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.view.ViewGroup
import android.widget.LinearLayout
import android.widget.Toast
import androidx.activity.OnBackPressedCallback
import androidx.appcompat.app.AppCompatActivity
import androidx.recyclerview.widget.LinearLayoutManager
import androidx.lifecycle.lifecycleScope
import chuangyuan.ycj.videolibrary.listener.VideoInfoListener
import chuangyuan.ycj.videolibrary.video.ExoUserPlayer
import chuangyuan.ycj.videolibrary.video.VideoPlayerManager
import com.google.android.exoplayer2.ui.PlayerView
import com.example.defenseapplication.R
import com.example.defenseapplication.adapter.AlarmLogAdapter
import com.example.defenseapplication.bean.DeviceAlarmBean
import com.example.defenseapplication.bean.DeviceAlarmResponse
import com.example.defenseapplication.databinding.AlarmLogActivityBinding
import com.example.defenseapplication.utils.RetrofitNetwork
import com.gyf.immersionbar.ImmersionBar
import kotlinx.coroutines.launch
import java.text.SimpleDateFormat
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<DeviceAlarmBean>()
    private val originalAlarmList = mutableListOf<DeviceAlarmBean>()
    private lateinit var exoPlayerManager: ExoUserPlayer
    private var isMuted = false
    private var isVoiceEnabled = false
    private var isLightOn = false
    private var deviceId: String? = null
    private var isLoading = false

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

        deviceId = intent.getStringExtra("device_id")
        calendar = Calendar.getInstance()
        updateDateDisplay()
        initVideoPlayer()
        initRecyclerView()
        fetchAlarmList()
        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()

        setupControllerVisibilityListener()
    }

    private fun setupControllerVisibilityListener() {
        binding.exoPlayContextId.post {
            val playerView = findPlayerView(binding.exoPlayContextId)
            playerView?.setControllerVisibilityListener { visibility ->
                if (visibility == View.VISIBLE) {
                    binding.muteBar.visibility = View.VISIBLE
                    binding.functionBar.visibility = View.VISIBLE
                } else {
                    binding.muteBar.visibility = View.GONE
                    binding.functionBar.visibility = View.GONE
                }
            }
        }
    }

    private fun findPlayerView(view: View): PlayerView? {
        if (view is PlayerView) {
            return view
        }
        if (view is ViewGroup) {
            for (i in 0 until view.childCount) {
                val child = view.getChildAt(i)
                val found = findPlayerView(child)
                if (found != null) {
                    return found
                }
            }
        }
        return null
    }

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

    private fun fetchAlarmList() {
        val currentDeviceId = deviceId ?: return
        
        Log.d("AlarmLogActivity", "=== 开始请求设备告警日志 ===")
        Log.d("AlarmLogActivity", "请求参数 - deviceId: $currentDeviceId")
        
        isLoading = true
        lifecycleScope.launch {
            try {
                Log.d("AlarmLogActivity", "正在发送网络请求...")
                val response = RetrofitNetwork.getNetworkService().getDeviceAlarmList(
                    deviceId = currentDeviceId,
                    pageNum = "1",
                    pageSize = "100"
                )
                
                Log.d("AlarmLogActivity", "请求完成")
                Log.d("AlarmLogActivity", "总条数: ${response.total}, 当前页数据条数: ${response.rows.size}")
                
                val newData = response.rows
                originalAlarmList.clear()
                originalAlarmList.addAll(newData)
                filterAlarmListByDate(calendar)
                Log.d("AlarmLogActivity", "已获取 ${newData.size} 条数据")
                
            } catch (e: Exception) {
                Log.e("AlarmLogActivity", "请求异常: ${e.message}", e)
            } finally {
                isLoading = false
                Log.d("AlarmLogActivity", "请求结束")
            }
        }
    }
    
    private fun filterAlarmListByDate(selectedDate: Calendar) {
        val dateFormat = SimpleDateFormat("yyyy-MM-dd", Locale.getDefault())
        val selectedDateStr = dateFormat.format(selectedDate.time)
        
        alarmList.clear()
        originalAlarmList.forEach { item ->
            val itemDateStr = item.createTime.substring(0, 10)
            if (itemDateStr == selectedDateStr) {
                alarmList.add(item)
            }
        }
        adapter?.notifyDataSetChanged()
        Log.d("AlarmLogActivity", "日期筛选完成，筛选后条数: ${alarmList.size}")
    }

    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()
        }

        binding.ivMute.setOnClickListener {
            toggleMute()
        }

        binding.ivDownload.setOnClickListener {
            downloadVideo()
        }

        binding.ivDelete.setOnClickListener {
            deleteVideo()
        }
    }

    private fun toggleMute() {
        isMuted = !isMuted
        if (isMuted) {
            binding.ivMute.setImageResource(R.drawable.mute)
            Toast.makeText(this, R.string.sound_off, Toast.LENGTH_SHORT).show()
        } else {
            binding.ivMute.setImageResource(R.drawable.voice)
            Toast.makeText(this, R.string.sound_on, Toast.LENGTH_SHORT).show()
        }
    }

    private fun downloadVideo() {
        Toast.makeText(this, R.string.download, Toast.LENGTH_SHORT).show()
    }

    private fun deleteVideo() {
        Toast.makeText(this, R.string.delete, Toast.LENGTH_SHORT).show()
    }

    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(280)
            binding.exoPlayContextId.layoutParams = params
        }

        exoPlayerManager.onConfigurationChanged(newConfig)
    }

    private fun showDatePicker() {
        val timePicker = TimePickerBuilder(this, OnTimeSelectListener { date, _ ->
            calendar.time = date
            updateDateDisplay()
            filterAlarmListByDate(calendar)
        })
            .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()
    }
}