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org.openapitools.codegen.languages.ScalaLagomServerCodegen Maven / Gradle / Ivy
/*
* Copyright 2018 OpenAPI-Generator Contributors (https://openapi-generator.tech)
* Copyright 2018 SmartBear Software
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.openapitools.codegen.languages;
import org.apache.commons.lang3.StringUtils;
import org.openapitools.codegen.*;
import org.openapitools.codegen.meta.features.*;
import org.openapitools.codegen.model.ModelMap;
import org.openapitools.codegen.model.ModelsMap;
import org.openapitools.codegen.model.OperationMap;
import org.openapitools.codegen.model.OperationsMap;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.*;
import static org.openapitools.codegen.utils.CamelizeOption.LOWERCASE_FIRST_LETTER;
import static org.openapitools.codegen.utils.StringUtils.camelize;
public class ScalaLagomServerCodegen extends AbstractScalaCodegen implements CodegenConfig {
private final Logger LOGGER = LoggerFactory.getLogger(ScalaLagomServerCodegen.class);
private String authScheme = "";
private boolean authPreemptive = false;
protected String groupId = "org.openapitools";
protected String artifactId = "scala-lagom-server";
protected String artifactVersion = "1.0.0";
public ScalaLagomServerCodegen() {
super();
modifyFeatureSet(features -> features
.includeDocumentationFeatures(DocumentationFeature.Readme)
.wireFormatFeatures(EnumSet.of(WireFormatFeature.JSON, WireFormatFeature.XML, WireFormatFeature.Custom))
.securityFeatures(EnumSet.noneOf(SecurityFeature.class))
.excludeGlobalFeatures(
GlobalFeature.XMLStructureDefinitions,
GlobalFeature.Callbacks,
GlobalFeature.LinkObjects,
GlobalFeature.ParameterStyling
)
.excludeSchemaSupportFeatures(
SchemaSupportFeature.Polymorphism
)
.excludeParameterFeatures(
ParameterFeature.Cookie
)
);
outputFolder = "generated-code/scala-lagom-server";
modelTemplateFiles.put("model.mustache", ".scala");
apiTemplateFiles.put("api.mustache", ".scala");
embeddedTemplateDir = templateDir = "scala-lagom-server";
apiPackage = "io.swagger.client.api";
modelPackage = "io.swagger.client.model";
setReservedWordsLowerCase(
Arrays.asList(
// local variable names used in API methods (endpoints)
"path", "contentTypes", "contentType", "queryParams", "headerParams",
"formParams", "postBody", "mp", "basePath", "apiInvoker",
// scala reserved words
"abstract", "case", "catch", "class", "def", "do", "else", "extends",
"false", "final", "finally", "for", "forSome", "if", "implicit",
"import", "lazy", "match", "new", "null", "object", "override", "package",
"private", "protected", "return", "sealed", "super", "this", "throw",
"trait", "try", "true", "type", "val", "var", "while", "with", "yield")
);
additionalProperties.put(CodegenConstants.GROUP_ID, groupId);
additionalProperties.put(CodegenConstants.ARTIFACT_ID, artifactId);
additionalProperties.put(CodegenConstants.ARTIFACT_VERSION, artifactVersion);
additionalProperties.put("authScheme", authScheme);
additionalProperties.put("authPreemptive", authPreemptive);
supportingFiles.add(new SupportingFile("README.mustache", "", "README.md"));
supportingFiles.add(new SupportingFile("gitignore.mustache", "", ".gitignore"));
supportingFiles.add(new SupportingFile("build.sbt.mustache", "", "build.sbt"));
supportingFiles.add(new SupportingFile("build.properties.mustache", "", "project/build.properties"));
supportingFiles.add(new SupportingFile("plugins.sbt.mustache", "", "project/plugins.sbt"));
importMapping.remove("List");
importMapping.remove("Set");
importMapping.remove("Map");
importMapping.put("DateTime", "org.joda.time.DateTime");
typeMapping = new HashMap<>();
typeMapping.put("Integer", "Int");
typeMapping.put("enum", "NSString");
typeMapping.put("array", "Seq");
typeMapping.put("set", "Set");
typeMapping.put("boolean", "Boolean");
typeMapping.put("string", "String");
typeMapping.put("int", "Int");
typeMapping.put("long", "Long");
typeMapping.put("float", "Float");
typeMapping.put("byte", "Byte");
typeMapping.put("short", "Short");
typeMapping.put("char", "Char");
typeMapping.put("double", "Double");
typeMapping.put("object", "Any");
typeMapping.put("file", "File");
//TODO binary should be mapped to byte array
// mapped to String as a workaround
typeMapping.put("binary", "String");
typeMapping.put("ByteArray", "String");
instantiationTypes.put("array", "ListBuffer");
instantiationTypes.put("map", "HashMap");
}
@Override
public void processOpts() {
super.processOpts();
}
@Override
public String toParamName(String name) {
// obtain the name from parameterNameMapping directly if provided
if (parameterNameMapping.containsKey(name)) {
return parameterNameMapping.get(name);
}
// should be the same as variable name
return toVarName(name);
}
@Override
public CodegenType getTag() {
return CodegenType.SERVER;
}
@Override
public String getName() {
return "scala-lagom-server";
}
@Override
public String getHelp() {
return "Generates a Lagom API server (Beta) in scala";
}
@Override
public String toOperationId(String operationId) {
// throw exception if method name is empty
if (StringUtils.isEmpty(operationId)) {
throw new RuntimeException("Empty method name (operationId) not allowed");
}
// method name cannot use reserved keyword, e.g. return
if (isReservedWord(operationId)) {
throw new RuntimeException(operationId + " (reserved word) cannot be used as method name");
}
return camelize(operationId, LOWERCASE_FIRST_LETTER);
}
@Override
public ModelsMap postProcessModelsEnum(ModelsMap objs) {
objs = super.postProcessModelsEnum(objs);
for (ModelMap mo : objs.getModels()) {
CodegenModel cm = mo.getModel();
for (CodegenProperty var : cm.vars) {
if (var.isEnum) {
List enumValues = (List) var.allowableValues.get("values");
for (final ListIterator i = enumValues.listIterator(); i.hasNext(); ) {
final String element = String.valueOf(i.next());
i.set(element.replaceAll("^\"|\"$", ""));
}
}
}
}
//Needed import for Gson based libraries
if (additionalProperties.containsKey("gson")) {
List> imports = (List>) objs.get("imports");
for (ModelMap mo : objs.getModels()) {
CodegenModel cm = mo.getModel();
// for enum model
if (Boolean.TRUE.equals(cm.isEnum) && cm.allowableValues != null) {
cm.imports.add(importMapping.get("SerializedName"));
Map item = new HashMap();
item.put("import", importMapping.get("SerializedName"));
imports.add(item);
}
}
}
return objs;
}
@Override
public OperationsMap postProcessOperationsWithModels(OperationsMap objs, List allModels) {
OperationMap operations = objs.getOperations();
List oplist = operations.getOperation();
for (CodegenOperation codegenOperation : oplist) {
String path = codegenOperation.path;
codegenOperation.path = path.replaceAll("\\{", ":").replaceAll("}", "");
}
return objs;
}
}
