add option to skip setting user agent in js client (#20367)

Author: wing328

bin/configs/javascript-es6.yaml

@@ -5,6 +5,7 @@ inputSpec: modules/openapi-generator/src/test/resources/3_0/javascript/petstore-
 templateDir: modules/openapi-generator/src/main/resources/Javascript
 additionalProperties:
   appName: PetstoreClient
+  skipDefaultUserAgent: true
 modelNameMappings:
   HealthCheckResult: HealthCheckStatus
 parameterNameMappings:

docs/generators/javascript.md

@@ -38,6 +38,7 @@ These options may be applied as additional-properties (cli) or configOptions (pl
 |projectDescription|description of the project (Default: using info.description or "Client library of <projectName>")| |null|
 |projectName|name of the project (Default: generated from info.title or "openapi-js-client")| |null|
 |projectVersion|version of the project (Default: using info.version or "1.0.0")| |null|
+|skipDefaultUserAgent|Skip setting default user-agent in ApiClient.js| |false|
 |sortModelPropertiesByRequiredFlag|Sort model properties to place required parameters before optional parameters.| |true|
 |sortParamsByRequiredFlag|Sort method arguments to place required parameters before optional parameters.| |true|
 |sourceFolder|source folder for generated code| |src|

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

@@ -58,30 +58,44 @@ public class JavascriptClientCodegen extends DefaultCodegen implements CodegenCo
     public static final String USE_ES6 = "useES6";
     public static final String NPM_REPOSITORY = "npmRepository";
     public static final String USE_URL_SEARCH_PARAMS = "useURLSearchParams";
+    public static final String SKIP_DEFAULT_USER_AGENT = "skipDefaultUserAgent";
 
     public static final String LIBRARY_JAVASCRIPT = "javascript";
     public static final String LIBRARY_APOLLO = "apollo";
 
-    @Setter protected String projectName;
-    @Setter protected String moduleName;
-    @Setter protected String projectDescription;
-    @Setter protected String projectVersion;
-    @Setter protected String licenseName;
-
-    @Getter @Setter
+    @Setter
+    protected String projectName;
+    @Setter
+    protected String moduleName;
+    @Setter
+    protected String projectDescription;
+    @Setter
+    protected String projectVersion;
+    @Setter
+    protected String licenseName;
+
+    @Getter
+    @Setter
     protected String invokerPackage;
-    @Setter protected String sourceFolder = "src";
-    @Setter protected boolean usePromises;
-    @Setter protected boolean emitModelMethods;
-    @Setter protected boolean emitJSDoc = true;
+    @Setter
+    protected String sourceFolder = "src";
+    @Setter
+    protected boolean usePromises;
+    @Setter
+    protected boolean emitModelMethods;
+    @Setter
+    protected boolean emitJSDoc = true;
     protected String apiDocPath = "docs/";
     protected String modelDocPath = "docs/";
     protected String apiTestPath = "api/";
     protected String modelTestPath = "model/";
     protected boolean useES6 = true; // default is ES6
-    @Setter protected String npmRepository = null;
-    @Getter private String modelPropertyNaming = "camelCase";
-    @Setter protected boolean useURLSearchParams = true;
+    @Setter
+    protected String npmRepository = null;
+    @Getter
+    private String modelPropertyNaming = "camelCase";
+    @Setter
+    protected boolean useURLSearchParams = true;
 
     public JavascriptClientCodegen() {
         super();
@@ -196,6 +210,9 @@ public JavascriptClientCodegen() {
                 "use JS build-in UrlSearchParams, instead of deprecated npm lib 'querystring'")
                 .defaultValue(Boolean.TRUE.toString())
         );
+        cliOptions.add(new CliOption(SKIP_DEFAULT_USER_AGENT,
+                "Skip setting default user-agent in ApiClient.js")
+                .defaultValue(Boolean.FALSE.toString()));
 
         supportedLibraries.put(LIBRARY_JAVASCRIPT, "JavaScript client library");
         supportedLibraries.put(LIBRARY_APOLLO, "Apollo REST DataSource");
@@ -1186,7 +1203,7 @@ public void postProcessFile(File file, String fileType) {
 
         // only process files with js extension
         if ("js".equals(FilenameUtils.getExtension(file.toString()))) {
-            this.executePostProcessor(new String[] {jsPostProcessFile, file.toString()});
+            this.executePostProcessor(new String[]{jsPostProcessFile, file.toString()});
         }
     }
 

modules/openapi-generator/src/main/resources/Javascript/libraries/javascript/ApiClient.mustache

@@ -55,15 +55,20 @@ class ApiClient {
 </authMethods>
         }
 
-        <={{ }}=>{{#emitJSDoc}}/**
+        <={{ }}=>
+	{{^skipDefaultUserAgent}}
+	{{#emitJSDoc}}
+	/**
          * The default HTTP headers to be included for all API calls.
          * @type {Array.<String>}
          * @default {}
-         */{{/emitJSDoc}}
+         */
+	{{/emitJSDoc}}
         this.defaultHeaders = {
             'User-Agent': '{{{httpUserAgent}}}{{^httpUserAgent}}OpenAPI-Generator/{{projectVersion}}/Javascript{{/httpUserAgent}}'
         };
 
+	{{/skipDefaultUserAgent}}
         /**
          * The default HTTP timeout for all API calls.
          * @type {Number}
@@ -79,11 +84,13 @@ class ApiClient {
          */
         this.cache = true;
 
-        {{#emitJSDoc}}/**
+        {{#emitJSDoc}}
+	/**
          * If set to true, the client will save the cookies from each server
          * response, and return them in the next request.
          * @default false
-         */{{/emitJSDoc}}
+         */
+	{{/emitJSDoc}}
         this.enableCookies = false;
 
         /*

samples/client/petstore/javascript-es6/src/ApiClient.js

@@ -52,15 +52,6 @@ class ApiClient {
             'bearer_test': {type: 'bearer'}, // JWT
         }
 
-        /**
-         * The default HTTP headers to be included for all API calls.
-         * @type {Array.<String>}
-         * @default {}
-         */
-        this.defaultHeaders = {
-            'User-Agent': 'OpenAPI-Generator/1.0.0/Javascript'
-        };
-
         /**
          * The default HTTP timeout for all API calls.
          * @type {Number}
@@ -76,7 +67,7 @@ class ApiClient {
          */
         this.cache = true;
 
-        /**
+	/**
          * If set to true, the client will save the cookies from each server
          * response, and return them in the next request.
          * @default false

samples/client/petstore/javascript-promise-es6/src/ApiClient.js

@@ -52,7 +52,7 @@ class ApiClient {
             'bearer_test': {type: 'bearer'}, // JWT
         }
 
-        /**
+	/**
          * The default HTTP headers to be included for all API calls.
          * @type {Array.<String>}
          * @default {}
@@ -76,7 +76,7 @@ class ApiClient {
          */
         this.cache = true;
 
-        /**
+	/**
          * If set to true, the client will save the cookies from each server
          * response, and return them in the next request.
          * @default false