package com.lagradost.cloudstream3

import android.app.PictureInPictureParams
import android.content.ComponentName
import android.content.Intent
import android.content.pm.PackageManager
import android.content.res.ColorStateList
import android.os.Build
import android.os.Bundle
import android.view.WindowManager
import androidx.appcompat.app.AppCompatActivity
import androidx.navigation.NavOptions
import androidx.navigation.findNavController
import androidx.navigation.fragment.NavHostFragment
import com.google.android.gms.cast.framework.CastButtonFactory
import com.lagradost.cloudstream3.APIHolder.apis
import com.lagradost.cloudstream3.utils.UIHelper.checkWrite
import com.lagradost.cloudstream3.utils.UIHelper.getResourceColor
import com.lagradost.cloudstream3.utils.UIHelper.hasPIPPermission
import com.lagradost.cloudstream3.utils.UIHelper.requestRW
import com.lagradost.cloudstream3.utils.UIHelper.shouldShowPIPMode
import com.lagradost.cloudstream3.receivers.VideoDownloadRestartReceiver
import com.lagradost.cloudstream3.ui.download.DOWNLOAD_NAVIGATE_TO
import com.lagradost.cloudstream3.ui.download.DownloadChildFragment
import com.lagradost.cloudstream3.ui.download.DownloadFragment
import com.lagradost.cloudstream3.ui.home.HomeFragment
import com.lagradost.cloudstream3.ui.search.SearchFragment
import com.lagradost.cloudstream3.ui.settings.SettingsFragment
import com.lagradost.cloudstream3.utils.AppUtils.loadResult
import com.lagradost.cloudstream3.utils.DataStore.getKey
import com.lagradost.cloudstream3.utils.DataStore.removeKey
import com.lagradost.cloudstream3.utils.DataStoreHelper.setViewPos
import com.lagradost.cloudstream3.utils.Event
import kotlinx.android.synthetic.main.activity_main.*
import kotlinx.android.synthetic.main.fragment_result.*

const val VLC_PACKAGE = "org.videolan.vlc"
const val VLC_INTENT_ACTION_RESULT = "org.videolan.vlc.player.result"
val VLC_COMPONENT: ComponentName =
    ComponentName(VLC_PACKAGE, "org.videolan.vlc.gui.video.VideoPlayerActivity")
const val VLC_REQUEST_CODE = 42

const val VLC_FROM_START = -1
const val VLC_FROM_PROGRESS = -2
const val VLC_EXTRA_POSITION_OUT = "extra_position"
const val VLC_EXTRA_DURATION_OUT = "extra_duration"
const val VLC_LAST_ID_KEY = "vlc_last_open_id"

class MainActivity : AppCompatActivity() {
    /*, ViewModelStoreOwner {
        private val appViewModelStore: ViewModelStore by lazy {
            ViewModelStore()
        }

        override fun getViewModelStore(): ViewModelStore {
            return appViewModelStore
        }*/
    companion object {
        var isInPlayer: Boolean = false
        var canShowPipMode: Boolean = false
        var isInPIPMode: Boolean = false

        val backEvent = Event<Boolean>()
        lateinit var navOptions: NavOptions
    }

    private fun enterPIPMode() {
        if (!shouldShowPIPMode(isInPlayer) || !canShowPipMode) return
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
            try {
                enterPictureInPictureMode(PictureInPictureParams.Builder().build())
            } catch (e: Exception) {
                enterPictureInPictureMode()
            }
        } else {
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
                enterPictureInPictureMode()
            }
        }
    }

    override fun onUserLeaveHint() {
        super.onUserLeaveHint()
        if (isInPlayer && canShowPipMode) {
            enterPIPMode()
        }
    }

    private fun AppCompatActivity.backPressed(): Boolean {
        val currentFragment = supportFragmentManager.fragments.last {
            it.isVisible
        }

        if (currentFragment is NavHostFragment) {
            val child = currentFragment.childFragmentManager.fragments.last {
                it.isVisible
            }
            if (child is DownloadChildFragment) {
                val navController = findNavController(R.id.nav_host_fragment)
                navController.navigate(R.id.navigation_downloads, Bundle(), navOptions)
                return true
            }
            if(child is SearchFragment || child is HomeFragment || child is DownloadFragment || child is SettingsFragment) {
                this.finish()
                return true
            }
        }

        if (currentFragment != null && supportFragmentManager.fragments.size > 2) {
            //MainActivity.showNavbar()
            supportFragmentManager.beginTransaction()
                .setCustomAnimations(R.anim.enter_anim, R.anim.exit_anim, R.anim.pop_enter, R.anim.pop_exit)
                .remove(currentFragment)
                .commitAllowingStateLoss()
            backEvent.invoke(true)
            return true
        }
        backEvent.invoke(false)
        return false
    }

    override fun onBackPressed() {
        if (backPressed()) return
        super.onBackPressed()
    }

    override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
        if (VLC_REQUEST_CODE == requestCode) {
            if (resultCode == RESULT_OK && data != null) {
                val pos: Long =
                    data.getLongExtra(VLC_EXTRA_POSITION_OUT, -1) //Last position in media when player exited
                val dur: Long =
                    data.getLongExtra(VLC_EXTRA_DURATION_OUT, -1) //Last position in media when player exited
                val id = getKey<Int>(VLC_LAST_ID_KEY)
                println("SET KEY $id at $pos / $dur")
                if (dur > 0 && pos > 0) {
                    setViewPos(id, pos, dur)
                }
                removeKey(VLC_LAST_ID_KEY)
            }
        }
        super.onActivityResult(requestCode, resultCode, data)
    }

    override fun onDestroy() {
        val broadcastIntent = Intent()
        broadcastIntent.action = "restart_service"
        broadcastIntent.setClass(this, VideoDownloadRestartReceiver::class.java)
        this.sendBroadcast(broadcastIntent)
        super.onDestroy()
    }

    override fun onNewIntent(intent: Intent?) {
        handleAppIntent(intent)
        super.onNewIntent(intent)
    }

    private fun handleAppIntent(intent: Intent?) {
        if (intent == null) return
        val str = intent.dataString
        if (str != null) {
            if (str.startsWith(DOWNLOAD_NAVIGATE_TO)) {
                findNavController(R.id.nav_host_fragment).navigate(R.id.navigation_downloads, null, navOptions)
            } else {
                for (api in apis) {
                    if (str.startsWith(api.mainUrl)) {
                        loadResult(str, api.name)
                        break
                    }
                }
            }
        }
    }

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)

        window.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN)

        setContentView(R.layout.activity_main)
        //  val navView: BottomNavigationView = findViewById(R.id.nav_view)

        //https://stackoverflow.com/questions/52594181/how-to-know-if-user-has-disabled-picture-in-picture-feature-permission
        //https://developer.android.com/guide/topics/ui/picture-in-picture
        canShowPipMode =
            Build.VERSION.SDK_INT >= Build.VERSION_CODES.O && // OS SUPPORT
                    packageManager.hasSystemFeature(PackageManager.FEATURE_PICTURE_IN_PICTURE) && // HAS FEATURE, MIGHT BE BLOCKED DUE TO POWER DRAIN
                    hasPIPPermission() // CHECK IF FEATURE IS ENABLED IN SETTINGS

        val navController = findNavController(R.id.nav_host_fragment)

        navOptions = NavOptions.Builder()
            .setLaunchSingleTop(true)
            .setEnterAnim(R.anim.nav_enter_anim)
            .setExitAnim(R.anim.nav_exit_anim)
            .setPopEnterAnim(R.anim.nav_pop_enter)
            .setPopExitAnim(R.anim.nav_pop_exit)
            .setPopUpTo(navController.graph.startDestination, false)
            .build()

        nav_view.setOnNavigationItemSelectedListener { item ->
            when (item.itemId) {
                R.id.navigation_home -> {
                    navController.navigate(R.id.navigation_home, null, navOptions)
                }
                R.id.navigation_search -> {
                    navController.navigate(R.id.navigation_search, null, navOptions)
                }
                R.id.navigation_downloads -> {
                    navController.navigate(R.id.navigation_downloads, null, navOptions)
                }
                R.id.navigation_settings -> {
                    navController.navigate(R.id.navigation_settings, null, navOptions)
                }
            }
            true
        }

        nav_view.itemRippleColor = ColorStateList.valueOf(getResourceColor(R.attr.colorPrimary, 0.1f))

        if (!checkWrite()) {
            requestRW()
            if (checkWrite()) return
        }
        CastButtonFactory.setUpMediaRouteButton(this, media_route_button)

        // THIS IS CURRENTLY REMOVED BECAUSE HIGHER VERS OF ANDROID NEEDS A NOTIFICATION
        //if (!VideoDownloadManager.isMyServiceRunning(this, VideoDownloadKeepAliveService::class.java)) {
        //    val mYourService = VideoDownloadKeepAliveService()
        //    val mServiceIntent = Intent(this, mYourService::class.java).putExtra(START_VALUE_KEY, RESTART_ALL_DOWNLOADS_AND_QUEUE)
        //    this.startService(mServiceIntent)
        //}
//settingsManager.getBoolean("disable_automatic_data_downloads", true) &&

        // TODO RETURN TO TRUE
        /*
        if (isUsingMobileData()) {
            Toast.makeText(this, "Downloads not resumed on mobile data", Toast.LENGTH_LONG).show()
        } else {
            val keys = getKeys(VideoDownloadManager.KEY_RESUME_PACKAGES)
            val resumePkg = keys.mapNotNull { k -> getKey<VideoDownloadManager.DownloadResumePackage>(k) }

            // To remove a bug where this is permanent
            removeKeys(VideoDownloadManager.KEY_RESUME_PACKAGES)

            for (pkg in resumePkg) { // ADD ALL CURRENT DOWNLOADS
                VideoDownloadManager.downloadFromResume(this, pkg, false)
            }

            // ADD QUEUE
            // array needed because List gets cast exception to linkedList for some unknown reason
            val resumeQueue =
                getKey<Array<VideoDownloadManager.DownloadQueueResumePackage>>(VideoDownloadManager.KEY_RESUME_QUEUE_PACKAGES)

            resumeQueue?.sortedBy { it.index }?.forEach {
                VideoDownloadManager.downloadFromResume(this, it.pkg)
            }
        }*/


        /*
        val castContext = CastContext.getSharedInstance(applicationContext)
         fun buildMediaQueueItem(video: String): MediaQueueItem {
           // val movieMetadata = MediaMetadata(MediaMetadata.MEDIA_TYPE_PHOTO)
            //movieMetadata.putString(MediaMetadata.KEY_TITLE, "CloudStream")
            val mediaInfo = MediaInfo.Builder(Uri.parse(video).toString())
                .setStreamType(MediaInfo.STREAM_TYPE_NONE)
                .setContentType(MimeTypes.IMAGE_JPEG)
               // .setMetadata(movieMetadata).build()
                .build()
            return MediaQueueItem.Builder(mediaInfo).build()
        }*/
        /*
        castContext.addCastStateListener { state ->
            if (state == CastState.CONNECTED) {
                println("TESTING")
                val isCasting = castContext?.sessionManager?.currentCastSession?.remoteMediaClient?.currentItem != null
                if(!isCasting) {
                    val castPlayer = CastPlayer(castContext)
                    println("LOAD ITEM")

                    castPlayer.loadItem(buildMediaQueueItem("https://cdn.discordapp.com/attachments/551382684560261121/730169809408622702/ChromecastLogo6.png"),0)
                }
            }
        }*/

        handleAppIntent(intent)
    }
}