from fastapi import FastAPI, Response, status, HTTPException

from fastapi.params import Body

from pydantic import BaseModel

from typing import Optional

from random import randrange

app = FastAPI()

class Post(BaseModel):

title: str

content: str

published: bool = True

rating: Optional[int] = None

my_posts = [{"title": "title of post 1", "content": "content of post 1", "id": 1}, {"title": "favorite foods", "content": "pizza", "id": 2}]

def find_post(id):

for p in my_posts:

if p["id"] == id:

return p

def find_index_post(id):

for i, p in enumerate(my_posts):

if p['id'] == id:

return i

@app.get("/")

def root():

return {"message": "Welcome to my API"}

@app.get("/posts")

def get_posts():

return {"data": my_posts}

@app.post("/posts", status_code=status.HTTP_201_CREATED)

def create_post(post: Post):

post_dict = post.dict()

post_dict['id'] = randrange(0, 100000)

my_posts.append(post_dict)

return {"data": post_dict}

# @app.get("/posts/latest")

# def get_latest_post():

# post = my_posts[len(my_posts)-1]

# return {"detail":post}

@app.get("/posts/{id}")

def get_posts(id: int):

post = find_post(id)

if not post:

raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail=f"post with id: {id} was not found")

return{"post_detail": post}

#deleting a post,

@app.delete("/posts/{id}", status_code=status.HTTP_204_NO_CONTENT)

def delete_posts(id: int):

index = find_index_post(id)

if index == None:

raise HTTPException(status_code=status.HTTP_204_NO_CONTENT,detail=f"post with id: {id} does not exist")

my_posts.pop(index)

return Response(status_code=status.HTTP_204_NO_CONTENT)

#update post

@app.put("posts/{id}")

def update_post(id: int, post:Post):

index = find_index_post(id)

if index == None:

raise HTTPException(status_code=status.HTTP_204_NO_CONTENT,detail=f"post with id: {id} does not exist")

post_dict = post.dict()

post_dict['id'] = id

my_posts[index] = post_dict

print(post)

return {'data': post_dict}