feat(jwt): add iat field

https://g.codrs.ru/Hackaton/Backend/pulls/2#issuecomment-23
https://g.codrs.ru/Hackaton/Backend/pulls/2#issuecomment-31

.env.tmp

@@ -0,0 +1,2 @@
+KEY=  # Key for JWT token
+POSTGRES_URL=postgresql://

api/auth.py

@@ -0,0 +1,28 @@
+from flask import Blueprint, request, jsonify
+from model.user import User
+
+auth = Blueprint("auth", __name__)
+
+
+@auth.route('/login', methods = ['POST'])
+def login():
+    if request.is_json:
+        req = request.json
+
+        email = req.get('email')
+        password = req.get('password')
+
+        if not email or not password:
+            return "Request must have email and password", 400
+
+        if len(email.strip()) < 4 or '@' not in email or '.' not in email:
+            return "Email is incorrect", 400
+
+        if len(password.strip()) < 8:
+            return "Password is too short", 400
+
+        user = User(email, password)
+        return jsonify(user.toJson())
+
+    else:
+        return "Request is not a json", 400

app.py

@@ -1,4 +1,15 @@
+from sys import exit
 from flask import Flask
+from api.auth import auth
+from utils.loadDotEnv import initializeENV
+from utils.PostgressConnect import PSQLConnect, PSQLCursor
+
+if not initializeENV():
+    exit(-1)
+
+#conn = PSQLConnect()
+#cur = PSQLCursor(conn)
 
 app = Flask(__name__)
 
+app.register_blueprint(auth, url_prefix='/api/auth')

dependencies.txt

@@ -1 +1,5 @@
 flask==3.1.2
+python-dotenv
+psycopg2-binary
+pyjwt
+loguru

model/user.py

@@ -0,0 +1,20 @@
+from dataclasses import dataclass
+import json
+from utils.token import generateKey
+
+@dataclass
+class User:
+    id: int
+    name: str
+    role: str
+    token: str
+
+    def __init__(self, email: str, passwd: str):
+        #us = getUsModel() #возвращает словарь
+        self.id = 1#us['id']
+        self.name = 'Bob'#us['name']
+        self.role = 'Backend'#us['role']
+        self.token = generateKey(email, passwd)
+
+    def toJson(self):
+        return {"user": {"id": self.id, "name": self.name, "role": self.role}, "token": self.token}

utils/PostgressConnect.py

@@ -0,0 +1,10 @@
+import psycopg2
+import os
+
+def PSQLConnect():
+    conn = psycopg2.connect(os.getenv('POSTGRES_URL'))
+    return conn
+
+def PSQLCursor(conn):
+    cur = conn.cursor()
+    return cur

utils/loadDotEnv.py

@@ -0,0 +1,14 @@
+import os
+from dotenv import load_dotenv
+from loguru import logger as log
+
+DOTENV_PATH = '.env'
+
+def initializeENV() -> bool:
+    if os.path.exists(DOTENV_PATH):
+        load_dotenv(DOTENV_PATH)
+        log.info('.env is loaded')
+        return True
+    else:
+        log.error('.env isn`t loaded')
+        return False

utils/token.py

@@ -0,0 +1,8 @@
+import jwt
+import os
+from time import time
+
+def generateKey(email, passwd):
+    key = os.getenv('KEY')
+    encoded = jwt.encode({email: passwd, 'iat': time()}, key, algorithm="HS256")
+    return encoded