112 lines
2.9 KiB
TypeScript
112 lines
2.9 KiB
TypeScript
"use client";
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import { createContext, useContext, useState, useEffect, ReactNode } from "react";
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interface User {
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id: number;
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email: string;
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}
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interface AuthContextType {
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user: User | null;
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token: string | null;
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isLoading: boolean;
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login: (email: string, password: string) => Promise<void>;
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register: (email: string, password: string) => Promise<void>;
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logout: () => void;
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}
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const AuthContext = createContext<AuthContextType | null>(null);
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export function AuthProvider({ children }: { children: ReactNode }) {
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const [user, setUser] = useState<User | null>(null);
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const [token, setToken] = useState<string | null>(null);
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const [isLoading, setIsLoading] = useState(true);
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useEffect(() => {
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const storedToken = localStorage.getItem("token");
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if (storedToken) {
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setToken(storedToken);
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fetchUser(storedToken);
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} else {
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setIsLoading(false);
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}
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}, []);
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const fetchUser = async (authToken: string) => {
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try {
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const res = await fetch("http://localhost:8000/api/auth/me", {
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headers: { Authorization: `Bearer ${authToken}` },
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});
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if (res.ok) {
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const userData = await res.json();
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setUser(userData);
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} else {
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localStorage.removeItem("token");
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setToken(null);
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}
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} catch {
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localStorage.removeItem("token");
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setToken(null);
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} finally {
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setIsLoading(false);
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}
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};
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const login = async (email: string, password: string) => {
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const res = await fetch("http://localhost:8000/api/auth/login", {
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method: "POST",
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headers: { "Content-Type": "application/json" },
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body: JSON.stringify({ email, password }),
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});
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if (!res.ok) {
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const error = await res.json();
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throw new Error(error.detail || "Login failed");
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}
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const data = await res.json();
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localStorage.setItem("token", data.access_token);
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setToken(data.access_token);
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setUser(data.user);
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};
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const register = async (email: string, password: string) => {
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const res = await fetch("http://localhost:8000/api/auth/register", {
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method: "POST",
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headers: { "Content-Type": "application/json" },
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body: JSON.stringify({ email, password }),
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});
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if (!res.ok) {
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const error = await res.json();
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throw new Error(error.detail || "Registration failed");
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}
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const data = await res.json();
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localStorage.setItem("token", data.access_token);
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setToken(data.access_token);
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setUser(data.user);
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};
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const logout = () => {
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localStorage.removeItem("token");
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setToken(null);
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setUser(null);
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};
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return (
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<AuthContext.Provider value={{ user, token, isLoading, login, register, logout }}>
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{children}
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</AuthContext.Provider>
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);
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}
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export function useAuth() {
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const context = useContext(AuthContext);
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if (!context) {
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throw new Error("useAuth must be used within an AuthProvider");
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}
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return context;
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}
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