oke
This commit is contained in:
kleponijo
parent
d503f05c99
commit
f976556d99
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@ -1,391 +0,0 @@
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// ===========================================================
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// evaporasi_excel_service.dart
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// Lokasi: lib/screens/monitoring/shared/utils/excel/
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// ===========================================================
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import 'dart:typed_data';
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import 'package:excel/excel.dart';
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import 'package:intl/intl.dart';
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import 'package:monitoring_repository/monitoring_repository.dart';
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import 'excel_saver_stub.dart'
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if (dart.library.html) 'excel_saver_web.dart'
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if (dart.library.io) 'excel_saver_mobile.dart';
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class EvaporasiExcelService {
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// ── Format helper ──────────────────────────────────────────
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// static final _dateFmt = DateFormat('dd/MM/yyyy HH:mm:ss', 'id_ID');
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static final _headerFmt = DateFormat('dd MMMM yyyy, HH:mm', 'id_ID');
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// ── Warna tema ─────────────────────────────────────────────
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static const _colorHeader = '1A4A8C'; // biru tua
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static const _colorSubHead = '2E75B6'; // biru medium
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static const _colorNormal = 'E8F4FD'; // biru sangat muda
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static const _colorTinggi = 'F8D7DA'; // merah muda
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static const _colorRendah = 'D1ECF1'; // biru muda
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static const _colorWhite = 'FFFFFF';
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static const _colorWaspada = 'FFF3CD'; // kuning muda
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/// Export data evaporasi ke file Excel dan buka share sheet
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static Future<void> export({
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required double currentValue,
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required double temperature,
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required double waterLevel,
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required double acuanPagi,
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required String weatherStatus,
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required List<Evaporasi> history,
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required String fileName,
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DateTime? dateFrom,
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DateTime? dateTo,
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}) async {
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final excel = Excel.createExcel();
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excel.delete('Sheet1');
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_buildSummarySheet(
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excel,
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currentValue,
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temperature,
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waterLevel,
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acuanPagi,
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weatherStatus,
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history,
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dateFrom,
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dateTo,
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);
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_buildHistorySheet(excel, history, dateFrom, dateTo);
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// ── Simpan file ─────────────────────────────────────────
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final bytes = excel.save();
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if (bytes == null) throw Exception('Gagal membuat file Excel');
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final safeName = fileName.replaceAll(RegExp(r'[\\/:*?"<>|]'), '_');
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await saveAndShareExcel(Uint8List.fromList(bytes), '$safeName.xlsx');
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}
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// ════════════════════════════════════════════════════════════
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// SHEET 1: Ringkasan
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// ════════════════════════════════════════════════════════════
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static void _buildSummarySheet(
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Excel excel,
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double currentValue,
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double temperature,
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double waterLevel,
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double acuanPagi,
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String weatherStatus,
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List<Evaporasi> history,
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DateTime? dateFrom,
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DateTime? dateTo,
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) {
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final sheet = excel['Ringkasan'];
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// -- Judul --
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_setCell(sheet, 0, 0, 'DATA EVAPORASI – WEATHER STATION',
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bold: true,
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fontSize: 14,
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bgColor: _colorHeader,
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fontColor: _colorWhite);
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sheet.merge(
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CellIndex.indexByColumnRow(columnIndex: 0, rowIndex: 0),
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CellIndex.indexByColumnRow(columnIndex: 3, rowIndex: 0),
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);
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// -- Metadata --
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_setCell(sheet, 1, 0, 'Diekspor pada',
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bold: true, bgColor: _colorSubHead, fontColor: _colorWhite);
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_setCell(sheet, 1, 1, _headerFmt.format(DateTime.now()),
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bgColor: _colorNormal);
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if (dateFrom != null && dateTo != null) {
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_setCell(sheet, 2, 0, 'Filter tanggal',
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bold: true, bgColor: _colorSubHead, fontColor: _colorWhite);
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_setCell(
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sheet,
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2,
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1,
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'${DateFormat('dd MMMM yyyy', 'id_ID').format(dateFrom)} → ${DateFormat('dd MMMM yyyy', 'id_ID').format(dateTo)}',
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bgColor: _colorNormal,
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);
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}
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// -- Nilai saat ini --
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_setCell(sheet, 4, 0, 'DATA SAAT INI',
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bold: true, bgColor: _colorSubHead, fontColor: _colorWhite);
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sheet.merge(
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CellIndex.indexByColumnRow(columnIndex: 0, rowIndex: 4),
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CellIndex.indexByColumnRow(columnIndex: 3, rowIndex: 4),
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);
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_setCell(sheet, 5, 0, 'Evaporasi (mm)', bold: true);
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_setCellDouble(sheet, 5, 1, currentValue);
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_setCell(sheet, 6, 0, 'Suhu Air (°C)', bold: true);
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if (temperature < 0) {
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_setCell(sheet, 6, 1, '-');
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} else {
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_setCellDouble(sheet, 6, 1, temperature);
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}
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_setCell(sheet, 7, 0, 'Tinggi Air (cm)', bold: true);
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_setCellDouble(sheet, 7, 1, waterLevel);
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_setCell(sheet, 8, 0, 'Acuan Air Pagi (cm)', bold: true);
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_setCellDouble(sheet, 8, 1, acuanPagi);
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_setCell(sheet, 9, 0, 'Status', bold: true);
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_setCell(sheet, 9, 1, weatherStatus,
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bgColor: _statusBgColor(weatherStatus));
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// -- Statistik ringkasan --
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if (history.isNotEmpty) {
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final evapValues = history.map((e) => e.evaporasi).toList();
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final tempValues =
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history.map((e) => e.suhu).where((s) => s >= 0).toList();
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final evapAvg = evapValues.reduce((a, b) => a + b) / evapValues.length;
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final evapMax = evapValues.reduce((a, b) => a > b ? a : b);
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final evapMin = evapValues.reduce((a, b) => a < b ? a : b);
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_setCell(sheet, 11, 0, 'STATISTIK HISTORY',
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bold: true, bgColor: _colorSubHead, fontColor: _colorWhite);
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sheet.merge(
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CellIndex.indexByColumnRow(columnIndex: 0, rowIndex: 11),
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CellIndex.indexByColumnRow(columnIndex: 3, rowIndex: 11),
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);
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_setCell(sheet, 12, 0, 'Jumlah data', bold: true);
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_setCellInt(sheet, 12, 1, history.length);
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_setCell(sheet, 13, 0, 'Rata-rata evaporasi (mm)', bold: true);
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_setCellDouble(sheet, 13, 1, evapAvg);
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_setCell(sheet, 14, 0, 'Evaporasi maksimum (mm)', bold: true);
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_setCellDouble(sheet, 14, 1, evapMax);
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_setCell(sheet, 15, 0, 'Evaporasi minimum (mm)', bold: true);
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_setCellDouble(sheet, 15, 1, evapMin);
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if (tempValues.isNotEmpty) {
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final tempAvg = tempValues.reduce((a, b) => a + b) / tempValues.length;
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final tempMax = tempValues.reduce((a, b) => a > b ? a : b);
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final tempMin = tempValues.reduce((a, b) => a < b ? a : b);
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_setCell(sheet, 16, 0, 'Rata-rata suhu (°C)', bold: true);
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_setCellDouble(sheet, 16, 1, tempAvg);
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_setCell(sheet, 17, 0, 'Suhu maksimum (°C)', bold: true);
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_setCellDouble(sheet, 17, 1, tempMax);
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_setCell(sheet, 18, 0, 'Suhu minimum (°C)', bold: true);
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_setCellDouble(sheet, 18, 1, tempMin);
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}
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}
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// Set lebar kolom
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sheet.setColumnWidth(0, 26);
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sheet.setColumnWidth(1, 22);
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sheet.setColumnWidth(2, 18);
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sheet.setColumnWidth(3, 18);
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}
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// ════════════════════════════════════════════════════════════
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// SHEET 2: Data History
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// ════════════════════════════════════════════════════════════
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static void _buildHistorySheet(
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Excel excel,
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List<Evaporasi> history,
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DateTime? dateFrom,
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DateTime? dateTo,
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) {
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final sheet = excel['Data History'];
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// -- Header kolom --
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final headers = [
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'No',
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'Tanggal',
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'Waktu',
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'Evaporasi (mm)',
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'Suhu (°C)',
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];
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for (var i = 0; i < headers.length; i++) {
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_setCell(sheet, 0, i, headers[i],
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bold: true,
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bgColor: _colorHeader,
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fontColor: _colorWhite,
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centered: true);
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}
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// Filter berdasarkan rentang tanggal (inklusif kedua ujung)
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final data = (dateFrom != null && dateTo != null)
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? history.where((e) {
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final d =
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DateTime(e.timestamp.year, e.timestamp.month, e.timestamp.day);
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final from = DateTime(dateFrom.year, dateFrom.month, dateFrom.day);
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final to = DateTime(dateTo.year, dateTo.month, dateTo.day);
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return !d.isBefore(from) && !d.isAfter(to);
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}).toList()
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: history;
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// Urutkan terbaru di atas
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final sorted = [...data]
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..sort((a, b) => b.timestamp.compareTo(a.timestamp));
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// -- Isi baris data --
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for (var i = 0; i < sorted.length; i++) {
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final item = sorted[i];
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final rowIdx = i + 1;
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final bgColor = i.isEven ? _colorNormal : _colorWhite;
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_setCellInt(sheet, rowIdx, 0, i + 1, bgColor: bgColor, centered: true);
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_setCell(sheet, rowIdx, 1,
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DateFormat('dd/MM/yyyy', 'id_ID').format(item.timestamp),
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bgColor: bgColor);
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_setCell(sheet, rowIdx, 2, DateFormat('HH:mm:ss').format(item.timestamp),
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bgColor: bgColor, centered: true);
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_setCellDouble(sheet, rowIdx, 3, item.evaporasi,
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bgColor: bgColor, centered: true);
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// Suhu: tampilkan '-' jika sensor error (< 0)
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if (item.suhu < 0) {
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_setCell(sheet, rowIdx, 4, '-', bgColor: bgColor, centered: true);
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} else {
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_setCellDouble(sheet, rowIdx, 4, item.suhu,
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bgColor: bgColor, centered: true);
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}
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}
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// -- Footer jika kosong --
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if (sorted.isEmpty) {
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_setCell(sheet, 1, 0, 'Tidak ada data untuk tanggal yang dipilih',
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bgColor: _colorWaspada, centered: true);
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sheet.merge(
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CellIndex.indexByColumnRow(columnIndex: 0, rowIndex: 1),
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CellIndex.indexByColumnRow(columnIndex: 4, rowIndex: 1),
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);
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}
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// Set lebar kolom
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sheet.setColumnWidth(0, 6);
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sheet.setColumnWidth(1, 14);
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sheet.setColumnWidth(2, 12);
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sheet.setColumnWidth(3, 18);
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sheet.setColumnWidth(4, 14);
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}
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// ════════════════════════════════════════════════════════════
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// HELPER CELLS
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// ════════════════════════════════════════════════════════════
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static void _setCell(
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Sheet sheet,
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int row,
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int col,
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String value, {
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bool bold = false,
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double fontSize = 11,
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String bgColor = _colorWhite,
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String fontColor = '000000',
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bool centered = false,
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}) {
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final cell =
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sheet.cell(CellIndex.indexByColumnRow(columnIndex: col, rowIndex: row));
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cell.value = TextCellValue(value);
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cell.cellStyle = CellStyle(
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bold: bold,
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fontSize: fontSize.toInt(),
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backgroundColorHex: ExcelColor.fromHexString('#$bgColor'),
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fontColorHex: ExcelColor.fromHexString('#$fontColor'),
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horizontalAlign: centered ? HorizontalAlign.Center : HorizontalAlign.Left,
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verticalAlign: VerticalAlign.Center,
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textWrapping: TextWrapping.WrapText,
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leftBorder: Border(
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borderStyle: BorderStyle.Thin,
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borderColorHex: ExcelColor.fromHexString('#CCCCCC')),
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rightBorder: Border(
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borderStyle: BorderStyle.Thin,
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borderColorHex: ExcelColor.fromHexString('#CCCCCC')),
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topBorder: Border(
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borderStyle: BorderStyle.Thin,
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borderColorHex: ExcelColor.fromHexString('#CCCCCC')),
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bottomBorder: Border(
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borderStyle: BorderStyle.Thin,
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borderColorHex: ExcelColor.fromHexString('#CCCCCC')),
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);
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}
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static void _setCellDouble(
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Sheet sheet,
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int row,
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int col,
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double value, {
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String bgColor = _colorWhite,
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bool centered = false,
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}) {
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final cell =
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sheet.cell(CellIndex.indexByColumnRow(columnIndex: col, rowIndex: row));
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cell.value = DoubleCellValue(double.parse(value.toStringAsFixed(4)));
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cell.cellStyle = CellStyle(
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backgroundColorHex: ExcelColor.fromHexString('#$bgColor'),
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horizontalAlign:
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centered ? HorizontalAlign.Center : HorizontalAlign.Right,
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verticalAlign: VerticalAlign.Center,
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leftBorder: Border(
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borderStyle: BorderStyle.Thin,
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borderColorHex: ExcelColor.fromHexString('#CCCCCC')),
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rightBorder: Border(
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borderStyle: BorderStyle.Thin,
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borderColorHex: ExcelColor.fromHexString('#CCCCCC')),
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topBorder: Border(
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borderStyle: BorderStyle.Thin,
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borderColorHex: ExcelColor.fromHexString('#CCCCCC')),
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bottomBorder: Border(
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borderStyle: BorderStyle.Thin,
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borderColorHex: ExcelColor.fromHexString('#CCCCCC')),
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);
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}
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static void _setCellInt(
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Sheet sheet,
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int row,
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int col,
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int value, {
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String bgColor = _colorWhite,
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bool centered = false,
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}) {
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final cell =
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sheet.cell(CellIndex.indexByColumnRow(columnIndex: col, rowIndex: row));
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cell.value = IntCellValue(value);
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cell.cellStyle = CellStyle(
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backgroundColorHex: ExcelColor.fromHexString('#$bgColor'),
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horizontalAlign:
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centered ? HorizontalAlign.Center : HorizontalAlign.Right,
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verticalAlign: VerticalAlign.Center,
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leftBorder: Border(
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borderStyle: BorderStyle.Thin,
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borderColorHex: ExcelColor.fromHexString('#CCCCCC')),
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rightBorder: Border(
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borderStyle: BorderStyle.Thin,
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borderColorHex: ExcelColor.fromHexString('#CCCCCC')),
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topBorder: Border(
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borderStyle: BorderStyle.Thin,
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borderColorHex: ExcelColor.fromHexString('#CCCCCC')),
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bottomBorder: Border(
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borderStyle: BorderStyle.Thin,
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borderColorHex: ExcelColor.fromHexString('#CCCCCC')),
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);
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}
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static String _statusBgColor(String status) {
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switch (status) {
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case 'Tinggi':
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return _colorTinggi;
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case 'Normal':
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return _colorWaspada;
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default: // Rendah
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return _colorRendah;
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}
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}
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static String _getStatus(double evaporasi) {
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if (evaporasi > 10.0) return 'Tinggi';
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if (evaporasi >= 2.0) return 'Normal';
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return 'Rendah';
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}
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}
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@ -309,38 +309,38 @@ class WindSpeedExcelService {
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sheet.setColumnWidth(5, 12);
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}
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// ════════════════════════════════════════════════════════════
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// HELPER CELLS
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// ════════════════════════════════════════════════════════════
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static CellStyle _baseStyle({
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String bgColor = _colorWhite,
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String fontColor = '000000',
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bool bold = false,
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int fontSize = 11,
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bool centered = false,
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}) =>
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CellStyle(
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bold: bold,
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fontSize: fontSize,
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backgroundColorHex: ExcelColor.fromHexString('#$bgColor'),
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fontColorHex: ExcelColor.fromHexString('#$fontColor'),
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horizontalAlign:
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centered ? HorizontalAlign.Center : HorizontalAlign.Left,
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verticalAlign: VerticalAlign.Center,
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textWrapping: TextWrapping.WrapText,
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leftBorder: Border(
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borderStyle: BorderStyle.Thin,
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borderColorHex: ExcelColor.fromHexString('#CCCCCC')),
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rightBorder: Border(
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borderStyle: BorderStyle.Thin,
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borderColorHex: ExcelColor.fromHexString('#CCCCCC')),
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topBorder: Border(
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borderStyle: BorderStyle.Thin,
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borderColorHex: ExcelColor.fromHexString('#CCCCCC')),
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bottomBorder: Border(
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borderStyle: BorderStyle.Thin,
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borderColorHex: ExcelColor.fromHexString('#CCCCCC')),
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);
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// // ════════════════════════════════════════════════════════════
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// // HELPER CELLS
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// // ════════════════════════════════════════════════════════════
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// static CellStyle _baseStyle({
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// String bgColor = _colorWhite,
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// String fontColor = '000000',
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// bool bold = false,
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// int fontSize = 11,
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// bool centered = false,
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// }) =>
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// CellStyle(
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// bold: bold,
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// fontSize: fontSize,
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// backgroundColorHex: ExcelColor.fromHexString('#$bgColor'),
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// fontColorHex: ExcelColor.fromHexString('#$fontColor'),
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// horizontalAlign:
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// centered ? HorizontalAlign.Center : HorizontalAlign.Left,
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// verticalAlign: VerticalAlign.Center,
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// textWrapping: TextWrapping.WrapText,
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// leftBorder: Border(
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// borderStyle: BorderStyle.Thin,
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// borderColorHex: ExcelColor.fromHexString('#CCCCCC')),
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// rightBorder: Border(
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// borderStyle: BorderStyle.Thin,
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// borderColorHex: ExcelColor.fromHexString('#CCCCCC')),
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||||
// topBorder: Border(
|
||||
// borderStyle: BorderStyle.Thin,
|
||||
// borderColorHex: ExcelColor.fromHexString('#CCCCCC')),
|
||||
// bottomBorder: Border(
|
||||
// borderStyle: BorderStyle.Thin,
|
||||
// borderColorHex: ExcelColor.fromHexString('#CCCCCC')),
|
||||
// );
|
||||
|
||||
static void _setCell(
|
||||
Sheet sheet,
|
||||
|
|
|
|||
Loading…
Reference in New Issue