moved scripts

.gitignore

@@ -14,7 +14,7 @@ wheels/
 
 # Environment variables
 .env
-settings.py
+/settings.py
 
 # Database instances
 *.db

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()

src/constants.py

@@ -10,7 +10,7 @@ class Currency(str, Enum):
     CHF = "CHF"
 
     def __str__(self):
-        return self.value
+        return f"{self.value}"
 
     def __repr__(self):
         return f"Currency.{self.name}"

src/ingest/b4w.py

@@ -7,6 +7,11 @@ from src.ingest._common import _reader_raw, _upsert
 from src.models.b4w import B4wDb, B4wExport, Category, CategoryDb
 
 
+def reader_b4w(path: Path) -> list[B4wExport]:
+    raw = _reader_raw(path)
+    return list(map(B4wExport.model_validate, raw))
+
+
 def upsert_category(
     session: Session, category: Category | None, do_commit=True
 ) -> CategoryDb | None:
@@ -65,8 +70,3 @@ def ingest_b4w(path: Path):
         for row in data:
             upsert_b4w(session, row, do_commit=False)
         session.commit()
-
-
-def reader_b4w(path: Path) -> list[B4wExport]:
-    raw = _reader_raw(path)
-    return list(map(B4wExport.model_validate, raw))

src/ingest/comdirect.py

@@ -4,14 +4,17 @@ from pathlib import Path
 
 from sqlalchemy.orm import Session
 
+from settings import BANK_ACCOUNTS
 from src.db import get_session
 from src.ingest._common import _upsert
+from src.models._common import Csv2Dict, CsV2DictMulti
 from src.models.comdirect import (
     ComdirectCreditCard,
     ComdirectDepot,
     ComdirectGiro,
     ComdirectGiroDb,
 )
+from src.models.settings import Account, Source
 
 PATTERN_ACCOUNT_NAME = r'^"Umsätze ([^"]+)";"Zeitraum: .*$'
 PATTERN_HEADER = r'"([^"]+)"'
@@ -25,12 +28,63 @@ class EXPECT_LINE(Enum):
     DATA = auto()
 
 
-COMDIRECT_ACCOUNT_PARSERS = {
+type ComdirectExportModel = ComdirectGiro | ComdirectDepot | ComdirectCreditCard
-    "Girokonto": lambda row: ComdirectGiro.model_validate(row),
+
-    "Visa-Karte (Kreditkarte)": lambda row: ComdirectCreditCard.model_validate(row),
+
-    "Tagesgeld PLUS-Konto": lambda row: ComdirectGiro.model_validate(row),
+SOURCE_COMDIRECT = BANK_ACCOUNTS.get("comdirect")
-    "Depot": lambda row: ComdirectDepot.model_validate(row),
+assert isinstance(SOURCE_COMDIRECT, Source)
-}
+
+SOURCE_PATH = SOURCE_COMDIRECT.source_path
+ACCOUNTS = SOURCE_COMDIRECT.accounts
+
+COMDIRECT_ACCOUNT_PARSERS = {a.name: a.model.model_validate for a in ACCOUNTS}
+
+
+def reader_comdirect(path: Path) -> dict[str, list[ComdirectExportModel]]:
+    result = {}
+    raw = _reader_raw_comdirect(path)
+    for account in ACCOUNTS:
+        data_raw: Csv2Dict = raw.pop(account.name)
+        data: list = list(map(account.model.model_validate, data_raw))
+        result[account.name] = data
+    assert not raw
+    return result
+
+
+def _reader_raw_comdirect(path: Path) -> CsV2DictMulti:
+
+    with path.open(encoding="latin1") as fid:
+        lines = fid.readlines()
+
+    expect_next = EXPECT_LINE.ACCOUNT_NAME
+    account_name = None
+    result = {}
+    for line in lines:
+        if expect_next == EXPECT_LINE.ACCOUNT_NAME:
+            account_name = re.findall(PATTERN_ACCOUNT_NAME, line)
+            if account_name:
+                account_name = account_name[0]
+                result[account_name] = {}
+                expect_next = EXPECT_LINE.BLANK
+        elif expect_next == EXPECT_LINE.BLANK:
+            if line == "\n":
+                expect_next = EXPECT_LINE.HEADER
+        elif expect_next == EXPECT_LINE.HEADER:
+            header = re.findall(PATTERN_HEADER, line)
+            if header:
+                result[account_name] = []
+                expect_next = EXPECT_LINE.DATA
+        elif expect_next == EXPECT_LINE.DATA:
+            data = re.findall(PATTERN_DATA, line)
+            if data:
+                result[account_name].append(
+                    {column: value for column, value in zip(header, data)}
+                )
+            else:
+                expect_next = EXPECT_LINE.ACCOUNT_NAME
+        else:
+            expect_next = EXPECT_LINE.ACCOUNT_NAME
+    return result
 
 
 def upsert_comdirect_giro(
@@ -69,62 +123,24 @@ def upsert_comdirect_giro(
 
 
 def ingest_comdirect(path: Path, account_iban: str, account_currency: str):
-    data = reader_comdirect(path).get("Girokonto")
+    assert SOURCE_COMDIRECT
-    assert isinstance(data, list)
+    data_collection = reader_comdirect(path)
-    with get_session() as session:
+    for account_name, data in data_collection.items():
-        for row in data:
+        account = SOURCE_COMDIRECT.get_account(account_name)
-            upsert_comdirect_giro(
+        assert isinstance(account, Account)
-                session,
+        if account_name == "Girokonto":
-                row,
+            db_load_function = lambda session_, row_, account_: upsert_comdirect_giro(
-                account_iban,
+                session=session_,
-                account_currency,
+                data=row_,
+                account_iban=account_.iban,
+                account_currency=account_.currency,
                 do_commit=False,
             )
-        session.commit()
-
-
-def reader_comdirect(path: Path) -> dict[str, list]:
-    result = {}
-    raw = _reader_raw_comdirect(path)
-    for account_name, account_data in raw.items():
-        parser = COMDIRECT_ACCOUNT_PARSERS.get(account_name)
-        if parser is None:
-            continue
-        result[account_name] = list(map(parser, account_data))
-    return result
-
-
-def _reader_raw_comdirect(path: Path):
-
-    with path.open(encoding="latin1") as fid:
-        lines = fid.readlines()
-
-    expect_next = EXPECT_LINE.ACCOUNT_NAME
-    account_name = None
-    result = {}
-    for line in lines:
-        if expect_next == EXPECT_LINE.ACCOUNT_NAME:
-            account_name = re.findall(PATTERN_ACCOUNT_NAME, line)
-            if account_name:
-                account_name = account_name[0]
-                result[account_name] = {}
-                expect_next = EXPECT_LINE.BLANK
-        elif expect_next == EXPECT_LINE.BLANK:
-            if line == "\n":
-                expect_next = EXPECT_LINE.HEADER
-        elif expect_next == EXPECT_LINE.HEADER:
-            header = re.findall(PATTERN_HEADER, line)
-            if header:
-                result[account_name] = []
-                expect_next = EXPECT_LINE.DATA
-        elif expect_next == EXPECT_LINE.DATA:
-            data = re.findall(PATTERN_DATA, line)
-            if data:
-                result[account_name].append(
-                    {column: value for column, value in zip(header, data)}
-                )
-            else:
-                expect_next = EXPECT_LINE.ACCOUNT_NAME
         else:
-            expect_next = EXPECT_LINE.ACCOUNT_NAME
+            continue
-    return result
+        with get_session() as session:
+            for row in data:
+                data_validated = account.model.model_validate(row)
+                assert isinstance(data_validated, account.model)
+                db_load_function(session, row, account)
+                session.commit()

src/models/_common.py

@@ -3,6 +3,7 @@ from datetime import date
 from decimal import Decimal
 from enum import Enum
 
+from pydantic import BaseModel
 from sqlalchemy import Column, Date, Integer, Numeric, String
 from sqlalchemy.orm import DeclarativeBase
 
@@ -33,10 +34,36 @@ def _parse_date_german(date_str: str) -> date | None:
     return date(day=day, month=month, year=year)
 
 
+def date2str(value: date | None, default="--", date_format="%Y-%m-%d") -> str:
+    if value:
+        return value.strftime(date_format)
+    return default
+
+
 def _parse_decimal_german(decimal_str: str) -> Decimal:
     return Decimal(decimal_str.replace(".", "").replace(",", "."))
 
 
+def decimal2str(value: Decimal) -> str:
+    value = Decimal(f"{value:.2f}")
+    int_part, _, frac = str(value).partition(".")
+    groups: list[str] = []
+    while len(int_part) > 3:
+        groups.insert(0, int_part[-3:])
+        int_part = int_part[:-3]
+    groups.insert(0, int_part or "0")
+    return f"{'.'.join(groups)},{frac or '00'}"
+
+
+type Csv2DictRow = dict[str, str]
+type Csv2Dict = list[Csv2DictRow]
+type CsV2DictMulti = dict[str, Csv2Dict]
+
+
+class ExportBaseModel(BaseModel):
+    pass
+
+
 class BaseModelDb(DeclarativeBase):
     pass
 

src/models/b4w.py

@@ -1,15 +1,22 @@
 from datetime import date
 from decimal import Decimal
 
-from pydantic import BaseModel, Field, computed_field, field_validator
+from pydantic import Field, computed_field, field_validator
 from sqlalchemy import Column, Date, ForeignKey, Integer, String, UniqueConstraint
 from sqlalchemy.orm import relationship
 
 from src.constants import IBAN_PATTERN, Currency
-from src.models._common import BaseModelDb, IngestdbBase, Sign, _hash
+from src.models._common import (
+    BaseModelDb,
+    ExportBaseModel,
+    IngestdbBase,
+    Sign,
+    _hash,
+    date2str,
+)
 
 
-class B4wExport(BaseModel):
+class B4wExport(ExportBaseModel):
     id: int = Field(alias="Id1", description="internal B4w ID")
     account_iban: str = Field(alias="OwnrAcctIBAN", pattern=IBAN_PATTERN)
     account_currency: Currency = Field(alias="OwnrAcctCcy")
@@ -32,6 +39,35 @@ class B4wExport(BaseModel):
     )
     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):
+        parameters = ", ".join(
+            f"{key}='{value}'" for key, value in self.parameters_to_dict().items()
+        )
+        return parameters
+
+    def __repr__(self):
+        return f"B4wExport({self.parameters_to_str()})"
+
+    def __str__(self):
+        return f"B4wExport({self.parameters_to_str()})"
+
     @computed_field
     @property
     def hash_id(self) -> str:
@@ -56,7 +92,7 @@ class B4wExport(BaseModel):
         return category
 
 
-class Category(BaseModel):
+class Category(ExportBaseModel):
     name: str = Field(pattern=r"[^:\r\n]+")
     parent: Category | None = None
 

src/models/comdirect.py

@@ -1,10 +1,11 @@
 from datetime import date
 from decimal import Decimal
 
-from pydantic import BaseModel, Field, computed_field, field_validator
+from pydantic import Field, computed_field, field_validator
 from sqlalchemy import Column, Date, String
 
 from src.models._common import (
+    ExportBaseModel,
     IngestdbBase,
     _hash,
     _parse_date_german,
@@ -12,7 +13,7 @@ from src.models._common import (
 )
 
 
-class ComdirectBase(BaseModel):
+class ComdirectBase(ExportBaseModel):
     date_val: date | None = Field(
         alias="Wertstellung (Valuta)", examples=["07.09.2026"]
     )

src/models/settings.py

@@ -0,0 +1,26 @@
+from pathlib import Path
+
+from pydantic import BaseModel, Field
+
+from src.constants import IBAN_PATTERN, Currency
+from src.models.b4w import B4wExport
+from src.models.comdirect import ComdirectCreditCard, ComdirectDepot, ComdirectGiro
+
+
+class Account(BaseModel):
+    name: str
+    model: type[B4wExport | ComdirectGiro | ComdirectCreditCard | ComdirectDepot]
+    iban: str | None = Field(pattern=IBAN_PATTERN, default=None)
+    currency: Currency | None = None
+
+
+class Source(BaseModel):
+    name: str
+    source_path: Path
+    accounts: list[Account]
+
+    def get_account_names(self) -> list[str]:
+        return [a.name for a in self.accounts]
+
+    def get_account(self, name: str) -> Account | None:
+        return next((a for a in self.accounts if a.name == name), None)

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

@@ -1,3 +1,5 @@
+import re
+
 import pytest
 from pydantic import ValidationError
 
@@ -29,3 +31,31 @@ def test_b4w_export_account_iban_to_long():
 def test_b4w_export_account_iban_to_short():
     with pytest.raises(ValidationError):
         _ = 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()
+    components = [s.strip() for s in re.split(r",\s*(?=\w+=)", params)]
+    param_names = [component.split("=")[0].strip() for component in components]
+    param_values = [component.split("=")[1].strip() for component in components]
+    assert "OwnrAcctCcy" in param_names
+    assert all(s.startswith("'") and s.endswith("'") for s in param_values)
+
+
+def test_b4w_export_repr_round_trip():
+    data_batch = B4wExportFactory.batch(size=10)
+    assert isinstance(data_batch, list)
+    for data in data_batch:
+        data_str = str(data)
+        data2 = eval(data_str)
+        assert data == data2