HarmonyOSBaseLibs/src/main/ets/utils/XWebHelper.ets

import { router, WebHeader } from '@kit.ArkUI';
import { BusinessError } from '@kit.BasicServicesKit';
import { LogHelper } from '../../../../Index';
import { baseEncode } from '../util/base64Util';
import { ToolsHelper } from './ToolsHelper';
import { XWebManager } from './XWebManager';

const XWebview = import('../pages/XWebview');


export interface XWebController {
  sendMessage: (message: string) => void
}

export interface XWebJsController {
  sendMessage: (message: string) => void
}

export interface JsParams {
  obj: object;
  name: string;
  methodList: Array<string>;
  controller?: XWebJsController
}

export interface XWebParams {
  url?: string
  content?: string
  title?: string
  watermarkTxt?: string
  showMenu?: boolean
  jsParams?: JsParams
  closeTag?: string
  headers?: Array<WebHeader>
  onMessage?: (message: string) => void
  controller?: XWebController
  zoomAccess?: boolean
  _uuid?: string
  _uuidToHtml?: string
}

export class XWebHelper {
  private constructor() {
  }

  /**
   * 打开web页面，加载h5
   * @param params
   */
  public static openWeb(params: XWebParams): Promise<boolean> {
    if (params.onMessage) {
      params._uuid = XWebManager.addOnMessage(params.onMessage)
    }
    if (params.controller) {
      params._uuidToHtml = ToolsHelper.getUuid()
      params.controller.sendMessage = (msg) => {
        XWebManager.sendMessageToHtml(msg)
      }
    }

    if (params.jsParams && params.jsParams.obj) {
      if (!params._uuidToHtml) {
        params._uuidToHtml = ToolsHelper.getUuid()
      }
      XWebManager.objs.set(params._uuidToHtml, params.jsParams.obj)

      if (params.jsParams?.controller) {
        params.jsParams.controller.sendMessage = (msg) => {
          XWebManager.sendMessageToWeb(msg)
        }
      }
    }

    return new Promise((resolve) => {
      router.pushNamedRoute({
        name: 'XWebview',
        params: params
      }, router.RouterMode.Single).then(() => {
        LogHelper.info('Succeeded in jumping to the XWebview page.')
        resolve(true)
      }).catch((err: BusinessError) => {
        resolve(false)
        LogHelper.error(`Failed to jump to the second page.Code is ${err.code}, message is ${err.message}`)
        ToolsHelper.showMessage(`Failed to jump to the second page.Code is ${err.code}, message is ${err.message}`)
      })
    })
  }

  public static openPreview(params: XWebParams): Promise<boolean> {
    params.url =
      `https://mdtdemo.51trust.com/preview/onlinePreview?url=${baseEncode(params.url)}&watermarkTxt=${encodeURI(params.watermarkTxt ??
        '')}`
    return new Promise((resolve) => {
      router.pushNamedRoute({
        name: 'XWebview',
        params: params
      }, router.RouterMode.Single).then(() => {
        LogHelper.info('Succeeded in jumping to the XWebview page.')
        resolve(true)
      }).catch((err: BusinessError) => {
        resolve(false)
        LogHelper.error(`Failed to jump to the second page.Code is ${err.code}, message is ${err.message}`)
        ToolsHelper.showMessage(`Failed to jump to the second page.Code is ${err.code}, message is ${err.message}`)
      })
    })
  }
}