[bug][html2] Fix visibility of body/response schemas (#5643)

* 1441 fix visibility of body/response schemas

* Handle schemas with array items

* Point to template directory in bin script

* Regenerate sample

Co-authored-by: Jim Schubert <james.schubert@gmail.com>

bin/html2-petstore.sh

@@ -27,6 +27,6 @@ fi
 
 # if you've executed sbt assembly previously it will use that instead.
 export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
-ags="generate -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g html2  -o samples/documentation/html2 --additional-properties hideGenerationTimestamp=true $@"
+ags="generate -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g html2  -o samples/documentation/html2 -t modules/openapi-generator/src/main/resources/htmlDocs2/ --additional-properties hideGenerationTimestamp=true $@"
 
 java $JAVA_OPTS -jar $executable $ags

modules/openapi-generator/src/main/java/org/openapitools/codegen/DefaultCodegen.java

@@ -5543,6 +5543,8 @@ public class DefaultCodegen implements CodegenConfig {
             setParameterNullable(codegenParameter, codegenProperty);
         }
 
+        addJsonSchemaForBodyRequestInCaseItsNotPresent(codegenParameter, body);
+
         // set the parameter's example value
         // should be overridden by lang codegen
         setParameterExampleValue(codegenParameter, body);
@@ -5550,6 +5552,11 @@ public class DefaultCodegen implements CodegenConfig {
         return codegenParameter;
     }
 
+    private void addJsonSchemaForBodyRequestInCaseItsNotPresent(CodegenParameter codegenParameter, RequestBody body){
+        if(codegenParameter.jsonSchema == null)
+            codegenParameter.jsonSchema = Json.pretty(body);
+    }
+
     protected void addOption(String key, String description, String defaultValue) {
         CliOption option = new CliOption(key, description);
         if (defaultValue != null)

modules/openapi-generator/src/main/resources/htmlDocs2/index.mustache

@@ -101,6 +101,31 @@
       //Convert elements with "marked" class to markdown
       processMarked();
     });
+
+    function findNode(id, currentNode) {
+        return (Object.keys(currentNode)[0] === id) ? currentNode : findNodeInChildren(id, currentNode);
+    }
+
+    function findNodeInChildren(id, currentNode) {
+        for (let prop in currentNode) {
+            if (currentNode.hasOwnProperty(prop)) {
+                let currentChild = currentNode[prop];
+                if (id === prop) {
+                    return currentChild;
+                } else {
+                    // Search in the current child
+                    if (typeof (currentChild) === 'object') {
+                        let result = findNode(id, currentChild);
+                        if (result !== false) {
+                            return result;
+                        }
+                    }
+                }
+            }
+        }
+        return false;
+    }
+
   </script>
   <style type="text/css">
     {{>fonts}}
@@ -416,9 +441,14 @@
                                     <script>
                                       $(document).ready(function() {
                                         var schemaWrapper = {{{jsonSchema}}};
-                                        var schema = schemaWrapper.schema;
+                                        var schema = findNode('schema',schemaWrapper).schema;
+                                        if (!schema) {
+                                            schema = schemaWrapper.schema;
+                                        }
                                         if (schema.$ref != null) {
                                           schema = defsParser.$refs.get(schema.$ref);
+                                        } else if (schema.items != null && schema.items.$ref != null) {
+                                            schema.items = defsParser.$refs.get(schema.items.$ref);
                                         } else {
                                           schemaWrapper.definitions = Object.assign({}, defs);
                                           $RefParser.dereference(schemaWrapper).catch(function(err) {
@@ -505,8 +535,7 @@
   {{>js_json_stringify_safe}}
   {{>js_webfontloader}}
   <script>
-    var schemaWrapper = {};
-    schemaWrapper.definitions = Object.assign({}, defs);
+    var schemaWrapper = { "components": { "schemas" : defs}};
     defsParser = new $RefParser();
     defsParser.dereference(schemaWrapper).catch(function(err) {
       console.log(err);

modules/openapi-generator/src/main/resources/htmlDocs2/paramB.mustache

@@ -4,7 +4,10 @@
 <script>
 $(document).ready(function() {
   var schemaWrapper = {{{jsonSchema}}};
-  var schema = schemaWrapper.schema;
+  var schema = findNode('schema', schemaWrapper).schema;
+  if (!schema) {
+      schema = schemaWrapper.schema;
+  }
   if (schema.$ref != null) {
     schema = defsParser.$refs.get(schema.$ref);
   } else {

samples/documentation/html2/.openapi-generator/VERSION

@@ -1 +1 @@
-3.2.1-SNAPSHOT
+4.3.0-SNAPSHOT