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@alauda-fe/common

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Alauda frontend team common codes.

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import { __decorate, __metadata } from "tslib"; /** * @packageDocumentation * @module translate */ import { HttpClient } from '@angular/common/http'; import { Inject, Injectable, Optional, isDevMode, } from '@angular/core'; import { get, head, isPlainObject, template } from 'lodash-es'; import { EMPTY, Observable, Subject, forkJoin, throwError, catchError, filter, finalize, map, takeUntil, } from 'rxjs'; import { ajax } from 'rxjs/ajax'; import { API_GATEWAY, TEMPLATE_OPTIONS } from '../core/constants/constants'; import { TOKEN_BASE_HREF } from '../core/public-api'; import { isAbsoluteUrl } from '../core/utils/common'; import { ObservableInput } from '../core/utils/decorators'; import { parse } from '../core/utils/yaml'; import { FALLBACK_LANGUAGE, LOCALE_PLACEHOLDER_REGEX, LOCALE_STORAGE, } from './constants'; import { TRANSLATE_OPTIONS, TRANSLATIONS } from './tokens'; import * as i0 from "@angular/core"; import * as i1 from "@angular/common/http"; export class TranslateService { get locales() { return this.options.locales; } get fallbackLocale() { return this.options.fallbackLocale; } constructor(http, baseHref, options, translationList) { this.http = http; this.baseHref = baseHref; this.translationsAdded$ = new Subject(); this.destroy$$ = new Subject(); this.translationsList = []; this.remoteTranslationsList = []; this.locale = options?.locale || navigator.language; this.options = { locales: [this.locale], fallbackLocale: FALLBACK_LANGUAGE, ...options, }; this.translationsList = [ options?.translations, ...(translationList || []), ].filter(Boolean); if (options?.remoteUrl) { if (Array.isArray(options.remoteUrl)) { options.remoteUrl.forEach(url => this.addRemoteTranslations(url)); } else { this.addRemoteTranslations(options.remoteUrl); } } } ngOnDestroy() { this.destroy$$.next(); this.destroy$$.complete(); } /** * @param key - 翻译key * @param data - 根据翻译上下文数据获取翻译内容,翻译项不存在直接返回 key 文本 * @param ignoreNonExist - 开发环境是否忽视不存在的翻译项 */ get(key, data) { const translation = this.getRaw(key); if (data != null && typeof data !== 'object') { data = [data]; } try { return template(translation, TEMPLATE_OPTIONS)(data); } catch { // eslint-disable-next-line no-console console[isDevMode() ? 'error' : 'warn'](`The translation key '${key}' is missing the necessary parameters.`); } } /** * 直接返回翻译文本模板 * @param key - 翻译key * @param ignoreNonExist - 开发环境是否忽视不存在的翻译项 */ getRaw(key) { return typeof key === 'string' ? this._get(key) : this._getValue(key); } /** * 根据 `locales` 循环切换当前区域设置 */ toggleLocale() { const index = this.options.locales.indexOf(this.locale); if (index === -1) { if (isDevMode()) { throw new TypeError('`locales` has not been initialized correctly'); } return; } const nextLocale = this.options.locales[index === this.options.locales.length - 1 ? 0 : index + 1]; if (!nextLocale || this.locale === nextLocale) { return; } this.setLocale(nextLocale); } setLocale(locale) { localStorage.setItem(LOCALE_STORAGE, locale); this.locale = locale; } /** * 手动添加语言包 */ addTranslations(translations) { this.translationsList.unshift(Object.freeze(translations)); this.translationsAdded$.next(); } /** * 手动添加语言包 */ addRemoteTranslations(remoteUrl) { if (!remoteUrl) { return; } remoteUrl = head(remoteUrl.split(/#/)); const isAbsolute = isAbsoluteUrl(remoteUrl); const isApiGateWayRequest = remoteUrl.startsWith(API_GATEWAY); if (isDevMode()) { let errorMessage; if (!isAbsolute && (!this.baseHref || !isAbsoluteUrl(this.baseHref))) { errorMessage = 'absolute base href is required for relative remote url'; } else if (remoteUrl.split('?')[0].includes('./')) { errorMessage = 'do not use any dot with slash for relative url which should always base from base href'; } if (errorMessage) { throw new TypeError(errorMessage); } } if (!isAbsolute && !isApiGateWayRequest) { remoteUrl = (this.baseHref.endsWith('/') ? this.baseHref : this.baseHref + '/') + remoteUrl; } (LOCALE_PLACEHOLDER_REGEX.test(remoteUrl) ? forkJoin(this.options.locales.map(locale => this.fetchTranslation(remoteUrl, locale).pipe(catchError(error => { if (this.options.loose) { const looseLocale = this._getLooseLocale(locale); if (locale !== looseLocale && !this.options.locales.includes(looseLocale)) { return this.fetchTranslation(remoteUrl, looseLocale); } } return isDevMode() ? throwError(() => error) : EMPTY; }), filter(isPlainObject), map((translation) => ({ [locale]: translation, }))))).pipe(map(_ => _.reduce(Object.assign))) : this.fetchTranslation(remoteUrl).pipe(catchError(error => (isDevMode() ? throwError(() => error) : EMPTY)))) .pipe(takeUntil(this.destroy$$), finalize(() => { this.translationsAdded$.next(); })) .subscribe(remoteTranslations => { if (!remoteTranslations) { return; } this.remoteTranslationsList.unshift(Object.freeze(remoteTranslations)); }); } fetchTranslation(remoteUrl, locale) { if (isDevMode() && LOCALE_PLACEHOLDER_REGEX.test(remoteUrl) && !locale) { throw new TypeError('`locale` is required sine the provided remote url contains locale placeholder'); } const isJSON = remoteUrl.endsWith('.json'); const isApiGateWayRequest = remoteUrl.startsWith(API_GATEWAY); const url = locale ? remoteUrl.replace(LOCALE_PLACEHOLDER_REGEX, locale) : remoteUrl; const responseType = isJSON ? 'json' : 'text'; if (isApiGateWayRequest) { return this.http .request('GET', url, { responseType }) .pipe(map(body => (isJSON ? body : parse(body)))); } return ajax({ url, responseType, }).pipe(map(({ response }) => (isJSON ? response : parse(response)))); } _getLooseLocale(locale) { return head(locale.split(/[_-]/)); } _getValue(source, locale = this.locale) { if (!source) { return; } let value = source[locale]; if (value == null && this.options.loose) { const looseLocale = this._getLooseLocale(locale); value = locale === looseLocale ? Object.entries(source).find(([key]) => locale === this._getLooseLocale(key))?.[1] : source[looseLocale]; } if (value == null && locale !== this.options.fallbackLocale) { return this._getValue(source, this.options.fallbackLocale); } return value; } _getWithFallback(key, locale = this.locale, translations) { const value = get(this._getValue(translations, locale), key); if (value != null) { if (typeof value === 'object' && isDevMode() && typeof get(value, Symbol.toPrimitive) !== 'function') { console.warn(`The translation for locale: \`${locale}\` and key:\`${key}\` is an object, which could be unexpected`); } return String(value); } if (locale !== this.options.fallbackLocale) { return this._getWithFallback(key, this.options.fallbackLocale, translations); } } _getBase(key, locale = this.locale, translationsList) { if (!translationsList || translationsList.length === 0) { return; } for (let i = translationsList.length; i > 0; i--) { const value = this._getWithFallback(key, locale, translationsList[i - 1]); if (value != null) { return value; } } } _get(key, locale = this.locale) { let value = this._getBase(key, locale, this.remoteTranslationsList); if (value == null) { value = this._getBase(key, locale, this.translationsList); } if (value != null) { return value; } return key; } _compareKeys(locale, translation, prevTranslation, path = []) { if (translation == null || prevTranslation == null) { return; } Object.entries(translation).forEach(([key, value]) => { if (!Object.prototype.hasOwnProperty.call(prevTranslation, key)) { return; } const prevValue = prevTranslation[key]; const valueIsPlainObject = isPlainObject(value); const prevValueIsPlainObject = isPlainObject(prevValue); if (valueIsPlainObject && prevValueIsPlainObject) { this._compareKeys(locale, value, prevValue, [...path, key]); return; } if (!valueIsPlainObject && !prevValueIsPlainObject) { const outputPath = [...path, key].join(' -> '); if (value === prevValue) { console.warn(`The customized translation for locale: \`${locale}\` and path: \`${outputPath}\` is duplicated with the other translation, please remove it in your translation file.`); } else { console.warn(`Two keys that the locale is \`${locale}\` and the path is \`${outputPath}\` are same, but their values are not equal , please remove one of them or change one of the keys.`); } } }); } static { this.ɵfac = function TranslateService_Factory(t) { return new (t || TranslateService)(i0.ɵɵinject(i1.HttpClient), i0.ɵɵinject(TOKEN_BASE_HREF), i0.ɵɵinject(TRANSLATE_OPTIONS, 8), i0.ɵɵinject(TRANSLATIONS, 8)); }; } static { this.ɵprov = /*@__PURE__*/ i0.ɵɵdefineInjectable({ token: TranslateService, factory: TranslateService.ɵfac, providedIn: 'root' }); } } __decorate([ ObservableInput(), __metadata("design:type", Observable) ], TranslateService.prototype, "locale$", void 0); (() => { (typeof ngDevMode === "undefined" || ngDevMode) && i0.ɵsetClassMetadata(TranslateService, [{ type: Injectable, args: [{ providedIn: 'root' }] }], () => [{ type: i1.HttpClient }, { type: undefined, decorators: [{ type: Inject, args: [TOKEN_BASE_HREF] }] }, { type: undefined, decorators: [{ type: Optional }, { type: Inject, args: [TRANSLATE_OPTIONS] }] }, { type: undefined, decorators: [{ type: Optional }, { type: Inject, args: [TRANSLATIONS] }] }], { locale$: [] }); })(); //# 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* @packageDocumentation\n * @module translate\n */\n\nimport { HttpClient } from '@angular/common/http';\nimport {\n  Inject,\n  Injectable,\n  OnDestroy,\n  Optional,\n  isDevMode,\n} from '@angular/core';\nimport { get, head, isPlainObject, template } from 'lodash-es';\nimport {\n  EMPTY,\n  Observable,\n  Subject,\n  forkJoin,\n  throwError,\n  catchError,\n  filter,\n  finalize,\n  map,\n  takeUntil,\n} from 'rxjs';\nimport { ajax } from 'rxjs/ajax';\n\nimport { API_GATEWAY, TEMPLATE_OPTIONS } from '../core/constants/constants';\nimport { TOKEN_BASE_HREF } from '../core/public-api';\nimport { isAbsoluteUrl } from '../core/utils/common';\nimport { ObservableInput } from '../core/utils/decorators';\nimport { parse } from '../core/utils/yaml';\n\nimport {\n  FALLBACK_LANGUAGE,\n  LOCALE_PLACEHOLDER_REGEX,\n  LOCALE_STORAGE,\n} from './constants';\nimport { TRANSLATE_OPTIONS, TRANSLATIONS } from './tokens';\nimport {\n  TranslateKey,\n  TranslateOptions,\n  Translation,\n  TranslationValue,\n  Translations,\n} from './types';\n\n@Injectable({ providedIn: 'root' })\nexport class TranslateService implements OnDestroy {\n  readonly translationsAdded$ = new Subject<void>();\n\n  private readonly destroy$$ = new Subject<void>();\n\n  readonly translationsList: Array<Readonly<Translations>> = [];\n  readonly remoteTranslationsList: Array<Readonly<Translations>> = [];\n  readonly options: TranslateOptions;\n\n  locale: string;\n\n  @ObservableInput()\n  readonly locale$: Observable<string>;\n\n  get locales() {\n    return this.options.locales;\n  }\n\n  get fallbackLocale() {\n    return this.options.fallbackLocale;\n  }\n\n  constructor(\n    private readonly http: HttpClient,\n    @Inject(TOKEN_BASE_HREF)\n    private readonly baseHref: string,\n    @Optional()\n    @Inject(TRANSLATE_OPTIONS)\n    options: TranslateOptions,\n    @Optional() @Inject(TRANSLATIONS) translationList: Translations[],\n  ) {\n    this.locale = options?.locale || navigator.language;\n    this.options = {\n      locales: [this.locale],\n      fallbackLocale: FALLBACK_LANGUAGE,\n      ...options,\n    };\n\n    this.translationsList = [\n      options?.translations,\n      ...(translationList || []),\n    ].filter(Boolean);\n\n    if (options?.remoteUrl) {\n      if (Array.isArray(options.remoteUrl)) {\n        options.remoteUrl.forEach(url => this.addRemoteTranslations(url));\n      } else {\n        this.addRemoteTranslations(options.remoteUrl);\n      }\n    }\n  }\n\n  ngOnDestroy() {\n    this.destroy$$.next();\n    this.destroy$$.complete();\n  }\n\n  /**\n   * @param key - 翻译key\n   * @param data - 根据翻译上下文数据获取翻译内容，翻译项不存在直接返回 key 文本\n   * @param ignoreNonExist - 开发环境是否忽视不存在的翻译项\n   */\n  get(key: TranslateKey, data?: unknown) {\n    const translation = this.getRaw(key);\n    if (data != null && typeof data !== 'object') {\n      data = [data];\n    }\n    try {\n      return template(translation, TEMPLATE_OPTIONS)(data as object);\n    } catch {\n      // eslint-disable-next-line no-console\n      console[isDevMode() ? 'error' : 'warn'](\n        `The translation key '${key}' is missing the necessary parameters.`,\n      );\n    }\n  }\n\n  /**\n   * 直接返回翻译文本模板\n   * @param key - 翻译key\n   * @param ignoreNonExist - 开发环境是否忽视不存在的翻译项\n   */\n  getRaw(key: TranslateKey) {\n    return typeof key === 'string'\n      ? this._get(key)\n      : (this._getValue(key) as string);\n  }\n\n  /**\n   * 根据 `locales` 循环切换当前区域设置\n   */\n  toggleLocale() {\n    const index = this.options.locales.indexOf(this.locale);\n    if (index === -1) {\n      if (isDevMode()) {\n        throw new TypeError('`locales` has not been initialized correctly');\n      }\n      return;\n    }\n    const nextLocale =\n      this.options.locales[\n        index === this.options.locales.length - 1 ? 0 : index + 1\n      ];\n\n    if (!nextLocale || this.locale === nextLocale) {\n      return;\n    }\n\n    this.setLocale(nextLocale);\n  }\n\n  setLocale(locale: string) {\n    localStorage.setItem(LOCALE_STORAGE, locale);\n    this.locale = locale;\n  }\n\n  /**\n   * 手动添加语言包\n   */\n  addTranslations(translations: Translations) {\n    this.translationsList.unshift(Object.freeze(translations));\n    this.translationsAdded$.next();\n  }\n\n  /**\n   * 手动添加语言包\n   */\n  addRemoteTranslations(remoteUrl: string) {\n    if (!remoteUrl) {\n      return;\n    }\n    remoteUrl = head(remoteUrl.split(/#/));\n    const isAbsolute = isAbsoluteUrl(remoteUrl);\n    const isApiGateWayRequest = remoteUrl.startsWith(API_GATEWAY);\n    if (isDevMode()) {\n      let errorMessage: string;\n      if (!isAbsolute && (!this.baseHref || !isAbsoluteUrl(this.baseHref))) {\n        errorMessage = 'absolute base href is required for relative remote url';\n      } else if (remoteUrl.split('?')[0].includes('./')) {\n        errorMessage =\n          'do not use any dot with slash for relative url which should always base from base href';\n      }\n      if (errorMessage) {\n        throw new TypeError(errorMessage);\n      }\n    }\n    if (!isAbsolute && !isApiGateWayRequest) {\n      remoteUrl =\n        (this.baseHref.endsWith('/') ? this.baseHref : this.baseHref + '/') +\n        remoteUrl;\n    }\n    (LOCALE_PLACEHOLDER_REGEX.test(remoteUrl)\n      ? forkJoin(\n          this.options.locales.map(locale =>\n            this.fetchTranslation(remoteUrl, locale).pipe(\n              catchError(error => {\n                if (this.options.loose) {\n                  const looseLocale = this._getLooseLocale(locale);\n                  if (\n                    locale !== looseLocale &&\n                    !this.options.locales.includes(looseLocale)\n                  ) {\n                    return this.fetchTranslation(remoteUrl, looseLocale);\n                  }\n                }\n                return isDevMode() ? throwError(() => error) : EMPTY;\n              }),\n              filter(isPlainObject),\n              map(\n                (translation: Translation) =>\n                  ({\n                    [locale]: translation,\n                  }) as Translations,\n              ),\n            ),\n          ),\n        ).pipe(map(_ => _.reduce(Object.assign)))\n      : this.fetchTranslation(remoteUrl).pipe(\n          catchError(error => (isDevMode() ? throwError(() => error) : EMPTY)),\n        )\n    )\n      .pipe(\n        takeUntil(this.destroy$$),\n        finalize(() => {\n          this.translationsAdded$.next();\n        }),\n      )\n      .subscribe(remoteTranslations => {\n        if (!remoteTranslations) {\n          return;\n        }\n        this.remoteTranslationsList.unshift(Object.freeze(remoteTranslations));\n      });\n  }\n\n  /**\n   * 从远程 url 模板和区域获取翻译包\n   */\n  fetchTranslation(remoteUrl: string): Observable<Translations>;\n  fetchTranslation(remoteUrl: string, locale: string): Observable<Translation>;\n  fetchTranslation(remoteUrl: string, locale?: string) {\n    if (isDevMode() && LOCALE_PLACEHOLDER_REGEX.test(remoteUrl) && !locale) {\n      throw new TypeError(\n        '`locale` is required sine the provided remote url contains locale placeholder',\n      );\n    }\n    const isJSON = remoteUrl.endsWith('.json');\n    const isApiGateWayRequest = remoteUrl.startsWith(API_GATEWAY);\n    const url = locale\n      ? remoteUrl.replace(LOCALE_PLACEHOLDER_REGEX, locale)\n      : remoteUrl;\n    const responseType = isJSON ? 'json' : 'text';\n    if (isApiGateWayRequest) {\n      return this.http\n        .request('GET', url, { responseType })\n        .pipe(map(body => (isJSON ? body : parse(body))));\n    }\n    return ajax({\n      url,\n      responseType,\n    }).pipe(\n      map(({ response }) => (isJSON ? response : parse(response as string))),\n    );\n  }\n\n  private _getLooseLocale(locale: string) {\n    return head(locale.split(/[_-]/));\n  }\n\n  private _getValue(\n    source: Translation,\n    locale = this.locale,\n  ): TranslationValue {\n    if (!source) {\n      return;\n    }\n    let value = source[locale];\n    if (value == null && this.options.loose) {\n      const looseLocale = this._getLooseLocale(locale);\n      value =\n        locale === looseLocale\n          ? Object.entries(source).find(\n              ([key]) => locale === this._getLooseLocale(key),\n            )?.[1]\n          : source[looseLocale];\n    }\n    if (value == null && locale !== this.options.fallbackLocale) {\n      return this._getValue(source, this.options.fallbackLocale);\n    }\n    return value;\n  }\n\n  private _getWithFallback(\n    key: string,\n    locale = this.locale,\n    translations: Translations,\n  ): string {\n    const value = get(this._getValue(translations, locale), key);\n    if (value != null) {\n      if (\n        typeof value === 'object' &&\n        isDevMode() &&\n        typeof get(value, Symbol.toPrimitive) !== 'function'\n      ) {\n        console.warn(\n          `The translation for locale: \\`${locale}\\` and key:\\`${key}\\` is an object, which could be unexpected`,\n        );\n      }\n      return String(value);\n    }\n    if (locale !== this.options.fallbackLocale) {\n      return this._getWithFallback(\n        key,\n        this.options.fallbackLocale,\n        translations,\n      );\n    }\n  }\n\n  private _getBase(\n    key: string,\n    locale = this.locale,\n    translationsList: Translations[],\n  ) {\n    if (!translationsList || translationsList.length === 0) {\n      return;\n    }\n    for (let i = translationsList.length; i > 0; i--) {\n      const value = this._getWithFallback(key, locale, translationsList[i - 1]);\n      if (value != null) {\n        return value;\n      }\n    }\n  }\n\n  protected _get(key: string, locale = this.locale) {\n    let value = this._getBase(key, locale, this.remoteTranslationsList);\n    if (value == null) {\n      value = this._getBase(key, locale, this.translationsList);\n    }\n    if (value != null) {\n      return value;\n    }\n    return key;\n  }\n\n  private _compareKeys(\n    locale: string,\n    translation: Translation,\n    prevTranslation: Translation,\n    path: string[] = [],\n  ) {\n    if (translation == null || prevTranslation == null) {\n      return;\n    }\n\n    Object.entries(translation).forEach(([key, value]) => {\n      if (!Object.prototype.hasOwnProperty.call(prevTranslation, key)) {\n        return;\n      }\n\n      const prevValue = prevTranslation[key];\n      const valueIsPlainObject = isPlainObject(value);\n      const prevValueIsPlainObject = isPlainObject(prevValue);\n\n      if (valueIsPlainObject && prevValueIsPlainObject) {\n        this._compareKeys(\n          locale,\n          value as Translation,\n          prevValue as Translation,\n          [...path, key],\n        );\n        return;\n      }\n\n      if (!valueIsPlainObject && !prevValueIsPlainObject) {\n        const outputPath = [...path, key].join(' -> ');\n        if (value === prevValue) {\n          console.warn(\n            `The customized translation for locale: \\`${locale}\\` and path: \\`${outputPath}\\` is duplicated with the other translation, please remove it in your translation file.`,\n          );\n        } else {\n          console.warn(\n            `Two keys that the locale is \\`${locale}\\` and the path is \\`${outputPath}\\` are same,  but their values are not equal , please remove one of them or change one of the keys.`,\n          );\n        }\n      }\n    });\n  }\n}\n"]}