42 lines
1.4 KiB
Kotlin
42 lines
1.4 KiB
Kotlin
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package exh.ui.metadata
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import android.view.LayoutInflater
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import android.view.View
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import android.view.ViewGroup
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import androidx.recyclerview.widget.RecyclerView
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import eu.kanade.tachiyomi.databinding.MetadataViewItemBinding
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import kotlin.math.floor
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class MetadataViewAdapter(private var data: List<Pair<String, String>>) :
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RecyclerView.Adapter<MetadataViewAdapter.ViewHolder>() {
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private lateinit var binding: MetadataViewItemBinding
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override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): MetadataViewAdapter.ViewHolder {
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binding = MetadataViewItemBinding.inflate(LayoutInflater.from(parent.context), parent, false)
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return ViewHolder(binding.root)
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}
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fun update(data: List<Pair<String, String>>) {
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this.data = data
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notifyDataSetChanged()
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}
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// binds the data to the TextView in each cell
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override fun onBindViewHolder(holder: ViewHolder, position: Int) {
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holder.bind(position)
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}
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// total number of cells
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override fun getItemCount(): Int = data.size * 2
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// stores and recycles views as they are scrolled off screen
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inner class ViewHolder(view: View) : RecyclerView.ViewHolder(view) {
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fun bind(position: Int) {
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if (data.isEmpty()) return
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val dataPosition = floor(position / 2F).toInt()
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binding.infoText.text = if (position % 2 == 0) data[dataPosition].first else data[dataPosition].second
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}
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}
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}
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