Initialize chapter 6

Author: Youngestdev

ch06/planner/database/__init__.py

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+from fastapi import FastAPI
+from fastapi.responses import RedirectResponse
+
+from routes.users import user_router
+from routes.events import event_router
+
+import uvicorn
+
+app = FastAPI()
+
+# Register routes
+
+app.include_router(user_router,  prefix="/user")
+app.include_router(event_router, prefix="/event")
+
+
+@app.get("/")
+async def home():
+    return RedirectResponse(url="/event/")
+
+if __name__ == '__main__':
+    uvicorn.run("main:app", host="0.0.0.0", port=8080, reload=True)

ch06/planner/main.py

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+from typing import List
+
+from pydantic import BaseModel
+
+
+class Event(BaseModel):
+    id: int
+    title: str
+    image: str
+    description: str
+    tags: List[str]
+    location: str
+
+    class Config:
+        schema_extra = {
+            "example": {
+                "title": "FastAPI BookLaunch",
+                "image": "https://linktomyimage.com/image.png",
+                "description": "We will be discussing the contents of the FastAPI book in this event.Ensure to come with your own copy to win gifts!",
+                "tags": ["python", "fastapi", "book", "launch"],
+                "location": "Google Meet"
+            }
+        }

ch06/planner/models/__init__.py

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+from typing import Optional, List
+
+from fastapi import Form
+from pydantic import BaseModel, EmailStr
+
+from models.events import Event
+
+
+class User(BaseModel):
+    email: EmailStr
+    username: str
+    events: Optional[List[Event]]
+
+    @classmethod
+    def as_form(
+            cls,
+            email: EmailStr = Form(...),
+            username: str = Form(...),
+            password: str = Form(...)
+    ):
+        return cls(email=email, username=username, password=password)
+
+    class Config:
+        schema_extra = {
+            "example": {
+                "email": "fastapi@packt.com",
+                "username": "fastapipackt001",
+                "events": [],
+            }
+        }
+
+
+class NewUser(User):
+    password: str
+
+    class Config:
+        schema_extra = {
+            "example": {
+                "email": "fastapi@packt.com",
+                "password": "Stro0ng!",
+                "username": "FastPackt"
+            }
+        }
+
+
+class UserSignIn(BaseModel):
+    email: EmailStr
+    password: str
+
+    @classmethod
+    def as_form(
+            cls,
+            email: EmailStr = Form(...),
+            password: str = Form(...)
+    ):
+        return cls(email=email, password=password)
+
+

ch06/planner/models/events.py

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+from fastapi import APIRouter, Body, HTTPException, Request, status
+from fastapi.responses import HTMLResponse
+from fastapi.templating import Jinja2Templates
+
+from models.events import Event
+from typing import List
+
+event_router = APIRouter(
+    tags=["Events"]
+)
+
+templates = Jinja2Templates(directory="templates/")
+
+events = []
+
+
+@event_router.get("/", response_class=HTMLResponse)
+async def retrieve_all_events(request: Request):
+    return templates.TemplateResponse(
+        "event.html",
+        {
+            "request": request,
+            "events": events
+        }
+    )
+
+
+@event_router.get("/{id}", response_class=HTMLResponse)
+async def retrieve_event(id: int, request: Request):
+    for event in events:
+        if event.id == id:
+            return templates.TemplateResponse(
+                "event.html",
+                {
+                    "request": request,
+                    "event": event
+                }
+            )
+
+    raise HTTPException(
+        status_code=status.HTTP_404_NOT_FOUND,
+        detail="Event with supplied ID does not exist"
+    )
+
+
+@event_router.post("/new")
+async def create_event(body: Event = Body(...)):
+    events.append(body)
+    return {
+        "message": "Event created successfully"
+    }
+
+
+@event_router.delete("/{id}")
+async def delete_event(id: int):
+    for event in events:
+        if event.id == id:
+            events.remove(event)
+            return {
+                "message": "Event deleted successfully"
+            }
+
+    raise HTTPException(
+        status_code=status.HTTP_404_NOT_FOUND,
+        detail="Event with supplied ID does not exist"
+    )

ch06/planner/models/users.py

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+from fastapi import APIRouter, HTTPException, Request, status, Depends
+from fastapi.templating import Jinja2Templates
+
+from models.users import NewUser, UserSignIn
+
+user_router = APIRouter(
+    tags=["User"],
+)
+
+users = {}
+templates = Jinja2Templates(directory="templates/")
+
+
+@user_router.post("/signup")
+async def sign_user_up(request: Request, data: NewUser = Depends(NewUser.as_form)):
+    if data.email in users:
+        raise HTTPException(
+            status_code=status.HTTP_409_CONFLICT,
+            detail="User with supplied username exists"
+        )
+
+    users[data.email] = data
+
+    return templates.TemplateResponse("user.html", {
+        "request": request,
+        "signed_in": True,
+    })
+
+
+@user_router.post("/signin")
+async def sign_user_in(request: Request, user: UserSignIn = Depends(UserSignIn.as_form)):
+    if user.email not in users:
+        raise HTTPException(
+            status_code=status.HTTP_404_NOT_FOUND,
+            detail="User does not exist"
+        )
+
+    if users[user.email].password != user.password:
+        raise HTTPException(
+            status_code=status.HTTP_403_FORBIDDEN,
+            detail="Wrong credential passed"
+        )
+    return templates.TemplateResponse(
+        "index.html",
+        {
+            "request": request,
+            "signed_in": True
+        }
+    )
+
+
+@user_router.get("/")
+async def render_login_page(request: Request):
+    return templates.TemplateResponse(
+        "user.html", {
+            "request": request,
+            "sign_in": True
+        }
+    )
+
+
+@user_router.get("/signup")
+async def render_signup_page(request: Request):
+    return templates.TemplateResponse(
+        "user.html", {
+            "request": request,
+            "sign_in": False
+        }
+    )

ch06/planner/routes/__init__.py

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+{% extends "index.html" %}
+
+{% block events %}
+
+{% if event %}
+<section class="post-content-section">
+    <div class="container">
+        <div class="thumbnail">
+            <img src="{{ event.image }}" alt="{{ event.title }}">
+            <div class="caption">
+                <h2>{{ event.title }}</h2>
+            </div>
+        </div>
+        <p>
+            {{ event.description }}
+        </p>
+
+        <h4>Location</h4>
+        <p>{{ event.location }}</p>
+
+        <h4>Tags</h4>
+        <p>{{ event.tags | join(', ') | capitalize }}</p>
+    </div>
+
+</section>
+{% endif %}
+
+{% for event in events %}
+<div class="jumbotron card">
+    <div class="container-fluid">
+        <div class="thumbnail">
+            <img src="{{ event.image }}" class="img-fluid" alt="{{ event.title }}">
+            <div class="caption">
+                <h2><a href="/event/{{ event.id }}"> {{ event.title }} </a></h2>
+            </div>
+        </div>
+        <h4>Description</h4>
+        <p>{{ event.description }} </p>
+
+        <h4>Location</h4>
+        <p>This event will be happening in {{ event.location }}</p>
+
+        <h4>Tags</h4>
+        {{ event.tags | join(', ') | capitalize }}
+    </div>
+</div>
+
+{% endfor %}
+
+{% endblock %}

ch06/planner/routes/events.py

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+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta http-equiv="X-UA-Compatible" content="IE=edge">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Packt Event Planner</title>
+    <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.0/css/bootstrap.min.css"
+          integrity="sha384-9gVQ4dYFwwWSjIDZnLEWnxCjeSWFphJiwGPXr1jddIhOegiu1FwO5qRGvFXOdJZ4" crossorigin="anonymous">
+    <link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.0.10/css/all.css"
+          integrity="sha384-+d0P83n9kaQMCwj8F4RJB66tzIwOKmrdb46+porD/OvrJ+37WqIM7UoBtwHO6Nlg" crossorigin="anonymous">
+</head>
+<body>
+<header>
+    <nav class="navbar navbar-default navbar-static-top">
+        <div class="container-fluid">
+            <div style="text-align: center;" class="navbar-header">
+                <h1>Packt Event Planner</h1>
+            </div>
+            <ul class="nav navbar-nav navbar-right">
+                {% if signed_in %}
+                <button type="button" class="btn btn-primary navbar-btn">Sign Out</button>
+                {% else %}
+                <a href="/user/" class="btn btn-primary" role="button">Sign In</a>
+                {% endif %}
+            </ul>
+        </div>
+    </nav>
+</header>
+<div class="container-fluid">
+    Welcome to Packt's event planner! Check out the events happening around the globe.
+    <hr>
+    {% block user %}{% endblock %}
+    {% block events %}{% endblock %}
+
+
+</div>
+</body>
+</html>