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/*
* This file is part of GNU Taler
* (C) 2020 Taler Systems S.A.
*
* GNU Taler is free software; you can redistribute it and/or modify it under the
* terms of the GNU General Public License as published by the Free Software
* Foundation; either version 3, or (at your option) any later version.
*
* GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with
* GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
package net.taler.wallet.exchanges
import android.view.LayoutInflater
import android.view.View
import android.view.View.GONE
import android.view.View.VISIBLE
import android.view.ViewGroup
import android.widget.ImageButton
import android.widget.TextView
import androidx.appcompat.widget.PopupMenu
import androidx.recyclerview.widget.RecyclerView
import androidx.recyclerview.widget.RecyclerView.Adapter
import net.taler.wallet.R
import net.taler.wallet.exchanges.ExchangeAdapter.ExchangeItemViewHolder
interface ExchangeClickListener {
fun onExchangeSelected(item: ExchangeItem)
fun onManualWithdraw(item: ExchangeItem)
fun onPeerReceive(item: ExchangeItem)
fun onExchangeReload(item: ExchangeItem)
fun onExchangeDelete(item: ExchangeItem)
}
internal class ExchangeAdapter(
private val selectOnly: Boolean,
private val listener: ExchangeClickListener,
) : Adapter<ExchangeItemViewHolder>() {
private val items = ArrayList<ExchangeItem>()
override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ExchangeItemViewHolder {
val view = LayoutInflater.from(parent.context)
.inflate(R.layout.list_item_exchange, parent, false)
return ExchangeItemViewHolder(view)
}
override fun getItemCount() = items.size
override fun onBindViewHolder(holder: ExchangeItemViewHolder, position: Int) {
holder.bind(items[position])
}
fun update(newItems: List<ExchangeItem>) {
items.clear()
items.addAll(newItems)
notifyDataSetChanged()
}
internal inner class ExchangeItemViewHolder(v: View) : RecyclerView.ViewHolder(v) {
private val context = v.context
private val urlView: TextView = v.findViewById(R.id.urlView)
private val currencyView: TextView = v.findViewById(R.id.currencyView)
private val overflowIcon: ImageButton = v.findViewById(R.id.overflowIcon)
fun bind(item: ExchangeItem) {
urlView.text = item.name
// If currency is null, it's because we have no data from the exchange...
currencyView.text = if (item.currency == null) {
context.getString(R.string.exchange_not_contacted)
} else {
context.getString(R.string.exchange_list_currency, item.currency)
}
if (selectOnly) {
itemView.setOnClickListener { listener.onExchangeSelected(item) }
overflowIcon.visibility = GONE
} else {
itemView.setOnClickListener(null)
itemView.isClickable = false
// ...thus, we should prevent the user from interacting with it.
overflowIcon.visibility = if (item.currency != null) VISIBLE else GONE
}
overflowIcon.setOnClickListener { openMenu(overflowIcon, item) }
}
private fun openMenu(anchor: View, item: ExchangeItem) = PopupMenu(context, anchor).apply {
inflate(R.menu.exchange)
setOnMenuItemClickListener { menuItem ->
when (menuItem.itemId) {
R.id.action_manual_withdrawal -> {
listener.onManualWithdraw(item)
true
}
R.id.action_receive_peer -> {
listener.onPeerReceive(item)
true
}
R.id.action_reload -> {
listener.onExchangeReload(item)
true
}
R.id.action_delete -> {
listener.onExchangeDelete(item)
true
}
else -> false
}
}
show()
}
}
}
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