Add new handler

backend/app/api/v1/posts.py

@@ -1,6 +1,6 @@
-from fastapi import APIRouter, Depends, HTTPException, Body
+from typing import Optional
+from fastapi import APIRouter, Depends, HTTPException, Query
 from sqlalchemy.ext.asyncio import AsyncSession
-from pydantic import BaseModel
 from app.schemas.posts import PostCreate, PostRead, PostRead
 from app.db_engine import get_async_session
 from app.models.posts import Post
@@ -14,19 +14,33 @@ router = APIRouter(
 
 
 @router.get("/")
-async def get_posts():
-    pass
-
-
-@router.get("/{id}")
-async def get_post(id: int):
-    pass
-
-
-@router.post("/")
-async def create_post(
-    post: PostCreate = Body(...), db: AsyncSession = Depends(get_async_session)
+async def get_posts(
+    page: int = Query(1, ge=1), db: AsyncSession = Depends(get_async_session)
 ):
+    pass
+
+
+@router.get("/{id}", response_model=PostRead)
+async def get_post(id: int, db: AsyncSession = Depends(get_async_session)):
+    post = await db.get(Post, id)
+    if post is None:
+        raise HTTPException(status_code=404, detail="Post not found")
+    else:
+        return post
+
+
+@router.post("/", response_model=PostRead)
+async def create_post(
+    title: str,
+    content: str,
+    images: Optional[str] = None,
+    db: AsyncSession = Depends(get_async_session),
+) -> Post:
+    try:
+        post = PostCreate(title=title, content=content, images=images)
+    except Exception as e:
+        raise HTTPException(status_code=423, detail=str("Validation error"))
+
     new_post = Post(title=post.title, content=post.content, images=post.images)
     try:
         db.add(new_post)