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1/*
2 * Copyright (c) 2023 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15import rpc from '@ohos.rpc';
16import hilog from '@ohos.hilog';
17import window from '@ohos.window';
18import display from '@ohos.display';
19import ServiceExtensionAbility from '@ohos.app.ability.ServiceExtensionAbility';
20import type Want from '@ohos.application.Want';
21import GlobalContext, { GlobalExtensionWindow } from './GlobalParam';
22
23interface IRect {
24  left: number;
25  top: number;
26  width: number;
27  height: number;
28}
29
30const DISTANCE_NUMBER = 68;
31const TAG = 'ToastExtensionAbility';
32
33class ToastStub extends rpc.RemoteObject {
34  constructor(des: string) {
35    super(des);
36  }
37}
38
39export class ToastInfo {
40  public fromAppName: string = '';
41  public toAppName: string = '';
42  public displayHeight: number = 0;
43  private static toastInfo: ToastInfo;
44
45  public static getInstance(): ToastInfo {
46    if (ToastInfo.toastInfo == null) {
47      ToastInfo.toastInfo = new ToastInfo();
48    }
49
50    return ToastInfo.toastInfo;
51  }
52}
53
54export default class ToastExtensionAbility extends ServiceExtensionAbility {
55  onCreate(want: Want): void {
56    hilog.info(0, TAG, 'onCreate');
57    GlobalContext.getInstance().context = this.context;
58  }
59
60  onConnect(want: Want): ToastStub {
61    hilog.info(0, TAG, 'onConnect');
62    display
63      .getDefaultDisplay()
64      .then((display: display.Display) => {
65        const toastRect = {
66          left: 0,
67          top: 0,
68          width: display.width,
69          height: display.height,
70        };
71        ToastInfo.getInstance().fromAppName = want.parameters.fromAppName;
72        ToastInfo.getInstance().toAppName = want.parameters.toAppName;
73        ToastInfo.getInstance().displayHeight = display.height / display.densityPixels - DISTANCE_NUMBER;
74        this.createToastWindow('PasteboardToast' + new Date().getTime(), toastRect);
75      })
76      .catch((err) => {
77        hilog.info(0, TAG, 'getDefaultDisplay err: ' + JSON.stringify(err));
78      });
79    return new ToastStub('PasteboardToast');
80  }
81
82  onRequest(want: Want, startId: number): void {
83    hilog.info(0, TAG, 'onRequest');
84    this.onConnect(want);
85  }
86
87  onDisconnet(): void {
88    hilog.info(0, TAG, 'onDisconnet');
89    this.onDestroy();
90  }
91
92  onDestroy(): void {
93    hilog.info(0, TAG, 'onDestroy');
94    GlobalExtensionWindow.getInstance().extensionWin.destroyWindow();
95    GlobalContext.getInstance().context.terminateSelf();
96  }
97
98  private async createToastWindow(name: string, rect: IRect): Promise<void> {
99    hilog.info(0, TAG, 'create toast begin');
100
101    if (globalThis.windowNum > 0) {
102      globalThis.windowNum = 0;
103      this.onDestroy();
104    }
105    let windowClass = null;
106    let config = {
107      name,
108      windowType: window.WindowType.TYPE_FLOAT,
109      ctx: this.context,
110    };
111    try {
112      window.createWindow(config, (err, data) => {
113        if (err.code) {
114          hilog.error(0, TAG, 'Failed to create the window. Cause: ' + JSON.stringify(err));
115          return;
116        }
117        windowClass = data;
118        GlobalExtensionWindow.getInstance().extensionWin = data;
119        hilog.info(0, TAG, 'Succeeded in creating the window. Data: ' + JSON.stringify(data));
120        try {
121          windowClass.setUIContent('pages/index', (err) => {
122            if (err.code) {
123              hilog.error(0, TAG, 'Failed to load the content. Cause:' + JSON.stringify(err));
124              return;
125            }
126            windowClass.moveWindowTo(rect.left, rect.top);
127            windowClass.resize(rect.width, rect.height);
128            windowClass.setBackgroundColor('#00000000');
129            windowClass.setWindowTouchable(false);
130            windowClass.showWindow();
131            globalThis.windowNum++;
132            hilog.info(0, TAG, 'Create window successfully');
133          });
134        } catch (exception) {
135          hilog.error(0, TAG, 'Failed to load the content. Cause:' + JSON.stringify(exception));
136        }
137      });
138    } catch (exception) {
139      hilog.error(0, TAG, 'Failed to create the window. Cause: ' + JSON.stringify(exception));
140    }
141  }
142}
143