From 88decdd5f85c0537059185f164ba3b15e4f1b477 Mon Sep 17 00:00:00 2001
From: Torsten Grote <t@grobox.de>
Date: Wed, 11 Mar 2020 09:37:24 -0300
Subject: Show a different product layout when there's only one product

The image will be shown bigger and centered below the product name.
---
 .../net/taler/wallet/payment/ProductAdapter.kt     |  9 ++-
 .../main/res/layout/list_item_product_single.xml   | 76 ++++++++++++++++++++++
 2 files changed, 83 insertions(+), 2 deletions(-)
 create mode 100644 app/src/main/res/layout/list_item_product_single.xml

diff --git a/app/src/main/java/net/taler/wallet/payment/ProductAdapter.kt b/app/src/main/java/net/taler/wallet/payment/ProductAdapter.kt
index 8519dcb..e1f9809 100644
--- a/app/src/main/java/net/taler/wallet/payment/ProductAdapter.kt
+++ b/app/src/main/java/net/taler/wallet/payment/ProductAdapter.kt
@@ -37,9 +37,14 @@ internal class ProductAdapter : RecyclerView.Adapter<ProductViewHolder>() {
 
     override fun getItemCount() = items.size
 
+    override fun getItemViewType(position: Int): Int {
+        return if (itemCount == 1) 1 else 0
+    }
+
     override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ProductViewHolder {
-        val view =
-            LayoutInflater.from(parent.context).inflate(R.layout.list_item_product, parent, false)
+        val res =
+            if (viewType == 1) R.layout.list_item_product_single else R.layout.list_item_product
+        val view = LayoutInflater.from(parent.context).inflate(res, parent, false)
         return ProductViewHolder(view)
     }
 
diff --git a/app/src/main/res/layout/list_item_product_single.xml b/app/src/main/res/layout/list_item_product_single.xml
new file mode 100644
index 0000000..a4578b3
--- /dev/null
+++ b/app/src/main/res/layout/list_item_product_single.xml
@@ -0,0 +1,76 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ 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/>
+  -->
+
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+        xmlns:app="http://schemas.android.com/apk/res-auto"
+        xmlns:tools="http://schemas.android.com/tools"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:padding="8dp">
+
+    <TextView
+            android:id="@+id/quantity"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            app:layout_constraintEnd_toStartOf="@+id/name"
+            app:layout_constraintHorizontal_bias="0.5"
+            app:layout_constraintHorizontal_chainStyle="packed"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent"
+            app:layout_constraintVertical_bias="0.0"
+            tools:text="31" />
+
+    <ImageView
+            android:id="@+id/image"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="8dp"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/name"
+            tools:ignore="ContentDescription"
+            tools:srcCompat="@tools:sample/avatars"
+            tools:visibility="visible" />
+
+    <TextView
+            android:id="@+id/name"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="8dp"
+            android:layout_marginEnd="8dp"
+            app:layout_constrainedWidth="true"
+            app:layout_constraintBottom_toTopOf="@+id/image"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintEnd_toStartOf="@+id/price"
+            app:layout_constraintHorizontal_bias="0.5"
+            app:layout_constraintStart_toEndOf="@+id/quantity"
+            app:layout_constraintTop_toTopOf="parent"
+            app:layout_goneMarginEnd="0dp"
+            tools:text="A product item that can have a very long name that wraps over two lines" />
+
+    <TextView
+            android:id="@+id/price"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:visibility="gone"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintTop_toTopOf="parent"
+            app:layout_constraintVertical_bias="0.0"
+            tools:text="23.42" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
-- 
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