feat(activity): 新增启动页网络检测功能，60秒倒计时后显示连接网络入口

app/src/main/java/com/shuwei/dish/match/base/BaseActivity.kt

@@ -129,7 +129,7 @@ open class BaseActivity : AppCompatActivity() {
         binding.tvLeftTime.text = arr[1]
     }
 
-    private val handler = Handler(Looper.getMainLooper())
+    val handler = Handler(Looper.getMainLooper())
     private val updateTask = object : Runnable {
         override fun run() {
             updateDateTime()

app/src/main/java/com/shuwei/dish/match/ui/InitActivity.kt

@@ -1,7 +1,14 @@
 package com.shuwei.dish.match.ui
 
 import android.annotation.SuppressLint
+import android.content.Intent
+import android.graphics.Color
 import android.os.Bundle
+import android.os.SystemClock
+import android.view.KeyEvent
+import android.view.animation.RotateAnimation
+import androidx.activity.OnBackPressedCallback
+import androidx.core.graphics.toColorInt
 import androidx.lifecycle.ViewModelProvider
 import androidx.lifecycle.lifecycleScope
 import com.shuwei.dish.match.base.BaseActivity
@@ -11,6 +18,7 @@ import com.shuwei.dish.match.base.GlobalData
 import com.shuwei.dish.match.databinding.ActivityInitBinding
 import com.shuwei.dish.match.db.AppRepository
 import com.shuwei.dish.match.utils.AppUtil
+import com.shuwei.dish.match.utils.NetworkUtils
 import com.shuwei.dish.match.utils.SpTool
 import com.shuwei.dish.match.utils.Weigher2
 import com.shuwei.dish.match.utils.WeightUtil
@@ -28,10 +36,13 @@ class InitActivity : BaseActivity() {
 
     private lateinit var binding: ActivityInitBinding
     private lateinit var appViewModel: AppViewModel
+    private var startTime = 0L // 倒计时开始时间
+    private var lastNetworkCheckTime = 0L // 上次检测网络的时间
 
     @SuppressLint("HardwareIds")
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
+        addBackKeyListener()
         statusBarDarkFont(enable = true)
 //        useBackground(false)
         binding = ActivityInitBinding.inflate(layoutInflater)
@@ -45,7 +56,6 @@ class InitActivity : BaseActivity() {
 
         BaseApp.canteenId = "0"
 
-
         initViewModel()
 
         // 主设备上/dev/ttyS7，子设备是/dev/ttyS4
@@ -59,7 +69,10 @@ class InitActivity : BaseActivity() {
         WeightUtil.init()
         WeightUtil.getWeight()
         WeightUtil.startContinuousRead()
-        countDown()
+
+        initViews()
+
+//        countDown()
     }
 
     private fun initViewModel() {
@@ -136,4 +149,131 @@ class InitActivity : BaseActivity() {
         super.onDestroy()
     }
 
+
+    /**
+     * 初始化控件事件
+     */
+    private fun initViews() {
+        // 连接网络按钮点击事件
+        binding.btnConnectNetwork.setOnClickListener {
+            openNetworkSettings()
+        }
+
+        // 启动加载动画 - 持续旋转
+        startLoadingAnimation()
+    }
+
+    /**
+     * 启动加载动画 - ImageView 持续旋转
+     */
+    private fun startLoadingAnimation() {
+        val rotateAnimation = RotateAnimation(
+            0f, 360f,
+            RotateAnimation.RELATIVE_TO_SELF, 0.5f,
+            RotateAnimation.RELATIVE_TO_SELF, 0.5f
+        ).apply {
+            duration = 1200 // 旋转周期 1.2 秒
+            repeatCount = RotateAnimation.INFINITE // 无限循环
+            repeatMode = RotateAnimation.RESTART
+        }
+        binding.ivLoading.startAnimation(rotateAnimation)
+    }
+
+    override fun onResume() {
+        super.onResume()
+        if (NetworkUtils.isNetworkConnected(this)) {
+            startNextPage()
+            return
+        }
+        startCountdown()
+    }
+
+    override fun onPause() {
+        super.onPause()
+        // 页面不可见时停止倒计时
+        handler.removeCallbacksAndMessages(null)
+    }
+
+    /**
+     * 启动 60 秒倒计时
+     */
+    private fun startCountdown() {
+        startTime = SystemClock.elapsedRealtime()
+        lastNetworkCheckTime = 0
+//        binding.llNetwork.setBackgroundColor(Color.TRANSPARENT)
+        binding.llLoading.visibility = android.view.View.VISIBLE
+        binding.llNetworkButton.visibility = android.view.View.GONE
+        binding.tvCountdown.text = "60秒"
+        scheduleCountdown()
+    }
+
+    /**
+     * 定时更新倒计时
+     * 使用 SystemClock.elapsedRealtime() 确保精确计时
+     */
+    private fun scheduleCountdown() {
+        handler.postDelayed({
+            val elapsedTime = SystemClock.elapsedRealtime() - startTime
+            val remainingTime = 60 - (elapsedTime / 1000).toInt()
+            val currentNetworkCheckTime = (elapsedTime / 1000).toInt()
+
+            // 每 10 秒检测一次网络
+            if (currentNetworkCheckTime > 0 && currentNetworkCheckTime % 10 == 0 && currentNetworkCheckTime != lastNetworkCheckTime.toInt()) {
+                lastNetworkCheckTime = currentNetworkCheckTime.toLong()
+                checkNetworkConnection()
+            }
+
+            // 倒计时未结束，继续更新 UI
+            if (remainingTime > 0) {
+                binding.tvCountdown.text = "${remainingTime}秒"
+                scheduleCountdown()
+            } else {
+                // 倒计时结束，最后检测一次网络
+                if (NetworkUtils.isNetworkConnected(this)) {
+                    startNextPage()
+                } else {
+                    // 网络未连接，显示"连接网络"按钮
+                    showNetworkButton()
+                }
+            }
+        }, 100) // 每 100ms 检查一次，确保精确性
+    }
+
+    /**
+     * 检测网络连接
+     */
+    private fun checkNetworkConnection() {
+        if (NetworkUtils.isNetworkConnected(this)) {
+            // 网络连接成功，停止倒计时并跳转到 HomeActivity
+            handler.removeCallbacksAndMessages(null)
+            startNextPage()
+        }
+    }
+
+
+    /**
+     * 显示"连接网络"按钮
+     */
+    private fun showNetworkButton() {
+//        binding.llNetwork.setBackgroundColor("#5C77F7".toColorInt())
+        binding.llLoading.visibility = android.view.View.GONE
+        binding.llNetworkButton.visibility = android.view.View.VISIBLE
+    }
+
+    /**
+     * 打开系统网络设置页面
+     */
+    private fun openNetworkSettings() {
+        val intent = Intent(android.provider.Settings.ACTION_WIFI_SETTINGS)
+        startActivity(intent)
+    }
+
+    private fun addBackKeyListener() {
+        onBackPressedDispatcher.addCallback(this, object : OnBackPressedCallback(true) {
+            override fun handleOnBackPressed() {
+                // 禁用返回键，不执行任何操作
+            }
+        })
+    }
+
 }

app/src/main/java/com/shuwei/dish/match/utils/NetworkUtils.kt

@@ -0,0 +1,24 @@
+package com.shuwei.dish.match.utils
+
+import android.content.Context
+import android.net.ConnectivityManager
+import android.net.NetworkCapabilities
+
+/**
+ * 网络连接检测工具类
+ * 提供检测设备网络连接状态的功能
+ */
+object NetworkUtils {
+
+    /**
+     * 检测设备是否连接到网络
+     * @param context 应用上下文
+     * @return true 表示已连接网络，false 表示未连接
+     */
+    fun isNetworkConnected(context: Context): Boolean {
+        val connectivityManager = context.getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager
+        val network = connectivityManager.activeNetwork ?: return false
+        val capabilities = connectivityManager.getNetworkCapabilities(network) ?: return false
+        return capabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET)
+    }
+}

app/src/main/res/drawable/btn_connect_network.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+    <solid android:color="#4ECDC4" />
+    <corners android:radius="12dp" />
+    <stroke
+        android:width="2dp"
+        android:color="#2BA39F" />
+</shape>

app/src/main/res/drawable/ic_network_error.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="80dp"
+    android:height="80dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+    <!-- 网络断开的图标 -->
+    <path
+        android:fillColor="#FF6B6B"
+        android:pathData="M1,9l2,2c4.97,-4.97 13.03,-4.97 18,0l2,-2C16.93,2.93 7.08,2.93 1,9zM5,13l2,2c2.76,-2.76 7.24,-2.76 10,0l2,-2c-4.42,-4.42 -11.58,-4.42 -16,0zM9,17h6v2h-6z" />
+</vector>

app/src/main/res/drawable/loading_spinner.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="ring"
+    android:innerRadiusRatio="3"
+    android:thicknessRatio="8"
+    android:useLevel="false">
+    <gradient
+        android:type="sweep"
+        android:startColor="#FF6B6B"
+        android:centerColor="#4ECDC4"
+        android:endColor="#FF6B6B"
+        android:angle="0" />
+</shape>
+

app/src/main/res/layout/activity_init.xml

@@ -1,9 +1,13 @@
 <?xml version="1.0" encoding="utf-8"?>
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
-    android:layout_height="match_parent"
+    android:layout_height="match_parent">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
         android:orientation="vertical">
 
         <ImageView
@@ -49,3 +53,93 @@
             android:visibility="invisible"/>
 
     </LinearLayout>
+
+    <LinearLayout
+        android:id="@+id/llNetwork"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:orientation="vertical"
+        android:gravity="center">
+
+        <!-- Loading 动画容器 -->
+        <LinearLayout
+            android:id="@+id/llLoading"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:orientation="vertical"
+            android:gravity="center"
+            android:visibility="visible"
+            android:layout_marginTop="260dp">
+
+            <!-- 加载动画 -->
+            <ImageView
+                android:id="@+id/ivLoading"
+                android:layout_width="160dp"
+                android:layout_height="160dp"
+                android:src="@drawable/loading_spinner"
+                android:contentDescription="加载中" />
+
+            <!-- 倒计时文字 -->
+            <TextView
+                android:id="@+id/tvCountdown"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:text="60秒"
+                android:textSize="40sp"
+                android:textColor="@color/black"
+                android:textStyle="bold"
+                android:layout_marginTop="50dp" />
+
+            <!-- 提示文字 -->
+            <TextView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:text="网络连接检测中，请稍后……"
+                android:textSize="22sp"
+                android:textColor="#555555"
+                android:layout_marginTop="20dp" />
+
+        </LinearLayout>
+
+        <!-- 连接网络按钮容器 -->
+        <LinearLayout
+            android:id="@+id/llNetworkButton"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:orientation="vertical"
+            android:gravity="center"
+            android:visibility="gone">
+
+            <!-- 网络错误图标 -->
+            <ImageView
+                android:layout_width="140dp"
+                android:layout_height="140dp"
+                android:src="@drawable/ic_network_error"
+                android:contentDescription="网络连接失败"
+                android:layout_marginBottom="30dp" />
+
+            <!-- 连接失败提示 -->
+            <TextView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:text="网络连接失败"
+                android:textSize="36sp"
+                android:textColor="@color/black"
+                android:textStyle="bold"
+                android:layout_marginBottom="40dp" />
+
+            <!-- 连接网络按钮 -->
+            <Button
+                android:id="@+id/btnConnectNetwork"
+                android:layout_width="350dp"
+                android:layout_height="70dp"
+                android:text="连接网络"
+                android:textSize="24sp"
+                android:textStyle="bold"
+                android:textColor="@android:color/white"
+                android:background="@drawable/btn_connect_network" />
+
+        </LinearLayout>
+
+    </LinearLayout>
+</FrameLayout>