From 9d17796f894687129de55238c59476f3f72372d3 Mon Sep 17 00:00:00 2001
From: Wim Deblauwe <wim.deblauwe@gmail.com>
Date: Wed, 23 Aug 2023 15:15:22 +0200
Subject: [PATCH] Add support for hx:validate

---
 .../io/github/wimdeblauwe/hsbt/thymeleaf/HtmxDialect.java | 3 ++-
 .../wimdeblauwe/hsbt/thymeleaf/HtmxDialectTest.java       | 8 ++++++++
 src/test/resources/templates/htmx-dialect-test.html       | 1 +
 3 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/main/java/io/github/wimdeblauwe/hsbt/thymeleaf/HtmxDialect.java b/src/main/java/io/github/wimdeblauwe/hsbt/thymeleaf/HtmxDialect.java
index 5dff8ee..65b6bcc 100644
--- a/src/main/java/io/github/wimdeblauwe/hsbt/thymeleaf/HtmxDialect.java
+++ b/src/main/java/io/github/wimdeblauwe/hsbt/thymeleaf/HtmxDialect.java
@@ -1,7 +1,7 @@
 package io.github.wimdeblauwe.hsbt.thymeleaf;
 
-import io.github.wimdeblauwe.hsbt.mvc.HtmxSpringStandardExressionObjectFactory;
 import com.fasterxml.jackson.databind.ObjectMapper;
+import io.github.wimdeblauwe.hsbt.mvc.HtmxSpringStandardExressionObjectFactory;
 import org.thymeleaf.dialect.AbstractProcessorDialect;
 import org.thymeleaf.dialect.IExpressionObjectDialect;
 import org.thymeleaf.expression.IExpressionObjectFactory;
@@ -51,6 +51,7 @@ public Set<IProcessor> getProcessors(String dialectPrefix) {
         htmxProcessors.add(new HtmxAttributeProcessor(dialectPrefix, "sync", mapper));
         htmxProcessors.add(new HtmxAttributeProcessor(dialectPrefix, "target", mapper));
         htmxProcessors.add(new HtmxAttributeProcessor(dialectPrefix, "trigger", mapper));
+        htmxProcessors.add(new HtmxAttributeProcessor(dialectPrefix, "validate", mapper));
         htmxProcessors.add(new HtmxAttributeProcessor(dialectPrefix, "vals", mapper));
         htmxProcessors.add(new HtmxAttributeProcessor(dialectPrefix, "vars", mapper));
 
diff --git a/src/test/java/io/github/wimdeblauwe/hsbt/thymeleaf/HtmxDialectTest.java b/src/test/java/io/github/wimdeblauwe/hsbt/thymeleaf/HtmxDialectTest.java
index 1026140..211ecc7 100644
--- a/src/test/java/io/github/wimdeblauwe/hsbt/thymeleaf/HtmxDialectTest.java
+++ b/src/test/java/io/github/wimdeblauwe/hsbt/thymeleaf/HtmxDialectTest.java
@@ -129,4 +129,12 @@ void testWithHxVals() throws Exception {
                 .containsPattern("hx-vals-div-number.*hx-vals=\"\\{&quot;someNumberProperty&quot;:12345}\"")
         ;
     }
+
+    @Test
+    void testHxValidate() throws Exception {
+        String html = mockMvc.perform(get("/htmx-dialect"))
+                             .andExpect(status().isOk())
+                             .andReturn().getResponse().getContentAsString();
+        assertThat(html).containsPattern("hx-validate-div.*hx-validate=\"true\"");
+    }
 }
diff --git a/src/test/resources/templates/htmx-dialect-test.html b/src/test/resources/templates/htmx-dialect-test.html
index 6258ce2..ef3ef83 100644
--- a/src/test/resources/templates/htmx-dialect-test.html
+++ b/src/test/resources/templates/htmx-dialect-test.html
@@ -25,5 +25,6 @@
 <div id="hx-swap-div-with-null" hx:swap="${falseVariable}?'afterend':null"></div>
 <div id="hx-swap-div-with-th-with" th:with="sum = ${1+1}" hx:swap="${sum.equals(2)}?'afterend':null"></div>
 <div id="hx-target-div-with-th-each" th:each="number : ${listVariable}" hx:target="${number}"></div>
+<div id="hx-validate-div" hx:validate="${trueVariable}"></div>
 </body>
 </html>