[wallet] separate history and transactions UI

The history with its JSON payload is only shown in dev mode
while the transactions are prepared to move to the new API.

1 files changed, 87 insertions, 0 deletions

diff --git a/wallet/src/main/java/net/taler/wallet/history/DevHistoryFragment.kt b/wallet/src/main/java/net/taler/wallet/history/DevHistoryFragment.kt
new file mode 100644
index 0000000..c3c07a3
--- /dev/null
+++ b/wallet/src/main/java/net/taler/wallet/history/DevHistoryFragment.kt
@@ -0,0 +1,87 @@
+/*
+ * 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.history
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.View.INVISIBLE
+import android.view.View.VISIBLE
+import android.view.ViewGroup
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.activityViewModels
+import androidx.lifecycle.Observer
+import androidx.recyclerview.widget.DividerItemDecoration
+import androidx.recyclerview.widget.LinearLayoutManager.VERTICAL
+import kotlinx.android.synthetic.main.fragment_transactions.*
+import net.taler.common.fadeIn
+import net.taler.common.fadeOut
+import net.taler.wallet.MainViewModel
+import net.taler.wallet.R
+
+internal interface OnEventClickListener {
+    fun onTransactionClicked(historyEvent: HistoryEvent)
+}
+
+class DevHistoryFragment : Fragment(),
+    OnEventClickListener {
+
+    private val model: MainViewModel by activityViewModels()
+    private val historyManager by lazy { model.historyManager }
+    private val historyAdapter by lazy { DevHistoryAdapter(this) }
+
+    override fun onCreateView(
+        inflater: LayoutInflater, container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View? {
+        return inflater.inflate(R.layout.fragment_transactions, container, false)
+    }
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        if (savedInstanceState == null) historyManager.loadHistory()
+
+        list.apply {
+            adapter = historyAdapter
+            addItemDecoration(DividerItemDecoration(context, VERTICAL))
+        }
+        historyManager.progress.observe(viewLifecycleOwner, Observer { show ->
+            progressBar.visibility = if (show) VISIBLE else INVISIBLE
+        })
+        historyManager.history.observe(viewLifecycleOwner, Observer { result ->
+            onHistoryResult(result)
+        })
+    }
+
+    override fun onTransactionClicked(historyEvent: HistoryEvent) {
+        JsonDialogFragment.new(historyEvent.json.toString(2))
+            .show(parentFragmentManager, null)
+    }
+
+    private fun onHistoryResult(result: HistoryResult) = when (result) {
+        HistoryResult.Error -> {
+            list.fadeOut()
+            emptyState.text = getString(R.string.transactions_error)
+            emptyState.fadeIn()
+        }
+        is HistoryResult.Success -> {
+            emptyState.visibility = if (result.history.isEmpty()) VISIBLE else INVISIBLE
+            historyAdapter.update(result.history)
+            list.fadeIn()
+        }
+    }
+
+}