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SSE onDone cleanup fix & moved SSEDisplay to its own file

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This commit is contained in:
Manas Hejmadi
2025-07-03 03:46:50 +05:30
parent 7b17cb567b
commit ce1a463d75
3 changed files with 92 additions and 134 deletions
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132
lib/widgets/response_body_success.dart
View File

@@ -1,5 +1,6 @@
import 'dart:convert';
import 'package:apidash/widgets/sse_display.dart';
import 'package:apidash_core/apidash_core.dart';
import 'package:apidash_design_system/apidash_design_system.dart';
import 'package:flutter/foundation.dart';
@@ -164,134 +165,3 @@ class _ResponseBodySuccessState extends State<ResponseBodySuccess> {
);
}
}
//MOVE THIS SOMEWHERE ELSE
class SSEDisplay extends StatefulWidget {
final String sseOutput;
const SSEDisplay({super.key, required this.sseOutput});
@override
State<SSEDisplay> createState() => _SSEDisplayState();
}
class _SSEDisplayState extends State<SSEDisplay> {
final _scrollController = ScrollController();
bool autoScrollEnabled = true;
bool _isScrolling = false;
@override
void initState() {
super.initState();
_scrollController.addListener(() {
final position = _scrollController.position;
final atBottom = position.pixels >= position.maxScrollExtent - 50;
if (autoScrollEnabled && !atBottom) {
// User scrolled up manually
setState(() => autoScrollEnabled = false);
} else if (!autoScrollEnabled && atBottom) {
// User scrolled back to bottom
setState(() => autoScrollEnabled = true);
}
});
}
@override
void didUpdateWidget(covariant SSEDisplay oldWidget) {
super.didUpdateWidget(oldWidget);
if (oldWidget.sseOutput != widget.sseOutput &&
autoScrollEnabled &&
!_isScrolling) {
WidgetsBinding.instance.addPostFrameCallback((_) async {
if (_scrollController.hasClients) {
_isScrolling = true;
_scrollController.jumpTo(
_scrollController.position.maxScrollExtent,
);
_isScrolling = false;
}
});
}
}
@override
void dispose() {
_scrollController.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
final theme = Theme.of(context);
List<dynamic> sse;
try {
sse = jsonDecode(widget.sseOutput);
} catch (e) {
return Text(
'Invalid SSE output',
style: theme.textTheme.bodyMedium?.copyWith(color: Colors.red),
);
}
return SingleChildScrollView(
controller: _scrollController,
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: sse.map<Widget>((chunk) {
Map<String, dynamic>? parsedJson;
try {
parsedJson = jsonDecode(chunk);
} catch (_) {}
return Card(
margin: const EdgeInsets.symmetric(vertical: 6, horizontal: 8),
elevation: 2,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(12),
),
child: Padding(
padding: const EdgeInsets.all(12.0),
child: parsedJson != null
? Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: parsedJson.entries.map((entry) {
return Padding(
padding: const EdgeInsets.symmetric(vertical: 2.0),
child: Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
'${entry.key}: ',
style: theme.textTheme.bodyMedium?.copyWith(
fontWeight: FontWeight.bold,
color: kColorGQL,
),
),
const SizedBox(width: 4),
Expanded(
child: Text(
entry.value.toString(),
style: theme.textTheme.bodyMedium?.copyWith(
fontFamily: 'monospace',
),
),
),
],
),
);
}).toList(),
)
: Text(
chunk.toString(),
style: theme.textTheme.bodyMedium?.copyWith(
fontFamily: 'monospace',
),
),
),
);
}).toList(),
),
);
}
}

87
lib/widgets/sse_display.dart Normal file
View File

@@ -0,0 +1,87 @@
import 'dart:convert';
import 'package:apidash_design_system/apidash_design_system.dart';
import 'package:flutter/material.dart';
class SSEDisplay extends StatefulWidget {
final String sseOutput;
const SSEDisplay({super.key, required this.sseOutput});
@override
State<SSEDisplay> createState() => _SSEDisplayState();
}
class _SSEDisplayState extends State<SSEDisplay> {
@override
Widget build(BuildContext context) {
final theme = Theme.of(context);
List<dynamic> sse;
try {
sse = jsonDecode(widget.sseOutput);
} catch (e) {
return Text(
'Invalid SSE output',
style: theme.textTheme.bodyMedium?.copyWith(color: Colors.red),
);
}
return SingleChildScrollView(
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: sse.reversed.map<Widget>((chunk) {
Map<String, dynamic>? parsedJson;
try {
parsedJson = jsonDecode(chunk);
} catch (_) {}
return Card(
color: Colors.white,
margin: const EdgeInsets.symmetric(vertical: 6, horizontal: 8),
elevation: 2,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(12),
),
child: Padding(
padding: const EdgeInsets.all(12.0),
child: parsedJson != null
? Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: parsedJson.entries.map((entry) {
return Padding(
padding: const EdgeInsets.symmetric(vertical: 2.0),
child: Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
'${entry.key}: ',
style: theme.textTheme.bodyMedium?.copyWith(
fontWeight: FontWeight.bold,
color: kColorGQL,
),
),
const SizedBox(width: 4),
Expanded(
child: Text(
entry.value.toString(),
style: theme.textTheme.bodyMedium?.copyWith(
fontFamily: 'monospace',
),
),
),
],
),
);
}).toList(),
)
: Text(
chunk.toString().trim(),
style: theme.textTheme.bodyMedium?.copyWith(
fontFamily: 'monospace',
),
),
),
);
}).toList(),
),
);
}
}

3
packages/better_networking/lib/services/http_service.dart
View File

@@ -347,10 +347,11 @@ Future<Stream<HttpStreamOutput>> streamHttpRequest(
//handle cases where response is larger than a TCP packet and cuts mid-way
if (!hasEmitted && !controller.isClosed) {
final response = getResponseFromBytes(buffer.toString().codeUnits);
if (response.body.trim().isEmpty) return;
if (response.body.trim().isNotEmpty) {
final isStreaming = kStreamingResponseTypes.contains(contentType);
controller.add((isStreaming, response, stopwatch.elapsed, null));
}
}
cleanup();
},
onError: handleError,