this.scripts.push(newScript);
}
scriptSrcs = _this.scripts.map(function (a) { return a.src; });
}
_this.SyncLoad(observer);
});
};
/**
* Loads an external stylesheet from a url
* @param loader
* @example
*
*loader.LoadScript([
{
source: 'https://test.com/test.min.js',
integrity: 'fdsafdsar32qxr3q2'
}
*]).subscribe();
* */
/**
* Loads an external stylesheet from a url
* \@example
*
* loader.LoadScript([
* {
* source: 'https://test.com/test.min.js',
* integrity: 'fdsafdsar32qxr3q2'
* }
* ]).subscribe();
*
* @param {?} loader
* @return {?}
*/
LoaderService.prototype.LoadStyle = /**
* Loads an external stylesheet from a url
* \@example
*
* loader.LoadScript([
* {
* source: 'https://test.com/test.min.js',
* integrity: 'fdsafdsar32qxr3q2'
* }
* ]).subscribe();
*
* @param {?} loader
* @return {?}
*/
function (loader) {
var _this = this;
return new Observable(function (observer) {
/** @type {?} */
var styleHrefs = _this.styles.map(function (a) { return a.href; });
// Push to scripts array if source does not exist
for (var i = 0; i < loader.length; i++) {
/** @type {?} */
var newStyle = new StyleModel();
newStyle.href = loader[i].href;
newStyle.integrity = loader[i].integrity || '';
if (!has(styleHrefs, newStyle.href)) {
_this.styles.push(newStyle);
}
if (!_this.styles.length) {
_this.styles.push(newStyle);
}
styleHrefs = _this.styles.map(function (a) { return a.href; });
}
map(_this.styles, function (style) {
// Complete if already loaded
if (style.loaded) {
/** @type {?} */
var ret = _this.styles.map(function (d) { return d.Deserialize(); });
observer.next(/** @type {?} */ (ret));
observer.complete();
}
else {
/** @type {?} */
var scriptElement = _this.CreateStyleElement(style);
scriptElement.onload = function () {
style.loaded = true;
if (_this.styles.every(function (a) { return a.loaded === true; })) {
/** @type {?} */
var ret = _this.styles.map(function (d) { return d.Deserialize(); });
observer.next(/** @type {?} */ (ret));
observer.complete();
}
};
scriptElement.onerror = function (error) {
observer.error('Couldn\'t load style ' + style.href);
};
/** @type {?} */
var head = document.getElementsByTagName('head')[0];
/** @type {?} */
var styleTag = head.getElementsByTagName('style')[0];
head.insertBefore(scriptElement, styleTag);
}
});
});
};
return LoaderService;
}(ServiceBase));
export { LoaderService };
if (false) {
/** @type {?} */
LoaderService.prototype.scripts;
/** @type {?} */
LoaderService.prototype.styles;
/** @type {?} */
LoaderService.prototype.scriptIndex;
}
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{ ServiceBase } from '../base/service.base';\nimport { Observable, Observer } from 'rxjs';\nimport { ScriptModel, StyleModel, LoaderModel } from '../models/loader';\nimport { map, has } from 'lodash';\n\nexport class LoaderService extends ServiceBase {\n\n    private scripts: ScriptModel[] = [];\n    private styles: StyleModel[] = [];\n    private scriptIndex: number = 0;\n\n    private CreateScriptElement(scriptModel: ScriptModel) {\n        let scriptElement = document.createElement('script');\n        scriptElement.type = 'text/javascript';\n        scriptElement.src = scriptModel.src;\n        scriptElement.integrity = scriptModel.integrity;\n        scriptElement.crossOrigin = scriptModel.crossorigin;\n        return scriptElement;\n    }\n\n    private CreateStyleElement(styleModel: StyleModel) {\n        let styleElement = document.createElement('link');\n        styleElement.href = styleModel.href;\n        styleElement.rel = styleModel.rel;\n        styleElement.integrity = styleModel.integrity;\n        styleElement['crossorigin'] = styleModel.crossorigin;\n        return styleElement;\n    }\n\n    /**\n     * Waits for script to finish before loading the next script\n     */\n    private SyncLoad(observer: Observer<ScriptModel[]>) {\n        let script = null;\n\n        if (this.scriptIndex < this.scripts.length) {\n            script = this.scripts[this.scriptIndex];\n        }\n\n        if (this.scripts.every(a => a.loaded === true)) {\n            let ret = this.scripts.map(d => d.Deserialize());\n            observer.next(<any>ret);\n            observer.complete();\n        } else {\n            let scriptElement = this.CreateScriptElement(script);\n\n            scriptElement.onload = () => {\n                script.loaded = true;\n\n                if (this.scriptIndex < this.scripts.length) this.scriptIndex++;\n\n                this.SyncLoad(observer);\n            };\n\n            scriptElement.onerror = (error: any) => {\n                observer.error('Couldn\\'t load script ' + script.src);\n            };\n\n            document.getElementsByTagName('body')[0].appendChild(scriptElement);\n        }\n    }\n\n    /**\n     * Loads an external script from a url synchronously.\n     * @param loader\n     * @example\n     *\n     *loader.LoadScript([\n        {\n            source: 'https://test.com/test.min.js',\n            integrity: 'fdsafdsar32qxr3q2'\n        }\n     *]).subscribe();\n     * */\n    LoadScript(loader: LoaderModel[], ...pussy: LoaderModel[]): Observable<ScriptModel[]> {\n        return new Observable<ScriptModel[]>((observer: Observer<ScriptModel[]>) => {\n            let scriptSrcs = this.scripts.map(a => a.src);\n\n            // Push to scripts array if source does not exist\n            for (let i = 0; i < loader.length; i++) {\n                let newScript: ScriptModel = new ScriptModel();\n                newScript.src = loader[i].source;\n                newScript.integrity = loader[i].integrity || '';\n\n                if (!has(scriptSrcs, newScript.src)) {\n                    this.scripts.push(newScript);\n                }\n\n                if (!this.scripts.length) {\n                    this.scripts.push(newScript);\n                }\n\n                scriptSrcs = this.scripts.map(a => a.src);\n            }\n\n            this.SyncLoad(observer);\n        });\n    }\n\n    /**\n     * Loads an external stylesheet from a url\n     * @param loader\n     * @example\n     *\n     *loader.LoadScript([\n        {\n            source: 'https://test.com/test.min.js',\n            integrity: 'fdsafdsar32qxr3q2'\n        }\n     *]).subscribe();\n     * */\n    LoadStyle(loader: LoaderModel[]): Observable<StyleModel> {\n        return new Observable<StyleModel>((observer: Observer<StyleModel>) => {\n            let styleHrefs = this.styles.map(a => a.href);\n            // Push to scripts array if source does not exist\n            for (let i = 0; i < loader.length; i++) {\n                let newStyle: StyleModel = new StyleModel();\n                newStyle.href = loader[i].href;\n                newStyle.integrity = loader[i].integrity || '';\n\n                if (!has(styleHrefs, newStyle.href)) {\n                    this.styles.push(newStyle);\n                }\n\n                if (!this.styles.length) {\n                    this.styles.push(newStyle);\n                }\n\n                styleHrefs = this.styles.map(a => a.href);\n            }\n\n            map(this.styles, style => {\n                // Complete if already loaded\n                if (style.loaded) {\n                    let ret = this.styles.map(d => d.Deserialize());\n                    observer.next(<any>ret);\n                    observer.complete();\n                } else {\n                    // Create the style and load it in the browser\n                    let scriptElement = this.CreateStyleElement(style);\n\n                    scriptElement.onload = () => {\n                        style.loaded = true;\n\n                        if (this.styles.every(a => a.loaded === true)) {\n                            let ret = this.styles.map(d => d.Deserialize());\n                            observer.next(<any>ret);\n                            observer.complete();\n                        }\n                    };\n\n                    scriptElement.onerror = (error: any) => {\n                        observer.error('Couldn\\'t load style ' + style.href);\n                    };\n\n                    let head = document.getElementsByTagName('head')[0];\n                    let styleTag = head.getElementsByTagName('style')[0];\n\n                    head.insertBefore(scriptElement, styleTag);\n                }\n            });\n        });\n    }\n\n}\n"]}