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/*
* 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
*
* http://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 io.swagger.v3.oas.models.media.Schema;
import io.swagger.v3.parser.util.SchemaTypeUtil;
import org.openapitools.codegen.*;
import org.openapitools.codegen.utils.ModelUtils;
import org.openapitools.codegen.utils.SemVer;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.File;
import java.text.SimpleDateFormat;
import java.util.*;
public class TypeScriptAngularClientCodegen extends AbstractTypeScriptClientCodegen {
private static final Logger LOGGER = LoggerFactory.getLogger(TypeScriptAngularClientCodegen.class);
private static final SimpleDateFormat SNAPSHOT_SUFFIX_FORMAT = new SimpleDateFormat("yyyyMMddHHmm");
private static final String X_DISCRIMINATOR_TYPE = "x-discriminator-value";
public static final String NPM_NAME = "npmName";
public static final String NPM_VERSION = "npmVersion";
public static final String NPM_REPOSITORY = "npmRepository";
public static final String SNAPSHOT = "snapshot";
public static final String WITH_INTERFACES = "withInterfaces";
public static final String TAGGED_UNIONS = "taggedUnions";
public static final String NG_VERSION = "ngVersion";
public static final String PROVIDED_IN_ROOT ="providedInRoot";
protected String npmName = null;
protected String npmVersion = "1.0.0";
protected String npmRepository = null;
private boolean taggedUnions = false;
public TypeScriptAngularClientCodegen() {
super();
this.outputFolder = "generated-code/typescript-angular";
embeddedTemplateDir = templateDir = "typescript-angular";
modelTemplateFiles.put("model.mustache", ".ts");
apiTemplateFiles.put("api.service.mustache", ".ts");
languageSpecificPrimitives.add("Blob");
typeMapping.put("file", "Blob");
apiPackage = "api";
modelPackage = "model";
this.cliOptions.add(new CliOption(NPM_NAME, "The name under which you want to publish generated npm package." +
" Required to generate a full angular package"));
this.cliOptions.add(new CliOption(NPM_VERSION, "The version of your npm package. Default is '1.0.0'"));
this.cliOptions.add(new CliOption(NPM_REPOSITORY,
"Use this property to set an url your private npmRepo in the package.json"));
this.cliOptions.add(new CliOption(SNAPSHOT,
"When setting this property to true the version will be suffixed with -SNAPSHOT.yyyyMMddHHmm",
SchemaTypeUtil.BOOLEAN_TYPE).defaultValue(Boolean.FALSE.toString()));
this.cliOptions.add(new CliOption(WITH_INTERFACES,
"Setting this property to true will generate interfaces next to the default class implementations.",
SchemaTypeUtil.BOOLEAN_TYPE).defaultValue(Boolean.FALSE.toString()));
this.cliOptions.add(new CliOption(TAGGED_UNIONS,
"Use discriminators to create tagged unions instead of extending interfaces.",
SchemaTypeUtil.BOOLEAN_TYPE).defaultValue(Boolean.FALSE.toString()));
this.cliOptions.add(new CliOption(PROVIDED_IN_ROOT,
"Use this property to provide Injectables in root (it is only valid in angular version greater or equal to 6.0.0).",
SchemaTypeUtil.BOOLEAN_TYPE).defaultValue(Boolean.FALSE.toString()));
this.cliOptions.add(new CliOption(NG_VERSION, "The version of Angular. Default is '4.3'"));
}
@Override
protected void addAdditionPropertiesToCodeGenModel(CodegenModel codegenModel, Schema schema) {
codegenModel.additionalPropertiesType = getTypeDeclaration((Schema) schema.getAdditionalProperties());
addImport(codegenModel, codegenModel.additionalPropertiesType);
}
@Override
public String getName() {
return "typescript-angular";
}
@Override
public String getHelp() {
return "Generates a TypeScript Angular (2.x - 5.x) client library.";
}
@Override
public void processOpts() {
super.processOpts();
supportingFiles.add(
new SupportingFile("models.mustache", modelPackage().replace('.', File.separatorChar), "models.ts"));
supportingFiles
.add(new SupportingFile("apis.mustache", apiPackage().replace('.', File.separatorChar), "api.ts"));
supportingFiles.add(new SupportingFile("index.mustache", getIndexDirectory(), "index.ts"));
supportingFiles.add(new SupportingFile("api.module.mustache", getIndexDirectory(), "api.module.ts"));
supportingFiles.add(new SupportingFile("configuration.mustache", getIndexDirectory(), "configuration.ts"));
supportingFiles.add(new SupportingFile("variables.mustache", getIndexDirectory(), "variables.ts"));
supportingFiles.add(new SupportingFile("encoder.mustache", getIndexDirectory(), "encoder.ts"));
supportingFiles.add(new SupportingFile("gitignore", "", ".gitignore"));
supportingFiles.add(new SupportingFile("git_push.sh.mustache", "", "git_push.sh"));
supportingFiles.add(new SupportingFile("README.mustache", getIndexDirectory(), "README.md"));
// determine NG version
SemVer ngVersion;
if (additionalProperties.containsKey(NG_VERSION)) {
ngVersion = new SemVer(additionalProperties.get(NG_VERSION).toString());
} else {
ngVersion = new SemVer("4.3.0");
LOGGER.info("generating code for Angular {} ...", ngVersion);
LOGGER.info(" (you can select the angular version by setting the additionalProperty ngVersion)");
}
if (additionalProperties.containsKey(NPM_NAME)) {
addNpmPackageGeneration(ngVersion);
}
if (additionalProperties.containsKey(WITH_INTERFACES)) {
boolean withInterfaces = Boolean.parseBoolean(additionalProperties.get(WITH_INTERFACES).toString());
if (withInterfaces) {
apiTemplateFiles.put("apiInterface.mustache", "Interface.ts");
}
}
if (additionalProperties.containsKey(TAGGED_UNIONS)) {
taggedUnions = Boolean.parseBoolean(additionalProperties.get(TAGGED_UNIONS).toString());
}
if (ngVersion.atLeast("6.0.0")) {
if (!additionalProperties.containsKey(PROVIDED_IN_ROOT)){
additionalProperties.put(PROVIDED_IN_ROOT,true);
}else {
additionalProperties.put(PROVIDED_IN_ROOT,Boolean.valueOf(
(String) additionalProperties.get(PROVIDED_IN_ROOT)));
}
}else {
additionalProperties.put(PROVIDED_IN_ROOT,false);
}
additionalProperties.put(NG_VERSION, ngVersion);
additionalProperties.put("injectionToken", ngVersion.atLeast("4.0.0") ? "InjectionToken" : "OpaqueToken");
additionalProperties.put("injectionTokenTyped", ngVersion.atLeast("4.0.0"));
additionalProperties.put("useHttpClient", ngVersion.atLeast("4.3.0"));
additionalProperties.put("useRxJS6", ngVersion.atLeast("6.0.0"));
if (!ngVersion.atLeast("4.3.0")) {
supportingFiles.add(new SupportingFile("rxjs-operators.mustache", getIndexDirectory(), "rxjs-operators.ts"));
}
}
private void addNpmPackageGeneration(SemVer ngVersion) {
if (additionalProperties.containsKey(NPM_NAME)) {
this.setNpmName(additionalProperties.get(NPM_NAME).toString());
}
if (additionalProperties.containsKey(NPM_VERSION)) {
this.setNpmVersion(additionalProperties.get(NPM_VERSION).toString());
}
if (additionalProperties.containsKey(SNAPSHOT)
&& Boolean.valueOf(additionalProperties.get(SNAPSHOT).toString())) {
this.setNpmVersion(npmVersion + "-SNAPSHOT." + SNAPSHOT_SUFFIX_FORMAT.format(new Date()));
}
additionalProperties.put(NPM_VERSION, npmVersion);
if (additionalProperties.containsKey(NPM_REPOSITORY)) {
this.setNpmRepository(additionalProperties.get(NPM_REPOSITORY).toString());
}
// for Angular 2 AOT support we will use good-old ngc,
// Angular Package format wasn't invented at this time and building was much more easier
if (!ngVersion.atLeast("4.0.0")) {
LOGGER.warn("Please update your legacy Angular " + ngVersion + " project to benefit from 'Angular Package Format' support.");
additionalProperties.put("useNgPackagr", false);
} else {
additionalProperties.put("useNgPackagr", true);
supportingFiles.add(new SupportingFile("ng-package.mustache", getIndexDirectory(), "ng-package.json"));
}
// Libraries generated with v1.x of ng-packagr will ship with AoT metadata in v3, which is intended for Angular v4.
// Libraries generated with v2.x of ng-packagr will ship with AoT metadata in v4, which is intended for Angular v5 (and Angular v6).
additionalProperties.put("useOldNgPackagr", !ngVersion.atLeast("5.0.0"));
//Files for building our lib
supportingFiles.add(new SupportingFile("package.mustache", getIndexDirectory(), "package.json"));
supportingFiles.add(new SupportingFile("typings.mustache", getIndexDirectory(), "typings.json"));
supportingFiles.add(new SupportingFile("tsconfig.mustache", getIndexDirectory(), "tsconfig.json"));
}
private String getIndexDirectory() {
String indexPackage = modelPackage.substring(0, Math.max(0, modelPackage.lastIndexOf('.')));
return indexPackage.replace('.', File.separatorChar);
}
@Override
public boolean isDataTypeFile(final String dataType) {
return dataType != null && dataType.equals("Blob");
}
@Override
public String getTypeDeclaration(Schema p) {
if (ModelUtils.isFileSchema(p)) {
return "Blob";
} else {
return super.getTypeDeclaration(p);
}
}
@Override
public String getSchemaType(Schema p) {
String openAPIType = super.getSchemaType(p);
if (isLanguagePrimitive(openAPIType) || isLanguageGenericType(openAPIType)) {
return openAPIType;
}
applyLocalTypeMapping(openAPIType);
return openAPIType;
}
private String applyLocalTypeMapping(String type) {
if (typeMapping.containsKey(type)) {
type = typeMapping.get(type);
}
return type;
}
private boolean isLanguagePrimitive(String type) {
return languageSpecificPrimitives.contains(type);
}
private boolean isLanguageGenericType(String type) {
for (String genericType : languageGenericTypes) {
if (type.startsWith(genericType + "<")) {
return true;
}
}
return false;
}
@Override
public void postProcessParameter(CodegenParameter parameter) {
super.postProcessParameter(parameter);
parameter.dataType = applyLocalTypeMapping(parameter.dataType);
}
@Override
public Map postProcessOperations(Map operations) {
Map objs = (Map) operations.get("operations");
// Add filename information for api imports
objs.put("apiFilename", getApiFilenameFromClassname(objs.get("classname").toString()));
List ops = (List) objs.get("operation");
for (CodegenOperation op : ops) {
if ((boolean) additionalProperties.get("useHttpClient")) {
op.httpMethod = op.httpMethod.toLowerCase(Locale.ENGLISH);
} else {
// Convert httpMethod to Angular's RequestMethod enum
// https://angular.io/docs/ts/latest/api/http/index/RequestMethod-enum.html
switch (op.httpMethod) {
case "GET":
op.httpMethod = "RequestMethod.Get";
break;
case "POST":
op.httpMethod = "RequestMethod.Post";
break;
case "PUT":
op.httpMethod = "RequestMethod.Put";
break;
case "DELETE":
op.httpMethod = "RequestMethod.Delete";
break;
case "OPTIONS":
op.httpMethod = "RequestMethod.Options";
break;
case "HEAD":
op.httpMethod = "RequestMethod.Head";
break;
case "PATCH":
op.httpMethod = "RequestMethod.Patch";
break;
default:
throw new RuntimeException("Unknown HTTP Method " + op.httpMethod + " not allowed");
}
}
// Prep a string buffer where we're going to set up our new version of the string.
StringBuilder pathBuffer = new StringBuilder();
StringBuilder parameterName = new StringBuilder();
int insideCurly = 0;
// Iterate through existing string, one character at a time.
for (int i = 0; i < op.path.length(); i++) {
switch (op.path.charAt(i)) {
case '{':
// We entered curly braces, so track that.
insideCurly++;
// Add the more complicated component instead of just the brace.
pathBuffer.append("${encodeURIComponent(String(");
break;
case '}':
// We exited curly braces, so track that.
insideCurly--;
// Add the more complicated component instead of just the brace.
CodegenParameter parameter = findPathParameterByName(op, parameterName.toString());
pathBuffer.append(toVarName(parameterName.toString()));
if (parameter != null && parameter.isDateTime) {
pathBuffer.append(".toISOString()");
}
pathBuffer.append("))}");
parameterName.setLength(0);
break;
default:
char nextChar = op.path.charAt(i);
if (insideCurly > 0) {
parameterName.append(nextChar);
} else {
pathBuffer.append(nextChar);
}
break;
}
}
// Overwrite path to TypeScript template string, after applying everything we just did.
op.path = pathBuffer.toString();
}
// Add additional filename information for model imports in the services
List