src/models/b4w.py

@@ -39,22 +39,28 @@ class B4wExport(ExportBaseModel):
     )
     notes: str = Field(alias="Notes")
 
+    def parameters_to_dict(self) -> dict[str, str]:
+        return {
+            "Id1": f"{self.id}",
+            "OwnrAcctIBAN": f"{self.account_iban!s}",
+            "OwnrAcctCcy": f"{self.account_currency!s}",
+            "ValDt": date2str(self.date_valid),
+            "BookgDt": date2str(self.date_book),
+            "Amt": f"{self.amount!s}",
+            "AmtCcy": f"{self.amount_currency!s}",
+            "CdtDbtInd": f"{self.sign!s}",
+            "RmtInf": f"{self.reference}",
+            "RmtdNm": f"{self.other_name}",
+            "RmtdAcctIBAN": f"{self.other_iban}",
+            "Category": f"{self.category.to_str() if self.category else ''}",
+            "Notes": f"{self.notes}",
+        }
+
     def parameters_to_str(self):
-        return (
+        parameters = ", ".join(
-            f"Id1='{self.id}', "
+            f"{key}='{value}'" for key, value in self.parameters_to_dict().items()
-            f"OwnrAcctIBAN='{self.account_iban!s}', "
-            f"AmtCcy='{self.amount_currency!s}', "
-            f"ValDt='{date2str(self.date_valid)}', "
-            f"BookgDt='{date2str( self.date_book )}', "
-            f"Amt='{self.amount!s}', "
-            f"OwnrAcctCcy='{self.account_currency!s}', "
-            f"CdtDbtInd='{self.sign!s}', "
-            f"RmtInf='{self.reference}', "
-            f"RmtdNm='{self.other_name}', "
-            f"RmtdAcctIBAN='{self.other_iban}', "
-            f"Category='{self.category.to_str() if self.category else ''}', "
-            f"Notes='{self.notes}'"
         )
+        return parameters
 
     def __repr__(self):
         return f"B4wExport({self.parameters_to_str()})"

src/scripts/dummy_data/generate_dummies_b4w.py

@@ -0,0 +1,22 @@
+import csv
+from pathlib import Path
+
+from tests.factories import B4wExportFactory
+
+NUMBER_OF_ROWS = 50
+PATH_DEFAULT = Path("tests/test_data/b4w_export_dummy_01.csv")
+
+
+def save_csv(path: Path = PATH_DEFAULT):
+    data = B4wExportFactory.batch(NUMBER_OF_ROWS)
+    row_fields = list(data[0].parameters_to_dict())
+    path.parent.mkdir(parents=True, exist_ok=True)
+    with path.open("w", newline="") as fid:
+        writer = csv.DictWriter(fid, fieldnames=row_fields)
+        writer.writeheader()
+        for export in data:
+            writer.writerow(export.parameters_to_dict())
+
+
+if __name__ == "__main__":
+    save_csv()

tests/test_data/b4w_export_dummy_01.csv

@@ -0,0 +1,51 @@
+Id1,OwnrAcctIBAN,OwnrAcctCcy,ValDt,BookgDt,Amt,AmtCcy,CdtDbtInd,RmtInf,RmtdNm,RmtdAcctIBAN,Category,Notes
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tests/test_model_b4wexport.py

@@ -33,6 +33,15 @@ def test_b4w_export_account_iban_to_short():
         _ = B4wExportFactory.build(OwnrAcctIBAN="DE123")
 
 
+def test_b4w_export_parameters_to_dict():
+    data = B4wExportFactory.build()
+    params = data.parameters_to_dict()
+    expected = sorted(field.alias for field in B4wExport.model_fields.values())
+    assert sorted(params) == expected
+    assert "OwnrAcctCcy" in params
+    assert all(isinstance(value, str) for value in params.values())
+
+
 def test_b4w_export_parameters_to_str():
     data = B4wExportFactory.build()
     params = data.parameters_to_str()