feat(mobile-next): 导入官方 openim-flutter-demo 固定基线 3.8.3-patch.3 并完成双构建

- 上游: github.com/OpenIMSDK/openim-flutter-demo tag 3.8.3-patch.3 commit b3dfdb1e8aaeaaf6f0793e10cadd20d5c184a31f - 并行目录 mobile-next/ 原样导入（含 LICENSE），不覆盖现网 mobile/ - 锁定 Flutter 3.24.5 / Dart 3.5.4 / JDK 17 / Gradle 7.6.3 / AGP 7.3.1 - 实测 Android debug 与 release 构建均成功（见 docs/mobile-next-baseline-import.md） - 本提交可单独回退：git revert 1db1229（重写前） Co-authored-by: multica-agent <github@multica.ai>
2026-08-19 15:24:33 +08:00
parent fa8584a73f
commit 8046ec7483
767 changed files with 57658 additions and 0 deletions
@@ -0,0 +1,194 @@
+import 'dart:io';
+
+import 'package:flutter/material.dart';
+import 'package:lottie/lottie.dart';
+import 'package:rxdart/rxdart.dart';
+
+extension SubjectExt<T> on Subject<T> {
+  T addSafely(T data) {
+    if (!isClosed) sink.add(data);
+
+    return data;
+  }
+}
+
+extension TextEdCtrlExt on TextEditingController {
+  void fixed63Length() {
+    addListener(() {
+      if (text.length == 63 && Platform.isAndroid) {
+        text += " ";
+        selection = TextSelection.fromPosition(
+          TextPosition(
+            affinity: TextAffinity.downstream,
+            offset: text.length - 1,
+          ),
+        );
+      }
+    });
+  }
+}
+
+extension StrExt on String {
+  ImageView get toImage {
+    return ImageView(name: this);
+  }
+
+  TextView get toText {
+    return TextView(data: this);
+  }
+
+  LottieView get toLottie {
+    return LottieView(name: this);
+  }
+
+  String fixAutoLines() {
+    return Characters(this).join('\u{200B}');
+  }
+
+  String get thumbnailAbsoluteString {
+    final host = split('?').first;
+    final isGif = host.split('.').last.toLowerCase() == 'gif';
+    if (isGif) {
+      return host;
+    }
+    return '$host?height=640&width=360&type=image';
+  }
+
+  String adjustThumbnailAbsoluteString(int size) {
+    final host = split('?').first;
+    final isGif = host.split('.').last.toLowerCase() == 'gif';
+    if (isGif) {
+      return host;
+    }
+    return '$host?height=$size&width=$size&type=image';
+  }
+}
+
+class LottieView extends StatelessWidget {
+  LottieView({
+    Key? key,
+    required this.name,
+    this.width,
+    this.height,
+    this.fit,
+  }) : super(key: key);
+  final String name;
+  double? width;
+  double? height;
+  BoxFit? fit;
+
+  @override
+  Widget build(BuildContext context) {
+    return Lottie.asset(
+      name,
+      height: height,
+      width: width,
+      package: 'openim_common',
+      fit: fit,
+    );
+  }
+}
+
+class TextView extends StatelessWidget {
+  TextView(
+      {Key? key,
+      required this.data,
+      this.style,
+      this.textAlign,
+      this.overflow,
+      this.textScaleFactor,
+      this.maxLines,
+      this.onTap,
+      this.wordEllipsis = true})
+      : super(key: key);
+  final String data;
+  TextStyle? style;
+  TextAlign? textAlign;
+  TextOverflow? overflow;
+  double? textScaleFactor;
+  int? maxLines;
+  Function()? onTap;
+  bool wordEllipsis;
+
+  @override
+  Widget build(BuildContext context) => GestureDetector(
+        onTap: onTap,
+        behavior: HitTestBehavior.translucent,
+        child: Text(
+          wordEllipsis ? data : data.replaceAll('', '\u200B'), //解决Flutter按单词省略
+          style: style,
+          textAlign: textAlign,
+          overflow: overflow,
+          textScaleFactor: textScaleFactor,
+          maxLines: maxLines,
+        ),
+      );
+}
+
+class ImageView extends StatelessWidget {
+  ImageView({
+    Key? key,
+    required this.name,
+    this.width,
+    this.height,
+    this.color,
+    this.opacity = 1,
+    this.fit,
+    this.onTap,
+    this.onDoubleTap,
+  }) : super(key: key);
+  final String name;
+  double? width;
+  double? height;
+  Color? color;
+  double opacity;
+  BoxFit? fit;
+  Function()? onTap;
+  Function()? onDoubleTap;
+
+  @override
+  Widget build(BuildContext context) => GestureDetector(
+        behavior: HitTestBehavior.translucent,
+        onTap: onTap,
+        onDoubleTap: onDoubleTap,
+        child: Opacity(
+          opacity: opacity,
+          child: Image.asset(
+            name,
+            package: 'openim_common',
+            width: width,
+            height: height,
+            color: color,
+            fit: fit,
+          ),
+        ),
+      );
+}
+
+extension IntExt on int {
+  int ensureTenDigits() {
+    String numberStr = toString();
+
+    if (numberStr.length == 10) {
+      return this;
+    } else if (numberStr.length > 10) {
+      return int.parse(numberStr.substring(0, 10));
+    } else {
+      return int.parse(numberStr.padLeft(10, '0'));
+    }
+  }
+}
+
+extension StringExt on String {
+  String splitStringEveryNChars({int n = 3, String separator = ' '}) {
+    RegExp regExp = RegExp('.{1,$n}');
+    Iterable<Match> matches = regExp.allMatches(this);
+    List<String> parts = matches.map((match) => match.group(0)!).toList();
+
+    return parts.join(separator);
+  }
+}
+
+extension DateTimeExt on DateTime {
+  int get secondsSinceEpoch => millisecondsSinceEpoch ~/ 1000;
+}
@@ -0,0 +1,127 @@
+import 'dart:convert';
+
+import 'package:flutter_openim_sdk/flutter_openim_sdk.dart';
+import 'package:openim_common/openim_common.dart';
+
+extension MessageManagerExt on MessageManager {
+  Future<Message> createCustomEmojiMessage({
+    required String url,
+    int? width,
+    int? height,
+  }) =>
+      createCustomMessage(
+        data: json.encode({
+          "customType": CustomMessageType.emoji,
+          "data": {
+            'url': url,
+            'width': width,
+            'height': height,
+          },
+        }),
+        extension: '',
+        description: '',
+      );
+
+  Future<Message> createFailedHintMessage({required int type}) => createCustomMessage(
+        data: json.encode({
+          "customType": type,
+          "data": {},
+        }),
+        extension: '',
+        description: '',
+      );
+}
+
+extension MessageExt on Message {
+
+  bool get isDeletedByFriendType {
+    if (isCustomType) {
+      try {
+        var map = json.decode(customElem!.data!);
+        var customType = map['customType'];
+        return CustomMessageType.deletedByFriend == customType;
+      } catch (e, s) {
+        Logger.print('$e $s');
+      }
+    }
+    return false;
+  }
+
+  bool get isBlockedByFriendType {
+    if (isCustomType) {
+      try {
+        var map = json.decode(customElem!.data!);
+        var customType = map['customType'];
+        return CustomMessageType.blockedByFriend == customType;
+      } catch (e, s) {
+        Logger.print('$e $s');
+      }
+    }
+    return false;
+  }
+
+  bool get isEmojiType {
+    if (isCustomType) {
+      try {
+        var map = json.decode(customElem!.data!);
+        var customType = map['customType'];
+        return CustomMessageType.emoji == customType;
+      } catch (e, s) {
+        Logger.print('$e $s');
+      }
+    }
+    return false;
+  }
+
+  bool get isTextType => contentType == MessageType.text;
+
+  bool get isPictureType => contentType == MessageType.picture;
+
+  bool get isVoiceType => contentType == MessageType.voice;
+
+  bool get isVideoType => contentType == MessageType.video;
+
+  bool get isFileType => contentType == MessageType.file;
+
+  bool get isLocationType => contentType == MessageType.location;
+
+  bool get isCardType => contentType == MessageType.card;
+
+  bool get isCustomFaceType => contentType == MessageType.customFace;
+
+  bool get isCustomType => contentType == MessageType.custom;
+
+  bool get isRevokeType => contentType == MessageType.revokeMessageNotification;
+
+  bool get isNotificationType => contentType! >= 1000;
+}
+
+class CustomMessageType {
+  static const callingInvite = 200;
+  static const callingAccept = 201;
+  static const callingReject = 202;
+  static const callingCancel = 203;
+  static const callingHungup = 204;
+
+  static const call = 901;
+  static const emoji = 902;
+  static const tag = 903;
+  static const moments = 904;
+  static const meeting = 905;
+  static const blockedByFriend = 910;
+  static const deletedByFriend = 911;
+  static const removedFromGroup = 912;
+  static const groupDisbanded = 913;
+}
+
+extension PublicUserInfoExt on PublicUserInfo {
+  UserInfo get simpleUserInfo {
+    return UserInfo(userID: userID, nickname: nickname, faceURL: faceURL);
+  }
+}
+
+extension FriendInfoExt on FriendInfo {
+  UserInfo get simpleUserInfo {
+    return UserInfo(userID: userID, nickname: nickname, faceURL: faceURL);
+  }
+}