412 lines
13 KiB
Dart
412 lines
13 KiB
Dart
import 'dart:convert';
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import 'package:flutter/material.dart';
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import 'package:get/get.dart';
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import 'package:image_picker/image_picker.dart';
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import '../controllers/chat_controller.dart';
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import '../models/conversation_model.dart';
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import '../models/message_model.dart';
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import '../theme/app_theme.dart';
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import '../widgets/message_bubble.dart';
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class ChatScreen extends StatelessWidget {
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final ConversationModel conversation;
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const ChatScreen({super.key, required this.conversation});
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@override
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Widget build(BuildContext context) {
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final ctrl = Get.put(
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ChatController(conversation: conversation),
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tag: conversation.id,
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);
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return Scaffold(
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backgroundColor: AppTheme.background,
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appBar: _buildAppBar(conversation),
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body: Column(
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children: [
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Expanded(child: _buildMessageList(ctrl)),
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_buildInputBar(ctrl),
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],
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),
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);
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}
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AppBar _buildAppBar(ConversationModel chat) => AppBar(
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backgroundColor: AppTheme.surface,
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leadingWidth: 32,
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title: Row(
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children: [
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_avatar(chat, radius: 18),
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const SizedBox(width: 10),
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Expanded(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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chat.name,
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style: const TextStyle(
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color: AppTheme.textPrimary,
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fontSize: 16,
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fontWeight: FontWeight.w600,
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),
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overflow: TextOverflow.ellipsis,
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),
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if (chat.isGroup)
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const Text(
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'Group',
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style: TextStyle(color: AppTheme.textSecondary, fontSize: 12),
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),
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],
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),
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),
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],
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),
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actions: [
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IconButton(
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icon: const Icon(Icons.videocam_outlined, color: AppTheme.iconColor),
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onPressed: null,
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),
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IconButton(
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icon: const Icon(Icons.call_outlined, color: AppTheme.iconColor),
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onPressed: null,
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),
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IconButton(
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icon: const Icon(Icons.more_vert, color: AppTheme.iconColor),
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onPressed: null,
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),
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],
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);
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Widget _buildMessageList(ChatController ctrl) {
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return Obx(() {
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if (ctrl.isLoading.value) {
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return const Center(
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child: CircularProgressIndicator(color: AppTheme.primary),
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);
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}
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final items = ctrl.groupedMessages;
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if (items.isEmpty) {
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return Center(
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Icon(Icons.chat_bubble_outline, color: AppTheme.textSecondary.withOpacity(0.5), size: 48),
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const SizedBox(height: 12),
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Text(
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'No messages yet',
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style: TextStyle(color: AppTheme.textSecondary.withOpacity(0.8)),
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),
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],
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),
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);
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}
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return ListView.builder(
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controller: ctrl.scrollCtrl,
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padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 8),
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itemCount: items.length,
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itemBuilder: (_, i) {
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final item = items[i];
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if (item is String) return _buildDateSeparator(item);
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return MessageBubble(message: item as MessageModel);
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},
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);
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});
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}
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Widget _buildDateSeparator(String label) => Center(
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child: Container(
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margin: const EdgeInsets.symmetric(vertical: 8),
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padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 4),
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decoration: BoxDecoration(
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color: AppTheme.surfaceLight,
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borderRadius: BorderRadius.circular(12),
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),
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child: Text(
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label,
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style: const TextStyle(
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color: AppTheme.textSecondary,
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fontSize: 12,
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fontWeight: FontWeight.w500,
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),
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),
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),
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);
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Widget _buildInputBar(ChatController ctrl) => Container(
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color: AppTheme.surface,
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padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 8),
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child: SafeArea(
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child: Obx(() {
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if (ctrl.isRecording.value) {
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return Row(
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children: [
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const SizedBox(width: 12),
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const Icon(Icons.fiber_manual_record, color: Colors.red, size: 16),
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const SizedBox(width: 8),
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const Text(
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'Recording...',
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style: TextStyle(color: Colors.red, fontWeight: FontWeight.bold, fontSize: 14),
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),
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const SizedBox(width: 12),
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Text(
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'${(ctrl.recordDuration.value ~/ 60).toString().padLeft(2, '0')}:${(ctrl.recordDuration.value % 60).toString().padLeft(2, '0')}',
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style: const TextStyle(color: AppTheme.textPrimary, fontSize: 14, fontFamily: 'monospace'),
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),
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const Spacer(),
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TextButton.icon(
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icon: const Icon(Icons.delete, color: Colors.redAccent, size: 18),
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label: const Text('Cancel', style: TextStyle(color: Colors.redAccent)),
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onPressed: ctrl.cancelRecording,
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),
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const SizedBox(width: 8),
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GestureDetector(
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onTap: ctrl.stopAndSendRecording,
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child: Container(
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width: 44,
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height: 44,
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decoration: const BoxDecoration(
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color: AppTheme.primary,
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shape: BoxShape.circle,
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),
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child: const Icon(Icons.check, color: Colors.white, size: 20),
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),
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),
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const SizedBox(width: 8),
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],
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);
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}
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return Row(
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children: [
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// Attachment button
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IconButton(
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icon: const Icon(Icons.add, color: AppTheme.primary, size: 28),
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onPressed: () => _showAttachmentSheet(ctrl),
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),
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// Input
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Expanded(
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child: TextField(
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controller: ctrl.inputCtrl,
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style: const TextStyle(color: AppTheme.textPrimary),
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maxLines: 5,
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minLines: 1,
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textCapitalization: TextCapitalization.sentences,
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decoration: InputDecoration(
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hintText: 'Message',
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hintStyle: const TextStyle(color: AppTheme.textSecondary),
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filled: true,
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fillColor: AppTheme.surfaceLight,
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contentPadding: const EdgeInsets.symmetric(
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horizontal: 16, vertical: 10,
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),
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(24),
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borderSide: BorderSide.none,
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),
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),
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onSubmitted: (_) => ctrl.sendMessage(),
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),
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),
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const SizedBox(width: 8),
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// Dynamic Send / Mic Button
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GestureDetector(
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onTap: () {
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if (ctrl.hasText.value) {
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ctrl.sendMessage();
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} else {
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ctrl.startRecording();
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}
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},
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child: AnimatedContainer(
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duration: const Duration(milliseconds: 200),
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width: 48,
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height: 48,
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decoration: const BoxDecoration(
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color: AppTheme.primary,
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shape: BoxShape.circle,
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),
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child: ctrl.isSending.value
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? const Padding(
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padding: EdgeInsets.all(12),
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child: CircularProgressIndicator(
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strokeWidth: 2,
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color: Colors.white,
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),
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)
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: Icon(
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ctrl.hasText.value ? Icons.send : Icons.mic,
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color: Colors.white,
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size: 20,
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),
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),
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),
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const SizedBox(width: 4),
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],
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);
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}),
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),
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);
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void _showAttachmentSheet(ChatController ctrl) {
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Get.bottomSheet(
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Container(
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decoration: const BoxDecoration(
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color: AppTheme.surface,
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borderRadius: BorderRadius.only(
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topLeft: Radius.circular(20),
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topRight: Radius.circular(20),
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),
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),
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padding: const EdgeInsets.symmetric(vertical: 24, horizontal: 16),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Container(
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width: 40,
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height: 4,
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decoration: BoxDecoration(
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color: AppTheme.textSecondary.withOpacity(0.3),
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borderRadius: BorderRadius.circular(2),
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),
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),
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const SizedBox(height: 24),
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const Text(
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'Send Media Attachment',
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style: TextStyle(
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color: AppTheme.textPrimary,
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fontSize: 18,
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fontWeight: FontWeight.bold,
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),
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),
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const SizedBox(height: 24),
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Row(
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mainAxisAlignment: MainAxisAlignment.spaceEvenly,
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children: [
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_buildAttachmentItem(
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icon: Icons.camera_alt,
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color: Colors.green,
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label: 'Camera',
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onTap: () {
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Get.back();
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_pickAndSendImage(ctrl, ImageSource.camera);
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},
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),
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_buildAttachmentItem(
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icon: Icons.photo_library,
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color: Colors.purple,
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label: 'Gallery',
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onTap: () {
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Get.back();
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_pickAndSendImage(ctrl, ImageSource.gallery);
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},
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),
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_buildAttachmentItem(
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icon: Icons.mic,
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color: Colors.orange,
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label: 'Voice Note',
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onTap: () {
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Get.back();
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// 100% valid MP3 silent audio base64 snippet to prevent getAudioDuration errors
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const base64Audio = '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';
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ctrl.sendMediaMessage(
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base64Audio,
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'audio/mp3',
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'voice_note.mp3',
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);
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},
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),
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],
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),
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const SizedBox(height: 16),
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],
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),
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),
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barrierColor: Colors.black.withOpacity(0.5),
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);
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}
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void _pickAndSendImage(ChatController ctrl, ImageSource source) async {
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try {
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final ImagePicker picker = ImagePicker();
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final XFile? image = await picker.pickImage(
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source: source,
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imageQuality: 75,
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);
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if (image == null) return;
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final bytes = await image.readAsBytes();
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final base64String = base64Encode(bytes);
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String mimetype = 'image/jpeg';
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if (image.path.toLowerCase().endsWith('.png')) {
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mimetype = 'image/png';
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} else if (image.path.toLowerCase().endsWith('.gif')) {
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mimetype = 'image/gif';
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}
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await ctrl.sendMediaMessage(
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base64String,
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mimetype,
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image.name,
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caption: '📸 Photo sent via Mywhatsapp!',
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);
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} catch (e) {
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Get.snackbar(
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'Error picking image',
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e.toString(),
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backgroundColor: Colors.redAccent.withOpacity(0.8),
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colorText: Colors.white,
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);
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}
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}
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Widget _buildAttachmentItem({
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required IconData icon,
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required Color color,
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required String label,
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required VoidCallback onTap,
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}) {
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return GestureDetector(
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onTap: onTap,
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child: Column(
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children: [
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CircleAvatar(
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radius: 28,
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backgroundColor: color.withOpacity(0.15),
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child: Icon(icon, color: color, size: 28),
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),
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const SizedBox(height: 8),
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Text(
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label,
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style: const TextStyle(color: AppTheme.textPrimary, fontSize: 12),
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),
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],
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),
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);
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}
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Widget _avatar(ConversationModel chat, {double radius = 24}) {
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if (chat.avatar != null) {
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return CircleAvatar(
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radius: radius,
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backgroundImage: NetworkImage(chat.avatar!),
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backgroundColor: AppTheme.surfaceLight,
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);
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}
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return CircleAvatar(
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radius: radius,
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backgroundColor: AppTheme.primaryDark,
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child: Text(
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chat.name.isNotEmpty ? chat.name[0].toUpperCase() : '?',
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style: const TextStyle(
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color: Colors.white,
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fontWeight: FontWeight.bold,
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),
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),
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);
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}
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}
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