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/*
* Tinc App, an Android binding and user interface for the tinc mesh VPN daemon
* Copyright (C) 2017-2018 Pacien TRAN-GIRARD
*
* This program 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 of the License, or
* (at your option) any later version.
*
* This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
*/
package org.pacien.tincapp.activities.start
import android.arch.lifecycle.Observer
import android.os.Bundle
import android.support.v4.app.Fragment
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.widget.AdapterView
import android.widget.ArrayAdapter
import android.widget.TextView
import kotlinx.android.synthetic.main.start_network_list.*
import org.pacien.tincapp.R
import org.pacien.tincapp.context.AppPaths
import org.pacien.tincapp.extensions.hideBottomSeparator
import org.pacien.tincapp.extensions.setElements
/**
* @author pacien
*/
class NetworkListFragment : Fragment() {
private val appPaths = AppPaths
private val networkListViewModel by lazy { NetworkListViewModel() }
private val networkListAdapter by lazy { ArrayAdapter<String>(context, R.layout.start_network_list_item) }
var connectToNetworkAction = { _: String -> Unit }
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
networkListViewModel.networkList.observe(this, Observer { updateNetworkList(it.orEmpty()) })
}
override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
return inflater.inflate(R.layout.start_network_list, container, false)
}
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
val listHeaderView = layoutInflater.inflate(R.layout.start_network_list_header, start_network_list, false)
start_network_list.addHeaderView(listHeaderView, null, false)
start_network_list.hideBottomSeparator()
start_network_list.emptyView = start_network_list_placeholder
start_network_list.onItemClickListener = AdapterView.OnItemClickListener(this::onItemClick)
start_network_list.adapter = networkListAdapter
}
@Suppress("UNUSED_PARAMETER")
private fun onItemClick(parent: AdapterView<*>?, view: View?, position: Int, id: Long) = when (view) {
is TextView -> connectToNetworkAction(view.text.toString())
else -> Unit
}
private fun updateNetworkList(networks: List<String>) {
networkListAdapter.setElements(networks)
if (networks.isEmpty()) updatePlaceholder()
}
private fun updatePlaceholder() {
val placeholderTextResource = when (appPaths.storageAvailable()) {
true -> R.string.start_network_list_empty_none_found
false -> R.string.start_network_list_empty_storage_not_available
}
start_network_list_placeholder.post {
start_network_list_placeholder_text.text = getString(placeholderTextResource)
}
}
}
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