Change generator for onlyModels parameter

UP-8127

hooks/02_removeNotRelevantParts.js

@@ -18,7 +18,7 @@ module.exports = {
         if (!hasAmqp) {
             // remove filers from template related only to amqp
         }
-        if (!hasMqtt) {
+        if (!hasMqtt || generator.templateParams.onlyModels) {
             // remove filers from template related only to mqtt
             fs.unlinkSync(path.resolve(generator.targetDir, 'src/test/java/com/asyncapi/TestcontainerMqttTest.java'));
         }

package.json

@@ -113,6 +113,11 @@
         "default": false,
         "required": false
       },
+      "onlyModels": {
+        "description": "Only generate the models for mqtt, not the config and test. This was added by Unifly because the generated config and test don't support custom converters",
+        "default": false,
+        "required": false
+      },
       "maven": {
         "description": "Generate pom.xml Maven build file instead of Gradle build",
         "default": false,

template/src/main/java/com/asyncapi/infrastructure/Config.java

@@ -8,8 +8,10 @@
 {{- amqpConfig(asyncapi, params) -}}
 {%- endif -%}
 {%- if asyncapi | isProtocol('mqtt') -%}
+{%- if params.onlyModels !== true %}
 {{- mqttConfig(asyncapi, params) -}}
 {%- endif -%}
+{%- endif -%}
 {%- if (asyncapi | isProtocol('kafka')) or (asyncapi | isProtocol('kafka-secure')) -%}
 {{- kafkaConfig(asyncapi, params) -}}
 {%- endif -%}