Adds basic model.mustache for model generation

Author: guiarn

modules/openapi-generator/src/main/resources/kotlin-misk/model.mustache

@@ -1,31 +1,29 @@
-package {{package}}
+package {{modelPackage}}
 
-import java.util.Objects
-{{#imports}}import {{import}}
+{{#imports}}
+import {{import}}
 {{/imports}}
-{{#serializableModel}}
-import java.io.Serializable
-{{/serializableModel}}
-{{#useBeanValidation}}
-import {{javaxPackage}}.validation.constraints.DecimalMax
-import {{javaxPackage}}.validation.constraints.DecimalMin
-import {{javaxPackage}}.validation.constraints.Email
-import {{javaxPackage}}.validation.constraints.Max
-import {{javaxPackage}}.validation.constraints.Min
-import {{javaxPackage}}.validation.constraints.NotNull
-import {{javaxPackage}}.validation.constraints.Pattern
-import {{javaxPackage}}.validation.constraints.Size
-import {{javaxPackage}}.validation.Valid
-{{/useBeanValidation}}
-{{#swagger2AnnotationLibrary}}
-import io.swagger.v3.oas.annotations.media.Schema
-{{/swagger2AnnotationLibrary}}
-{{#swagger1AnnotationLibrary}}
-import io.swagger.annotations.ApiModelProperty
-{{/swagger1AnnotationLibrary}}
 
 {{#models}}
 {{#model}}
-{{#isEnum}}{{>enumClass}}{{/isEnum}}{{^isEnum}}{{>dataClass}}{{/isEnum}}
+{{#isEnum}}
+enum class {{classname}} {
+    {{#allowableValues}}
+    {{#enumVars}}
+    {{name}}{{^-last}},{{/-last}}
+    {{/enumVars}}
+    {{/allowableValues}}
+}
+{{/isEnum}}
+{{^isEnum}}
+data class {{classname}}(
+    {{#vars}}
+    {{#description}}
+    /** {{description}} */
+    {{/description}}
+    val {{name}}: {{{dataType}}}{{^required}}?{{/required}}{{#defaultValue}} = {{{defaultValue}}}{{/defaultValue}}{{^-last}},{{/-last}}
+    {{/vars}}
+)
+{{/isEnum}}
 {{/model}}
-{{/models}}
+{{/models}}