Add word count and JSON validation examples

count_words_in_textarea/html.txt

@@ -0,0 +1,22 @@
+<View>
+  <Header value="Classify the text and describe it in the text box"/>
+  <Text name="text" value="$text" />
+  <View style="position: sticky; top: 0; height: 50px; overflow: auto;">
+    <Labels name="label" toName="text">
+      <Label value="label_1"/>
+      <Label value="label_2"/>
+     </Labels>
+  </View>
+  <Taxonomy name="taxonomy" toName="text">
+    <Choice value="Alakazam!" />
+    <Choice value="Brick" />
+    <Choice value="Creature">
+      <Choice value="Human" />
+      <Choice value="Opossum" />
+      <Choice value="Extraterrestial" />
+    </Choice>
+  </Taxonomy>
+  <TextArea name="textarea" toName="text" />
+</View><!--{ 
+	"text": "The quick brown fox jumps over the lazy dog."
+}-->

count_words_in_textarea/js.txt

@@ -0,0 +1,15 @@
+let dismissed = false;
+
+LSI.on("beforeSaveAnnotation", (store, annotation) => {
+  const textAreaResult = annotation.results.find(r => r.type === 'textarea' && r.from_name.name === 'textarea');
+  if (textAreaResult) {
+    words = textAreaResult.value.text[0]
+    word_count = words.split(/(\s+)/).length;
+    if (word_count > 10) {
+      Htx.showModal("Word count is " + word_count + ". Please reduce to 10 or less.");
+      dismissed = true;
+  	  return false;
+    }
+  }
+  return true;
+});

validate_json_in_textarea/data.json

@@ -0,0 +1,5 @@
+{
+  "data": {
+    "text": "The quick brown fox jumps over the lazy dog"
+  }
+}

validate_json_in_textarea/html.txt

@@ -0,0 +1,16 @@
+<View>
+  <Header value="Classify the text and represent the data in JSON"/>
+  <Text name="text" value="$text"/>
+  <Taxonomy name="taxonomy" toName="text">
+    <Choice value="Alakazam!" />
+    <Choice value="Brick" />
+    <Choice value="Creature">
+      <Choice value="Human" />
+      <Choice value="Opossum" />
+      <Choice value="Extraterrestial" />
+    </Choice>
+  </Taxonomy>
+  <TextArea name="textarea" toName="text"/>
+</View><!--{ 
+	"text": "The quick brown fox jumps over the lazy dog"
+}-->

validate_json_in_textarea/js.txt

@@ -0,0 +1,12 @@
+LSI.on("beforeSaveAnnotation", (store, annotation) => {
+  const textAreaResult = annotation.results.find(r => r.type === 'textarea' && r.from_name.name === 'textarea');
+  if (textAreaResult) {
+    try {
+      JSON.parse(textAreaResult.value.text[0]);
+    } catch (e) {
+      Htx.showModal("Invalid JSON format. Please correct the JSON and try again.", "error");
+      return false;
+    }
+  }
+  return true;
+});