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Inventory Management | Customer Management | Invoice Management Done | Commodity Rate Sync Done

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This commit is contained in:
Narayanan Madaswamy
2026-08-20 20:35:41 +05:30
parent ba9a9fd8a4
commit 5f620022f3
101 changed files with 9091 additions and 240 deletions
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39
kifi-app/lib/core/widgets/barcode_scanner_screen.dart Normal file
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import 'package:flutter/material.dart';
import 'package:mobile_scanner/mobile_scanner.dart';
class BarcodeScannerScreen extends StatefulWidget {
const BarcodeScannerScreen({super.key});
@override
State<BarcodeScannerScreen> createState() => _BarcodeScannerScreenState();
}
class _BarcodeScannerScreenState extends State<BarcodeScannerScreen> {
final MobileScannerController controller = MobileScannerController();
bool _isScanned = false;
@override
void dispose() {
controller.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(title: const Text('Scan Barcode')),
body: MobileScanner(
controller: controller,
onDetect: (capture) {
if (_isScanned) return;
final List<Barcode> barcodes = capture.barcodes;
if (barcodes.isNotEmpty && barcodes.first.rawValue != null) {
_isScanned = true;
final String code = barcodes.first.rawValue!;
Navigator.pop(context, code);
}
},
),
);
}
}

68
kifi-app/lib/core/widgets/premium_text_field.dart Normal file
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import 'package:flutter/material.dart';
class PremiumTextField extends StatelessWidget {
final String labelText;
final TextEditingController? controller;
final String? initialValue;
final Widget? prefixIcon;
final Widget? suffixIcon;
final String? suffixText;
final TextInputType? keyboardType;
final TextCapitalization textCapitalization;
final int maxLines;
final bool obscureText;
final String? Function(String?)? validator;
final void Function(String)? onChanged;
final void Function(String?)? onSaved;
final bool darkTheme;
const PremiumTextField({
super.key,
required this.labelText,
this.controller,
this.initialValue,
this.prefixIcon,
this.suffixIcon,
this.suffixText,
this.keyboardType,
this.textCapitalization = TextCapitalization.none,
this.maxLines = 1,
this.obscureText = false,
this.validator,
this.onChanged,
this.onSaved,
this.darkTheme = false,
});
@override
Widget build(BuildContext context) {
return TextFormField(
controller: controller,
initialValue: initialValue,
decoration: InputDecoration(
labelText: labelText,
labelStyle: TextStyle(color: darkTheme ? Colors.white70 : Colors.grey[600]),
prefixIcon: prefixIcon,
suffixIcon: suffixIcon,
suffixText: suffixText,
suffixStyle: TextStyle(color: darkTheme ? Colors.white70 : Colors.grey),
filled: true,
fillColor: darkTheme ? Colors.black26 : Colors.grey[100],
border: OutlineInputBorder(borderRadius: BorderRadius.circular(16), borderSide: BorderSide.none),
enabledBorder: OutlineInputBorder(borderRadius: BorderRadius.circular(16), borderSide: BorderSide.none),
focusedBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(16),
borderSide: BorderSide(color: darkTheme ? Colors.white : Theme.of(context).colorScheme.primary, width: 2)
),
contentPadding: const EdgeInsets.symmetric(horizontal: 20, vertical: 16),
),
keyboardType: keyboardType,
textCapitalization: textCapitalization,
maxLines: maxLines,
obscureText: obscureText,
onChanged: onChanged,
onSaved: onSaved,
validator: validator,
);
}
}

220
kifi-app/lib/core/widgets/smart_search_dropdown.dart Normal file
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import 'package:flutter/material.dart';
class SmartSearchDropdown<T> extends StatefulWidget {
final List<T> items;
final String Function(T) itemAsString;
final void Function(T?) onChanged;
final T? value;
final String hintText;
final Widget Function(BuildContext, T)? itemBuilder;
final bool Function(T, String)? filterFn;
const SmartSearchDropdown({
super.key,
required this.items,
required this.itemAsString,
required this.onChanged,
this.value,
this.hintText = 'Type to search...',
this.itemBuilder,
this.filterFn,
});
@override
State<SmartSearchDropdown<T>> createState() => _SmartSearchDropdownState<T>();
}
class _SmartSearchDropdownState<T> extends State<SmartSearchDropdown<T>> {
final LayerLink _layerLink = LayerLink();
final FocusNode _focusNode = FocusNode();
final TextEditingController _controller = TextEditingController();
OverlayEntry? _overlayEntry;
bool _showAll = false;
List<T> _filteredItems = [];
@override
void initState() {
super.initState();
_filteredItems = widget.items;
if (widget.value != null) {
_controller.text = widget.itemAsString(widget.value as T);
}
_focusNode.addListener(() {
if (_focusNode.hasFocus) {
_showOverlay();
} else {
_removeOverlay();
// Reset text to selected value if focus lost without selection
if (widget.value != null) {
_controller.text = widget.itemAsString(widget.value as T);
} else {
_controller.text = '';
}
}
});
}
@override
void didUpdateWidget(SmartSearchDropdown<T> oldWidget) {
super.didUpdateWidget(oldWidget);
if (widget.items != oldWidget.items) {
_filterItems(_controller.text);
}
if (widget.value != oldWidget.value) {
if (widget.value != null) {
_controller.text = widget.itemAsString(widget.value as T);
} else {
_controller.text = '';
}
}
}
@override
void dispose() {
_focusNode.dispose();
_controller.dispose();
_removeOverlay();
super.dispose();
}
void _filterItems(String query) {
setState(() {
if (query.isEmpty) {
_filteredItems = widget.items;
} else {
_filteredItems = widget.items.where((item) {
if (widget.filterFn != null) {
return widget.filterFn!(item, query);
}
return widget.itemAsString(item).toLowerCase().contains(query.toLowerCase());
}).toList();
}
});
_overlayEntry?.markNeedsBuild();
}
void _showOverlay() {
_removeOverlay();
_showAll = true;
_filteredItems = widget.items;
_overlayEntry = _createOverlayEntry();
Overlay.of(context).insert(_overlayEntry!);
}
void _removeOverlay() {
_overlayEntry?.remove();
_overlayEntry = null;
}
OverlayEntry _createOverlayEntry() {
RenderBox renderBox = context.findRenderObject() as RenderBox;
var size = renderBox.size;
return OverlayEntry(
builder: (context) => Positioned(
width: size.width,
child: CompositedTransformFollower(
link: _layerLink,
showWhenUnlinked: false,
offset: Offset(0.0, size.height + 5.0),
child: Material(
elevation: 4.0,
borderRadius: BorderRadius.circular(8.0),
color: Theme.of(context).cardColor,
child: StatefulBuilder(
builder: (context, setOverlayState) {
final displayItems = _showAll ? _filteredItems : (_filteredItems.isNotEmpty ? [_filteredItems.first] : <T>[]);
return Container(
constraints: const BoxConstraints(maxHeight: 250),
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
if (displayItems.isEmpty)
const Padding(
padding: EdgeInsets.all(16.0),
child: Text('No matches found'),
)
else
Flexible(
child: ListView.builder(
shrinkWrap: true,
padding: EdgeInsets.zero,
itemCount: displayItems.length,
itemBuilder: (context, index) {
final item = displayItems[index];
return InkWell(
onTap: () {
widget.onChanged(item);
_controller.text = widget.itemAsString(item);
_focusNode.unfocus();
},
child: widget.itemBuilder != null
? widget.itemBuilder!(context, item)
: Padding(
padding: const EdgeInsets.symmetric(horizontal: 16.0, vertical: 12.0),
child: Text(widget.itemAsString(item)),
),
);
},
),
),
if (!_showAll && _controller.text.isEmpty && widget.items.length > 1)
InkWell(
onTap: () {
setOverlayState(() {
_showAll = true;
});
},
child: Container(
width: double.infinity,
padding: const EdgeInsets.all(12.0),
decoration: BoxDecoration(
border: Border(top: BorderSide(color: Colors.grey.withOpacity(0.2))),
),
child: const Text(
'Show all',
textAlign: TextAlign.center,
style: TextStyle(color: Colors.blue, fontWeight: FontWeight.bold),
),
),
),
],
),
);
}
),
),
),
),
);
}
@override
Widget build(BuildContext context) {
return CompositedTransformTarget(
link: _layerLink,
child: TextFormField(
controller: _controller,
focusNode: _focusNode,
decoration: InputDecoration(
hintText: widget.hintText,
suffixIcon: const Icon(Icons.arrow_drop_down, color: Colors.grey),
filled: Theme.of(context).inputDecorationTheme.filled ?? true,
fillColor: Theme.of(context).inputDecorationTheme.fillColor ?? Colors.grey[100],
border: Theme.of(context).inputDecorationTheme.border ?? OutlineInputBorder(borderRadius: BorderRadius.circular(16), borderSide: BorderSide.none),
enabledBorder: Theme.of(context).inputDecorationTheme.enabledBorder ?? OutlineInputBorder(borderRadius: BorderRadius.circular(16), borderSide: BorderSide.none),
focusedBorder: Theme.of(context).inputDecorationTheme.focusedBorder ?? OutlineInputBorder(
borderRadius: BorderRadius.circular(16),
borderSide: BorderSide(color: Theme.of(context).colorScheme.primary, width: 2)
),
contentPadding: const EdgeInsets.symmetric(horizontal: 20, vertical: 16),
),
onChanged: (val) {
_showAll = true; // when user types, we want to show all matching results
_filterItems(val);
},
),
);
}
}