feat: Update plugin structure for OpenHarmony (#301)

packages/flutter_image_compress/example/ohos/.gitignore

@@ -13,6 +13,6 @@ entry/libs/arm64-v8a/libapp.so
 entry/libs/arm64-v8a/libflutter.so
 entry/libs/arm64-v8a/libvmservice_snapshot.so
 entry/src/main/resources/rawfile/flutter_assets/
-har/flutter.har
+har/*.har
 oh-package-lock.json5
 dta

packages/flutter_image_compress/example/ohos/build-profile.json5

@@ -1,18 +1,3 @@
-/*
-* Copyright (c) 2023 Hunan OpenValley Digital Industry Development Co., Ltd.
-* Licensed under the Apache License, Version 2.0 (the "License");
-* you may not use this file except in compliance with the License.
-* You may obtain a copy of the License at
-*
-*     http://www.apache.org/licenses/LICENSE-2.0
-*
-* Unless required by applicable law or agreed to in writing, software
-* distributed under the License is distributed on an "AS IS" BASIS,
-* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-* See the License for the specific language governing permissions and
-* limitations under the License.
-*/
-
 {
   "app": {
     "signingConfigs": [],
@@ -22,7 +7,7 @@
         "signingConfig": "default",
         "compileSdkVersion": "4.1.0(11)",
         "compatibleSdkVersion": "4.1.0(11)",
-        "runtimeOS": "HarmonyOS",
+        "runtimeOS": "HarmonyOS"
       }
     ]
   },

packages/flutter_image_compress/example/ohos/entry/oh-package.json5

@@ -1,12 +1,12 @@
 {
-  name: 'entry',
-  version: '1.0.0',
-  description: 'Please describe the basic information.',
-  main: '',
-  author: '',
-  license: '',
-  dependencies: {
-    '@ohos/path_provider_ohos': 'file:./har/path_provider_ohos.har',
-    '@ohos/flutter_image_compress_ohos': 'file:./har/flutter_image_compress_ohos.har',
-  },
+  "name": "entry",
+  "version": "1.0.0",
+  "description": "Please describe the basic information.",
+  "main": "",
+  "author": "",
+  "license": "",
+  "dependencies": {
+    "path_provider_ohos": "file:../har/path_provider_ohos.har",
+    "flutter_image_compress_ohos": "file:../har/flutter_image_compress_ohos.har"
+  }
 }

packages/flutter_image_compress/example/ohos/entry/src/main/ets/entryability/EntryAbility.ets

@@ -14,17 +14,12 @@
 */
 
 import { FlutterAbility } from '@ohos/flutter_ohos'
-import { FlutterPlugin } from '@ohos/flutter_ohos/src/main/ets/embedding/engine/plugins/FlutterPlugin';
 import { GeneratedPluginRegistrant } from '../plugins/GeneratedPluginRegistrant';
-import List from '@ohos.util.List';
 import FlutterEngine from '@ohos/flutter_ohos/src/main/ets/embedding/engine/FlutterEngine';
 
 export default class EntryAbility extends FlutterAbility {
   configureFlutterEngine(flutterEngine: FlutterEngine) {
     super.configureFlutterEngine(flutterEngine)
-    let plugins = GeneratedPluginRegistrant.getPlugins() as List<FlutterPlugin>;
-    plugins.forEach((plugin) => {
-      this.addPlugin(plugin);
-    })
+    GeneratedPluginRegistrant.registerWith(flutterEngine)
   }
 }

packages/flutter_image_compress/example/ohos/entry/src/main/ets/plugins/GeneratedPluginRegistrant.ets

@@ -1,18 +1,28 @@
-import { FlutterPlugin } from '@ohos/flutter_ohos/src/main/ets/embedding/engine/plugins/FlutterPlugin';
-import List from '@ohos.util.List';
-import FlutterImageCompressOhosPlugin from '@ohos/flutter_image_compress_ohos'
-import PathProviderPlugin from '@ohos/path_provider_ohos'
+import { FlutterEngine, Log } from '@ohos/flutter_ohos';
+import FlutterImageCompressOhosPlugin from 'flutter_image_compress_ohos';
+import PathProviderPlugin from 'path_provider_ohos';
 
 /**
  * Generated file. Do not edit.
  * This file is generated by the Flutter tool based on the
  * plugins that support the Ohos platform.
  */
+
+const TAG = "GeneratedPluginRegistrant";
+
 export class GeneratedPluginRegistrant {
-  static getPlugins(): List<FlutterPlugin> {
-    let pluginList : List<FlutterPlugin> = new List();
-    pluginList.add(new FlutterImageCompressOhosPlugin());
-    pluginList.add(new PathProviderPlugin());
-    return pluginList;
+
+  static registerWith(flutterEngine: FlutterEngine) {
+    try {
+      flutterEngine.getPlugins()?.add(new FlutterImageCompressOhosPlugin());
+      flutterEngine.getPlugins()?.add(new PathProviderPlugin());
+    } catch (e) {
+      Log.e(
+        TAG,
+        "Tried to register plugins with FlutterEngine ("
+          + flutterEngine
+          + ") failed.");
+      Log.e(TAG, "Received exception while registering", e);
+    }
   }
 }