continue work on new data model

prototypes/dual_dict.py

@@ -0,0 +1,54 @@
+# %%
+from __future__ import annotations
+
+import copy
+from typing import Any
+
+from dopt_basics.datastructures import DualDict
+
+from wce_crm.data_models import FIELD_DB_MAPPING_GRUNDERERFASSUNG_PERSONEN
+
+# %%
+dd: DualDict[str, str] = DualDict(peter="test")
+
+
+# %%
+def rename_db_data(
+    db_data: dict[str, Any],
+    mapping: DualDict,
+) -> dict[str, Any]:
+    new_db_data = copy.deepcopy(db_data)
+
+    for k, v in db_data.items():
+        if k in mapping:
+            new_db_data[mapping[k]] = v
+            del new_db_data[k]
+
+        if k in mapping.inverted:
+            new_db_data[mapping.inverted[k]] = v
+            del new_db_data[k]
+
+    return new_db_data
+
+
+form_data = {
+    "Metadaten_erstellung": "t1",
+    "Metadaten_aktualisierung": "t2",
+    "Metadaten_nutzer": "t3",
+}
+db_data = rename_db_data(form_data, FIELD_DB_MAPPING_GRUNDERERFASSUNG_PERSONEN)
+# %%
+db_data
+
+# %%
+cvt_form_data = rename_db_data(db_data, FIELD_DB_MAPPING_GRUNDERERFASSUNG_PERSONEN)
+cvt_form_data
+# %%
+dd["test"] = "peter"
+# %%
+dd["test"]
+# %%
+dd.inverted["peter"]
+# %%
+dd
+# %%