AquaStream/app/src/main/java/com/lagradost/cloudstream3/ui/download/DownloadFragment.kt

package com.lagradost.cloudstream3.ui.download

import android.annotation.SuppressLint
import android.os.Bundle
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.widget.LinearLayout
import androidx.fragment.app.Fragment
import androidx.lifecycle.ViewModelProvider
import androidx.recyclerview.widget.GridLayoutManager
import androidx.recyclerview.widget.RecyclerView
import com.lagradost.cloudstream3.R
import com.lagradost.cloudstream3.UIHelper.fixPaddingStatusbar
import com.lagradost.cloudstream3.isMovieType
import com.lagradost.cloudstream3.mvvm.observe
import com.lagradost.cloudstream3.ui.result.ResultFragment
import com.lagradost.cloudstream3.utils.DOWNLOAD_EPISODE_CACHE
import com.lagradost.cloudstream3.utils.DataStore.getFolderName
import kotlinx.android.synthetic.main.fragment_downloads.*
import kotlinx.android.synthetic.main.fragment_result.*


class DownloadFragment : Fragment() {

    private lateinit var downloadsViewModel: DownloadViewModel

    private fun getBytesAsText(bytes: Long): String {
        return "%.1f".format(bytes / 1000000000f)
    }

    private fun View.setLayoutWidth(weight: Long) {
        val param = LinearLayout.LayoutParams(
            0,
            LinearLayout.LayoutParams.MATCH_PARENT,
            maxOf((weight / 1000000000f), 0.1f) // 100mb
        )
        this.layoutParams = param
    }

    @SuppressLint("SetTextI18n")
    override fun onCreateView(
        inflater: LayoutInflater,
        container: ViewGroup?,
        savedInstanceState: Bundle?
    ): View? {
        downloadsViewModel =
            ViewModelProvider(this).get(DownloadViewModel::class.java)
        observe(downloadsViewModel.noDownloadsText) {
            text_no_downloads.text = it
        }
        observe(downloadsViewModel.headerCards) {
            (download_list?.adapter as DownloadHeaderAdapter? ?: return@observe).cardList = it
            (download_list?.adapter as DownloadHeaderAdapter? ?: return@observe).notifyDataSetChanged()
        }
        observe(downloadsViewModel.availableBytes) {
            download_free_txt?.text = "Free • ${getBytesAsText(it)}GB"
            download_free?.setLayoutWidth(it)
        }
        observe(downloadsViewModel.usedBytes) {
            download_used_txt?.text = "Used • ${getBytesAsText(it)}GB"
            download_used?.setLayoutWidth(it)
        }
        observe(downloadsViewModel.downloadBytes) {
            download_app_txt?.text = "App • ${getBytesAsText(it)}GB"
            download_app?.setLayoutWidth(it)
        }
        return inflater.inflate(R.layout.fragment_downloads, container, false)
    }

    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
        super.onViewCreated(view, savedInstanceState)
        val adapter: RecyclerView.Adapter<RecyclerView.ViewHolder> =
            DownloadHeaderAdapter(
                ArrayList(),
            ) { click ->
                if(click.data.type.isMovieType()) {
                    //TODO MOVIE
                }
                else {
                    val folder = getFolderName(DOWNLOAD_EPISODE_CACHE, click.data.id.toString())
                    activity?.supportFragmentManager?.beginTransaction()
                        ?.setCustomAnimations(R.anim.enter_anim, R.anim.exit_anim, R.anim.pop_enter, R.anim.pop_exit)
                        ?.add(R.id.homeRoot, DownloadChildFragment.newInstance(click.data.name, folder))
                        ?.commit()
                }
            }
        download_list.adapter = adapter
        download_list.layoutManager = GridLayoutManager(context, 1)
        downloadsViewModel.updateList(requireContext())

        activity?.fixPaddingStatusbar(download_root)
    }
}