added cookie support for scala akka http server generator

src/main/java/io/swagger/codegen/v3/generators/scala/AkkaHttpServerCodegen.java

@@ -70,6 +70,7 @@ public static Map<String, Object> setComplexTypes(Map<String, Object> objs) {
         Map<String, Object> operations = (Map<String, Object>) objs.get("operations");
         List<CodegenOperation> operationList = (List<CodegenOperation>) operations.get("operation");
         Boolean hasComplexTypes = Boolean.FALSE;
+        Boolean hasCookieParams = Boolean.FALSE;
         Set<String> complexRequestTypes = new HashSet<>();
         Set<String> complexReturnTypes = new HashSet<>();
         for (CodegenOperation op : operationList) {
@@ -81,6 +82,9 @@ public static Map<String, Object> setComplexTypes(Map<String, Object> objs) {
                         complexRequestTypes.add(parameter.dataType);
                     }
                 }
+                if(parameter.getIsCookieParam()){
+                    hasCookieParams = Boolean.TRUE;
+                }
             }
             for(CodegenResponse response : op.responses) {
                 if(!response.getIsPrimitiveType()){
@@ -92,6 +96,7 @@ public static Map<String, Object> setComplexTypes(Map<String, Object> objs) {
             op.getVendorExtensions().put("complexReturnTypes", complexOperationReturnTypes);
         }
         objs.put("hasComplexTypes", hasComplexTypes);
+        objs.put("hasCookieParams", hasCookieParams);
         objs.put("complexRequestTypes", complexRequestTypes);
         objs.put("complexReturnTypes", complexReturnTypes);
 
@@ -156,6 +161,7 @@ protected static void addPathMatcher(CodegenOperation codegenOperation) {
     }};
 
     protected static String FALLBACK_DATA_TYPE = "String";
+    protected static String COOKIE_DATA_TYPE = "HttpCookiePair";
 
     private static LinkedList<TextOrMatcher> replacePathsWithMatchers(LinkedList<String> paths, CodegenOperation codegenOperation) {
         LinkedList<TextOrMatcher> result = new LinkedList<>();
@@ -238,6 +244,8 @@ public static void addAllParamsWithSupportedTypes(CodegenOperation codegenOperat
                 if(!primitiveParamTypes.contains(parameter.dataType)){
                     parameterCopy.dataType = FALLBACK_DATA_TYPE;
                 }
+            } else if(parameter.getIsCookieParam()){
+                parameterCopy.dataType = COOKIE_DATA_TYPE;
             }
             allParamsWithSupportedType.add(parameterCopy);
         }

src/main/resources/mustache/scala/akka-http-server/api.mustache

@@ -5,6 +5,8 @@ import akka.http.scaladsl.server.Route
 {{^operations.complexRequestTypes.isEmpty}}import akka.http.scaladsl.unmarshalling.FromRequestUnmarshaller
 import akka.http.scaladsl.marshalling.ToEntityMarshaller
 {{/operations.complexRequestTypes.isEmpty}}
+{{#hasCookieParams}}import akka.http.scaladsl.model.headers.HttpCookiePair
+{{/hasCookieParams}}
 import {{invokerPackage}}.AkkaHttpHelper._
 {{#imports}}import {{import}}
 {{/imports}}
@@ -24,9 +26,11 @@ class {{classname}}(
         {{^queryParams.isEmpty}}parameters({{#vendorExtensions.queryParamsWithSupportedType}}"{{paramName}}".as[{{dataType}}]{{^required}}.?{{/required}}{{#hasMore}}, {{/hasMore}}{{/vendorExtensions.queryParamsWithSupportedType}}) { ({{#queryParams}}{{paramName}}{{#hasMore}}, {{/hasMore}}{{/queryParams}}) =>{{/queryParams.isEmpty}}
           {{#headerParams}}{{#required}}headerValueByName{{/required}}{{^required}}optionalHeaderValueByName{{/required}}("{{paramName}}") { {{paramName}} => {{/headerParams}}
             {{^formParams.isEmpty}}formFields({{#formParams}}"{{paramName}}".as[{{#isPrimitiveType}}{{dataType}}{{/isPrimitiveType}}{{^isPrimitiveType}}String{{/isPrimitiveType}}]{{^required}}.?{{/required}}{{#hasMore}}, {{/hasMore}}{{/formParams}}) { ({{#formParams}}{{paramName}}{{#hasMore}}, {{/hasMore}}{{/formParams}}) =>{{/formParams.isEmpty}}
-              {{#bodyParam}}{{^isPrimitiveType}}entity(as[{{dataType}}]){ body =>{{/isPrimitiveType}}{{/bodyParam}}
-                {{classVarName}}Service.{{operationId}}({{#allParams}}{{paramName}} = {{paramName}}{{#hasMore}}, {{/hasMore}}{{/allParams}})
-             {{#bodyParam}}{{^isPrimitiveType}} }{{/isPrimitiveType}}{{/bodyParam}}
+              {{#allParams}}{{#isCookieParam}}{{#required}}cookie({{/required}}{{^required}}optionalCookie({{/required}}"{{paramName}}"){ {{paramName}} => {{/isCookieParam}}{{/allParams}}
+                {{#bodyParam}}{{^isPrimitiveType}}entity(as[{{dataType}}]){ body =>{{/isPrimitiveType}}{{/bodyParam}}
+                  {{classVarName}}Service.{{operationId}}({{#allParams}}{{paramName}} = {{paramName}}{{#hasMore}}, {{/hasMore}}{{/allParams}})
+               {{#bodyParam}}{{^isPrimitiveType}} }{{/isPrimitiveType}}{{/bodyParam}}
+             {{#allParams}}{{#isCookieParam}} }{{/isCookieParam}}{{/allParams}}
            {{^formParams.isEmpty}} }{{/formParams.isEmpty}}
          {{#headerParams}} }{{/headerParams}}
        {{^queryParams.isEmpty}} }{{/queryParams.isEmpty}}
@@ -45,7 +49,7 @@ trait {{classname}}Service {
 {{#responses}}   * {{#code}}Code: {{.}},{{/code}} {{#message}}Message: {{.}},{{/message}} {{#dataType}}DataType: {{.}}{{/dataType}}
    {{/responses}}
    */
-  def {{operationId}}({{#vendorExtensions.paramsWithSupportedType}}{{paramName}}: {{^required}}Option[{{/required}}{{dataType}}{{^required}}]{{/required}}{{#hasMore}}, {{/hasMore}}{{/vendorExtensions.paramsWithSupportedType}}){{^vendorExtensions.complexReturnTypes.isEmpty}}
+  def {{operationId}}({{#vendorExtensions.paramsWithSupportedType}}{{paramName}}: {{^required}}{{^isBodyParam}}Option[{{/isBodyParam}}{{/required}}{{dataType}}{{^required}}{{^isBodyParam}}]{{/isBodyParam}}{{/required}}{{#hasMore}}, {{/hasMore}}{{/vendorExtensions.paramsWithSupportedType}}){{^vendorExtensions.complexReturnTypes.isEmpty}}
       (implicit {{#vendorExtensions.complexReturnTypes}}toEntityMarshaller{{.}}: ToEntityMarshaller[{{.}}]{{^-last}}, {{/-last}}{{/vendorExtensions.complexReturnTypes}}){{/vendorExtensions.complexReturnTypes.isEmpty}}: Route
 
 {{/operation}}

src/test/java/io/swagger/codegen/v3/generators/scala/cookie-parameters.json

@@ -0,0 +1,103 @@
+{
+  "openapi": "3.0.0",
+  "info": {
+    "title": "cookie-parameters",
+    "version": "1.0"
+  },
+  "paths": {
+    "/parameters": {
+      "get": {
+        "tags": [
+          "pet"
+        ],
+        "summary": "Find some pet",
+        "description": "Returns a single pet",
+        "operationId": "getPet",
+        "parameters": [
+          {
+            "name": "integer",
+            "in": "cookie",
+            "description": "some integer value",
+            "required": true,
+            "schema": {
+              "type": "integer",
+              "format": "int32"
+            }
+          },
+          {
+            "name": "long",
+            "in": "cookie",
+            "description": "some long value",
+            "required": false,
+            "schema": {
+              "type": "integer",
+              "format": "int64"
+            }
+          },
+          {
+            "name": "float",
+            "in": "cookie",
+            "description": "some float value",
+            "required": true,
+            "schema": {
+              "type": "number",
+              "format": "float"
+            }
+          },
+          {
+            "name": "double",
+            "in": "cookie",
+            "description": "some double value",
+            "required": false,
+            "schema": {
+              "type": "number",
+              "format": "double"
+            }
+          },
+          {
+            "name": "arrayParam",
+            "in": "cookie",
+            "description": "some array value",
+            "required": true,
+            "schema": {
+              "type": "array",
+              "items": {
+                "type": "string"
+              }
+            }
+          },
+          {
+            "name": "boolean",
+            "in": "cookie",
+            "description": "some boolean value",
+            "required": false,
+            "schema": {
+              "type": "boolean"
+            }
+          },
+          {
+            "name": "string",
+            "in": "cookie",
+            "description": "some string value",
+            "required": true,
+            "schema": {
+              "type": "string"
+            }
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "successful operation",
+            "content": {
+              "text/plain": {
+                "schema": {
+                  "type": "string"
+                }
+              }
+            }
+          }
+        }
+      }
+    }
+  }
+}