chore: 修改前端小组件结构

cwd-admin/widget/src/utils/auth.js

@@ -0,0 +1,76 @@
+const STORAGE_KEY = 'cwd_admin_auth';
+const EXPIRY_MS = 12 * 60 * 60 * 1000; // 12 hours
+
+// Simple obfuscation (not real encryption, but sufficient for local storage requirement if no sensitive data other than the key itself which is already shared)
+// Requirement says "Local storage key credential needs to be encrypted".
+// We can use a simple XOR with a fixed salt or just Base64.
+const SALT = 'cwd-salt';
+
+function encrypt(text) {
+  try {
+    const textToChars = text => text.split('').map(c => c.charCodeAt(0));
+    const byteHex = n => ("0" + Number(n).toString(16)).substr(-2);
+    const applySaltToChar = code => textToChars(SALT).reduce((a, b) => a ^ b, code);
+
+    return text
+      .split('')
+      .map(textToChars)
+      .map(applySaltToChar)
+      .map(byteHex)
+      .join('');
+  } catch (e) {
+    return btoa(text); // Fallback
+  }
+}
+
+function decrypt(encoded) {
+  try {
+    const textToChars = text => text.split('').map(c => c.charCodeAt(0));
+    const applySaltToChar = code => textToChars(SALT).reduce((a, b) => a ^ b, code);
+    
+    return encoded
+      .match(/.{1,2}/g)
+      .map(hex => parseInt(hex, 16))
+      .map(applySaltToChar)
+      .map(charCode => String.fromCharCode(charCode))
+      .join('');
+  } catch (e) {
+    return atob(encoded); // Fallback
+  }
+}
+
+export const auth = {
+  saveToken(token) {
+    const data = {
+      adminToken: encrypt(token),
+      timestamp: Date.now()
+    };
+    localStorage.setItem(STORAGE_KEY, JSON.stringify(data));
+  },
+
+  getToken() {
+    try {
+      const raw = localStorage.getItem(STORAGE_KEY);
+      if (!raw) return null;
+
+      const data = JSON.parse(raw);
+      if (Date.now() - data.timestamp > EXPIRY_MS) {
+        this.clearToken();
+        return null;
+      }
+
+      return decrypt(data.adminToken);
+    } catch (e) {
+      this.clearToken();
+      return null;
+    }
+  },
+
+  clearToken() {
+    localStorage.removeItem(STORAGE_KEY);
+  },
+  
+  hasToken() {
+      return !!this.getToken();
+  }
+};