feat : init elements

src/services/courses/elements.py

@@ -0,0 +1,148 @@
+from pydantic import BaseModel
+from src.services.database import create_config_collection, check_database, create_database, learnhouseDB
+from src.services.security import verify_user_rights_with_roles
+from src.services.users import PublicUser, User
+from fastapi import FastAPI, HTTPException, status, Request, Response, BackgroundTasks, UploadFile, File
+from uuid import uuid4
+from datetime import datetime
+
+#### Classes ####################################################
+
+class Element(BaseModel):
+    name: str
+    element_type: str
+    content: str
+    
+
+
+class ElementInDB(Element):
+    element_id: str
+    coursechapter_id: str
+    creationDate: str
+    updateDate: str
+
+#### Classes ####################################################
+
+
+####################################################
+# CRUD
+####################################################
+
+
+async def create_element(element_object: Element, coursechapter_id : str , current_user: PublicUser):
+    await check_database()
+    elements = learnhouseDB["elements"]
+
+    # generate element_id
+    element_id = str(f"element_{uuid4()}")
+
+    hasRoleRights = await verify_user_rights_with_roles("create", current_user.user_id, element_id)
+
+    if not hasRoleRights:
+        raise HTTPException(
+            status_code=status.HTTP_409_CONFLICT, detail="Roles : Insufficient rights to perform this action")
+
+    # create element
+    element = ElementInDB(**element_object.dict(), creationDate=str(
+        datetime.now()), coursechapter_id=coursechapter_id, updateDate=str(datetime.now()), element_id=element_id)
+    elements.insert_one(element.dict())
+
+    return element
+
+
+async def get_element(element_id: str, current_user: PublicUser):
+    await check_database()
+    elements = learnhouseDB["elements"]
+
+    element = elements.find_one({"element_id": element_id})
+
+    # verify course rights
+    hasRoleRights = await verify_user_rights_with_roles("read", current_user.user_id, element_id)
+
+    if not hasRoleRights:
+        raise HTTPException(
+            status_code=status.HTTP_409_CONFLICT, detail="Roles : Insufficient rights to perform this action")
+
+    if not element:
+        raise HTTPException(
+            status_code=status.HTTP_409_CONFLICT, detail="Course does not exist")
+
+    element = ElementInDB(**element)
+    return element
+
+
+async def update_element(element_object: Element, element_id: str, current_user: PublicUser):
+    await check_database()
+
+    # verify course rights
+    await verify_user_rights_with_roles("update", current_user.user_id, element_id)
+
+    elements = learnhouseDB["elements"]
+
+    element = elements.find_one({"element_id": element_id})
+
+    if element:
+        creationDate = element["creationDate"]
+
+        # get today's date
+        datetime_object = datetime.now()
+
+        updated_course = ElementInDB(
+            element_id=element_id,coursechapter_id=element["coursechapter_id"] ,creationDate=creationDate, updateDate=str(datetime_object), **element_object.dict())
+
+        elements.update_one({"element_id": element_id}, {
+            "$set": updated_course.dict()})
+
+        return ElementInDB(**updated_course.dict())
+
+    else:
+        raise HTTPException(
+            status_code=status.HTTP_409_CONFLICT, detail="Element does not exist")
+
+
+async def delete_element(element_id: str, current_user: PublicUser):
+    await check_database()
+
+    # verify course rights
+    await verify_user_rights_with_roles("delete", current_user.user_id, element_id)
+
+    elements = learnhouseDB["elements"]
+
+    element = elements.find_one({"element_id": element_id})
+
+    if not element:
+        raise HTTPException(
+            status_code=status.HTTP_409_CONFLICT, detail="Element does not exist")
+
+    isDeleted = elements.delete_one({"element_id": element_id})
+
+    if isDeleted:
+        return {"detail": "Element deleted"}
+    else:
+        raise HTTPException(
+            status_code=status.HTTP_503_SERVICE_UNAVAILABLE, detail="Unavailable database")
+
+####################################################
+# Misc
+####################################################
+
+
+async def get_elements(coursechapter_id: str, current_user: PublicUser):
+    await check_database()
+    elements = learnhouseDB["elements"]
+
+    # verify course rights
+    await verify_user_rights_with_roles("read", current_user.user_id, coursechapter_id)
+
+    elements = elements.find({"coursechapter_id": coursechapter_id})
+
+    if not elements:
+        raise HTTPException(
+            status_code=status.HTTP_409_CONFLICT, detail="No elements found")
+
+    elements_list = []
+
+    for element in elements:
+        elements_list.append(Element(**element))
+
+    return elements_list