Files
koin_ping_0.2.0/frontend/src/contexts/AuthContext.jsx
KS Jannette b0572451d3 but
2026-03-28 11:55:51 -04:00

141 lines
3.7 KiB
JavaScript

/**
* AuthContext - Firebase Authentication State Management
*
* Provides authentication state, tier info, and methods throughout the app
*/
import { createContext, useContext, useEffect, useState, useCallback } from "react";
import {
createUserWithEmailAndPassword,
signInWithEmailAndPassword,
signOut,
onAuthStateChanged,
} from "firebase/auth";
import { auth } from "../firebase/config";
import { getAccount } from "../api/account";
const AuthContext = createContext();
const DEFAULT_TIER_LIMITS = {
max_addresses: 1,
max_alert_types: 1,
allowed_channels: ["email"],
};
/**
* Hook to access auth context
* @returns {Object} Auth context value
*/
export function useAuth() {
const context = useContext(AuthContext);
if (!context) {
throw new Error("useAuth must be used within AuthProvider");
}
return context;
}
/**
* AuthProvider - Wraps app and provides auth state + tier info
*/
export function AuthProvider({ children }) {
const [currentUser, setCurrentUser] = useState(null);
const [loading, setLoading] = useState(true);
const [error, setError] = useState(null);
const [userTier, setUserTier] = useState("free");
const [tierLimits, setTierLimits] = useState(DEFAULT_TIER_LIMITS);
const [addressCount, setAddressCount] = useState(0);
const [subscriptionStatus, setSubscriptionStatus] = useState("none");
const refreshAccount = useCallback(async () => {
try {
const data = await getAccount();
setUserTier(data.subscription_tier || "free");
setTierLimits(data.tier_limits || DEFAULT_TIER_LIMITS);
setAddressCount(data.address_count || 0);
setSubscriptionStatus(data.subscription_status || "none");
} catch {
// account fetch can fail during onboarding before subscription is active
}
}, []);
async function signup(email, password) {
try {
setError(null);
const result = await createUserWithEmailAndPassword(
auth,
email,
password,
);
return result.user;
} catch (err) {
setError(err.message);
throw err;
}
}
async function login(email, password) {
try {
setError(null);
const result = await signInWithEmailAndPassword(
auth,
email,
password,
);
return result.user;
} catch (err) {
setError(err.message);
throw err;
}
}
async function logout() {
try {
setError(null);
setUserTier("free");
setTierLimits(DEFAULT_TIER_LIMITS);
setAddressCount(0);
setSubscriptionStatus("none");
await signOut(auth);
} catch (err) {
setError(err.message);
throw err;
}
}
useEffect(() => {
const unsubscribe = onAuthStateChanged(auth, (user) => {
setCurrentUser(user);
setLoading(false);
if (user) {
refreshAccount();
}
});
return unsubscribe;
}, [refreshAccount]);
const isSubscribed =
subscriptionStatus === "active" || subscriptionStatus === "trialing";
const value = {
currentUser,
signup,
login,
logout,
error,
loading,
userTier,
tierLimits,
addressCount,
subscriptionStatus,
isSubscribed,
refreshAccount,
};
return (
<AuthContext.Provider value={value}>
{!loading && children}
</AuthContext.Provider>
);
}