package com.example.firstapp
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import android.content.IntentFilter
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import android.os.Bundle
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import android.provider.Telephony
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import android.widget.Toast
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import androidx.activity.result.contract.ActivityResultContracts
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import com.google.android.material.bottomnavigation.BottomNavigationView
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import androidx.appcompat.app.AppCompatActivity
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import androidx.core.content.ContextCompat
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import androidx.navigation.findNavController
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import androidx.navigation.ui.AppBarConfiguration
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import androidx.navigation.ui.setupActionBarWithNavController
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import androidx.navigation.ui.setupWithNavController
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import com.example.firstapp.databinding.ActivityMainBinding
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import com.example.firstapp.receiver.SmsReceiver
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import android.Manifest
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import android.content.BroadcastReceiver
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import android.content.Context
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import android.content.Intent
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import androidx.lifecycle.ViewModelProvider
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import androidx.recyclerview.widget.LinearLayoutManager
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import androidx.recyclerview.widget.RecyclerView
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import com.example.firstapp.adapter.MyAdapter
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import com.example.firstapp.core.Core
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import com.example.firstapp.entity.Item
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import com.example.firstapp.ui.home.HomeViewModel
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class MainActivity : AppCompatActivity() {
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private lateinit var binding: ActivityMainBinding
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private var smsReceiver:SmsReceiver? = null
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private lateinit var adapter: MyAdapter
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private lateinit var homeViewModel: HomeViewModel
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// 权限请求代码
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private val permissionRequest = registerForActivityResult(ActivityResultContracts.RequestPermission()) { isGranted ->
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if (isGranted) {
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// 权限授予后注册短信监听器
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registerSmsReceiver()
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} else {
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// 权限拒绝，提示用户
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Toast.makeText(this, "Permission Denied", Toast.LENGTH_SHORT).show()
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}
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}
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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binding = ActivityMainBinding.inflate(layoutInflater)
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setContentView(binding.root)
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// 在此位置初始化 homeViewModel
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homeViewModel = ViewModelProvider(this).get(HomeViewModel::class.java)
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val navView: BottomNavigationView = binding.navView
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val navController = findNavController(R.id.nav_host_fragment_activity_main)
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// Passing each menu ID as a set of Ids because each
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// menu should be considered as top level destinations.
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val appBarConfiguration = AppBarConfiguration(
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setOf(
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R.id.navigation_home, R.id.navigation_dashboard, R.id.navigation_notifications
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)
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)
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setupActionBarWithNavController(navController, appBarConfiguration)
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navView.setupWithNavController(navController)
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// 检查权限
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if (ContextCompat.checkSelfPermission(this, Manifest.permission.READ_SMS) != android.content.pm.PackageManager.PERMISSION_GRANTED) {
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// 请求权限
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permissionRequest.launch(Manifest.permission.READ_SMS)
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} else {
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// 权限已经授予，继续执行相关操作
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registerSmsReceiver()
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}
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// 模拟数据
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// val items = listOf(
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// Item(1, "First Item", "This is the first item description"),
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// Item(2, "Second Item", "This is the second item description"),
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// Item(3, "Third Item", "This is the third item description")
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// )
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//
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// val recyclerView = findViewById<RecyclerView>(R.id.recyclerView)
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// recyclerView.layoutManager = LinearLayoutManager(this)
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// recyclerView.adapter = MyAdapter(items)
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// var codeList = Core.code.getAllDesc()
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val recyclerView = findViewById<RecyclerView>(R.id.recyclerView)
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recyclerView.layoutManager = LinearLayoutManager(this)
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// recyclerView.adapter = MyAdapter(codeList)
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// 初始化适配器
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adapter = MyAdapter()
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recyclerView.adapter = adapter
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// 观察 LiveData 数据
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homeViewModel.codeList.observe(this) { codeList ->
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// 如果 codeList 为 null，避免闪退
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if (codeList != null) {
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adapter.submitList(codeList)
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// 滚动到顶部
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recyclerView.scrollToPosition(0)
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} else {
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// 如果数据为空，可以显示空列表或其他处理
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Toast.makeText(this, "No data available", Toast.LENGTH_SHORT).show()
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}
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}
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// 注册广播接收器来监听数据更新
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val filter = IntentFilter("com.example.firstapp.DATA_UPDATED")
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registerReceiver(object : BroadcastReceiver() {
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override fun onReceive(context: Context, intent: Intent) {
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// 数据已更新，刷新 LiveData
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homeViewModel.loadData()
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}
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}, filter)
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}
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private fun registerSmsReceiver() {
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smsReceiver = SmsReceiver()
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val filter = IntentFilter(Telephony.Sms.Intents.SMS_RECEIVED_ACTION)
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registerReceiver(smsReceiver, filter)
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}
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}
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