package com.example.firstapp.activity
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import android.content.Intent
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import android.os.Bundle
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import androidx.appcompat.app.AppCompatActivity
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import androidx.lifecycle.ViewModelProvider
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import androidx.lifecycle.lifecycleScope
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import androidx.recyclerview.widget.LinearLayoutManager
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import com.example.firstapp.adapter.ReminderRecordAdapter
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import com.example.firstapp.database.entity.ReminderRecord
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import com.example.firstapp.databinding.ActivityReminderListBinding
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import com.example.firstapp.ui.dashboard.ReminderRecordViewModel
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import kotlinx.coroutines.launch
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import android.widget.Toast
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import android.view.ViewGroup
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import android.widget.FrameLayout
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import android.widget.TextView
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import android.graphics.Color
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import android.view.Gravity
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import android.util.TypedValue
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class ReminderListActivity : AppCompatActivity() {
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private lateinit var binding: ActivityReminderListBinding
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private lateinit var viewModel: ReminderRecordViewModel
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private lateinit var adapter: ReminderRecordAdapter
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private var unreadBadge: TextView? = null
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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binding = ActivityReminderListBinding.inflate(layoutInflater)
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setContentView(binding.root)
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viewModel = ViewModelProvider(this)[ReminderRecordViewModel::class.java]
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setupRecyclerView()
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setupClickListeners()
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// setupUnreadBadge() 消息列表页面不使用小红点
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observeRecords()
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// 检查未读消息数量
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checkUnreadMessages()
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}
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private fun setupUnreadBadge() {
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// 创建未读消息数量的小红点
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unreadBadge = TextView(this).apply {
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setBackgroundResource(android.R.color.holo_red_light)
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setTextColor(Color.WHITE)
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gravity = Gravity.CENTER
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textSize = 10f
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setPadding(8, 2, 8, 2)
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// 设置圆角背景
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val outValue = TypedValue()
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context.theme.resolveAttribute(
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android.R.attr.selectableItemBackgroundBorderless, outValue, true
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)
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setBackgroundResource(outValue.resourceId)
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setBackgroundColor(Color.RED)
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}
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// 添加到布局中
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(binding.clearReadMessagesButton.parent as ViewGroup).addView(unreadBadge)
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// 调整位置到已读按钮右上角
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(unreadBadge?.layoutParams as? FrameLayout.LayoutParams)?.apply {
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gravity = Gravity.TOP or Gravity.END
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topMargin = 8
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rightMargin = 8
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}
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}
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private fun setupRecyclerView() {
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adapter = ReminderRecordAdapter { record ->
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// 点击提醒记录时，标记为已读
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lifecycleScope.launch {
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viewModel.updateRecordStatus(record.id, ReminderRecord.STATUS_READ)
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checkUnreadMessages()
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}
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}
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binding.reminderRecyclerView.apply {
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layoutManager = LinearLayoutManager(this@ReminderListActivity)
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adapter = this@ReminderListActivity.adapter
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}
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}
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private fun setupClickListeners() {
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binding.addReminderButton.setOnClickListener {
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startActivity(Intent(this, ReminderSettingsActivity::class.java))
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}
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// 添加已读按钮点击事件
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binding.clearReadContainer.setOnClickListener {
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lifecycleScope.launch {
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// 将所有未读消息标记为已读
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adapter.currentList.forEach { record ->
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if (record.status == ReminderRecord.STATUS_UNREAD) {
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viewModel.updateRecordStatus(record.id, ReminderRecord.STATUS_READ)
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}
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}
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Toast.makeText(
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this@ReminderListActivity, "所有消息已标记为删除", Toast.LENGTH_SHORT
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).show()
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checkUnreadMessages()
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}
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}
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}
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// 观察提醒记录列表
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private fun observeRecords() {
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viewModel.reminderRecords.observe(this) { records ->
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adapter.submitList(records)
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checkUnreadMessages()
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}
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}
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private fun checkUnreadMessages() {
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lifecycleScope.launch {
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val unreadCount = viewModel.getUnreadCount()
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// 更新未读消息数量徽章
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if (unreadCount > 0) {
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unreadBadge?.apply {
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text = if (unreadCount > 99) "99+" else unreadCount.toString()
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visibility = android.view.View.VISIBLE
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}
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} else {
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unreadBadge?.visibility = android.view.View.GONE
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}
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}
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}
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override fun onResume() {
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super.onResume()
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// 每次恢复活动时检查未读消息
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checkUnreadMessages()
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}
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override fun onPause() {
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super.onPause()
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// 发送广播通知HomeFragment更新未读提醒数量
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sendBroadcast(Intent("com.example.firstapp.REMINDER_UPDATED"))
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}
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}
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