@abp/ng.theme.basic/esm2020/lib/handlers/lazy-style.handler.mjs

<h1> @abp/ng.theme.basic </h1>

import { LazyLoadService, LOADING_STRATEGY } from '@abp/ng.core';
import { DocumentDirHandlerService } from '@abp/ng.theme.shared';
import { Injectable, Injector } from '@angular/core';
import { LAZY_STYLES } from '../tokens/lazy-styles.token';
import * as i0 from "@angular/core";
export const BOOTSTRAP = 'bootstrap-{{dir}}.min.css';
export class LazyStyleHandler {
    constructor(injector) {
        this._dir = 'ltr';
        this.loaded = new Map();
        this.setStyles(injector);
        this.setLazyLoad(injector);
        this.listenToDirectionChanges(injector);
    }
    set dir(dir) {
        if (dir === this._dir)
            return;
        this.switchCSS(dir);
        this._dir = dir;
    }
    get dir() {
        return this._dir;
    }
    getHrefFromLink(link) {
        if (!link)
            return '';
        const a = document.createElement('a');
        a.href = link.href;
        return a.pathname.replace(/^\//, '');
    }
    getLoadedBootstrap() {
        const href = createLazyStyleHref(BOOTSTRAP, this.dir);
        const selector = `[href*="${href.replace(/\.css$/, '')}"]`;
        const link = document.querySelector(selector);
        return { href, link };
    }
    listenToDirectionChanges(injector) {
        const docDirHandler = injector.get(DocumentDirHandlerService);
        // will always listen, no need to unsubscribe
        docDirHandler.dir$.subscribe(dir => {
            this.dir = dir;
        });
    }
    setLazyLoad(injector) {
        this.lazyLoad = injector.get(LazyLoadService);
        const { href, link } = this.getLoadedBootstrap();
        this.lazyLoad.loaded.set(href, link);
    }
    setStyles(injector) {
        this.styles = injector.get(LAZY_STYLES, [BOOTSTRAP]);
    }
    switchCSS(dir) {
        this.styles.forEach(style => {
            const oldHref = createLazyStyleHref(style, this.dir);
            const newHref = createLazyStyleHref(style, dir);
            const link = this.loaded.get(newHref);
            const href = this.getHrefFromLink(link) || newHref;
            const strategy = LOADING_STRATEGY.PrependAnonymousStyleToHead(href);
            this.lazyLoad.load(strategy).subscribe(() => {
                const oldLink = this.lazyLoad.loaded.get(oldHref);
                this.loaded.delete(newHref);
                this.loaded.set(oldHref, oldLink);
                const newLink = this.lazyLoad.loaded.get(href);
                this.lazyLoad.loaded.delete(href);
                this.lazyLoad.loaded.set(newHref, newLink);
                this.lazyLoad.remove(oldHref);
            });
        });
    }
}
LazyStyleHandler.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "13.1.1", ngImport: i0, type: LazyStyleHandler, deps: [{ token: i0.Injector }], target: i0.ɵɵFactoryTarget.Injectable });
LazyStyleHandler.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "13.1.1", ngImport: i0, type: LazyStyleHandler });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "13.1.1", ngImport: i0, type: LazyStyleHandler, decorators: [{
            type: Injectable
        }], ctorParameters: function () { return [{ type: i0.Injector }]; } });
export function createLazyStyleHref(style, dir) {
    return style.replace(/{{\s*dir\s*}}/g, dir);
}
export function initLazyStyleHandler(injector) {
    return () => new LazyStyleHandler(injector);
}
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"lazy-style.handler.js","sourceRoot":"","sources":["../../../../../../packages/theme-basic/src/lib/handlers/lazy-style.handler.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,eAAe,EAAE,gBAAgB,EAAE,MAAM,cAAc,CAAC;AACjE,OAAO,EAAE,yBAAyB,EAAmB,MAAM,sBAAsB,CAAC;AAClF,OAAO,EAAE,UAAU,EAAE,QAAQ,EAAE,MAAM,eAAe,CAAC;AACrD,OAAO,EAAE,WAAW,EAAE,MAAM,6BAA6B,CAAC;;AAC1D,MAAM,CAAC,MAAM,SAAS,GAAG,2BAA2B,CAAC;AAGrD,MAAM,OAAO,gBAAgB;IAkB3B,YAAY,QAAkB;QAftB,SAAI,GAAoB,KAAK,CAAC;QAE7B,WAAM,GAAG,IAAI,GAAG,EAA2B,CAAC;QAcnD,IAAI,CAAC,SAAS,CAAC,QAAQ,CAAC,CAAC;QACzB,IAAI,CAAC,WAAW,CAAC,QAAQ,CAAC,CAAC;QAC3B,IAAI,CAAC,wBAAwB,CAAC,QAAQ,CAAC,CAAC;IAC1C,CAAC;IAfD,IAAI,GAAG,CAAC,GAAoB;QAC1B,IAAI,GAAG,KAAK,IAAI,CAAC,IAAI;YAAE,OAAO;QAE9B,IAAI,CAAC,SAAS,CAAC,GAAG,CAAC,CAAC;QACpB,IAAI,CAAC,IAAI,GAAG,GAAG,CAAC;IAClB,CAAC;IAED,IAAI,GAAG;QACL,OAAO,IAAI,CAAC,IAAI,CAAC;IACnB,CAAC;IAQO,eAAe,CAAC,IAAwC;QAC9D,IAAI,CAAC,IAAI;YAAE,OAAO,EAAE,CAAC;QAErB,MAAM,CAAC,GAAG,QAAQ,CAAC,aAAa,CAAC,GAAG,CAAC,CAAC;QACtC,CAAC,CAAC,IAAI,GAAG,IAAI,CAAC,IAAI,CAAC;QACnB,OAAO,CAAC,CAAC,QAAQ,CAAC,OAAO,CAAC,KAAK,EAAE,EAAE,CAAC,CAAC;IACvC,CAAC;IAEO,kBAAkB;QACxB,MAAM,IAAI,GAAG,mBAAmB,CAAC,SAAS,EAAE,IAAI,CAAC,GAAG,CAAC,CAAC;QACtD,MAAM,QAAQ,GAAG,WAAW,IAAI,CAAC,OAAO,CAAC,QAAQ,EAAE,EAAE,CAAC,IAAI,CAAC;QAC3D,MAAM,IAAI,GAAG,QAAQ,CAAC,aAAa,CAAkB,QAAQ,CAAC,CAAC;QAC/D,OAAO,EAAE,IAAI,EAAE,IAAI,EAAE,CAAC;IACxB,CAAC;IAEO,wBAAwB,CAAC,QAAkB;QACjD,MAAM,aAAa,GAAG,QAAQ,CAAC,GAAG,CAAC,yBAAyB,CAAC,CAAC;QAE9D,6CAA6C;QAC7C,aAAa,CAAC,IAAI,CAAC,SAAS,CAAC,GAAG,CAAC,EAAE;YACjC,IAAI,CAAC,GAAG,GAAG,GAAG,CAAC;QACjB,CAAC,CAAC,CAAC;IACL,CAAC;IAEO,WAAW,CAAC,QAAkB;QACpC,IAAI,CAAC,QAAQ,GAAG,QAAQ,CAAC,GAAG,CAAC,eAAe,CAAC,CAAC;QAC9C,MAAM,EAAE,IAAI,EAAE,IAAI,EAAE,GAAG,IAAI,CAAC,kBAAkB,EAAE,CAAC;QACjD,IAAI,CAAC,QAAQ,CAAC,MAAM,CAAC,GAAG,CAAC,IAAI,EAAE,IAAI,CAAC,CAAC;IACvC,CAAC;IAEO,SAAS,CAAC,QAAkB;QAClC,IAAI,CAAC,MAAM,GAAG,QAAQ,CAAC,GAAG,CAAC,WAAW,EAAE,CAAC,SAAS,CAAC,CAAC,CAAC;IACvD,CAAC;IAEO,SAAS,CAAC,GAAoB;QACpC,IAAI,CAAC,MAAM,CAAC,OAAO,CAAC,KAAK,CAAC,EAAE;YAC1B,MAAM,OAAO,GAAG,mBAAmB,CAAC,KAAK,EAAE,IAAI,CAAC,GAAG,CAAC,CAAC;YACrD,MAAM,OAAO,GAAG,mBAAmB,CAAC,KAAK,EAAE,GAAG,CAAC,CAAC;YAChD,MAAM,IAAI,GAAG,IAAI,CAAC,MAAM,CAAC,GAAG,CAAC,OAAO,CAAC,CAAC;YACtC,MAAM,IAAI,GAAG,IAAI,CAAC,eAAe,CAAC,IAAI,CAAC,IAAI,OAAO,CAAC;YAEnD,MAAM,QAAQ,GAAG,gBAAgB,CAAC,2BAA2B,CAAC,IAAI,CAAC,CAAC;YACpE,IAAI,CAAC,QAAQ,CAAC,IAAI,CAAC,QAAQ,CAAC,CAAC,SAAS,CAAC,GAAG,EAAE;gBAC1C,MAAM,OAAO,GAAG,IAAI,CAAC,QAAQ,CAAC,MAAM,CAAC,GAAG,CAAC,OAAO,CAAoB,CAAC;gBACrE,IAAI,CAAC,MAAM,CAAC,MAAM,CAAC,OAAO,CAAC,CAAC;gBAC5B,IAAI,CAAC,MAAM,CAAC,GAAG,CAAC,OAAO,EAAE,OAAO,CAAC,CAAC;gBAClC,MAAM,OAAO,GAAG,IAAI,CAAC,QAAQ,CAAC,MAAM,CAAC,GAAG,CAAC,IAAI,CAAoB,CAAC;gBAClE,IAAI,CAAC,QAAQ,CAAC,MAAM,CAAC,MAAM,CAAC,IAAI,CAAC,CAAC;gBAClC,IAAI,CAAC,QAAQ,CAAC,MAAM,CAAC,GAAG,CAAC,OAAO,EAAE,OAAO,CAAC,CAAC;gBAC3C,IAAI,CAAC,QAAQ,CAAC,MAAM,CAAC,OAAO,CAAC,CAAC;YAChC,CAAC,CAAC,CAAC;QACL,CAAC,CAAC,CAAC;IACL,CAAC;;6GA5EU,gBAAgB;iHAAhB,gBAAgB;2FAAhB,gBAAgB;kBAD5B,UAAU;;AAgFX,MAAM,UAAU,mBAAmB,CAAC,KAAa,EAAE,GAAW;IAC5D,OAAO,KAAK,CAAC,OAAO,CAAC,gBAAgB,EAAE,GAAG,CAAC,CAAC;AAC9C,CAAC;AAED,MAAM,UAAU,oBAAoB,CAAC,QAAkB;IACrD,OAAO,GAAG,EAAE,CAAC,IAAI,gBAAgB,CAAC,QAAQ,CAAC,CAAC;AAC9C,CAAC","sourcesContent":["import { LazyLoadService, LOADING_STRATEGY } from '@abp/ng.core';\r\nimport { DocumentDirHandlerService, LocaleDirection } from '@abp/ng.theme.shared';\r\nimport { Injectable, Injector } from '@angular/core';\r\nimport { LAZY_STYLES } from '../tokens/lazy-styles.token';\r\nexport const BOOTSTRAP = 'bootstrap-{{dir}}.min.css';\r\n\r\n@Injectable()\r\nexport class LazyStyleHandler {\r\n  private lazyLoad!: LazyLoadService;\r\n  private styles!: string[];\r\n  private _dir: LocaleDirection = 'ltr';\r\n\r\n  readonly loaded = new Map<string, HTMLLinkElement>();\r\n\r\n  set dir(dir: LocaleDirection) {\r\n    if (dir === this._dir) return;\r\n\r\n    this.switchCSS(dir);\r\n    this._dir = dir;\r\n  }\r\n\r\n  get dir(): LocaleDirection {\r\n    return this._dir;\r\n  }\r\n\r\n  constructor(injector: Injector) {\r\n    this.setStyles(injector);\r\n    this.setLazyLoad(injector);\r\n    this.listenToDirectionChanges(injector);\r\n  }\r\n\r\n  private getHrefFromLink(link: HTMLLinkElement | null | undefined): string {\r\n    if (!link) return '';\r\n\r\n    const a = document.createElement('a');\r\n    a.href = link.href;\r\n    return a.pathname.replace(/^\\//, '');\r\n  }\r\n\r\n  private getLoadedBootstrap(): LoadedStyle {\r\n    const href = createLazyStyleHref(BOOTSTRAP, this.dir);\r\n    const selector = `[href*=\"${href.replace(/\\.css$/, '')}\"]`;\r\n    const link = document.querySelector<HTMLLinkElement>(selector);\r\n    return { href, link };\r\n  }\r\n\r\n  private listenToDirectionChanges(injector: Injector) {\r\n    const docDirHandler = injector.get(DocumentDirHandlerService);\r\n\r\n    // will always listen, no need to unsubscribe\r\n    docDirHandler.dir$.subscribe(dir => {\r\n      this.dir = dir;\r\n    });\r\n  }\r\n\r\n  private setLazyLoad(injector: Injector) {\r\n    this.lazyLoad = injector.get(LazyLoadService);\r\n    const { href, link } = this.getLoadedBootstrap();\r\n    this.lazyLoad.loaded.set(href, link);\r\n  }\r\n\r\n  private setStyles(injector: Injector) {\r\n    this.styles = injector.get(LAZY_STYLES, [BOOTSTRAP]);\r\n  }\r\n\r\n  private switchCSS(dir: LocaleDirection) {\r\n    this.styles.forEach(style => {\r\n      const oldHref = createLazyStyleHref(style, this.dir);\r\n      const newHref = createLazyStyleHref(style, dir);\r\n      const link = this.loaded.get(newHref);\r\n      const href = this.getHrefFromLink(link) || newHref;\r\n\r\n      const strategy = LOADING_STRATEGY.PrependAnonymousStyleToHead(href);\r\n      this.lazyLoad.load(strategy).subscribe(() => {\r\n        const oldLink = this.lazyLoad.loaded.get(oldHref) as HTMLLinkElement;\r\n        this.loaded.delete(newHref);\r\n        this.loaded.set(oldHref, oldLink);\r\n        const newLink = this.lazyLoad.loaded.get(href) as HTMLLinkElement;\r\n        this.lazyLoad.loaded.delete(href);\r\n        this.lazyLoad.loaded.set(newHref, newLink);\r\n        this.lazyLoad.remove(oldHref);\r\n      });\r\n    });\r\n  }\r\n}\r\n\r\nexport function createLazyStyleHref(style: string, dir: string): string {\r\n  return style.replace(/{{\\s*dir\\s*}}/g, dir);\r\n}\r\n\r\nexport function initLazyStyleHandler(injector: Injector) {\r\n  return () => new LazyStyleHandler(injector);\r\n}\r\n\r\ninterface LoadedStyle {\r\n  href: string;\r\n  link: HTMLLinkElement | null;\r\n}\r\n"]}