further prototyping, added first DB interactions

This commit is contained in:
2026-04-23 15:57:39 +02:00
parent e4ebb1ee7f
commit c5aadd502d
12 changed files with 1196 additions and 283 deletions

213
src/wce_crm/db.py Normal file
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from __future__ import annotations
import os
import re
from datetime import datetime
from pathlib import Path
import polars as pl
import sqlalchemy as sql
from sqlalchemy import Column, String, Table, TypeDecorator
from wce_crm import types as t
class SafeDateTime(TypeDecorator):
"""Cleans non-standard ISO strings before parsing."""
impl = String # We treat the underlying data as a String first
def process_result_value(self, value, dialect):
if value is None:
return None
# 1. Remove the trailing 'ff' (or any trailing letters)
# 2. Replace comma with dot (SQLAlchemy prefers . over ,)
clean_value = re.sub(r"[a-zA-Z]+$", "", value).replace(",", ".")
try:
return datetime.fromisoformat(clean_value)
except ValueError:
# Fallback if it's still weird
return None
md_kontaktliste = sql.MetaData()
md_crm = sql.MetaData()
ext_kl_unternehmen: sql.Table = Table(
"Unternehmen",
md_kontaktliste,
Column("u_id", sql.Integer, nullable=False, unique=True),
Column("u_zeitstempel_eintrag", sql.DateTime, nullable=False),
Column("u_rechtsform", sql.Text, nullable=False),
Column("u_firmenname", sql.Text, nullable=False),
Column("u_strasse", sql.Text, nullable=False),
Column("u_hausnummer", sql.Text, nullable=False),
Column("u_adresszusatz", sql.Text, nullable=True),
Column("u_plz", sql.Text, nullable=False),
Column("u_ort", sql.Text, nullable=False),
Column("u_postfach", sql.Text, nullable=True),
Column("u_website", sql.Text, nullable=True),
Column("u_anrede", sql.Text, nullable=False),
Column("u_titel", sql.Text, nullable=True),
Column("u_vorname", sql.Text, nullable=False),
Column("u_nachname", sql.Text, nullable=False),
Column("u_funktion", sql.Text, nullable=False),
Column("u_mail", sql.Text, nullable=False),
Column("u_telefon", sql.Text, nullable=False),
Column("u_plz_postfach", sql.Text, nullable=True),
Column("u_einwilligung_inhaber", sql.Boolean, nullable=True),
Column("u_einwilligung_ansprechpartner", sql.Boolean, nullable=True),
Column("u_aktiv", sql.Boolean, nullable=False, default=1),
)
ext_kl_unternehmen_schema: t.PolarsSchema = {
"u_id": pl.UInt64,
"u_zeitstempel_eintrag": pl.Datetime,
"u_rechtsform": pl.String,
"u_firmenname": pl.String,
"u_strasse": pl.String,
"u_hausnummer": pl.String,
"u_adresszusatz": pl.String,
"u_plz": pl.String,
"u_ort": pl.String,
"u_postfach": pl.String,
"u_website": pl.String,
"u_anrede": pl.String,
"u_titel": pl.String,
"u_vorname": pl.String,
"u_nachname": pl.String,
"u_funktion": pl.String,
"u_mail": pl.String,
"u_telefon": pl.String,
"u_plz_postfach": pl.String,
"u_einwilligung_inhaber": pl.Boolean,
"u_einwilligung_ansprechpartner": pl.Boolean,
"u_aktiv": pl.Boolean,
}
def get_ext_kontaktliste(
db_path: Path | None,
) -> pl.DataFrame:
if db_path is None:
ENV_PTH = os.environ.get("DOPT_DB_KONTAKTLISTE", None)
if ENV_PTH is None:
raise ValueError("No database path provided or found as ENV var.")
db_path = Path(ENV_PTH)
if not db_path.exists():
raise FileNotFoundError(f"Database not found under >{db_path}<")
engine = sql.create_engine(f"sqlite:///{db_path}")
stmt = sql.select(ext_kl_unternehmen)
return pl.read_database(stmt, engine, schema_overrides=ext_kl_unternehmen_schema)
df_kontaktliste = get_ext_kontaktliste(None)
ext_crm_master: sql.Table = Table(
"Master",
md_crm,
Column("ma_id", sql.Integer, nullable=False, unique=True),
Column("wce_id", sql.ForeignKey("Nutzer.wce_id")),
Column("ma_unternehmensname", sql.Text, nullable=True),
Column("ma_branche", sql.Text, nullable=True),
Column("ma_strasse", sql.Text, nullable=True),
Column("ma_hausnummer", sql.Text, nullable=True),
Column("ma_plz", sql.Text, nullable=True),
Column("ma_ort", sql.Text, nullable=True),
Column("ma_plz_postfach", sql.Text, nullable=True),
Column("ma_postfach", sql.Text, nullable=True),
Column("ma_website", sql.Text, nullable=True),
Column("ma_mail", sql.Text, nullable=True),
Column("ma_telefonnummer", sql.Text, nullable=True),
Column("ma_faxnummer", sql.Text, nullable=True),
Column("ma_ersteintrag_datum", SafeDateTime, nullable=True),
Column("ma_aktualisierung_datum", SafeDateTime, nullable=True),
Column("ma_aktualisierung_nutzer", sql.Text, nullable=True),
Column("ma_sollprozess", sql.Text, nullable=True),
Column("ma_auslaendische_mitarbeiter", sql.Text, nullable=True),
Column("ma_quelle_information", sql.Text, nullable=True),
Column("ma_bemerkung", sql.Text, nullable=True),
Column("ma_kontakt", sql.Boolean, nullable=True),
Column("ma_schlagworte", sql.Text, nullable=True),
Column("ma_archiviert", sql.Boolean, nullable=True, default=False),
)
ext_crm_master_schema: t.PolarsSchema = {
"ma_id": pl.UInt64,
"wce_id": pl.UInt64,
"ma_unternehmensname": pl.String,
"ma_branche": pl.String,
"ma_strasse": pl.String,
"ma_hausnummer": pl.String,
"ma_plz": pl.String,
"ma_ort": pl.String,
"ma_plz_postfach": pl.String,
"ma_postfach": pl.String,
"ma_website": pl.String,
"ma_mail": pl.String,
"ma_telefonnummer": pl.String,
"ma_faxnummer": pl.String,
"ma_ersteintrag_datum": pl.Datetime,
"ma_aktualisierung_datum": pl.Datetime,
"ma_aktualisierung_nutzer": pl.String,
"ma_sollprozess": pl.String,
"ma_auslaendische_mitarbeiter": pl.String,
"ma_quelle_information": pl.String,
"ma_bemerkung": pl.String,
"ma_kontakt": pl.Boolean,
"ma_schlagworte": pl.String,
"ma_archiviert": pl.Boolean,
}
def get_ext_crm_master(
db_path: Path | None,
) -> pl.DataFrame:
if db_path is None:
ENV_PTH = os.environ.get("DOPT_DB_CRM", None)
if ENV_PTH is None:
raise ValueError("No database path provided or found as ENV var.")
db_path = Path(ENV_PTH)
if not db_path.exists():
raise FileNotFoundError(f"Database not found under >{db_path}<")
engine = sql.create_engine(f"sqlite:///{db_path}")
stmt = sql.select(ext_crm_master)
return pl.read_database(stmt, engine, schema_overrides=ext_crm_master_schema)
df_crm_master = get_ext_crm_master(None)
ext_crm_nutzer: sql.Table = Table(
"Nutzer",
md_crm,
Column("wce_id", sql.Integer, nullable=False, unique=True),
Column("wce_name", sql.Text, nullable=True),
Column("wce_vorname", sql.Text, nullable=True),
Column("wce_kuerzel", sql.Text, nullable=True),
Column("wce_passwort", sql.Text, nullable=True),
Column("wce_angelegt_am", sql.DateTime, nullable=True),
Column("wce_rolle", sql.Text, nullable=True),
Column("wce_angelegt_von", sql.Text, nullable=True),
Column("wce_aktiv", sql.Boolean, nullable=True),
Column("wce_letzter_login", sql.DateTime, nullable=True),
)
ext_crm_nutzer_schema: t.PolarsSchema = {
"wce_id": pl.UInt64,
"wce_name": pl.String,
"wce_vorname": pl.String,
"wce_kuerzel": pl.String,
"wce_passwort": pl.String,
"wce_angelegt_am": pl.Datetime,
"wce_rolle": pl.String,
"wce_angelegt_von": pl.String,
"wce_aktiv": pl.Boolean,
"wce_letzter_login": pl.Datetime,
}