package ani.dantotsu.home

import android.content.Context
import android.content.Intent
import android.os.Handler
import android.os.Looper
import android.util.TypedValue
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.view.animation.LayoutAnimationController
import androidx.appcompat.app.AppCompatActivity
import androidx.core.content.ContextCompat
import androidx.core.view.updateLayoutParams
import androidx.core.view.updatePadding
import androidx.lifecycle.MutableLiveData
import androidx.recyclerview.widget.LinearLayoutManager
import androidx.recyclerview.widget.RecyclerView
import androidx.viewpager2.widget.ViewPager2
import ani.dantotsu.MediaPageTransformer
import ani.dantotsu.R
import ani.dantotsu.connections.anilist.Anilist
import ani.dantotsu.currContext
import ani.dantotsu.databinding.ItemMangaPageBinding
import ani.dantotsu.loadData
import ani.dantotsu.loadImage
import ani.dantotsu.media.GenreActivity
import ani.dantotsu.media.MediaAdaptor
import ani.dantotsu.media.SearchActivity
import ani.dantotsu.px
import ani.dantotsu.setSafeOnClickListener
import ani.dantotsu.setSlideIn
import ani.dantotsu.setSlideUp
import ani.dantotsu.settings.SettingsDialogFragment
import ani.dantotsu.settings.UserInterfaceSettings
import ani.dantotsu.statusBarHeight
import com.google.android.material.card.MaterialCardView
import com.google.android.material.textfield.TextInputLayout

class MangaPageAdapter : RecyclerView.Adapter<MangaPageAdapter.MangaPageViewHolder>() {
    val ready = MutableLiveData(false)
    lateinit var binding: ItemMangaPageBinding
    private var trendHandler: Handler? = null
    private lateinit var trendRun: Runnable
    var trendingViewPager: ViewPager2? = null
    private var uiSettings: UserInterfaceSettings =
        loadData("ui_settings") ?: UserInterfaceSettings()

    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): MangaPageViewHolder {
        val binding =
            ItemMangaPageBinding.inflate(LayoutInflater.from(parent.context), parent, false)
        return MangaPageViewHolder(binding)
    }

    override fun onBindViewHolder(holder: MangaPageViewHolder, position: Int) {
        binding = holder.binding
        trendingViewPager = binding.mangaTrendingViewPager

        val textInputLayout = holder.itemView.findViewById<TextInputLayout>(R.id.mangaSearchBar)
        val currentColor = textInputLayout.boxBackgroundColor
        val semiTransparentColor = (currentColor and 0x00FFFFFF) or 0xA8000000.toInt()
        textInputLayout.boxBackgroundColor = semiTransparentColor
        val materialCardView =
            holder.itemView.findViewById<MaterialCardView>(R.id.mangaUserAvatarContainer)
        materialCardView.setCardBackgroundColor(semiTransparentColor)
        val typedValue = TypedValue()
        currContext()?.theme?.resolveAttribute(android.R.attr.windowBackground, typedValue, true)
        val color = typedValue.data


        val colorOverflow = currContext()?.getSharedPreferences("Dantotsu", Context.MODE_PRIVATE)
            ?.getBoolean("colorOverflow", false) ?: false
        if (!colorOverflow) {
            textInputLayout.boxBackgroundColor = (color and 0x00FFFFFF) or 0x28000000.toInt()
            materialCardView.setCardBackgroundColor((color and 0x00FFFFFF) or 0x28000000.toInt())
        }

        binding.mangaTitleContainer.updatePadding(top = statusBarHeight)

        if (uiSettings.smallView) binding.mangaTrendingContainer.updateLayoutParams<ViewGroup.MarginLayoutParams> {
            bottomMargin = (-108f).px
        }

        updateAvatar()

        binding.mangaSearchBar.hint = "MANGA"
        binding.mangaSearchBarText.setOnClickListener {
            ContextCompat.startActivity(
                it.context,
                Intent(it.context, SearchActivity::class.java).putExtra("type", "MANGA"),
                null
            )
        }

        binding.mangaUserAvatar.setSafeOnClickListener {
            val dialogFragment =
                SettingsDialogFragment.newInstance(SettingsDialogFragment.Companion.PageType.MANGA)
            dialogFragment.show((it.context as AppCompatActivity).supportFragmentManager, "dialog")
        }

        binding.mangaSearchBar.setEndIconOnClickListener {
            binding.mangaSearchBarText.performClick()
        }

        binding.mangaGenreImage.loadImage("https://s4.anilist.co/file/anilistcdn/media/manga/banner/105778-wk5qQ7zAaTGl.jpg")
        binding.mangaTopScoreImage.loadImage("https://s4.anilist.co/file/anilistcdn/media/manga/banner/30002-3TuoSMl20fUX.jpg")

        binding.mangaGenre.setOnClickListener {
            ContextCompat.startActivity(
                it.context,
                Intent(it.context, GenreActivity::class.java).putExtra("type", "MANGA"),
                null
            )
        }
        binding.mangaTopScore.setOnClickListener {
            ContextCompat.startActivity(
                it.context,
                Intent(it.context, SearchActivity::class.java)
                    .putExtra("type", "MANGA")
                    .putExtra("sortBy", Anilist.sortBy[0])
                    .putExtra("search", true),
                null
            )
        }

        binding.mangaIncludeList.visibility =
            if (Anilist.userid != null) View.VISIBLE else View.GONE

        binding.mangaIncludeList.isChecked =
            currContext()?.getSharedPreferences("Dantotsu", Context.MODE_PRIVATE)
                ?.getBoolean("popular_list", true) ?: true

        binding.mangaIncludeList.setOnCheckedChangeListener { _, isChecked ->
            onIncludeListClick.invoke(isChecked)

            currContext()?.getSharedPreferences("Dantotsu", Context.MODE_PRIVATE)?.edit()
                ?.putBoolean("popular_list", isChecked)?.apply()
        }
        if (ready.value == false)
            ready.postValue(true)
    }

    lateinit var onIncludeListClick: ((Boolean) -> Unit)

    override fun getItemCount(): Int = 1

    fun updateHeight() {
        trendingViewPager!!.updateLayoutParams { height += statusBarHeight }
    }

    fun updateTrending(adaptor: MediaAdaptor) {
        binding.mangaTrendingProgressBar.visibility = View.GONE
        binding.mangaTrendingViewPager.adapter = adaptor
        binding.mangaTrendingViewPager.offscreenPageLimit = 3
        binding.mangaTrendingViewPager.getChildAt(0).overScrollMode = RecyclerView.OVER_SCROLL_NEVER
        binding.mangaTrendingViewPager.setPageTransformer(MediaPageTransformer())
        trendHandler = Handler(Looper.getMainLooper())
        trendRun = Runnable {
            binding.mangaTrendingViewPager.currentItem =
                binding.mangaTrendingViewPager.currentItem + 1
        }
        binding.mangaTrendingViewPager.registerOnPageChangeCallback(
            object : ViewPager2.OnPageChangeCallback() {
                override fun onPageSelected(position: Int) {
                    super.onPageSelected(position)
                    trendHandler!!.removeCallbacks(trendRun)
                    trendHandler!!.postDelayed(trendRun, 4000)
                }
            }
        )

        binding.mangaTrendingViewPager.layoutAnimation =
            LayoutAnimationController(setSlideIn(uiSettings), 0.25f)
        binding.mangaTitleContainer.startAnimation(setSlideUp(uiSettings))
        binding.mangaListContainer.layoutAnimation =
            LayoutAnimationController(setSlideIn(uiSettings), 0.25f)
    }

    fun updateNovel(adaptor: MediaAdaptor) {
        binding.mangaNovelProgressBar.visibility = View.GONE
        binding.mangaNovelRecyclerView.adapter = adaptor
        binding.mangaNovelRecyclerView.layoutManager =
            LinearLayoutManager(
                binding.mangaNovelRecyclerView.context,
                LinearLayoutManager.HORIZONTAL,
                false
            )
        binding.mangaNovelRecyclerView.visibility = View.VISIBLE

        binding.mangaNovel.visibility = View.VISIBLE
        binding.mangaNovel.startAnimation(setSlideUp(uiSettings))
        binding.mangaNovelRecyclerView.layoutAnimation =
            LayoutAnimationController(setSlideIn(uiSettings), 0.25f)
        binding.mangaPopular.visibility = View.VISIBLE
        binding.mangaPopular.startAnimation(setSlideUp(uiSettings))
    }

    fun updateAvatar() {
        if (Anilist.avatar != null && ready.value == true) {
            binding.mangaUserAvatar.loadImage(Anilist.avatar)
            binding.mangaUserAvatar.imageTintList = null
        }
    }

    inner class MangaPageViewHolder(val binding: ItemMangaPageBinding) :
        RecyclerView.ViewHolder(binding.root)
}