Add initial project files and configurations for bus_running_record app

2026-03-25 17:19:53 +00:00
parent f5da563c29
commit e41e14e252
151 changed files with 9829 additions and 0 deletions
@@ -0,0 +1,127 @@
+import "dart:convert";
+import "dart:typed_data";
+import "package:archive/archive.dart";
+import "package:excel/excel.dart";
+import "package:flutter/services.dart";
+import "../models/trip.dart";
+import "../models/brr_metadata.dart";
+import "brr_exporter.dart";
+
+class ArrivaBRRExporter implements BRRExporter {
+  // Numbers xlsx export leaves numFmtId="0" in custom formats which the
+  // excel package rejects. Strip it out before decoding.
+  List<int> _patchTemplateBytes(List<int> bytes) {
+    final archive = ZipDecoder().decodeBytes(bytes);
+    final output = Archive();
+
+    for (final file in archive) {
+      if (file.name == "xl/styles.xml" && file.isFile) {
+        var xml = utf8.decode(file.content as List<int>);
+
+        // strip the whole numFmts block — Numbers export puts built-in IDs
+        // in there which the excel package rejects
+        xml = xml.replaceAll(RegExp(r'<numFmts[^>]*>.*?</numFmts>', dotAll: true), "");
+
+        // reset all numFmtId refs in xf elements to 0 (General)
+        // so nothing tries to look up the stripped formats
+        xml = xml.replaceAll(RegExp(r'numFmtId="\d+"'), 'numFmtId="0"');
+
+        final patched = utf8.encode(xml);
+        output.addFile(ArchiveFile(file.name, patched.length, patched));
+      } else {
+        output.addFile(file);
+      }
+    }
+
+    return ZipEncoder().encode(output)!;
+  }
+
+  static const int _dataStartRow = 8;   // row 9 (0-indexed)
+  static const int _templateDataRows = 15; // rows 9–23
+
+
+  @override
+  Future<Uint8List> export(List<Trip> trips, BRRMetadata metadata) async {
+    final templateBytes = await rootBundle.load("assets/arriva_brr.xlsx");
+    final patched = _patchTemplateBytes(templateBytes.buffer.asUint8List());
+    final excel = Excel.decodeBytes(patched);
+
+    final sheetName = excel.sheets.keys.first;
+    final sheet = excel[sheetName];
+
+    if (trips.length > _templateDataRows) {
+      _shiftRowsDown(sheet, trips.length - _templateDataRows);
+    }
+
+    _populateData(sheet, trips);
+
+    final bytes = excel.encode();
+    if (bytes == null) throw Exception("Failed to encode Excel");
+    return Uint8List.fromList(bytes);
+  }
+
+  // Shifts all rows from (_dataStartRow + _templateDataRows) onwards down by extraRows
+  void _shiftRowsDown(Sheet sheet, int extraRows) {
+    final firstRowToShift = _dataStartRow + _templateDataRows; // row 24 (index 23)
+
+    // figure out how many rows exist beyond the data block
+    final maxRow = sheet.rows.length;
+
+    // copy from the bottom up to avoid overwriting
+    for (var r = maxRow - 1; r >= firstRowToShift; r--) {
+      final destRow = r + extraRows;
+      if (r >= sheet.rows.length) continue;
+
+      final srcRow = sheet.rows[r];
+      for (var c = 0; c < srcRow.length; c++) {
+        final cell = srcRow[c];
+        if (cell == null) continue;
+
+        sheet.cell(CellIndex.indexByColumnRow(columnIndex: c, rowIndex: destRow)).value =
+            cell.value;
+        sheet.cell(CellIndex.indexByColumnRow(columnIndex: c, rowIndex: destRow)).cellStyle =
+            cell.cellStyle;
+      }
+    }
+
+    // clear the original rows that were shifted
+    for (var r = firstRowToShift; r < firstRowToShift + extraRows; r++) {
+      if (r >= sheet.rows.length) break;
+      for (var c = 0; c < 18; c++) {
+        sheet.cell(CellIndex.indexByColumnRow(columnIndex: c, rowIndex: r)).value = null;
+      }
+    }
+  }
+
+  void _populateData(Sheet sheet, List<Trip> trips) {
+    for (var i = 0; i < trips.length; i++) {
+      final trip = trips[i];
+      final row = _dataStartRow + i;
+
+      sheet.cell(CellIndex.indexByColumnRow(columnIndex: 0, rowIndex: row)).value =
+          TextCellValue(trip.scheduledTime);
+      sheet.cell(CellIndex.indexByColumnRow(columnIndex: 1, rowIndex: row)).value =
+          TextCellValue(trip.tripNumber);
+
+      if (trip.actualDepartureTime != null) {
+        sheet.cell(CellIndex.indexByColumnRow(columnIndex: 2, rowIndex: row)).value =
+            TextCellValue(trip.actualDepartureTime!);
+      }
+
+      if (trip.actualFleetNumber != null) {
+        sheet.cell(CellIndex.indexByColumnRow(columnIndex: 3, rowIndex: row)).value =
+            TextCellValue(trip.actualFleetNumber!);
+      }
+
+      sheet.cell(CellIndex.indexByColumnRow(columnIndex: 4, rowIndex: row)).value =
+          TextCellValue(trip.dutyNumber);
+      sheet.cell(CellIndex.indexByColumnRow(columnIndex: 5, rowIndex: row)).value =
+          TextCellValue(trip.runningNumber);
+
+      final didOperate = trip.actualDepartureTime != null && trip.actualFleetNumber != null;
+      sheet.cell(CellIndex.indexByColumnRow(columnIndex: 6, rowIndex: row)).value =
+          TextCellValue(didOperate ? "Y" : "N");
+    }
+  }
+
+}
@@ -0,0 +1,7 @@
+import "dart:typed_data";
+import "../models/trip.dart";
+import "../models/brr_metadata.dart";
+
+abstract class BRRExporter {
+  Future<Uint8List> export(List<Trip> trips, BRRMetadata metadata);
+}
@@ -0,0 +1,76 @@
+import "dart:typed_data";
+import "package:excel/excel.dart";
+import "../models/trip.dart";
+import "../models/brr_metadata.dart";
+import "brr_exporter.dart";
+
+class StagecoachBRRExporter implements BRRExporter {
+
+  @override
+  Future<Uint8List> export(List<Trip> trips, BRRMetadata metadata) async {
+    final excel = Excel.createExcel();
+    final sheetName = "BRR";
+    excel.rename(excel.getDefaultSheet()!, sheetName);
+    final sheet = excel[sheetName];
+
+    final headers = [
+      "Dep. Time",
+      "(+/-) No.",
+      "Ser.",
+      "Bus Wk No",
+      "Fleet No.",
+      "Crew Duty",
+      "No.of Pax",
+      "Notes",
+    ];
+
+    final bold = CellStyle(bold: true);
+    for (var c = 0; c < headers.length; c++) {
+      final cell = sheet.cell(CellIndex.indexByColumnRow(columnIndex: c, rowIndex: 0));
+      cell.value = TextCellValue(headers[c]);
+      cell.cellStyle = bold;
+    }
+
+
+    for (var i = 0; i < trips.length; i++) {
+      final trip = trips[i];
+      final row = i + 1;
+
+      // Dep Time (HHMM no colon)
+      sheet.cell(CellIndex.indexByColumnRow(columnIndex: 0, rowIndex: row)).value =
+          TextCellValue(trip.scheduledTime.replaceAll(":", ""));
+
+      // (+/-) No. - user fills in
+      if (trip.actualDepartureTime != null) {
+        sheet.cell(CellIndex.indexByColumnRow(columnIndex: 1, rowIndex: row)).value =
+            TextCellValue(trip.actualDepartureTime!);
+      }
+
+      // Ser. — outbound shows route name, inbound shows "PARK"
+      // For now derive from station order: last outbound station as label
+      final ser = trip.direction == "outbound"
+          ? (metadata.route != "Unknown" ? metadata.route : "OUT")
+          : "PARK";
+      sheet.cell(CellIndex.indexByColumnRow(columnIndex: 2, rowIndex: row)).value =
+          TextCellValue(ser);
+
+      // Bus Wk No
+      sheet.cell(CellIndex.indexByColumnRow(columnIndex: 3, rowIndex: row)).value =
+          TextCellValue(trip.dutyNumber);
+
+      // Fleet No. — actual fleet number entered by user
+      if (trip.actualFleetNumber != null) {
+        sheet.cell(CellIndex.indexByColumnRow(columnIndex: 4, rowIndex: row)).value =
+            TextCellValue(trip.actualFleetNumber!);
+      }
+
+      // Crew Duty
+      sheet.cell(CellIndex.indexByColumnRow(columnIndex: 5, rowIndex: row)).value =
+          TextCellValue(trip.tripNumber);
+    }
+
+    final bytes = excel.encode();
+    if (bytes == null) throw Exception("Failed to encode excel");
+    return Uint8List.fromList(bytes);
+  }
+}