103 lines
4.6 KiB
Kotlin
103 lines
4.6 KiB
Kotlin
package io.heckel.ntfy.ui
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import android.content.Context
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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 android.widget.TextView
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import androidx.recyclerview.widget.DiffUtil
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import androidx.recyclerview.widget.ListAdapter
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import androidx.recyclerview.widget.RecyclerView
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import io.heckel.ntfy.R
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import io.heckel.ntfy.data.ConnectionState
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import io.heckel.ntfy.data.Subscription
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import io.heckel.ntfy.data.topicShortUrl
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import java.text.SimpleDateFormat
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import java.util.*
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class MainAdapter(private val onClick: (Subscription) -> Unit, private val onLongClick: (Subscription) -> Unit) :
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ListAdapter<Subscription, MainAdapter.SubscriptionViewHolder>(TopicDiffCallback) {
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val selected = mutableSetOf<Long>() // Subscription IDs
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/* Creates and inflates view and return TopicViewHolder. */
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override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): SubscriptionViewHolder {
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val view = LayoutInflater.from(parent.context)
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.inflate(R.layout.main_fragment_item, parent, false)
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return SubscriptionViewHolder(view, selected, onClick, onLongClick)
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}
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/* Gets current topic and uses it to bind view. */
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override fun onBindViewHolder(holder: SubscriptionViewHolder, position: Int) {
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val subscription = getItem(position)
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holder.bind(subscription)
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}
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fun toggleSelection(subscriptionId: Long) {
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if (selected.contains(subscriptionId)) {
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selected.remove(subscriptionId)
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} else {
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selected.add(subscriptionId)
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}
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}
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/* ViewHolder for Topic, takes in the inflated view and the onClick behavior. */
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class SubscriptionViewHolder(itemView: View, private val selected: Set<Long>, val onClick: (Subscription) -> Unit, val onLongClick: (Subscription) -> Unit) :
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RecyclerView.ViewHolder(itemView) {
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private var subscription: Subscription? = null
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private val context: Context = itemView.context
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private val nameView: TextView = itemView.findViewById(R.id.main_item_text)
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private val statusView: TextView = itemView.findViewById(R.id.main_item_status)
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private val dateView: TextView = itemView.findViewById(R.id.main_item_date)
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private val instantImageView: View = itemView.findViewById(R.id.main_item_instant_image)
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private val newItemsView: TextView = itemView.findViewById(R.id.main_item_new)
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fun bind(subscription: Subscription) {
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this.subscription = subscription
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var statusMessage = if (subscription.totalCount == 1) {
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context.getString(R.string.main_item_status_text_one, subscription.totalCount)
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} else {
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context.getString(R.string.main_item_status_text_not_one, subscription.totalCount)
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}
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if (subscription.instant && subscription.state == ConnectionState.CONNECTING) {
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statusMessage += ", " + context.getString(R.string.main_item_status_reconnecting)
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}
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val dateText = if (subscription.lastActive == 0L) {
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""
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} else if (System.currentTimeMillis()/1000 - subscription.lastActive < 24 * 60 * 60) {
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SimpleDateFormat("HH:mm").format(Date(subscription.lastActive*1000))
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} else {
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SimpleDateFormat("M/d/yy").format(Date(subscription.lastActive*1000))
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}
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nameView.text = topicShortUrl(subscription.baseUrl, subscription.topic)
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statusView.text = statusMessage
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dateView.text = dateText
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if (subscription.instant) {
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instantImageView.visibility = View.VISIBLE
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} else {
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instantImageView.visibility = View.GONE
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}
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if (subscription.newCount > 0) {
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newItemsView.visibility = View.VISIBLE
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newItemsView.text = if (subscription.newCount <= 99) subscription.newCount.toString() else "99+"
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} else {
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newItemsView.visibility = View.GONE
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}
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itemView.setOnClickListener { onClick(subscription) }
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itemView.setOnLongClickListener { onLongClick(subscription); true }
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if (selected.contains(subscription.id)) {
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itemView.setBackgroundResource(R.color.primarySelectedRowColor);
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}
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}
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}
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object TopicDiffCallback : DiffUtil.ItemCallback<Subscription>() {
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override fun areItemsTheSame(oldItem: Subscription, newItem: Subscription): Boolean {
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return oldItem.id == newItem.id
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}
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override fun areContentsTheSame(oldItem: Subscription, newItem: Subscription): Boolean {
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return oldItem == newItem
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}
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}
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}
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