526 lines
18 KiB
Dart
526 lines
18 KiB
Dart
import 'dart:convert';
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import 'dart:typed_data';
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import 'package:flutter/material.dart';
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import 'package:flutter/services.dart' show rootBundle;
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import 'package:flutter_quill/flutter_quill.dart' as quill;
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import 'package:pdf/widgets.dart' as pw;
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import 'package:pdf/pdf.dart' as pdf;
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import 'package:printing/printing.dart';
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import '../../models/task.dart';
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import '../../models/ticket.dart';
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import '../../models/task_activity_log.dart';
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import '../../models/task_assignment.dart';
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import '../../models/profile.dart';
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import '../../utils/app_time.dart';
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Future<Uint8List> buildTaskPdfBytes(
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Task task,
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Ticket? ticket,
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String officeName,
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String serviceName,
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List<TaskActivityLog> logs,
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List<TaskAssignment> assignments,
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List<Profile> profiles,
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pdf.PdfPageFormat? format,
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) async {
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final logoData = await rootBundle.load('assets/crmc_logo.png');
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final logoImage = pw.MemoryImage(logoData.buffer.asUint8List());
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final doc = pw.Document();
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final created = AppTime.formatDate(task.createdAt);
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final descriptionText = ticket?.description ?? task.description;
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String plainFromAction(String? at) {
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if (at == null || at.trim().isEmpty) return '';
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dynamic decoded = at;
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for (var i = 0; i < 3; i++) {
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if (decoded is String) {
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try {
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decoded = jsonDecode(decoded);
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continue;
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} catch (_) {
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break;
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}
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}
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break;
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}
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if (decoded is Map && decoded['ops'] is List) {
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final ops = decoded['ops'] as List;
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final buf = StringBuffer();
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for (final op in ops) {
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if (op is Map) {
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final insert = op['insert'];
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if (insert is String) {
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buf.write(insert);
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} else if (insert is Map && insert.containsKey('image')) {
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buf.write('[image]');
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} else {
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buf.write(insert?.toString() ?? '');
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}
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} else {
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buf.write(op.toString());
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}
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}
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return buf.toString().trim();
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}
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if (decoded is List) {
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try {
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final doc = quill.Document.fromJson(decoded);
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return doc.toPlainText().trim();
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} catch (_) {
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return decoded.join();
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}
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}
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return decoded.toString();
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}
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final actionTakenText = plainFromAction(task.actionTaken);
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final requestedBy = task.requestedBy ?? '';
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final notedBy = task.notedBy ?? '';
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final receivedBy = task.receivedBy ?? '';
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final profileById = {for (final p in profiles) p.id: p};
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final assignedForTask = assignments.where((a) => a.taskId == task.id).toList()
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..sort((a, b) => a.createdAt.compareTo(b.createdAt));
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// Collect all unique assigned user IDs for this task and map to profile names
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final assignedUserIds = {for (final a in assignedForTask) a.userId};
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final performedBy = assignedUserIds.isEmpty
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? ''
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: assignedUserIds.map((id) => profileById[id]?.fullName ?? id).join(', ');
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doc.addPage(
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pw.Page(
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pageFormat: format ?? pdf.PdfPageFormat.a4,
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margin: pw.EdgeInsets.all(28),
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build: (pw.Context ctx) {
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return pw.Column(
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crossAxisAlignment: pw.CrossAxisAlignment.start,
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children: [
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pw.Center(
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child: pw.Row(
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mainAxisAlignment: pw.MainAxisAlignment.center,
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crossAxisAlignment: pw.CrossAxisAlignment.center,
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children: [
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pw.Container(
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width: 80,
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height: 80,
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child: pw.Image(logoImage),
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),
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pw.SizedBox(width: 16),
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pw.Column(
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crossAxisAlignment: pw.CrossAxisAlignment.center,
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children: [
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pw.Text(
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'Republic of the Philippines',
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textAlign: pw.TextAlign.center,
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),
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pw.Text(
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'Department of Health',
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textAlign: pw.TextAlign.center,
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),
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pw.Text(
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'Regional and Medical Center',
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textAlign: pw.TextAlign.center,
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),
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pw.SizedBox(height: 6),
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pw.Text(
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'Cotabato Regional and Medical Center',
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textAlign: pw.TextAlign.center,
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style: pw.TextStyle(fontWeight: pw.FontWeight.bold),
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),
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pw.Text(
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'Integrated Hospital Operations and Management Program',
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textAlign: pw.TextAlign.center,
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),
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pw.Text('(IHOMP)', textAlign: pw.TextAlign.center),
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],
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),
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],
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),
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),
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pw.SizedBox(height: 12),
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pw.Center(
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child: pw.Text(
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'IT Job / Maintenance Request Form',
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style: pw.TextStyle(
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fontSize: 16,
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fontWeight: pw.FontWeight.bold,
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),
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),
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),
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pw.SizedBox(height: 12),
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pw.Row(
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crossAxisAlignment: pw.CrossAxisAlignment.start,
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children: [
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pw.Expanded(
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child: pw.Column(
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crossAxisAlignment: pw.CrossAxisAlignment.start,
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children: [
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pw.Row(
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children: [
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pw.Text('Task Number: '),
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pw.Container(
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padding: pw.EdgeInsets.only(bottom: 2),
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decoration: pw.BoxDecoration(
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border: pw.Border(
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bottom: pw.BorderSide(
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width: 0.8,
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color: pdf.PdfColors.black,
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),
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),
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),
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child: pw.Text(task.taskNumber ?? task.id),
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),
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],
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),
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pw.SizedBox(height: 8),
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pw.Row(
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children: [
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pw.Text('Service: '),
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pw.Container(
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padding: pw.EdgeInsets.only(bottom: 2),
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decoration: pw.BoxDecoration(
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border: pw.Border(
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bottom: pw.BorderSide(
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width: 0.8,
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color: pdf.PdfColors.black,
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),
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),
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),
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child: pw.Text(serviceName),
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),
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],
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),
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pw.SizedBox(height: 8),
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pw.Row(
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children: [
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pw.Text('Type: '),
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pw.Container(
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padding: pw.EdgeInsets.only(bottom: 2),
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decoration: pw.BoxDecoration(
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border: pw.Border(
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bottom: pw.BorderSide(
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width: 0.8,
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color: pdf.PdfColors.black,
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),
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),
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),
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child: pw.Text(task.requestType ?? ''),
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),
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],
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),
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],
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),
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),
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pw.SizedBox(width: 12),
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pw.Container(
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width: 180,
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child: pw.Column(
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crossAxisAlignment: pw.CrossAxisAlignment.start,
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children: [
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pw.Row(
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children: [
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pw.Text('Filed At: '),
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pw.Container(
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padding: pw.EdgeInsets.only(bottom: 2),
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decoration: pw.BoxDecoration(
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border: pw.Border(
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bottom: pw.BorderSide(
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width: 0.8,
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color: pdf.PdfColors.black,
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),
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),
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),
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child: pw.Text(created),
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),
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],
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),
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pw.SizedBox(height: 8),
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pw.Row(
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children: [
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pw.Text('Office: '),
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pw.Container(
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padding: pw.EdgeInsets.only(bottom: 2),
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decoration: pw.BoxDecoration(
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border: pw.Border(
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bottom: pw.BorderSide(
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width: 0.8,
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color: pdf.PdfColors.black,
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),
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),
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),
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child: pw.Text(officeName),
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),
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],
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),
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pw.SizedBox(height: 8),
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pw.Row(
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children: [
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pw.Text('Category: '),
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pw.Container(
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padding: pw.EdgeInsets.only(bottom: 2),
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decoration: pw.BoxDecoration(
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border: pw.Border(
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bottom: pw.BorderSide(
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width: 0.8,
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color: pdf.PdfColors.black,
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),
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),
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),
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child: pw.Text(task.requestCategory ?? ''),
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),
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],
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),
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],
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),
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),
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],
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),
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pw.SizedBox(height: 12),
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pw.Divider(thickness: 0.8, color: pdf.PdfColors.grey),
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pw.SizedBox(height: 6),
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pw.Center(
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child: pw.Text(
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task.title,
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textAlign: pw.TextAlign.center,
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style: pw.TextStyle(fontWeight: pw.FontWeight.bold),
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),
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),
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pw.SizedBox(height: 6),
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pw.Divider(thickness: 0.8, color: pdf.PdfColors.grey),
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pw.SizedBox(height: 6),
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pw.Text('Description:'),
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pw.SizedBox(height: 6),
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pw.Container(
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padding: pw.EdgeInsets.all(6),
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child: pw.Text(descriptionText),
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),
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pw.SizedBox(height: 12),
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// Requested/Noted signature lines (bottom-aligned to match Performed/Received)
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pw.Row(
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crossAxisAlignment: pw.CrossAxisAlignment.end,
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children: [
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pw.Expanded(
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child: pw.Container(
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height: 56,
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child: pw.Column(
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mainAxisAlignment: pw.MainAxisAlignment.end,
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children: [
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pw.Container(height: 1, color: pdf.PdfColors.black),
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pw.SizedBox(height: 6),
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pw.Text(
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requestedBy,
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style: pw.TextStyle(fontWeight: pw.FontWeight.bold),
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),
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pw.Text('Requested By'),
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],
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),
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),
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),
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pw.SizedBox(width: 12),
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pw.Expanded(
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child: pw.Container(
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height: 56,
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child: pw.Column(
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mainAxisAlignment: pw.MainAxisAlignment.end,
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children: [
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pw.Container(height: 1, color: pdf.PdfColors.black),
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pw.SizedBox(height: 6),
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pw.Text(
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notedBy,
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style: pw.TextStyle(fontWeight: pw.FontWeight.bold),
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),
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pw.Text('Noted by Supervisor/Senior'),
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],
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),
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),
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),
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],
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),
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pw.SizedBox(height: 12),
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pw.Text('Action Taken:'),
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pw.SizedBox(height: 6),
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pw.Container(
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padding: pw.EdgeInsets.all(6),
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child: pw.Text(actionTakenText),
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),
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pw.SizedBox(height: 6),
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pw.Divider(thickness: 0.8, color: pdf.PdfColors.grey),
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pw.SizedBox(height: 12),
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// Historical timestamps side-by-side: Created / Started / Closed
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pw.Row(
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crossAxisAlignment: pw.CrossAxisAlignment.start,
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children: [
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pw.Expanded(
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child: pw.Column(
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crossAxisAlignment: pw.CrossAxisAlignment.start,
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children: [
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pw.Text('Created At:'),
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pw.SizedBox(height: 4),
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pw.Text(
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'${AppTime.formatDate(task.createdAt)} ${AppTime.formatTime(task.createdAt)}',
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),
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],
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),
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),
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pw.SizedBox(width: 12),
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pw.Expanded(
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child: pw.Column(
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crossAxisAlignment: pw.CrossAxisAlignment.start,
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children: [
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pw.Text('Started At:'),
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pw.SizedBox(height: 4),
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pw.Text(
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task.startedAt == null
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? ''
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: '${AppTime.formatDate(task.startedAt!)} ${AppTime.formatTime(task.startedAt!)}',
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),
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],
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),
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),
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pw.SizedBox(width: 12),
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pw.Expanded(
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child: pw.Column(
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crossAxisAlignment: pw.CrossAxisAlignment.start,
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children: [
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pw.Text('Closed At:'),
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pw.SizedBox(height: 4),
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pw.Text(
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task.completedAt == null
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? ''
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: '${AppTime.formatDate(task.completedAt!)} ${AppTime.formatTime(task.completedAt!)}',
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),
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],
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),
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),
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],
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),
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pw.SizedBox(height: 36),
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// Signature lines row (fixed) — stays aligned regardless of name length
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pw.Row(
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children: [
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pw.Expanded(
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child: pw.Container(
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height: 24,
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alignment: pw.Alignment.center,
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child: pw.Container(height: 1, color: pdf.PdfColors.black),
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),
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),
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pw.SizedBox(width: 12),
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pw.Expanded(
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child: pw.Container(
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height: 24,
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alignment: pw.Alignment.center,
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child: pw.Container(height: 1, color: pdf.PdfColors.black),
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),
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),
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],
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),
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pw.SizedBox(height: 6),
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// Names row: performedBy can be long but won't move the signature line; center names under lines
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pw.Row(
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children: [
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pw.Expanded(
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child: pw.Container(
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padding: pw.EdgeInsets.only(right: 6),
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alignment: pw.Alignment.center,
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child: pw.Text(
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performedBy,
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textAlign: pw.TextAlign.center,
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style: pw.TextStyle(fontWeight: pw.FontWeight.bold),
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),
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),
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),
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pw.SizedBox(width: 12),
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pw.Expanded(
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child: pw.Container(
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padding: pw.EdgeInsets.only(left: 6),
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alignment: pw.Alignment.center,
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child: pw.Text(
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receivedBy,
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textAlign: pw.TextAlign.center,
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style: pw.TextStyle(fontWeight: pw.FontWeight.bold),
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),
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),
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),
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],
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),
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pw.SizedBox(height: 6),
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// Labels row (centered)
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pw.Row(
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children: [
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pw.Expanded(
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child: pw.Text(
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'Performed By',
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textAlign: pw.TextAlign.center,
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),
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),
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pw.SizedBox(width: 12),
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pw.Expanded(
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child: pw.Text('Received By', textAlign: pw.TextAlign.center),
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),
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],
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),
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pw.SizedBox(height: 12),
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pw.Spacer(),
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pw.Align(
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alignment: pw.Alignment.centerRight,
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child: pw.Text(
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'MC-IHO-F-05 Rev. 2',
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style: pw.TextStyle(fontSize: 9, color: pdf.PdfColors.grey),
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),
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),
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],
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);
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},
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),
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);
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return doc.save();
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}
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Future<void> showTaskPdfPreview(
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BuildContext context,
|
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Task task,
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Ticket? ticket,
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String officeName,
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String serviceName,
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List<TaskActivityLog> logs,
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List<TaskAssignment> assignments,
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List<Profile> profiles,
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) async {
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await showDialog<void>(
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context: context,
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builder: (ctx) => AlertDialog(
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contentPadding: const EdgeInsets.all(8),
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content: SizedBox(
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width: 700,
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height: 900,
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child: PdfPreview(
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build: (format) => buildTaskPdfBytes(
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task,
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ticket,
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officeName,
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serviceName,
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logs,
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assignments,
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profiles,
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format,
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),
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allowPrinting: true,
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allowSharing: true,
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),
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),
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actions: [
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TextButton(
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onPressed: () => Navigator.of(ctx).pop(),
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child: const Text('Close'),
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),
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],
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),
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);
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}
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