140 lines
3.2 KiB
TypeScript
140 lines
3.2 KiB
TypeScript
import { useRouter } from "expo-router";
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import React, { createContext, useContext, useEffect, useState } from "react";
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import {
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deleteSetting,
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getSetting,
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initDB,
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setSetting,
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} from "@/services/db";
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type User = {
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id: string;
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email: string;
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name: string;
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};
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type 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: (
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email: string,
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password: string,
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token: string,
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user: User,
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) => Promise<void>;
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signup: (
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name: string,
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email: string,
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password: string,
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token: string,
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) => Promise<void>;
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logout: () => Promise<void>;
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isSignedIn: boolean;
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};
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const AuthContext = createContext<AuthContextType | undefined>(undefined);
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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>(null);
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const [isLoading, setIsLoading] = useState(true);
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const router = useRouter();
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useEffect(() => {
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bootstrapAsync();
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}, []);
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const bootstrapAsync = async () => {
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try {
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await initDB();
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const storedToken = await getSetting("authToken");
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const storedUser = await getSetting("user");
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if (storedToken && storedUser) {
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setToken(storedToken);
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setUser(JSON.parse(storedUser));
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router.replace("/home");
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} else {
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setToken(null);
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setUser(null);
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router.replace("/");
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}
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} catch (e) {
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console.error("Failed to restore token", e);
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} finally {
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setIsLoading(false);
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}
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};
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const authContext: AuthContextType = {
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user,
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token,
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isLoading,
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isSignedIn: token !== null,
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login: async (
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_email: string,
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_password: string,
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authToken: string,
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authUser: User,
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) => {
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try {
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setToken(authToken);
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setUser(authUser);
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await setSetting("authToken", authToken);
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await setSetting("user", JSON.stringify(authUser));
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router.replace("/home");
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} catch (error) {
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console.error("Login failed:", error);
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throw error;
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}
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},
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signup: async (
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name: string,
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email: string,
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password: string,
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authToken: string,
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) => {
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try {
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const newUser: User = {
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id: Date.now().toString(),
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email,
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name,
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};
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setToken(authToken);
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setUser(newUser);
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await setSetting("authToken", authToken);
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await setSetting("user", JSON.stringify(newUser));
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router.replace("/home");
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} catch (error) {
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console.error("Signup failed:", error);
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throw error;
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}
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},
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logout: async () => {
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try {
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await deleteSetting("authToken");
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await deleteSetting("user");
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setToken(null);
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setUser(null);
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router.replace("/");
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} catch (error) {
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console.error("Logout failed:", error);
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throw error;
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}
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},
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};
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return (
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<AuthContext.Provider value={authContext}>{children}</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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