/* * 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 */ package net.taler.wallet.transactions import android.content.Context import android.view.LayoutInflater import android.view.MotionEvent import android.view.View import android.view.View.GONE import android.view.View.VISIBLE import android.view.ViewGroup import android.widget.ImageView import android.widget.TextView import androidx.recyclerview.selection.ItemDetailsLookup import androidx.recyclerview.selection.ItemKeyProvider import androidx.recyclerview.selection.SelectionTracker import androidx.recyclerview.widget.RecyclerView import androidx.recyclerview.widget.RecyclerView.Adapter import androidx.recyclerview.widget.RecyclerView.ViewHolder import net.taler.common.exhaustive import net.taler.common.toRelativeTime import net.taler.wallet.R import net.taler.wallet.transactions.TransactionAdapter.TransactionViewHolder internal class TransactionAdapter( private val listener: OnTransactionClickListener ) : Adapter() { private var transactions: List = ArrayList() lateinit var tracker: SelectionTracker val keyProvider = TransactionKeyProvider() init { setHasStableIds(false) } override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): TransactionViewHolder { val view = LayoutInflater.from(parent.context) .inflate(R.layout.list_item_transaction, parent, false) return TransactionViewHolder(view) } override fun getItemCount(): Int = transactions.size override fun onBindViewHolder(holder: TransactionViewHolder, position: Int) { val transaction = transactions[position] holder.bind(transaction, tracker.isSelected(transaction.transactionId)) } fun update(updatedTransactions: List) { this.transactions = updatedTransactions this.notifyDataSetChanged() } fun selectAll() = transactions.forEach { tracker.select(it.transactionId) } internal inner class TransactionViewHolder(private val v: View) : ViewHolder(v) { private val context: Context = v.context private val icon: ImageView = v.findViewById(R.id.icon) private val title: TextView = v.findViewById(R.id.title) private val extraInfoView: TextView = v.findViewById(R.id.extraInfoView) private val time: TextView = v.findViewById(R.id.time) private val amount: TextView = v.findViewById(R.id.amount) private val pendingView: TextView = v.findViewById(R.id.pendingView) private val selectableForeground = v.foreground private val amountColor = amount.currentTextColor private val red = context.getColor(R.color.red) private val green = context.getColor(R.color.green) fun bind(transaction: Transaction, selected: Boolean) { v.foreground = selectableForeground v.setOnClickListener { listener.onTransactionClicked(transaction) } v.isActivated = selected if (transaction.error == null) { icon.setImageResource(transaction.icon) } else { icon.setImageResource(R.drawable.ic_error) } title.text = transaction.getTitle(context) bindExtraInfo(transaction) time.text = transaction.timestamp.ms.toRelativeTime(context) bindAmount(transaction) pendingView.visibility = if (transaction.pending) VISIBLE else GONE } private fun bindExtraInfo(transaction: Transaction) { if (transaction.error != null) { extraInfoView.text = context.getString(R.string.payment_error, transaction.error!!.userFacingMsg) extraInfoView.setTextColor(red) extraInfoView.visibility = VISIBLE } else if (transaction is TransactionWithdrawal && !transaction.confirmed) { extraInfoView.setText(R.string.withdraw_waiting_confirm) extraInfoView.setTextColor(amountColor) extraInfoView.visibility = VISIBLE } else if (transaction is TransactionPayment && transaction.status != PaymentStatus.Paid && transaction.status != PaymentStatus.Accepted) { extraInfoView.setText(if (transaction.status == PaymentStatus.Aborted) R.string.payment_aborted else R.string.payment_failed) extraInfoView.setTextColor(amountColor) extraInfoView.visibility = VISIBLE } else { extraInfoView.visibility = GONE } } private fun bindAmount(transaction: Transaction) { val amountStr = transaction.amountEffective.amountStr when (transaction.amountType) { AmountType.Positive -> { amount.text = context.getString(R.string.amount_positive, amountStr) amount.setTextColor(if (transaction.pending) amountColor else green) } AmountType.Negative -> { amount.text = context.getString(R.string.amount_negative, amountStr) amount.setTextColor(if (transaction.pending) amountColor else red) } AmountType.Neutral -> { amount.text = amountStr amount.setTextColor(amountColor) } }.exhaustive } } internal inner class TransactionKeyProvider : ItemKeyProvider(SCOPE_MAPPED) { override fun getKey(position: Int) = transactions[position].transactionId override fun getPosition(key: String): Int { return transactions.indexOfFirst { it.transactionId == key } } } } internal class TransactionLookup( private val list: RecyclerView, private val adapter: TransactionAdapter ) : ItemDetailsLookup() { override fun getItemDetails(e: MotionEvent): ItemDetails? { list.findChildViewUnder(e.x, e.y)?.let { view -> val holder = list.getChildViewHolder(view) val position = holder.adapterPosition return object : ItemDetails() { override fun getPosition(): Int = position override fun getSelectionKey(): String = adapter.keyProvider.getKey(position) } } return null } }