Files
rasadyar_application/packages/inspection/lib/presentation/widget/captcha/view.dart
2025-08-02 15:09:06 +03:30

113 lines
3.5 KiB
Dart

import 'dart:convert';
import 'dart:math';
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:rasadyar_core/core.dart';
import 'package:rasadyar_inspection/presentation/pages/auth/logic.dart';
import 'logic.dart';
class CaptchaWidget extends GetView<CaptchaWidgetLogic> {
const CaptchaWidget({super.key});
@override
Widget build(BuildContext context) {
return Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
GestureDetector(
onTap: controller.getCaptcha,
child: Container(
width: 135,
height: 50,
clipBehavior: Clip.antiAliasWithSaveLayer,
decoration: BoxDecoration(
color: AppColor.whiteNormalHover,
border: Border.all(color: Colors.grey.shade300),
borderRadius: BorderRadius.circular(8),
),
child: controller.obx(
(state) =>
Image.memory(base64Decode(state?.captchaImage ?? ''), fit: BoxFit.cover),
onLoading: const Center(
child: CupertinoActivityIndicator(color: AppColor.blueNormal),
),
onError: (error) {
return Center(
child: Text('خطا ', style: AppFonts.yekan13.copyWith(color: Colors.red)),
);
},
),
),
),
const SizedBox(width: 8),
Expanded(
child: Form(
key: controller.formKey,
autovalidateMode: AutovalidateMode.disabled,
child: RTextField(
label: 'کد امنیتی',
controller: controller.textController,
focusedBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(8),
borderSide: BorderSide(color: AppColor.textColor, width: 1),
),
keyboardType: TextInputType.numberWithOptions(decimal: false, signed: false),
maxLines: 1,
maxLength: 6,
suffixIcon: (controller.textController.text
.trim()
.isNotEmpty ?? false)
? clearButton(() => controller.textController.clear())
: null,
validator: (value) {
if (value == null || value.isEmpty) {
return 'کد امنیتی را وارد کنید';
}
return null;
},
onChanged: (pass) {
if (pass.length == 6) {
if (controller.formKey.currentState?.validate() ?? false) {
Get
.find<AuthLogic>()
.isDisabled
.value = false;
}
}
},
style: AppFonts.yekan13,
),
),
),
],
);
}
}
class _CaptchaLinePainter extends CustomPainter {
@override
void paint(Canvas canvas, Size size) {
final random = Random();
final paint1 = Paint()
..color = Colors.deepOrange
..strokeWidth = 2;
final paint2 = Paint()
..color = Colors.blue
..strokeWidth = 2;
// First line: top-left to bottom-right
canvas.drawLine(Offset(0, 0), Offset(size.width, size.height), paint1);
// Second line: bottom-left to top-right
canvas.drawLine(Offset(0, size.height), Offset(size.width, 0), paint2);
}
@override
bool shouldRepaint(covariant CustomPainter oldDelegate) => false;
}