Add create-service command

grails-cli/src/main/java/org/grails/forge/cli/command/CreateServiceCommand.java

@@ -0,0 +1,85 @@
+/*
+ * Copyright 2017-2020 original authors
+ *
+ * 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.grails.forge.cli.command;
+
+import io.micronaut.context.annotation.Parameter;
+import io.micronaut.core.annotation.ReflectiveAccess;
+import io.micronaut.core.util.functional.ThrowingSupplier;
+import jakarta.inject.Inject;
+import org.grails.forge.application.Project;
+import org.grails.forge.cli.CodeGenConfig;
+import org.grails.forge.cli.command.templates.service;
+import org.grails.forge.cli.command.templates.serviceSpec;
+import org.grails.forge.io.ConsoleOutput;
+import org.grails.forge.io.OutputHandler;
+import org.grails.forge.template.RenderResult;
+import org.grails.forge.template.RockerTemplate;
+import org.grails.forge.template.TemplateRenderer;
+import picocli.CommandLine;
+
+import java.io.IOException;
+
+@CommandLine.Command(name = CreateServiceCommand.NAME, description = "Creates a Service Class")
+public class CreateServiceCommand extends CodeGenCommand {
+
+    public static final String NAME = "create-service";
+
+    @ReflectiveAccess
+    @CommandLine.Parameters(paramLabel = "SERVICE-NAME", description = "The name of the service to create")
+    String serviceName;
+
+    @Inject
+    public CreateServiceCommand(@Parameter CodeGenConfig config) {
+        super(config);
+    }
+
+    public CreateServiceCommand(CodeGenConfig config,
+                                ThrowingSupplier<OutputHandler, IOException> outputHandlerSupplier,
+                                ConsoleOutput consoleOutput) {
+        super(config, outputHandlerSupplier, consoleOutput);
+    }
+
+    @Override
+    public boolean applies() {
+        return true;
+    }
+
+    @Override
+    public Integer call() throws Exception {
+        final Project project = getProject(serviceName);
+        final TemplateRenderer templateRenderer = getTemplateRenderer(project);
+        final RenderResult renderResult = templateRenderer.render(new RockerTemplate("grails-app/services/{packagePath}/{className}Service.groovy", service.template(project)), overwrite);
+        final RenderResult specRenderResult = templateRenderer.render(new RockerTemplate("src/test/groovy/{packagePath}/{className}ServiceSpec.groovy", serviceSpec.template(project)), overwrite);
+        if (renderResult != null && specRenderResult != null) {
+            logRenderResult(renderResult);
+            logRenderResult(specRenderResult);
+        }
+
+        return 0;
+    }
+
+    private void logRenderResult(RenderResult result) throws Exception {
+        if (result != null) {
+            if (result.isSuccess()) {
+                out("@|blue ||@ Rendered service class to " + result.getPath());
+            } else if (result.isSkipped()) {
+                warning("Rendering skipped for " + result.getPath() + " because it already exists. Run again with -f to overwrite.");
+            } else if (result.getError() != null) {
+                throw result.getError();
+            }
+        }
+    }
+}

grails-cli/src/main/java/org/grails/forge/cli/command/templates/service.rocker.raw

@@ -0,0 +1,20 @@
+@import org.grails.forge.application.Project
+
+@args (
+    Project project
+)
+
+@if(project.getPackageName() != null) {
+package @project.getPackageName()
+
+}
+
+import groovy.transform.CompileStatic
+
+@@CompileStatic
+class @project.getClassName()Service {
+
+    def doSomething() {
+
+    }
+}

grails-cli/src/main/java/org/grails/forge/cli/command/templates/serviceSpec.rocker.raw

@@ -0,0 +1,21 @@
+@import org.grails.forge.application.Project
+
+@args (
+    Project project
+)
+
+@if(project.getPackageName() != null) {
+package @project.getPackageName()
+
+}
+
+import grails.testing.services.ServiceUnitTest
+import spock.lang.Specification
+
+class @project.getClassName()ServiceSpec extends Specification implements ServiceUnitTest<@project.getClassName()Service> {
+
+     void "test something"() {
+        expect:
+        service.doSomething()
+     }
+}

grails-cli/src/test/groovy/org/grails/forge/cli/command/CreateServiceCommandSpec.groovy

@@ -0,0 +1,71 @@
+package org.grails.forge.cli.command
+
+import io.micronaut.context.ApplicationContext
+import org.grails.forge.application.ApplicationType
+import org.grails.forge.cli.CodeGenConfig
+import org.grails.forge.cli.CommandFixture
+import org.grails.forge.cli.CommandSpec
+import org.grails.forge.io.ConsoleOutput
+import spock.lang.AutoCleanup
+import spock.lang.Shared
+
+class CreateServiceCommandSpec extends CommandSpec implements CommandFixture {
+
+    @Shared
+    @AutoCleanup
+    ApplicationContext beanContext = ApplicationContext.run()
+
+
+    void "test creating a service"() {
+
+        setup:
+        generateProject(ApplicationType.WEB)
+        CodeGenConfig codeGenConfig = CodeGenConfig.load(beanContext, dir, ConsoleOutput.NOOP)
+        ConsoleOutput consoleOutput = Mock(ConsoleOutput)
+        CreateServiceCommand command = new CreateServiceCommand(codeGenConfig, getOutputHandler(consoleOutput), consoleOutput)
+        command.serviceName = "test"
+
+        when:
+        Integer exitCode = command.call()
+        File output = new File(dir, "grails-app/services/example/grails/TestService.groovy")
+        File specOutput = new File(dir, "src/test/groovy/example/grails/TestServiceSpec.groovy")
+
+        then:
+        exitCode == 0
+        output.exists()
+        specOutput.exists()
+        2 * consoleOutput.out({ it.contains("Rendered service") })
+    }
+
+    void "test app with service"() {
+        setup:
+        generateProject(ApplicationType.WEB)
+        CodeGenConfig codeGenConfig = CodeGenConfig.load(beanContext, dir, ConsoleOutput.NOOP)
+        ConsoleOutput consoleOutput = Mock(ConsoleOutput)
+        CreateServiceCommand command = new CreateServiceCommand(codeGenConfig, getOutputHandler(consoleOutput), consoleOutput)
+
+        when:
+        command.serviceName  = 'test'
+        Integer exitCode = command.call()
+        executeGradleCommand("test")
+
+        then:
+        exitCode == 0
+        testOutputContains("TestServiceSpec > test something FAILED")
+
+        when:
+        new File(dir, "grails-app/services/example/grails/TestService.groovy").text = '''package example.grails
+
+class TestService {
+
+    String doSomething() {
+        "something"
+    }
+}'''
+
+        executeGradleCommand("test")
+
+        then:
+        testOutputContains("BUILD SUCCESSFUL")
+    }
+}

test-core/src/test/groovy/org/grails/forge/cli/command/CreateServiceSpec.groovy

@@ -0,0 +1,31 @@
+package org.grails.forge.cli.command
+
+import io.micronaut.configuration.picocli.PicocliRunner
+import org.grails.forge.cli.CodeGenConfig
+import org.grails.forge.utils.CommandSpec
+import spock.lang.Ignore
+
+class CreateServiceSpec extends CommandSpec {
+
+    @Ignore
+    void "test create-service command"() {
+        when:
+        generateProjectWithDefaults()
+        applicationContext.createBean(CodeGenConfig.class, new CodeGenConfig())
+
+        then:
+        applicationContext.getBean(CodeGenConfig.class)
+
+        when:
+        PicocliRunner.run(CreateServiceCommand.class, applicationContext, "Test")
+
+        then:
+        new File(dir, "grails-app/controllers/example/grails/TestService.groovy").exists()
+
+    }
+
+    @Override
+    String getTempDirectoryPrefix() {
+        return "test-app"
+    }
+}