Step 3：Study / Site / StudyMember + 项目权限

backend/app/schemas/member.py

@@ -0,0 +1,29 @@
+import uuid
+from datetime import datetime
+from typing import Literal, Optional
+
+from pydantic import BaseModel, ConfigDict, Field
+
+StudyRole = Literal["PM", "CRA", "PV", "IMP"]
+
+
+class StudyMemberCreate(BaseModel):
+    user_id: uuid.UUID
+    role_in_study: StudyRole
+    is_active: bool = True
+
+
+class StudyMemberUpdate(BaseModel):
+    role_in_study: Optional[StudyRole] = None
+    is_active: Optional[bool] = None
+
+
+class StudyMemberRead(BaseModel):
+    id: uuid.UUID
+    study_id: uuid.UUID
+    user_id: uuid.UUID
+    role_in_study: StudyRole
+    is_active: bool
+    added_at: datetime
+
+    model_config = ConfigDict(from_attributes=True)

backend/app/schemas/site.py

@@ -0,0 +1,34 @@
+import uuid
+from datetime import datetime
+from typing import Optional
+
+from pydantic import BaseModel, ConfigDict, Field
+
+
+class SiteCreate(BaseModel):
+    name: str = Field(min_length=1)
+    city: Optional[str] = None
+    pi_name: Optional[str] = None
+    contact: Optional[str] = None
+    is_active: bool = True
+
+
+class SiteUpdate(BaseModel):
+    name: Optional[str] = None
+    city: Optional[str] = None
+    pi_name: Optional[str] = None
+    contact: Optional[str] = None
+    is_active: Optional[bool] = None
+
+
+class SiteRead(BaseModel):
+    id: uuid.UUID
+    study_id: uuid.UUID
+    name: str
+    city: Optional[str]
+    pi_name: Optional[str]
+    contact: Optional[str]
+    is_active: bool
+    created_at: datetime
+
+    model_config = ConfigDict(from_attributes=True)

backend/app/schemas/study.py

@@ -0,0 +1,39 @@
+import uuid
+from datetime import datetime
+from typing import Literal, Optional
+
+from pydantic import BaseModel, ConfigDict, Field
+
+StudyStatus = Literal["DRAFT", "ACTIVE", "CLOSED"]
+
+
+class StudyCreate(BaseModel):
+    code: str = Field(min_length=1)
+    name: str = Field(min_length=1)
+    sponsor: Optional[str] = None
+    protocol_no: Optional[str] = None
+    phase: Optional[str] = None
+    status: StudyStatus = "DRAFT"
+
+
+class StudyUpdate(BaseModel):
+    code: Optional[str] = None
+    name: Optional[str] = None
+    sponsor: Optional[str] = None
+    protocol_no: Optional[str] = None
+    phase: Optional[str] = None
+    status: Optional[StudyStatus] = None
+
+
+class StudyRead(BaseModel):
+    id: uuid.UUID
+    code: str
+    name: str
+    sponsor: Optional[str]
+    protocol_no: Optional[str]
+    phase: Optional[str]
+    status: StudyStatus
+    created_by: Optional[uuid.UUID]
+    created_at: datetime
+
+    model_config = ConfigDict(from_attributes=True)