From afd442f2e258a54c19634beddc9e7b6eed8ca78d Mon Sep 17 00:00:00 2001
From: Martin Kouba <mkouba@redhat.com>
Date: Mon, 12 Oct 2020 14:04:11 +0200
Subject: [PATCH] Qute Template - add convenient data() methods

---
 .../main/java/io/quarkus/qute/Template.java   | 69 +++++++++++++++++--
 .../test/java/io/quarkus/qute/SimpleTest.java | 10 +++
 2 files changed, 75 insertions(+), 4 deletions(-)

diff --git a/independent-projects/qute/core/src/main/java/io/quarkus/qute/Template.java b/independent-projects/qute/core/src/main/java/io/quarkus/qute/Template.java
index 84adbb57157c2..2de0e141f899c 100644
--- a/independent-projects/qute/core/src/main/java/io/quarkus/qute/Template.java
+++ b/independent-projects/qute/core/src/main/java/io/quarkus/qute/Template.java
@@ -10,15 +10,13 @@
  * <ol>
  * <li>Create a new template instance via {@link #instance()} or any convenient method</li>
  * <li>Set the model data</li>
- * <li>Trigger rendering with {@link TemplateInstance#render()}, {@link TemplateInstance#renderAsync()},
- * {@link TemplateInstance#consume(java.util.function.Consumer)} or subscribe to a publisher returned from
- * {@link TemplateInstance#publisher()}</li>
+ * <li>Trigger rendering with {@link TemplateInstance#render()} or any other convenient methods</li>
  * </ol>
  */
 public interface Template {
 
     /**
-     * Template instance represents a rendering configuration.
+     * Create a new template instance to configure the model data.
      * 
      * @return a new template instance
      */
@@ -44,6 +42,69 @@ default TemplateInstance data(String key, Object data) {
         return instance().data(key, data);
     }
 
+    /**
+     * 
+     * @param key1
+     * @param data1
+     * @param key2
+     * @param data2
+     * @return a new template instance
+     */
+    default TemplateInstance data(String key1, Object data1, String key2, Object data2) {
+        return instance().data(key1, data1).data(key2, data2);
+    }
+
+    /**
+     * 
+     * @param key1
+     * @param data1
+     * @param key2
+     * @param data2
+     * @param key3
+     * @param data3
+     * @return a new template instance
+     */
+    default TemplateInstance data(String key1, Object data1, String key2, Object data2, String key3, Object data3) {
+        return instance().data(key1, data1).data(key2, data2).data(key3, data3);
+    }
+
+    /**
+     * 
+     * @param key1
+     * @param data1
+     * @param key2
+     * @param data2
+     * @param key3
+     * @param data3
+     * @param key4
+     * @param data4
+     * @return a new template instance
+     */
+    default TemplateInstance data(String key1, Object data1, String key2, Object data2, String key3, Object data3, String key4,
+            Object data4) {
+        return instance().data(key1, data1).data(key2, data2).data(key3, data3).data(key4, data4);
+    }
+
+    /**
+     * 
+     * @param key1
+     * @param data1
+     * @param key2
+     * @param data2
+     * @param key3
+     * @param data3
+     * @param key4
+     * @param data4
+     * @param key5
+     * @param data5
+     * @return a new template instance
+     * 
+     */
+    default TemplateInstance data(String key1, Object data1, String key2, Object data2, String key3, Object data3, String key4,
+            Object data4, String key5, Object data5) {
+        return instance().data(key1, data1).data(key2, data2).data(key3, data3).data(key4, data4).data(key5, data5);
+    }
+
     default String render(Object data) {
         return data(data).render();
     }
diff --git a/independent-projects/qute/core/src/test/java/io/quarkus/qute/SimpleTest.java b/independent-projects/qute/core/src/test/java/io/quarkus/qute/SimpleTest.java
index eda1135e43e5d..02d4658868bba 100644
--- a/independent-projects/qute/core/src/test/java/io/quarkus/qute/SimpleTest.java
+++ b/independent-projects/qute/core/src/test/java/io/quarkus/qute/SimpleTest.java
@@ -208,4 +208,14 @@ public String map(Object result, Expression expression) {
             assertEquals("Not found: foo", expected.getMessage());
         }
     }
+
+    @Test
+    public void testConvenientDataMethods() {
+        Engine engine = Engine.builder().addDefaults().build();
+        assertEquals("1:2", engine.parse("{d1}:{d2}").data("d1", 1, "d2", 2).render());
+        assertEquals("1:2:3", engine.parse("{d1}:{d2}:{d3}").data("d1", 1, "d2", 2, "d3", 3).render());
+        assertEquals("1:2:3:4", engine.parse("{d1}:{d2}:{d3}:{d4}").data("d1", 1, "d2", 2, "d3", 3, "d4", 4).render());
+        assertEquals("1:2:3:4:5",
+                engine.parse("{d1}:{d2}:{d3}:{d4}:{d5}").data("d1", 1, "d2", 2, "d3", 3, "d4", 4, "d5", 5).render());
+    }
 }