invoice/lib/ui/reports/reports_screen_vm.dart

370 lines
12 KiB
Dart

import 'dart:io' as file;
import 'package:flutter_share/flutter_share.dart';
import 'package:built_collection/built_collection.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter/widgets.dart';
import 'package:flutter_redux/flutter_redux.dart';
import 'package:invoiceninja_flutter/constants.dart';
import 'package:invoiceninja_flutter/data/models/company_model.dart';
import 'package:invoiceninja_flutter/redux/app/app_state.dart';
import 'package:invoiceninja_flutter/redux/reports/reports_actions.dart';
import 'package:invoiceninja_flutter/redux/reports/reports_state.dart';
import 'package:invoiceninja_flutter/redux/settings/settings_actions.dart';
import 'package:invoiceninja_flutter/ui/reports/client_report.dart';
import 'package:invoiceninja_flutter/ui/reports/document_report.dart';
import 'package:invoiceninja_flutter/ui/reports/invoice_report.dart';
import 'package:invoiceninja_flutter/ui/reports/payment_report.dart';
import 'package:invoiceninja_flutter/ui/reports/product_report.dart';
import 'package:invoiceninja_flutter/ui/reports/reports_screen.dart';
import 'package:invoiceninja_flutter/ui/reports/task_report.dart';
import 'package:invoiceninja_flutter/utils/completers.dart';
import 'package:invoiceninja_flutter/utils/dialogs.dart';
import 'package:invoiceninja_flutter/utils/formatting.dart';
import 'package:invoiceninja_flutter/utils/localization.dart';
import 'package:invoiceninja_flutter/utils/strings.dart';
import 'package:memoize/memoize.dart';
import 'package:path_provider/path_provider.dart';
import 'package:redux/redux.dart';
import 'expense_report.dart';
import 'reports_screen.dart';
class ReportsScreenBuilder extends StatelessWidget {
const ReportsScreenBuilder({Key key}) : super(key: key);
@override
Widget build(BuildContext context) {
return StoreConnector<AppState, ReportsScreenVM>(
converter: ReportsScreenVM.fromStore,
builder: (context, vm) {
return ReportsScreen(
viewModel: vm,
);
},
);
}
}
class ReportsScreenVM {
ReportsScreenVM({
@required this.state,
@required this.onSettingsChanged,
@required this.onReportColumnsChanged,
@required this.onReportFiltersChanged,
@required this.onExportPressed,
@required this.onReportSorted,
@required this.groupTotals,
@required this.reportResult,
@required this.onReportTotalsSorted,
});
final AppState state;
final ReportResult reportResult;
final Map<String, Map<String, double>> groupTotals;
final Function(BuildContext, List<String>) onReportColumnsChanged;
final Function(BuildContext) onExportPressed;
final Function(BuildContext, BuiltMap<String, String>) onReportFiltersChanged;
final Function(int, bool) onReportSorted;
final Function(int, bool) onReportTotalsSorted;
final Function({
String report,
String customStartDate,
String customEndDate,
String group,
String selectedGroup,
String subgroup,
String chart,
}) onSettingsChanged;
static ReportsScreenVM fromStore(Store<AppState> store) {
final state = store.state;
final report = state.uiState.reportsUIState.report;
ReportResult reportResult;
switch (state.uiState.reportsUIState.report) {
case kReportInvoice:
reportResult = memoizedInvoiceReport(
state.userCompany,
state.uiState.reportsUIState,
state.invoiceState.map,
state.clientState.map,
state.userState.map,
state.staticState,
);
break;
case kReportDocument:
reportResult = memoizedDocumentReport(
state.userCompany,
state.uiState.reportsUIState,
state.documentState.map,
state.invoiceState.map,
state.expenseState.map,
state.projectState.map,
state.vendorState.map,
state.userState.map,
state.staticState,
);
break;
case kReportExpense:
reportResult = memoizedExpenseReport(
state.userCompany,
state.uiState.reportsUIState,
state.expenseState.map,
state.invoiceState.map,
state.clientState.map,
state.vendorState.map,
state.userState.map,
state.staticState,
);
break;
case kReportPayment:
reportResult = memoizedPaymentReport(
state.userCompany,
state.uiState.reportsUIState,
state.paymentState.map,
state.clientState.map,
state.vendorState.map,
state.userState.map,
state.staticState,
);
break;
case kReportProduct:
reportResult = memoizedProductReport(
state.userCompany,
state.uiState.reportsUIState,
state.productState.map,
state.vendorState.map,
state.userState.map,
state.staticState,
);
break;
case kReportTask:
reportResult = memoizedTaskReport(
state.userCompany,
state.uiState.reportsUIState,
state.taskState.map,
state.invoiceState.map,
state.clientState.map,
state.vendorState.map,
state.userState.map,
state.staticState,
);
break;
// TODO: Obtain credit map
//case kReportCredit:
// reportResult = memoizedCreditReport(
// state.userCompany,
// state.uiState.reportsUIState,
// state.creditState.map,
// state.clientState.map,
// state.userState.map,
// state.staticState,
// );
// break;
default:
reportResult = memoizedClientReport(
state.userCompany,
state.uiState.reportsUIState,
state.clientState.map,
state.userState.map,
state.staticState,
);
break;
}
return ReportsScreenVM(
state: state,
reportResult: reportResult,
groupTotals:
memoizedReportTotals(reportResult, state.uiState.reportsUIState),
onReportSorted: (index, ascending) {
store.dispatch(UpdateReportSettings(
report: state.uiState.reportsUIState.report,
sortIndex: index,
));
},
onReportTotalsSorted: (index, ascending) {
store.dispatch(UpdateReportSettings(
report: state.uiState.reportsUIState.report,
sortTotalsIndex: index,
));
},
onReportFiltersChanged: (context, filterMap) {
store.dispatch(UpdateReportSettings(
report: report,
filters: filterMap,
selectedGroup: '',
));
},
onReportColumnsChanged: (context, columns) {
final allReportSettings = state.userCompany.settings.reportSettings;
final reportSettings = (allReportSettings != null &&
allReportSettings.containsKey(report)
? allReportSettings[report]
: ReportSettingsEntity())
.rebuild((b) => b..columns.replace(BuiltList<String>(columns)));
final settings = state.userCompany.settings.rebuild((b) => b
..reportSettings[state.uiState.reportsUIState.report] =
reportSettings);
final user = state.user
.rebuild((b) => b..userCompany.settings.replace(settings));
final completer = snackBarCompleter<Null>(
context, AppLocalization.of(context).savedSettings);
if (state.authState.hasRecentlyEnteredPassword && false) {
store.dispatch(
SaveUserSettingsRequest(
completer: completer,
user: user,
),
);
} else {
passwordCallback(
context: context,
callback: (password) {
store.dispatch(
SaveUserSettingsRequest(
completer: completer,
user: user,
password: password,
),
);
});
}
},
onSettingsChanged: ({
String report,
String group,
String selectedGroup,
String subgroup,
String chart,
String customStartDate,
String customEndDate,
}) {
final reportState = state.uiState.reportsUIState;
if (group != null && reportState.group != group) {
store.dispatch(UpdateReportSettings(
report: report ?? reportState.report,
group: group,
chart: chart,
subgroup: subgroup,
selectedGroup: '',
customStartDate: '',
customEndDate: '',
filters: BuiltMap<String, String>(),
));
} else {
store.dispatch(UpdateReportSettings(
report: report ?? reportState.report,
group: group,
selectedGroup: selectedGroup,
subgroup: subgroup,
chart: chart,
customStartDate: customStartDate,
customEndDate: customEndDate,
));
}
},
onExportPressed: (context) async {
final localization = AppLocalization.of(context);
String csvData = '';
reportResult.columns.forEach((column) {
csvData += '${localization.lookup(column)},';
});
csvData = csvData.substring(0, csvData.length - 1);
reportResult.data.forEach((row) {
csvData += '\n';
for (var i = 0; i < row.length; i++) {
final column = reportResult.columns[i];
csvData += '${row[i].renderText(context, column)},';
}
csvData = csvData.substring(0, csvData.length - 1);
});
final date = convertDateTimeToSqlDate();
final filename =
'${state.uiState.reportsUIState.report}_report_$date.csv';
if (kIsWeb) {
/*
final encodedFileContents = Uri.encodeComponent(csvData);
AnchorElement(
href: 'data:text/plain;charset=utf-8,$encodedFileContents')
..setAttribute('download', filename)
..click();
*/
} else {
final directory = await getExternalStorageDirectory();
final filePath = '${directory.path}/$filename';
final csvFile = file.File(filePath);
csvFile.writeAsString(csvData);
await FlutterShare.shareFile(
title: filename,
//text: 'Example share text',
filePath: filePath);
}
});
}
}
var memoizedReportTotals = memo2((
ReportResult reportResult,
ReportsUIState reportUIState,
) =>
calculateReportTotals(
reportResult: reportResult, reportUIState: reportUIState));
Map<String, Map<String, double>> calculateReportTotals({
ReportResult reportResult,
ReportsUIState reportUIState,
}) {
final Map<String, Map<String, double>> totals = {};
final data = reportResult.data;
final columns = reportResult.columns;
if (reportUIState.group.isEmpty) {
return totals;
}
for (var i = 0; i < data.length; i++) {
final row = data[i];
for (var j = 0; j < row.length; j++) {
final cell = row[j];
final column = columns[j];
final columnIndex = columns.indexOf(reportUIState.group);
if (columnIndex == -1) {
print('## ERROR: colum not found - ${reportUIState.group}');
continue;
}
dynamic group = row[columnIndex].value;
if ((group as String).isNotEmpty && isValidDate(group)) {
group = convertDateTimeToSqlDate(DateTime.tryParse(group));
if (reportUIState.subgroup == kReportGroupYear) {
group = group.substring(0, 4) + '-01-01';
} else if (reportUIState.subgroup == kReportGroupMonth) {
group = group.substring(0, 7) + '-01';
}
}
if (!totals.containsKey(group)) {
totals['$group'] = {'count': 0};
}
if (column == reportUIState.group) {
totals['$group']['count'] += 1;
}
if (cell is ReportNumberValue) {
if (!totals['$group'].containsKey(column)) {
totals['$group'][column] = 0;
}
totals['$group'][column] += cell.value;
}
}
}
return totals;
}