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/*
This file is part of GNU Taler
(C) 2019 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
import android.os.Bundle
import android.view.*
import androidx.fragment.app.Fragment
import android.widget.TextView
import androidx.lifecycle.ViewModelProviders
import androidx.recyclerview.widget.DividerItemDecoration
import androidx.recyclerview.widget.LinearLayoutManager
import androidx.recyclerview.widget.RecyclerView
class WalletHistoryAdapter(private var myDataset: HistoryResult) : RecyclerView.Adapter<WalletHistoryAdapter.MyViewHolder>() {
init {
setHasStableIds(false)
}
override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): MyViewHolder {
val rowView = LayoutInflater.from(parent.context).inflate(R.layout.history_row, parent, false)
return MyViewHolder(rowView)
}
override fun getItemCount(): Int {
return myDataset.history.size
}
override fun onBindViewHolder(holder: MyViewHolder, position: Int) {
val h = myDataset.history[myDataset.history.size - position - 1]
val text = holder.rowView.findViewById<TextView>(R.id.history_text)
val subText = holder.rowView.findViewById<TextView>(R.id.history_subtext)
text.text = h.type
subText.text = h.timestamp.toString() + "\n" + h.detail.toString(1)
}
fun update(updatedHistory: HistoryResult) {
this.myDataset = updatedHistory
this.notifyDataSetChanged()
}
class MyViewHolder(val rowView: View) : RecyclerView.ViewHolder(rowView)
}
/**
* Wallet history.
*
*/
class WalletHistory : Fragment() {
lateinit var model: WalletViewModel
lateinit var historyAdapter: WalletHistoryAdapter
lateinit var historyPlaceholder: View
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setHasOptionsMenu(true)
historyAdapter = WalletHistoryAdapter(HistoryResult(listOf()))
model = activity?.run {
ViewModelProviders.of(this)[WalletViewModel::class.java]
} ?: throw Exception("Invalid Activity")
}
override fun onCreateOptionsMenu(menu: Menu, inflater: MenuInflater) {
activity?.menuInflater?.inflate(R.menu.history, menu)
}
override fun onOptionsItemSelected(item: MenuItem): Boolean {
return when (item.itemId) {
R.id.reload_history -> {
updateHistory()
true
}
else -> super.onOptionsItemSelected(item)
}
}
private fun updateHistory() {
model.getHistory {
if (it.history.size == 0) {
historyPlaceholder.visibility = View.VISIBLE
}
historyAdapter.update(it)
}
}
override fun onCreateView(
inflater: LayoutInflater, container: ViewGroup?,
savedInstanceState: Bundle?
): View? {
// Inflate the layout for this fragment
val view = inflater.inflate(R.layout.fragment_show_history, container, false)
val myLayoutManager = LinearLayoutManager(context)
val myItemDecoration = DividerItemDecoration(context, myLayoutManager.orientation)
view.findViewById<RecyclerView>(R.id.list_history).apply {
layoutManager = myLayoutManager
adapter = historyAdapter
addItemDecoration(myItemDecoration)
}
historyPlaceholder = view.findViewById<View>(R.id.list_history_placeholder)
historyPlaceholder.visibility = View.GONE
updateHistory()
return view
}
companion object {
const val TAG = "taler-wallet"
}
}
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