From 04b138d3836e03c9adbcbd367fd71d92905c5206 Mon Sep 17 00:00:00 2001
From: cloudroam <cloudroam>
Date: 星期四, 17 四月 2025 13:17:45 +0800
Subject: [PATCH] add: 重复登录处理
---
app/src/main/java/com/example/firstapp/network/TokenExpiredInterceptor.kt | 45 ++++++++++++++++++++++++++++++++++++++++-----
1 files changed, 40 insertions(+), 5 deletions(-)
diff --git a/app/src/main/java/com/example/firstapp/network/TokenExpiredInterceptor.kt b/app/src/main/java/com/example/firstapp/network/TokenExpiredInterceptor.kt
index 1c73d50..dcc4a2f 100644
--- a/app/src/main/java/com/example/firstapp/network/TokenExpiredInterceptor.kt
+++ b/app/src/main/java/com/example/firstapp/network/TokenExpiredInterceptor.kt
@@ -1,19 +1,54 @@
package com.example.firstapp.network
+import android.content.Context
+import android.content.Intent
+import android.widget.Toast
+import com.example.firstapp.activity.LoginActivity
import com.example.firstapp.utils.PreferencesManager
import okhttp3.Interceptor
import okhttp3.Response
+import kotlin.concurrent.thread
-class TokenExpiredInterceptor : Interceptor {
+class TokenExpiredInterceptor(private val context: Context) : Interceptor {
override fun intercept(chain: Interceptor.Chain): Response {
val response = chain.proceed(chain.request())
- // 如果返回401，说明token可能过期
- if (response.code == 401) {
- PreferencesManager.clearUserData() // 清除本地token
- // TODO: 处理token过期，例如跳转到登录页面
+ // 如果返回401或后端自定义的token失效状态码，说明token可能过期
+ if (response.code == 401 || isTokenInvalid(response)) {
+ // 清除本地token
+ PreferencesManager.clearUserData()
+
+ // 在主线程中显示提示并跳转到登录页面
+ thread {
+ android.os.Handler(context.mainLooper).post {
+ Toast.makeText(context, "登录已失效，请重新登录", Toast.LENGTH_LONG).show()
+
+ // 创建跳转到登录页面的Intent，并添加清除任务栈的标志
+ val intent = Intent(context, LoginActivity::class.java).apply {
+ flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TASK
+ }
+ context.startActivity(intent)
+ }
+ }
}
return response
}
+
+ // 检查响应是否表示token失效
+ private fun isTokenInvalid(response: Response): Boolean {
+ try {
+ // 尝试读取响应体，检查自定义的错误码
+ // 注意：这会消耗响应体，如果需要在后续处理中使用响应体，需要克隆
+ val responseBody = response.peekBody(4096).string()
+
+ // 根据您的后端逻辑，检查是否包含token失效的提示
+ // 这里假设后端在返回JSON中包含了错误码和消息
+ return responseBody.contains("\"code\":\"401\"") ||
+ responseBody.contains("token失效") ||
+ responseBody.contains("请重新登录")
+ } catch (e: Exception) {
+ return false
+ }
+ }
}
\ No newline at end of file
--
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