package com.github.apognu.otter.adapters

import android.content.Context
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import androidx.recyclerview.widget.RecyclerView
import com.github.apognu.otter.R
import com.github.apognu.otter.fragments.FunkwhaleAdapter
import com.github.apognu.otter.utils.Artist
import com.github.apognu.otter.utils.normalizeUrl
import com.squareup.picasso.Picasso
import jp.wasabeef.picasso.transformations.RoundedCornersTransformation
import kotlinx.android.synthetic.main.row_artist.view.*

class ArtistsAdapter(val context: Context?, val listener: OnArtistClickListener) : FunkwhaleAdapter<Artist, ArtistsAdapter.ViewHolder>() {
  interface OnArtistClickListener {
    fun onClick(holder: View?, artist: Artist)
  }

  override fun getItemCount() = data.size

  override fun getItemId(position: Int) = data[position].id.toLong()

  override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
    val view = LayoutInflater.from(context).inflate(R.layout.row_artist, parent, false)

    return ViewHolder(view, listener).also {
      view.setOnClickListener(it)
    }
  }

  override fun onBindViewHolder(holder: ViewHolder, position: Int) {
    val artist = data[position]

    artist.albums?.let { albums ->
      if (albums.isNotEmpty()) {
        Picasso.get()
          .load(normalizeUrl(albums[0].cover.original))
          .fit()
          .placeholder(R.drawable.cover)
          .transform(RoundedCornersTransformation(16, 0))
          .into(holder.art)
      }
    }

    holder.name.text = artist.name

    artist.albums?.let {
      context?.let {
        holder.albums.text = context.resources.getQuantityString(R.plurals.album_count, artist.albums.size, artist.albums.size)
      }
    }
  }

  inner class ViewHolder(view: View, val listener: OnArtistClickListener) : RecyclerView.ViewHolder(view), View.OnClickListener {
    val art = view.art
    val name = view.name
    val albums = view.albums

    override fun onClick(view: View?) {
      listener.onClick(view, data[layoutPosition])
    }
  }
}