110 lines
3.0 KiB
TypeScript
110 lines
3.0 KiB
TypeScript
import React, { createContext, useContext, useState, useEffect, useCallback } from "react";
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interface User {
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id: number;
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username: string;
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email: string;
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created_at: 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: (username: string, 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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const API_BASE = "";
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export function AuthProvider({ children }: { children: React.ReactNode }) {
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const [user, setUser] = useState<User | null>(null);
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const [token, setToken] = useState<string | null>(() => localStorage.getItem("pettalk_token"));
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const [isLoading, setIsLoading] = useState(true);
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const fetchMe = useCallback(async (t: string) => {
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try {
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const res = await fetch("/api/me", {
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headers: { Authorization: `Bearer ${t}` },
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});
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if (res.ok) {
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const data = await res.json();
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setUser(data.user);
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} else {
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localStorage.removeItem("pettalk_token");
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setToken(null);
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}
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} catch {
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// Network error — keep token but mark as loaded
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}
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}, []);
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useEffect(() => {
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if (token) {
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fetchMe(token).finally(() => setIsLoading(false));
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} else {
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setIsLoading(false);
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}
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}, [token, fetchMe]);
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const login = async (email: string, password: string) => {
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const res = await fetch("/api/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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const data = await res.json();
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if (!res.ok) {
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throw new Error(data.error || "Login failed");
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}
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localStorage.setItem("pettalk_token", data.token);
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setToken(data.token);
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setUser(data.user);
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};
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const register = async (username: string, email: string, password: string) => {
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const res = await fetch("/api/register", {
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method: "POST",
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headers: { "Content-Type": "application/json" },
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body: JSON.stringify({ username, email, password }),
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});
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const data = await res.json();
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if (!res.ok) {
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throw new Error(data.error || "Registration failed");
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}
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localStorage.setItem("pettalk_token", data.token);
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setToken(data.token);
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setUser(data.user);
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};
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const logout = () => {
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localStorage.removeItem("pettalk_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(): AuthContextType {
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const ctx = useContext(AuthContext);
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if (!ctx) {
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throw new Error("useAuth must be used within an AuthProvider");
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}
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return ctx;
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}
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/** Helper to get auth headers for fetch calls */
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export function getAuthHeaders(): Record<string, string> {
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const token = localStorage.getItem("pettalk_token");
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if (!token) return {};
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return { Authorization: `Bearer ${token}` };
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}
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