优化构架

src/core/auth/jwt.ts

@@ -0,0 +1,26 @@
+export interface PlatformJwtClaims {
+  user_id?: string | number
+  username?: string
+  app_code?: string
+  roles?: string[]
+  permissions?: string[]
+  tenant_id?: string | number
+  membership_id?: string | number
+  exp?: number
+}
+
+function decodeBase64Url(value: string): string {
+  const normalized = value.replace(/-/g, '+').replace(/_/g, '/')
+  const padded = normalized.padEnd(Math.ceil(normalized.length / 4) * 4, '=')
+  return atob(padded)
+}
+
+export function decodeJwtClaims(token: string): PlatformJwtClaims {
+  const payload = token.split('.')[1]
+  if (!payload) throw new Error('登录响应中的 accessToken 格式无效')
+  try {
+    return JSON.parse(decodeBase64Url(payload)) as PlatformJwtClaims
+  } catch {
+    throw new Error('登录响应中的 accessToken 无法解析')
+  }
+}