basic csv loader, transaction list & half done stats page
This commit is contained in:
221
lib/domains/account/account_bloc.dart
Normal file
221
lib/domains/account/account_bloc.dart
Normal file
@@ -0,0 +1,221 @@
|
||||
import 'dart:convert';
|
||||
import 'dart:io';
|
||||
|
||||
import 'package:csv/csv.dart';
|
||||
import 'package:equatable/equatable.dart';
|
||||
import 'package:file_picker/file_picker.dart';
|
||||
import 'package:flutter_bloc/flutter_bloc.dart';
|
||||
import 'package:formz/formz.dart';
|
||||
import 'package:tunas/domains/account/models/transaction_account.dart';
|
||||
import 'package:tunas/domains/account/models/transaction_category.dart';
|
||||
import 'package:tunas/domains/account/models/transaction_date.dart';
|
||||
import 'package:tunas/domains/account/models/transaction_description.dart';
|
||||
import 'package:tunas/domains/account/models/transaction_line.dart';
|
||||
import 'package:tunas/domains/account/models/transaction_value.dart';
|
||||
import 'package:tunas/repositories/account/account_repository.dart';
|
||||
import 'package:tunas/repositories/account/models/transaction.dart';
|
||||
|
||||
part 'account_event.dart';
|
||||
part 'account_state.dart';
|
||||
|
||||
class AccountBloc extends Bloc<AccountEvent, AccountState> {
|
||||
final AccountRepository _accountRepository;
|
||||
|
||||
AccountBloc({required AccountRepository accountRepository})
|
||||
: _accountRepository = accountRepository,
|
||||
super(const AccountState()) {
|
||||
on<AccountAddTransaction>(_onTransactionAdd);
|
||||
on<AccountLoad>(_onAccountLoad);
|
||||
on<AccountImportJSON>(_onAccountImportJSON);
|
||||
on<AccountImportCSV>(_onAccountImportCSV);
|
||||
// on<AccountExportJSON>(_onAccountImportJSON);
|
||||
// on<AccountExportCSV>(_onAccountImportJSON);
|
||||
on<TransactionDateChange>(_onTransactionDateChange);
|
||||
on<TransactionCategoryChange>(_onTransactionCategoryChange);
|
||||
on<TransactionDescriptionChange>(_onTransactionDescriptionChange);
|
||||
on<TransactionAccountChange>(_onTransactionAccountChange);
|
||||
on<TransactionValueChange>(_onTransactionValueChange);
|
||||
on<TransactionOpenAddDialog>(_onTransactionOpenAddDialog);
|
||||
on<TransactionHideAddDialog>(_onTransactionHideAddDialog);
|
||||
on<TransactionAdd>(_onTransactionAddDialog);
|
||||
|
||||
_accountRepository
|
||||
.getTransactionsStream()
|
||||
.listen((transactions) => add(AccountLoad(transactions)));
|
||||
}
|
||||
|
||||
_onTransactionAdd(AccountAddTransaction event, Emitter<AccountState> emit) {
|
||||
state.transactions.add(event.transaction);
|
||||
var computeResult = _computeTransactionLine(state.transactions);
|
||||
|
||||
emit(state.copyWith(
|
||||
transactionsLines: computeResult.list,
|
||||
globalTotal: computeResult.globalTotal,
|
||||
accountsTotals: computeResult.accountsTotals,
|
||||
));
|
||||
}
|
||||
|
||||
_onAccountLoad(AccountLoad event, Emitter<AccountState> emit) {
|
||||
var computeResult = _computeTransactionLine(event.transactions);
|
||||
emit(state.copyWith(
|
||||
transactions: event.transactions,
|
||||
transactionsLines: computeResult.list,
|
||||
globalTotal: computeResult.globalTotal,
|
||||
accountsTotals: computeResult.accountsTotals,
|
||||
categories: computeResult.categories
|
||||
));
|
||||
}
|
||||
|
||||
_onAccountImportCSV(
|
||||
AccountImportCSV event, Emitter<AccountState> emit) async {
|
||||
FilePickerResult? result = await FilePicker.platform.pickFiles();
|
||||
|
||||
final csvPath = result?.files.first.path;
|
||||
if (csvPath != null) {
|
||||
final File csv = File(csvPath);
|
||||
final String csvFileContent = await csv.readAsString();
|
||||
final List<List<dynamic>> csvList = const CsvToListConverter(fieldDelimiter: '|').convert(csvFileContent);
|
||||
|
||||
final transactions = csvList
|
||||
.map((line) => Transaction(
|
||||
date: DateTime.parse(line[0]),
|
||||
category: line[1],
|
||||
description: line[2],
|
||||
account: line[3],
|
||||
value: double.parse(line[4]))
|
||||
)
|
||||
.toList();
|
||||
|
||||
await _accountRepository.saveTransactions(transactions);
|
||||
}
|
||||
}
|
||||
|
||||
_onAccountImportJSON(
|
||||
AccountImportJSON event, Emitter<AccountState> emit) async {
|
||||
FilePickerResult? result = await FilePicker.platform.pickFiles();
|
||||
|
||||
final jsonPath = result?.files.first.path;
|
||||
if (jsonPath != null) {
|
||||
final File json = File(jsonPath);
|
||||
final String jsonString = await json.readAsString();
|
||||
final List<dynamic> jsonList = jsonDecode(jsonString);
|
||||
final List<Transaction> transactions = jsonList.map((transaction) => Transaction.fromJson(transaction)).toList();
|
||||
|
||||
await _accountRepository.saveTransactions(transactions);
|
||||
}
|
||||
}
|
||||
|
||||
({List<TransactionLine> list, double globalTotal, Map<String, double> accountsTotals, List<String> categories}) _computeTransactionLine(List<Transaction> transactions) {
|
||||
double globalTotal = 0;
|
||||
Map<String, double> accountsTotals = <String, double>{};
|
||||
List<TransactionLine> output = [];
|
||||
Set<String> categories = {};
|
||||
|
||||
for(var transaction in transactions) {
|
||||
double subTotal = globalTotal + transaction.value;
|
||||
globalTotal = subTotal;
|
||||
|
||||
double accountTotal = accountsTotals[transaction.account] ?? 0;
|
||||
accountTotal += transaction.value;
|
||||
accountsTotals[transaction.account] = accountTotal;
|
||||
categories.add(transaction.category);
|
||||
|
||||
output.add(TransactionLine(transaction: transaction, subTotal: subTotal));
|
||||
}
|
||||
|
||||
output.sort((a, b) => b.transaction.date.compareTo(a.transaction.date));
|
||||
|
||||
return (list: output, globalTotal: globalTotal, accountsTotals: accountsTotals, categories: categories.toList());
|
||||
}
|
||||
|
||||
_onTransactionDateChange(
|
||||
TransactionDateChange event, Emitter<AccountState> emit
|
||||
) {
|
||||
final transactionDate = TransactionDate.dirty(event.date);
|
||||
emit(state.copyWith(
|
||||
transactionDate: transactionDate,
|
||||
isValid: Formz.validate([transactionDate, state.transactionCategory, state.transactionDescription, state.transactionAccount, state.transactionValue]),
|
||||
));
|
||||
}
|
||||
|
||||
_onTransactionCategoryChange(
|
||||
TransactionCategoryChange event, Emitter<AccountState> emit
|
||||
) {
|
||||
final transactionCategory = TransactionCategory.dirty(event.category);
|
||||
emit(state.copyWith(
|
||||
transactionCategory: transactionCategory,
|
||||
isValid: Formz.validate([state.transactionDate, transactionCategory, state.transactionDescription, state.transactionAccount, state.transactionValue]),
|
||||
));
|
||||
}
|
||||
|
||||
_onTransactionDescriptionChange(
|
||||
TransactionDescriptionChange event, Emitter<AccountState> emit
|
||||
) {
|
||||
final transactionDescription = TransactionDescription.dirty(event.description);
|
||||
emit(state.copyWith(
|
||||
transactionDescription: transactionDescription,
|
||||
isValid: Formz.validate([state.transactionDate, state.transactionCategory, transactionDescription, state.transactionAccount, state.transactionValue]),
|
||||
));
|
||||
}
|
||||
|
||||
_onTransactionAccountChange(
|
||||
TransactionAccountChange event, Emitter<AccountState> emit
|
||||
) {
|
||||
final transactionAccount = TransactionAccount.dirty(event.account);
|
||||
emit(state.copyWith(
|
||||
transactionAccount: transactionAccount,
|
||||
isValid: Formz.validate([state.transactionDate, state.transactionCategory, state.transactionDescription, transactionAccount, state.transactionValue]),
|
||||
));
|
||||
}
|
||||
|
||||
_onTransactionValueChange(
|
||||
TransactionValueChange event, Emitter<AccountState> emit
|
||||
) {
|
||||
try {
|
||||
final transactionValue = TransactionValue.dirty(double.parse(event.value));
|
||||
emit(state.copyWith(
|
||||
transactionValue: transactionValue,
|
||||
isValid: Formz.validate([state.transactionDate, state.transactionCategory, state.transactionDescription, state.transactionAccount, transactionValue]),
|
||||
));
|
||||
} catch (e) {
|
||||
const transactionValue = TransactionValue.dirty(double.infinity);
|
||||
emit(state.copyWith(
|
||||
transactionValue: transactionValue,
|
||||
isValid: Formz.validate([state.transactionDate, state.transactionCategory, state.transactionDescription, state.transactionAccount, transactionValue]),
|
||||
));
|
||||
}
|
||||
}
|
||||
|
||||
_onTransactionOpenAddDialog(
|
||||
TransactionOpenAddDialog event, Emitter<AccountState> emit
|
||||
) {
|
||||
emit(state.copyWith(showAddDialog: true));
|
||||
}
|
||||
|
||||
_onTransactionHideAddDialog(
|
||||
TransactionHideAddDialog event, Emitter<AccountState> emit
|
||||
) {
|
||||
emit(state.copyWith(showAddDialog: false));
|
||||
}
|
||||
|
||||
_onTransactionAddDialog(
|
||||
TransactionAdd event, Emitter<AccountState> emit
|
||||
) {
|
||||
if (state.isValid) {
|
||||
state.transactions.add(Transaction(
|
||||
date: state.transactionDate.value ?? DateTime.now(),
|
||||
category: state.transactionCategory.value,
|
||||
description: state.transactionDescription.value,
|
||||
account: state.transactionAccount.value,
|
||||
value: state.transactionValue.value
|
||||
));
|
||||
var computeResult = _computeTransactionLine(state.transactions);
|
||||
|
||||
emit(state.copyWith(
|
||||
transactionsLines: computeResult.list,
|
||||
globalTotal: computeResult.globalTotal,
|
||||
accountsTotals: computeResult.accountsTotals,
|
||||
));
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user