Files
hidalyx-drluiscastro/lib/features/prescription/presentation/views/prescription_modal_view.dart
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Dart

import 'package:flutter/material.dart';
import 'package:flutter_mobx/flutter_mobx.dart';
import 'package:intl/intl.dart';
import '../../../../core/theme/app_colors.dart';
import '../../../../core/widgets/medical_modal.dart';
import '../../../config/presentation/store/config_store.dart';
import '../../services/prescription_pdf_service.dart';
class PrescriptionModalView extends StatefulWidget {
final String patientName;
final ConfigStore? configStore;
const PrescriptionModalView({
super.key,
required this.patientName,
this.configStore,
});
@override
State<PrescriptionModalView> createState() => _PrescriptionModalViewState();
}
class _PrescriptionModalViewState extends State<PrescriptionModalView> {
late final TextEditingController _patientController;
late final TextEditingController _prescriptionController;
late final FocusNode _prescriptionFocusNode;
late final ConfigStore _configStore;
bool _isPrinting = false;
String? _statusMessage;
bool _hasError = false;
@override
void initState() {
super.initState();
_patientController = TextEditingController(text: widget.patientName);
_prescriptionController = TextEditingController();
_prescriptionFocusNode = FocusNode();
_configStore = widget.configStore ?? ConfigStore();
_configStore.loadConfig();
}
@override
void dispose() {
_patientController.dispose();
_prescriptionController.dispose();
_prescriptionFocusNode.dispose();
super.dispose();
}
void _insertText(String textToInsert) {
final text = _prescriptionController.text;
final selection = _prescriptionController.selection;
int start = selection.start;
int end = selection.end;
if (start < 0 || end < 0) {
start = text.length;
end = text.length;
}
final newText = text.replaceRange(start, end, textToInsert);
final newOffset = start + textToInsert.length;
_prescriptionController.value = TextEditingValue(
text: newText,
selection: TextSelection.collapsed(offset: newOffset),
);
_prescriptionFocusNode.requestFocus();
}
void _insertBullet() {
final text = _prescriptionController.text;
final bullet = text.isEmpty || text.endsWith('\n') ? '• ' : '\n• ';
_insertText(bullet);
}
void _insertNextNumber() {
final text = _prescriptionController.text;
final matches = RegExp(r'(?:^|\n)\s*(\d+)\.').allMatches(text);
int nextNumber = 1;
if (matches.isNotEmpty) {
final lastNum = int.tryParse(matches.last.group(1) ?? '0') ?? 0;
nextNumber = lastNum + 1;
}
final prefix = text.isEmpty || text.endsWith('\n') ? '$nextNumber. ' : '\n$nextNumber. ';
_insertText(prefix);
}
void _insertSubIndication() {
final text = _prescriptionController.text;
final prefix = text.isEmpty || text.endsWith('\n') ? ' - ' : '\n - ';
_insertText(prefix);
}
void _insertDosageQuick(String dosage) {
final text = _prescriptionController.text;
final selection = _prescriptionController.selection;
int start = selection.start;
String toInsert = dosage;
if (start > 0 && text.isNotEmpty && start <= text.length) {
final prevChar = text[start - 1];
if (prevChar != ' ' && prevChar != '\n') {
toInsert = ' $dosage';
}
}
_insertText(toInsert);
}
Future<void> _handlePrint() async {
final patient = _patientController.text.trim();
final prescription = _prescriptionController.text.trim();
if (patient.isEmpty) {
setState(() {
_statusMessage = 'Debe indicar el nombre del paciente.';
_hasError = true;
});
return;
}
if (prescription.isEmpty) {
setState(() {
_statusMessage = 'Debe redactar los medicamentos e indicaciones de la receta.';
_hasError = true;
});
return;
}
setState(() {
_isPrinting = true;
_statusMessage = 'Generando receta médica en formato oficial...';
_hasError = false;
});
try {
await PrescriptionPdfService.printPrescription(
doctorName: _configStore.nombreDoctor,
specialty: _configStore.especialidad,
subspecialty: _configStore.descripEspecialidad,
generalContact: _configStore.descripGeneral,
patientName: patient,
prescriptionText: prescription,
);
if (mounted) {
setState(() {
_isPrinting = false;
_statusMessage = 'Receta generada con éxito.';
_hasError = false;
});
}
} catch (e) {
if (mounted) {
setState(() {
_isPrinting = false;
_statusMessage = 'Error al generar la receta: $e';
_hasError = true;
});
}
}
}
@override
Widget build(BuildContext context) {
final formattedDate = DateFormat('dd/MM/yyyy').format(DateTime.now());
return Observer(
builder: (_) {
return MedicalModalDialog(
maxWidth: 820,
maxHeight: 650,
title: 'Emisión de Receta Médica',
titleIcon: Container(
padding: const EdgeInsets.all(8),
decoration: BoxDecoration(
color: const Color(0xFF00A65A).withValues(alpha: 0.12),
borderRadius: BorderRadius.circular(10),
),
child: const Icon(
Icons.medication_rounded,
color: Color(0xFF00A65A),
size: 20,
),
),
subtitle: const Text(
'Redacte la prescripción para imprimir en talonario media carta institucional',
style: TextStyle(fontSize: 12, color: AppColors.textMuted),
),
bottomBar: Container(
padding: const EdgeInsets.symmetric(horizontal: 20, vertical: 12),
decoration: const BoxDecoration(
color: Color(0xFFF8FAFC),
border: Border(top: BorderSide(color: Color(0xFFE2E8F0))),
),
child: Row(
children: [
Container(
padding: const EdgeInsets.all(4),
decoration: BoxDecoration(
color: _hasError
? AppColors.error.withValues(alpha: 0.12)
: const Color(0xFF00A65A).withValues(alpha: 0.12),
shape: BoxShape.circle,
),
child: Icon(
_hasError
? Icons.error_outline_rounded
: Icons.check_circle_outline_rounded,
size: 15,
color: _hasError ? AppColors.error : const Color(0xFF00A65A),
),
),
const SizedBox(width: 8),
Expanded(
child: Text(
_statusMessage ??
(_isPrinting
? 'Preparando documento para impresión...'
: 'Listo para emitir la receta médica'),
style: TextStyle(
fontSize: 12,
fontWeight: FontWeight.w600,
color: _hasError ? AppColors.error : AppColors.textSecondary,
),
),
),
Container(
padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.circular(6),
border: Border.all(color: const Color(0xFFE2E8F0)),
),
child: const Row(
mainAxisSize: MainAxisSize.min,
children: [
Icon(Icons.keyboard_outlined, size: 12, color: AppColors.textMuted),
SizedBox(width: 4),
Text(
'ESC para salir',
style: TextStyle(
fontSize: 11,
color: AppColors.textMuted,
fontWeight: FontWeight.w500,
),
),
],
),
),
const SizedBox(width: 12),
ElevatedButton.icon(
onPressed: _isPrinting ? null : _handlePrint,
icon: _isPrinting
? const SizedBox(
width: 16,
height: 16,
child: CircularProgressIndicator(
strokeWidth: 2,
color: Colors.white,
),
)
: const Icon(Icons.print_rounded, size: 16),
label: Text(
_isPrinting ? 'Generando...' : 'Crear / Imprimir Receta',
style: const TextStyle(fontWeight: FontWeight.w600, fontSize: 12.5),
),
style: ElevatedButton.styleFrom(
backgroundColor: const Color(0xFF00A65A),
foregroundColor: Colors.white,
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
elevation: 0,
),
),
],
),
),
child: SingleChildScrollView(
padding: const EdgeInsets.all(20),
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
// Membrete Informativo del Médico (Vista preliminar institucional)
Container(
padding: const EdgeInsets.all(16),
decoration: BoxDecoration(
color: const Color(0xFFF8FAFC),
borderRadius: BorderRadius.circular(12),
border: Border.all(color: const Color(0xFFE2E8F0)),
),
child: Column(
children: [
Text(
_configStore.nombreDoctor.isNotEmpty
? _configStore.nombreDoctor
: 'Dr. Luis A. Castro Sosa',
textAlign: TextAlign.center,
style: const TextStyle(
fontSize: 18,
fontWeight: FontWeight.w700,
color: AppColors.textPrimary,
letterSpacing: -0.3,
),
),
if (_configStore.especialidad.isNotEmpty) ...[
const SizedBox(height: 2),
Text(
_configStore.especialidad.toUpperCase(),
textAlign: TextAlign.center,
style: const TextStyle(
fontSize: 11.5,
fontWeight: FontWeight.w600,
color: AppColors.primary,
letterSpacing: 0.5,
),
),
],
if (_configStore.descripEspecialidad.isNotEmpty) ...[
const SizedBox(height: 2),
Text(
_configStore.descripEspecialidad.toUpperCase(),
textAlign: TextAlign.center,
style: const TextStyle(
fontSize: 10,
color: AppColors.textMuted,
),
),
],
const SizedBox(height: 4),
Text(
'Fecha: $formattedDate',
style: const TextStyle(
fontSize: 11,
fontWeight: FontWeight.w500,
color: AppColors.textSecondary,
),
),
],
),
),
const SizedBox(height: 16),
// Campo Paciente
Row(
children: [
Container(
padding: const EdgeInsets.symmetric(horizontal: 10, vertical: 8),
decoration: BoxDecoration(
color: const Color(0xFF00A65A).withValues(alpha: 0.1),
borderRadius: BorderRadius.circular(8),
),
child: const Text(
'Rx',
style: TextStyle(
fontSize: 14,
fontWeight: FontWeight.w800,
color: Color(0xFF00A65A),
),
),
),
const SizedBox(width: 12),
Expanded(
child: TextField(
controller: _patientController,
decoration: InputDecoration(
labelText: 'Paciente',
hintText: 'Nombre del paciente',
isDense: true,
floatingLabelBehavior: FloatingLabelBehavior.always,
filled: true,
fillColor: Colors.white,
contentPadding: const EdgeInsets.symmetric(horizontal: 12, vertical: 12),
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(8),
borderSide: const BorderSide(color: Color(0xFFE2E8F0)),
),
enabledBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(8),
borderSide: const BorderSide(color: Color(0xFFE2E8F0)),
),
focusedBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(8),
borderSide: const BorderSide(color: AppColors.primary, width: 1.5),
),
),
style: const TextStyle(fontSize: 13, fontWeight: FontWeight.w600),
),
),
],
),
const SizedBox(height: 16),
// Sección de Medicamentos y Redacción Inteligente
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
const Text(
'Medicamentos e Indicaciones:',
style: TextStyle(
fontSize: 13,
fontWeight: FontWeight.w700,
color: AppColors.textPrimary,
),
),
ValueListenableBuilder<TextEditingValue>(
valueListenable: _prescriptionController,
builder: (context, val, _) {
if (val.text.isEmpty) return const SizedBox.shrink();
return InkWell(
onTap: () {
_prescriptionController.clear();
},
borderRadius: BorderRadius.circular(4),
child: const Padding(
padding: EdgeInsets.symmetric(horizontal: 6, vertical: 2),
child: Row(
children: [
Icon(Icons.clear_all_rounded, size: 14, color: AppColors.textMuted),
SizedBox(width: 4),
Text(
'Limpiar lienzo',
style: TextStyle(fontSize: 11, color: AppColors.textMuted, fontWeight: FontWeight.w500),
),
],
),
),
);
},
),
],
),
const SizedBox(height: 8),
// Editor de Receta con Toolbar Inteligente Integrada
Container(
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.circular(10),
border: Border.all(color: const Color(0xFFCBD5E1)),
boxShadow: [
BoxShadow(
color: Colors.black.withValues(alpha: 0.02),
blurRadius: 4,
offset: const Offset(0, 2),
),
],
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
// Barra de herramientas superior
Container(
padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 6),
decoration: const BoxDecoration(
color: Color(0xFFF8FAFC),
borderRadius: BorderRadius.vertical(top: Radius.circular(9)),
border: Border(bottom: BorderSide(color: Color(0xFFE2E8F0))),
),
child: Wrap(
spacing: 6,
runSpacing: 6,
crossAxisAlignment: WrapCrossAlignment.center,
children: [
// 1. Número consecutivo
_ToolbarActionBtn(
icon: Icons.format_list_numbered_rounded,
label: '1. Número',
tooltip: 'Agregar siguiente número consecutivo (1., 2., ...)',
onTap: _insertNextNumber,
),
// Viñeta (Mantiene texto exacto para compatibilidad con tests)
_ToolbarActionBtn(
icon: Icons.format_list_bulleted_rounded,
label: 'Insertar viñeta (•)',
tooltip: 'Insertar viñeta de indicación secundaria',
onTap: _insertBullet,
),
// Sub-indicación (Dosis)
_ToolbarActionBtn(
icon: Icons.subdirectory_arrow_right_rounded,
label: '↳ Dosis',
tooltip: 'Indentar indicación de dosis (- )',
onTap: _insertSubIndication,
),
// Separador vertical
Container(
height: 18,
width: 1,
margin: const EdgeInsets.symmetric(horizontal: 2),
color: const Color(0xFFCBD5E1),
),
// Menú desplegable de Posologías frecuentes
PopupMenuButton<String>(
tooltip: 'Plantillas y frases de posología rápida',
onSelected: _insertDosageQuick,
position: PopupMenuPosition.under,
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
itemBuilder: (context) => [
const PopupMenuItem(
enabled: false,
height: 28,
child: Text(
'-- HORARIOS FRECUENTES --',
style: TextStyle(fontSize: 10, fontWeight: FontWeight.bold, color: AppColors.primary),
),
),
const PopupMenuItem(value: 'cada 8 horas', height: 32, child: Text('cada 8 horas', style: TextStyle(fontSize: 12.5))),
const PopupMenuItem(value: 'cada 12 horas', height: 32, child: Text('cada 12 horas', style: TextStyle(fontSize: 12.5))),
const PopupMenuItem(value: 'cada 24 horas', height: 32, child: Text('cada 24 horas', style: TextStyle(fontSize: 12.5))),
const PopupMenuItem(value: '1 vez al día (en la mañana)', height: 32, child: Text('1 vez al día (en la mañana)', style: TextStyle(fontSize: 12.5))),
const PopupMenuItem(value: '1 vez al día (en la noche)', height: 32, child: Text('1 vez al día (en la noche)', style: TextStyle(fontSize: 12.5))),
const PopupMenuItem(value: 'antes de acostarse', height: 32, child: Text('antes de acostarse', style: TextStyle(fontSize: 12.5))),
const PopupMenuDivider(height: 8),
const PopupMenuItem(
enabled: false,
height: 28,
child: Text(
'-- DURACIÓN TRATAMIENTO --',
style: TextStyle(fontSize: 10, fontWeight: FontWeight.bold, color: AppColors.primary),
),
),
const PopupMenuItem(value: 'por 3 días', height: 32, child: Text('por 3 días', style: TextStyle(fontSize: 12.5))),
const PopupMenuItem(value: 'por 5 días', height: 32, child: Text('por 5 días', style: TextStyle(fontSize: 12.5))),
const PopupMenuItem(value: 'por 7 días', height: 32, child: Text('por 7 días', style: TextStyle(fontSize: 12.5))),
const PopupMenuItem(value: 'por 10 días', height: 32, child: Text('por 10 días', style: TextStyle(fontSize: 12.5))),
const PopupMenuItem(value: 'por 14 días', height: 32, child: Text('por 14 días', style: TextStyle(fontSize: 12.5))),
const PopupMenuItem(value: 'por 30 días', height: 32, child: Text('por 30 días', style: TextStyle(fontSize: 12.5))),
const PopupMenuItem(value: 'según dolor o necesidad (SOS)', height: 32, child: Text('según dolor o necesidad (SOS)', style: TextStyle(fontSize: 12.5))),
const PopupMenuDivider(height: 8),
const PopupMenuItem(
enabled: false,
height: 28,
child: Text(
'-- INDICACIONES ESPECIALES --',
style: TextStyle(fontSize: 10, fontWeight: FontWeight.bold, color: AppColors.primary),
),
),
const PopupMenuItem(value: 'con alimentos', height: 32, child: Text('con alimentos', style: TextStyle(fontSize: 12.5))),
const PopupMenuItem(value: 'en ayunas (30 min antes de desayunar)', height: 32, child: Text('en ayunas (30 min antes de desayunar)', style: TextStyle(fontSize: 12.5))),
const PopupMenuItem(value: 'con abundante agua', height: 32, child: Text('con abundante agua', style: TextStyle(fontSize: 12.5))),
const PopupMenuItem(value: 'no suspender sin indicación médica', height: 32, child: Text('no suspender sin indicación médica', style: TextStyle(fontSize: 12.5))),
],
child: Container(
padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.circular(6),
border: Border.all(color: const Color(0xFFCBD5E1)),
),
child: const Row(
mainAxisSize: MainAxisSize.min,
children: [
Icon(Icons.timer_outlined, size: 14, color: AppColors.primary),
SizedBox(width: 4),
Text(
'Posología ▼',
style: TextStyle(
fontSize: 11.5,
fontWeight: FontWeight.w600,
color: AppColors.textPrimary,
),
),
],
),
),
),
],
),
),
// Chips de inserción de 1 toque (frecuencias y formatos más comunes)
Container(
width: double.infinity,
padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 5),
decoration: const BoxDecoration(
color: Color(0xFFF1F5F9),
border: Border(bottom: BorderSide(color: Color(0xFFE2E8F0))),
),
child: SingleChildScrollView(
scrollDirection: Axis.horizontal,
child: Row(
children: [
const Text(
'Rápido: ',
style: TextStyle(fontSize: 10.5, fontWeight: FontWeight.w700, color: AppColors.textMuted),
),
_QuickChip(label: '1 tableta', onTap: () => _insertDosageQuick('1 tableta')),
_QuickChip(label: '1 cápsula', onTap: () => _insertDosageQuick('1 cápsula')),
_QuickChip(label: '1 ampolla', onTap: () => _insertDosageQuick('1 ampolla')),
_QuickChip(label: 'c/8h', onTap: () => _insertDosageQuick('cada 8 horas')),
_QuickChip(label: 'c/12h', onTap: () => _insertDosageQuick('cada 12 horas')),
_QuickChip(label: 'c/24h', onTap: () => _insertDosageQuick('cada 24 horas')),
_QuickChip(label: 'x 7 días', onTap: () => _insertDosageQuick('por 7 días')),
_QuickChip(label: 'x 14 días', onTap: () => _insertDosageQuick('por 14 días')),
_QuickChip(label: 'En ayunas', onTap: () => _insertDosageQuick('en ayunas')),
_QuickChip(label: 'Con agua', onTap: () => _insertDosageQuick('con abundante agua')),
],
),
),
),
// Lienzo de prescripción
TextField(
controller: _prescriptionController,
focusNode: _prescriptionFocusNode,
maxLines: 12,
minLines: 8,
style: const TextStyle(fontSize: 13.5, height: 1.5, color: AppColors.textPrimary),
decoration: const InputDecoration(
hintText: '1. Ciprofloxacina 500mg (14 tabletas)\n - Tomar 1 tableta cada 12 horas por 7 días con abundante agua.\n\n2. Tamsulosina 0.4mg (30 cápsulas)\n - Tomar 1 cápsula cada 24 horas después de la cena.',
hintStyle: TextStyle(color: Color(0xFF94A3B8), fontSize: 12.5),
border: InputBorder.none,
contentPadding: EdgeInsets.all(14),
),
),
],
),
),
],
),
),
);
},
);
}
}
class _ToolbarActionBtn extends StatelessWidget {
final IconData icon;
final String label;
final String tooltip;
final VoidCallback onTap;
const _ToolbarActionBtn({
required this.icon,
required this.label,
required this.tooltip,
required this.onTap,
});
@override
Widget build(BuildContext context) {
return Tooltip(
message: tooltip,
child: InkWell(
onTap: onTap,
borderRadius: BorderRadius.circular(6),
child: Container(
padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.circular(6),
border: Border.all(color: const Color(0xFFCBD5E1)),
),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
Icon(icon, size: 14, color: AppColors.primary),
const SizedBox(width: 4),
Text(
label,
style: const TextStyle(
fontSize: 11.5,
fontWeight: FontWeight.w600,
color: AppColors.textPrimary,
),
),
],
),
),
),
);
}
}
class _QuickChip extends StatelessWidget {
final String label;
final VoidCallback onTap;
const _QuickChip({
required this.label,
required this.onTap,
});
@override
Widget build(BuildContext context) {
return Padding(
padding: const EdgeInsets.only(right: 5),
child: InkWell(
onTap: onTap,
borderRadius: BorderRadius.circular(12),
child: Container(
padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 3),
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.circular(12),
border: Border.all(color: const Color(0xFFCBD5E1)),
),
child: Text(
label,
style: const TextStyle(
fontSize: 11,
fontWeight: FontWeight.w600,
color: AppColors.textSecondary,
),
),
),
),
);
}
}