import transactions from mt940 file

pkg/converters/mt/mt_transaction_data_file_importer.go

@@ -0,0 +1,42 @@
+package mt
+
+import (
+	"github.com/mayswind/ezbookkeeping/pkg/converters/converter"
+	"github.com/mayswind/ezbookkeeping/pkg/core"
+	"github.com/mayswind/ezbookkeeping/pkg/models"
+	"github.com/mayswind/ezbookkeeping/pkg/utils"
+)
+
+var mt940TransactionTypeNameMapping = map[models.TransactionType]string{
+	models.TRANSACTION_TYPE_INCOME:   utils.IntToString(int(models.TRANSACTION_TYPE_INCOME)),
+	models.TRANSACTION_TYPE_EXPENSE:  utils.IntToString(int(models.TRANSACTION_TYPE_EXPENSE)),
+	models.TRANSACTION_TYPE_TRANSFER: utils.IntToString(int(models.TRANSACTION_TYPE_TRANSFER)),
+}
+
+// mt940TransactionDataFileImporter defines the structure of mt940 file importer for statement data
+type mt940TransactionDataFileImporter struct{}
+
+// Initialize a mt940 statement data importer singleton instance
+var (
+	MT940TransactionDataFileImporter = &mt940TransactionDataFileImporter{}
+)
+
+// ParseImportedData returns the imported data by parsing the mt940 file statement data
+func (c *mt940TransactionDataFileImporter) ParseImportedData(ctx core.Context, user *models.User, data []byte, defaultTimezoneOffset int16, accountMap map[string]*models.Account, expenseCategoryMap map[string]map[string]*models.TransactionCategory, incomeCategoryMap map[string]map[string]*models.TransactionCategory, transferCategoryMap map[string]map[string]*models.TransactionCategory, tagMap map[string]*models.TransactionTag) (models.ImportedTransactionSlice, []*models.Account, []*models.TransactionCategory, []*models.TransactionCategory, []*models.TransactionCategory, []*models.TransactionTag, error) {
+	mt940DataReader := createNewMT940FileReader(data)
+	mt940Data, err := mt940DataReader.read(ctx)
+
+	if err != nil {
+		return nil, nil, nil, nil, nil, nil, err
+	}
+
+	transactionDataTable, err := createNewMT940TransactionDataTable(mt940Data)
+
+	if err != nil {
+		return nil, nil, nil, nil, nil, nil, err
+	}
+
+	dataTableImporter := converter.CreateNewSimpleImporterWithTypeNameMapping(mt940TransactionTypeNameMapping)
+
+	return dataTableImporter.ParseImportedData(ctx, user, transactionDataTable, defaultTimezoneOffset, accountMap, expenseCategoryMap, incomeCategoryMap, transferCategoryMap, tagMap)
+}