SecurityDefenseDevice/app/src/main/java/com/example/defenseapplication/liveVideo/AlarmLogActivity.kt

package com.example.defenseapplication.liveVideo

import android.content.res.Configuration
import android.graphics.Color
import android.os.Bundle
import android.util.Log
import android.view.View
import android.widget.LinearLayout
import android.widget.Toast
import androidx.activity.OnBackPressedCallback
import androidx.appcompat.app.AppCompatActivity
import androidx.recyclerview.widget.LinearLayoutManager
import chuangyuan.ycj.videolibrary.listener.VideoInfoListener
import chuangyuan.ycj.videolibrary.video.ExoUserPlayer
import chuangyuan.ycj.videolibrary.video.VideoPlayerManager
import com.example.defenseapplication.R
import com.example.defenseapplication.adapter.AlarmLogAdapter
import com.example.defenseapplication.databinding.AlarmLogActivityBinding
import com.gyf.immersionbar.ImmersionBar
import java.util.*
import com.bigkoo.pickerview.builder.TimePickerBuilder
import com.bigkoo.pickerview.listener.OnTimeSelectListener

//告警记录
class AlarmLogActivity : AppCompatActivity() {
    private lateinit var binding: AlarmLogActivityBinding
    private lateinit var calendar: Calendar
    private var adapter: AlarmLogAdapter? = null
    private val alarmList = mutableListOf<String>()
    private lateinit var exoPlayerManager: ExoUserPlayer

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        binding = AlarmLogActivityBinding.inflate(layoutInflater)
        setContentView(binding.root)
        ImmersionBar.with(this)
            .statusBarDarkFont(true)
            .titleBar(binding.exoPlayContextId)
            .init()

        calendar = Calendar.getInstance()
        updateDateDisplay()
        initVideoPlayer()
        initRecyclerView()
        loadAlarmList()
        initListener()

        onBackPressedDispatcher.addCallback(this, object : OnBackPressedCallback(true) {
            override fun handleOnBackPressed() {
                if (exoPlayerManager.onBackPressed()) {
                    return
                }
                finish()
            }
        })
    }

    private fun dpToPx(dp: Int): Int {
        val density = resources.displayMetrics.density
        return (dp * density).toInt()
    }

    private fun initVideoPlayer() {
        val videoPlayerView = binding.exoPlayContextId

        exoPlayerManager = VideoPlayerManager.Builder(VideoPlayerManager.TYPE_PLAY_GESTURE, videoPlayerView)
            .setPlayUri("https://media.w3.org/2010/05/sintel/trailer.mp4")
            .setPosition(0)
            .addVideoInfoListener(object : VideoInfoListener {
                override fun onPlayStart(p0: Long) {
                    Log.d("AlarmLogActivity", "视频开始播放")
                }

                override fun onLoadingChanged() {
                    // 视频加载状态变化
                }

                override fun onPlayerError(p0: com.google.android.exoplayer2.ExoPlaybackException?) {
                    Toast.makeText(this@AlarmLogActivity, "播放失败", Toast.LENGTH_SHORT).show()
                }

                override fun onPlayEnd() {
                    Log.d("AlarmLogActivity", "播放结束")
                }

                override fun isPlaying(p0: Boolean) {
                    // p0 表示当前是否正在播放
                }

                fun onRepeatModeChanged(p0: Int) {
                    // 循环模式改变时的回调
                }
            })
            .create()

        exoPlayerManager.startPlayer()
    }

    private fun initRecyclerView() {
        adapter = AlarmLogAdapter(alarmList)
        binding.alarmListRecyclerView.layoutManager = LinearLayoutManager(this)
        binding.alarmListRecyclerView.adapter = adapter
    }

    private fun loadAlarmList() {
        alarmList.clear()
        alarmList.add("入侵告警 - 10:30")
        alarmList.add("入侵告警 - 09:15")
        alarmList.add("入侵告警 - 08:45")
        alarmList.add("入侵告警 - 07:20")
        alarmList.add("入侵告警 - 06:50")
        adapter?.notifyDataSetChanged()
    }

    private fun updateDateDisplay() {
        val month = calendar.get(Calendar.MONTH) + 1
        val day = calendar.get(Calendar.DAY_OF_MONTH)
        binding.tvDate.text = "${month}月${day}日"
    }

    private fun initListener() {
        binding.expandImg.setOnClickListener {
            showDatePicker()
        }
    }

    override fun onResume() {
        super.onResume()
        exoPlayerManager.onResume()
    }

    override fun onPause() {
        super.onPause()
        exoPlayerManager.onPause()
    }

    override fun onDestroy() {
        super.onDestroy()
        exoPlayerManager.onDestroy()
    }

    override fun onConfigurationChanged(newConfig: Configuration) {
        super.onConfigurationChanged(newConfig)
        
        if (newConfig.orientation == Configuration.ORIENTATION_LANDSCAPE) {
            // 进入横屏（全屏）模式
            binding.titleLayout.visibility = View.GONE
            binding.alarmListRecyclerView.visibility = View.GONE
            
            val params = binding.exoPlayContextId.layoutParams
            params.width = LinearLayout.LayoutParams.MATCH_PARENT
            params.height = LinearLayout.LayoutParams.MATCH_PARENT
            binding.exoPlayContextId.layoutParams = params
        } else if (newConfig.orientation == Configuration.ORIENTATION_PORTRAIT) {
            // 进入竖屏（非全屏）模式
            binding.titleLayout.visibility = View.VISIBLE
            binding.alarmListRecyclerView.visibility = View.VISIBLE
            
            val params = binding.exoPlayContextId.layoutParams
            params.width = LinearLayout.LayoutParams.MATCH_PARENT
            params.height = dpToPx(250)
            binding.exoPlayContextId.layoutParams = params
        }
        
        exoPlayerManager.onConfigurationChanged(newConfig)
    }

    private fun showDatePicker() {
        val timePicker = TimePickerBuilder(this, OnTimeSelectListener { date, _ ->
            calendar.time = date
            updateDateDisplay()
            loadAlarmList()
        })
            .setType(booleanArrayOf(true, true, true, false, false, false)) // 年月日
            .setTitleText(getString(R.string.select_date))
            .setSubmitColor(Color.parseColor("#09C2BD"))//确定按钮文字颜色
            .setCancelColor(Color.parseColor("#09C2BD"))//取消按钮文字颜色
            .setSubCalSize(18)//确定和取消文字大小
            .setTextColorCenter(Color.parseColor("#09C2BD"))//选中颜色
            .setLineSpacingMultiplier(2.5f)//行间距倍数
            .setItemVisibleCount(5)//可见项数量
            .build()
        timePicker.show()
    }
}