chore(): test and validation improvements

src/backend/api/v1/users/schemas.py

@@ -1,14 +1,11 @@
 from typing import ClassVar
 
 from ninja import ModelSchema, Schema
-from pydantic import Field
 
-from apps.users.models import User
+from apps.users.models import User, UserRole
 
 
 class UserOut(ModelSchema):
-    is_active: bool
-
     class Meta:
         model = User
         fields: ClassVar[tuple[str, ...]] = (
@@ -18,97 +15,41 @@ class UserOut(ModelSchema):
             User.role.field.name,
             User.first_name.field.name,
             User.last_name.field.name,
-            User._meta.get_field("is_active").name,
+            User.is_active.field.name,
         )
 
 
-class UserCreateIn(Schema):
-    username: str = Field(
-        ...,
-        min_length=1,
-        max_length=150,
-        description="Unique username for the new account.",
-    )
-    email: str = Field(
-        ...,
-        min_length=1,
-        max_length=254,
-        description="Email address.",
-    )
-    password: str = Field(
-        ...,
-        min_length=8,
-        max_length=128,
-        description="Account password (min 8 characters).",
-    )
-    role: str = Field(
-        "viewer",
-        description=(
-            "Platform role to assign. "
-            "One of: admin, experimenter, approver, viewer."
-        ),
-    )
-    first_name: str = Field(
-        "",
-        max_length=150,
-        description="First name.",
-    )
-    last_name: str = Field(
-        "",
-        max_length=150,
-        description="Last name.",
-    )
+class UserCreateIn(ModelSchema):
+    role: UserRole = UserRole.VIEWER
+
+    class Meta:
+        model = User
+        fields: ClassVar[tuple[str, ...]] = (
+            User.username.field.name,
+            User.email.field.name,
+            User.password.field.name,
+            User.role.field.name,
+        )
 
 
-class UserUpdateIn(Schema):
-    username: str | None = Field(
-        None,
-        min_length=1,
-        max_length=150,
-        description="New username.",
-    )
-    email: str | None = Field(
-        None,
-        min_length=1,
-        max_length=254,
-        description="New email address.",
-    )
-    password: str | None = Field(
-        None,
-        min_length=8,
-        max_length=128,
-        description="New password (min 8 characters).",
-    )
-    role: str | None = Field(
-        None,
-        description=(
-            "New platform role. One of: admin, experimenter, approver, viewer."
-        ),
-    )
-    first_name: str | None = Field(
-        None,
-        max_length=150,
-        description="New first name.",
-    )
-    last_name: str | None = Field(
-        None,
-        max_length=150,
-        description="New last name.",
-    )
-    is_active: bool | None = Field(
-        None,
-        description="Set active/inactive status.",
-    )
+class UserUpdateIn(ModelSchema):
+    username: str | None = None
+    email: str | None = None
+    first_name: str | None = None
+    last_name: str | None = None
+
+    class Meta:
+        model = User
+        fields: ClassVar[tuple[str, ...]] = (
+            User.username.field.name,
+            User.email.field.name,
+            User.first_name.field.name,
+            User.last_name.field.name,
+        )
 
 
 class UserRoleAssignIn(Schema):
-    role: str = Field(
-        ...,
-        description=(
-            "Platform role to assign. "
-            "One of: admin, experimenter, approver, viewer."
-        ),
-    )
+    role: UserRole
 
 
 class UserListOut(Schema):