[dyad] wrote 6 file(s)

src/services/AuthService.ts

@@ -0,0 +1,94 @@
+import { showError, showSuccess } from "@/utils/toast";
+
+interface User {
+  id: number;
+  username: string;
+  is_admin: boolean;
+}
+
+class AuthService {
+  private token: string | null;
+  private user: User | null;
+
+  constructor() {
+    this.token = localStorage.getItem("token");
+    const userStr = localStorage.getItem("user");
+    this.user = userStr ? JSON.parse(userStr) : null;
+  }
+
+  isAuthenticated(): boolean {
+    return !!this.token;
+  }
+
+  getUser(): User | null {
+    return this.user;
+  }
+
+  getToken(): string | null {
+    return this.token;
+  }
+
+  getHeaders(): Record<string, string> {
+    return {
+      "Authorization": `Bearer ${this.token}`,
+      "Content-Type": "application/json"
+    };
+  }
+
+  async login(username: string, password: string): Promise<boolean> {
+    try {
+      const response = await fetch("/api/auth/login", {
+        method: "POST",
+        headers: { "Content-Type": "application/json" },
+        body: JSON.stringify({ username, password })
+      });
+
+      const data = await response.json();
+
+      if (!response.ok) {
+        throw new Error(data.message || "Erreur de connexion");
+      }
+
+      this.token = data.token;
+      this.user = data.user;
+      localStorage.setItem("token", this.token);
+      localStorage.setItem("user", JSON.stringify(this.user));
+      
+      showSuccess("Connexion réussie");
+      return true;
+    } catch (error) {
+      showError(error instanceof Error ? error.message : "Erreur de connexion");
+      return false;
+    }
+  }
+
+  logout(): void {
+    localStorage.removeItem("token");
+    localStorage.removeItem("user");
+    this.token = null;
+    this.user = null;
+    showSuccess("Déconnexion réussie");
+  }
+
+  async checkTokenValidity(): Promise<boolean> {
+    if (!this.token) return false;
+    
+    try {
+      const response = await fetch("/api/auth/me", {
+        headers: this.getHeaders()
+      });
+      
+      if (!response.ok) {
+        this.logout();
+        return false;
+      }
+      
+      return true;
+    } catch (error) {
+      this.logout();
+      return false;
+    }
+  }
+}
+
+export default new AuthService();