wesal/frontend/lib/screens/create_post_screen.dart

254 lines
8.5 KiB
Dart

import 'package:flutter/material.dart';
import '../services/post_service.dart';
class CreatePostScreen extends StatefulWidget {
@override
_CreatePostScreenState createState() => _CreatePostScreenState();
}
class _CreatePostScreenState extends State<CreatePostScreen> {
final TextEditingController _bodyController = TextEditingController();
bool _isLoading = false;
final int _maxCharacters = 280;
@override
void dispose() {
_bodyController.dispose();
super.dispose();
}
Future<void> _createPost() async {
if (_bodyController.text.trim().isEmpty) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text('Please write something before posting'),
backgroundColor: Colors.red,
),
);
return;
}
setState(() {
_isLoading = true;
});
try {
final result = await PostService.createPost(_bodyController.text.trim());
if (result['success']) {
Navigator.of(context).pop(true); // Return true to indicate success
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text('Post created successfully!'),
backgroundColor: Color(0xFF6A4C93),
),
);
} else {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(result['message']),
backgroundColor: Colors.red,
),
);
}
} catch (e) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text('Failed to create post. Please try again.'),
backgroundColor: Colors.red,
),
);
} finally {
setState(() {
_isLoading = false;
});
}
}
@override
Widget build(BuildContext context) {
final remainingChars = _maxCharacters - _bodyController.text.length;
final isOverLimit = remainingChars < 0;
return PopScope(
canPop: true, // Allow back navigation to go back to feed page only
child: Scaffold(
appBar: AppBar(
title: Text('Create Post', style: TextStyle(fontWeight: FontWeight.w600)),
backgroundColor: Colors.white,
foregroundColor: Color(0xFF6A4C93),
elevation: 0,
bottom: PreferredSize(
preferredSize: Size.fromHeight(1),
child: Container(height: 1, color: Colors.grey[200]),
),
actions: [
TextButton(
onPressed: _isLoading || isOverLimit || _bodyController.text.trim().isEmpty
? null
: _createPost,
child: _isLoading
? SizedBox(
width: 20,
height: 20,
child: CircularProgressIndicator(
strokeWidth: 2,
valueColor: AlwaysStoppedAnimation<Color>(Color(0xFF6A4C93)),
),
)
: Text(
'Post',
style: TextStyle(
color: _bodyController.text.trim().isEmpty || isOverLimit
? Colors.grey
: Color(0xFF6A4C93),
fontWeight: FontWeight.w600,
fontSize: 16,
),
),
),
SizedBox(width: 16),
],
),
body: Container(
decoration: BoxDecoration(
gradient: LinearGradient(
begin: Alignment.topLeft,
end: Alignment.bottomRight,
colors: [
Color(0xFF32B0A5).withOpacity(0.05),
Color(0xFF4600B9).withOpacity(0.05),
],
),
),
child: Padding(
padding: EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Container(
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.circular(12),
boxShadow: [
BoxShadow(
color: Colors.black.withOpacity(0.05),
blurRadius: 10,
offset: Offset(0, 2),
),
],
),
child: Padding(
padding: EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
"What's on your mind?",
style: TextStyle(
fontSize: 18,
fontWeight: FontWeight.w600,
color: Color(0xFF6A4C93),
),
),
SizedBox(height: 16),
TextField(
controller: _bodyController,
maxLines: 6,
decoration: InputDecoration(
hintText: 'Share your thoughts...',
hintStyle: TextStyle(color: Colors.grey[500]),
border: InputBorder.none,
enabledBorder: InputBorder.none,
focusedBorder: InputBorder.none,
),
style: TextStyle(
fontSize: 16,
height: 1.4,
color: Colors.black87,
),
onChanged: (text) {
setState(() {});
},
),
SizedBox(height: 16),
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Text(
'Share your thoughts with the community',
style: TextStyle(
color: Colors.grey[600],
fontSize: 12,
),
),
Text(
'$remainingChars',
style: TextStyle(
color: isOverLimit ? Colors.red : Colors.grey[600],
fontSize: 12,
fontWeight: FontWeight.w500,
),
),
],
),
if (isOverLimit)
Padding(
padding: EdgeInsets.only(top: 8),
child: Text(
'Post is too long. Please keep it under $_maxCharacters characters.',
style: TextStyle(
color: Colors.red,
fontSize: 12,
),
),
),
],
),
),
),
SizedBox(height: 24),
Container(
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.circular(12),
boxShadow: [
BoxShadow(
color: Colors.black.withOpacity(0.05),
blurRadius: 10,
offset: Offset(0, 2),
),
],
),
child: Padding(
padding: EdgeInsets.all(16),
child: Row(
children: [
Icon(
Icons.lightbulb_outline,
color: Color(0xFF6A4C93),
size: 20,
),
SizedBox(width: 12),
Expanded(
child: Text(
'Keep it friendly and respectful. Your post will be visible to everyone in the community.',
style: TextStyle(
color: Colors.grey[700],
fontSize: 13,
height: 1.3,
),
),
),
],
),
),
),
],
),
),
),
),
);
}
}