busya
274510fc38
- Replaced @TIER: TRIVIAL with @COMPLEXITY: 1 - Replaced @TIER: STANDARD with @COMPLEXITY: 3 - Replaced @TIER: CRITICAL with @COMPLEXITY: 5 - Manually elevated specific critical/complex components to levels 2 and 4 - Ignored legacy, specs, and node_modules directories - Updated generated semantic map
102 lines
3.5 KiB
TypeScript
102 lines
3.5 KiB
TypeScript
// [DEF:authStore:Store]
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// @COMPLEXITY: 3
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// @SEMANTICS: auth, store, svelte, jwt, session
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// @PURPOSE: Manages the global authentication state on the frontend.
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// @LAYER: Feature
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// @RELATION: MODIFIED_BY -> handleLogin, handleLogout
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// @RELATION: BINDS_TO -> Navbar, ProtectedRoute
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import { writable } from 'svelte/store';
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import { browser } from '$app/environment';
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// [DEF:AuthState:Interface]
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/**
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* @purpose Defines the structure of the authentication state.
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*/
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export interface AuthState {
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user: any | null;
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token: string | null;
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isAuthenticated: boolean;
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loading: boolean;
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}
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// [/DEF:AuthState:Interface]
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const initialState: AuthState = {
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user: null,
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token: browser ? localStorage.getItem('auth_token') : null,
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isAuthenticated: false,
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loading: true
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};
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// [DEF:createAuthStore:Function]
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/**
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* @purpose Creates and configures the auth store with helper methods.
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* @pre No preconditions - initialization function.
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* @post Returns configured auth store with subscribe, setToken, setUser, logout, setLoading methods.
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* @returns {Writable<AuthState>}
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*/
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function createAuthStore() {
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const { subscribe, set, update } = writable<AuthState>(initialState);
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return {
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subscribe,
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// [DEF:setToken:Function]
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/**
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* @purpose Updates the store with a new JWT token.
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* @pre token must be a valid JWT string.
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* @post Store updated with new token, isAuthenticated set to true.
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* @param {string} token - The JWT access token.
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*/
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setToken: (token: string) => {
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console.log("[setToken][Action] Updating token");
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if (browser) {
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localStorage.setItem('auth_token', token);
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}
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update(state => ({ ...state, token, isAuthenticated: !!token }));
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},
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// [/DEF:setToken:Function]
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// [DEF:setUser:Function]
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/**
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* @purpose Sets the current user profile data.
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* @pre User object must contain valid profile data.
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* @post Store updated with user, isAuthenticated true, loading false.
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* @param {any} user - The user profile object.
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*/
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setUser: (user: any) => {
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console.log("[setUser][Action] Setting user profile");
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update(state => ({ ...state, user, isAuthenticated: !!user, loading: false }));
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},
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// [/DEF:setUser:Function]
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// [DEF:logout:Function]
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/**
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* @purpose Clears authentication state and storage.
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* @pre User is currently authenticated.
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* @post Auth token removed from localStorage, store reset to initial state.
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*/
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logout: () => {
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console.log("[logout][Action] Logging out");
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if (browser) {
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localStorage.removeItem('auth_token');
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}
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set({ user: null, token: null, isAuthenticated: false, loading: false });
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},
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// [/DEF:logout:Function]
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// [DEF:setLoading:Function]
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/**
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* @purpose Updates the loading state.
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* @pre None.
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* @post Store loading state updated.
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* @param {boolean} loading - Loading status.
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*/
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setLoading: (loading: boolean) => {
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console.log(`[setLoading][Action] Setting loading to ${loading}`);
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update(state => ({ ...state, loading }));
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}
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// [/DEF:setLoading:Function]
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};
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}
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// [/DEF:createAuthStore:Function]
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export const auth = createAuthStore();
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// [/DEF:authStore:Store]
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