feat: add config v2 to simplify billing (#428)

* feat: add model config v2

* chore: centralize user org selection

* chore: move preferences to platform settings

* fix: decouple org preference and ai model preferences

api/services/organization_preferences.py

@@ -0,0 +1,62 @@
+from inspect import isawaitable
+
+from loguru import logger
+from pydantic import ValidationError
+
+from api.db import db_client
+from api.enums import OrganizationConfigurationKey
+from api.schemas.organization_preferences import OrganizationPreferences
+
+
+async def get_organization_preferences(
+    organization_id: int | None,
+    db=None,
+) -> OrganizationPreferences:
+    if organization_id is None:
+        return OrganizationPreferences()
+
+    db = db or db_client
+    row = await _get_configuration(
+        db,
+        organization_id,
+        OrganizationConfigurationKey.ORGANIZATION_PREFERENCES.value,
+    )
+    if row is None:
+        row = await _get_configuration(
+            db,
+            organization_id,
+            OrganizationConfigurationKey.MODEL_CONFIGURATION_PREFERENCES.value,
+        )
+    return _parse_preferences(row.value if row is not None else None, organization_id)
+
+
+async def upsert_organization_preferences(
+    organization_id: int,
+    preferences: OrganizationPreferences,
+) -> OrganizationPreferences:
+    await db_client.upsert_configuration(
+        organization_id,
+        OrganizationConfigurationKey.ORGANIZATION_PREFERENCES.value,
+        preferences.model_dump(mode="json", exclude_none=True),
+    )
+    return preferences
+
+
+async def _get_configuration(db, organization_id: int, key: str):
+    row = db.get_configuration(organization_id, key)
+    if isawaitable(row):
+        row = await row
+    return row
+
+
+def _parse_preferences(value, organization_id: int) -> OrganizationPreferences:
+    if not value or not isinstance(value, dict):
+        return OrganizationPreferences()
+    try:
+        return OrganizationPreferences.model_validate(value)
+    except ValidationError as exc:
+        logger.warning(
+            "Invalid organization preferences for organization "
+            f"{organization_id}: {exc}. Returning defaults."
+        )
+        return OrganizationPreferences()