fastapi: add base service for exposing search/get

fastapi/__init__.py

@@ -1,2 +1,3 @@
 from . import models
 from . import fastapi_dispatcher
+from . import utils

fastapi/utils.py

@@ -0,0 +1,27 @@
+# Copyright 2023 Akretion (https://www.akretion.com).
+# @author Sébastien BEAU <[email protected]>
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+
+
+from odoo import _, models
+from odoo.exceptions import MissingError
+from odoo.osv import expression
+
+
+class FilteredDomainAdapter:
+    def __init__(self, model: models.BaseModel, base_domain: list):
+        self._model = model
+        self._base_domain = base_domain
+
+    def get(self, record_id: int) -> models.BaseModel:
+        record = self._model.browse(record_id).filtered_domain(self._base_domain)
+        if record:
+            return record
+        else:
+            raise MissingError(_("The record do not exist"))
+
+    def search_with_count(self, domain: list, limit, offset):
+        domain = expression.AND([self._base_domain, domain])
+
+        count = self._model.search_count(domain)
+        return count, self._model.search(domain, limit=limit, offset=offset)