Web Api interface generation

resources/META-INF/plugin.xml

@@ -99,6 +99,9 @@
         <action id="MagentoCreateAWebApiDeclaration.Menu" class="com.magento.idea.magento2plugin.actions.generation.NewWebApiDeclarationAction">
             <add-to-group group-id="EditorPopupMenu"/>
         </action>
+        <action id="MagentoCreateAWebApiInterfaceForService.Menu" class="com.magento.idea.magento2plugin.actions.generation.NewWebApiInterfaceAction">
+            <add-to-group group-id="EditorPopupMenu"/>
+        </action>
 
         <action id="CopyMagentoPath"
                 class="com.magento.idea.magento2plugin.actions.CopyMagentoPath"
@@ -260,6 +263,8 @@
         <internalFileTemplate name="Magento Delete Entity By Id Command"/>
         <internalFileTemplate name="Magento Entity Edit Action Controller Class"/>
         <internalFileTemplate name="Magento Entity Delete Controller Class"/>
+        <internalFileTemplate name="Magento Web Api XML"/>
+        <internalFileTemplate name="Web Api Interface"/>
 
         <defaultLiveTemplates file="/liveTemplates/MagentoPWA.xml"/>
 

resources/fileTemplates/internal/Web API Interface.php.ft

@@ -0,0 +1,24 @@
+<?php
+#parse("PHP File Header.php")
+
+namespace ${NAMESPACE};
+
+#if (${USES})
+#set ($uses = ${USES})
+#foreach ($use in $uses.split(","))
+use $use;
+#end
+
+#end
+/**
+ * ${DESCRIPTION}
+ *
+ * @api
+ */
+interface ${INTERFACE_NAME}
+{
+#set ($methods = ${METHODS})
+#foreach ($method in $methods.split(${METHODS_DELIMITER}))
+$method;
+#end
+}

src/com/magento/idea/magento2plugin/actions/generation/NewWebApiInterfaceAction.java

@@ -0,0 +1,91 @@
+/*
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+
+package com.magento.idea.magento2plugin.actions.generation;
+
+import com.intellij.openapi.actionSystem.AnAction;
+import com.intellij.openapi.actionSystem.AnActionEvent;
+import com.intellij.openapi.project.Project;
+import com.intellij.psi.PsiDirectory;
+import com.jetbrains.php.lang.psi.elements.PhpClass;
+import com.magento.idea.magento2plugin.MagentoIcons;
+import com.magento.idea.magento2plugin.actions.generation.dialog.NewInterfaceForServiceDialog;
+import com.magento.idea.magento2plugin.project.Settings;
+import com.magento.idea.magento2plugin.util.RegExUtil;
+import com.magento.idea.magento2plugin.util.magento.IsFileInEditableModuleUtil;
+import com.magento.idea.magento2plugin.util.php.PhpPsiElementsUtil;
+import org.jetbrains.annotations.NotNull;
+
+public class NewWebApiInterfaceAction extends AnAction {
+
+    public static final String ACTION_NAME = "Create a new Web API interface for this class";
+    public static final String ACTION_DESCRIPTION = "Create a new Magento 2 Web API interface";
+    private PhpClass currentPhpClass;
+
+    /**
+     * New Web API interface action constructor.
+     */
+    public NewWebApiInterfaceAction() {
+        super(ACTION_NAME, ACTION_DESCRIPTION, MagentoIcons.MODULE);
+    }
+
+    @Override
+    public void update(final @NotNull AnActionEvent event) {
+        setIsAvailableForEvent(event, false);
+        final Project project = event.getProject();
+
+        if (project == null || !Settings.isEnabled(project)) {
+            return;
+        }
+        final PhpClass phpClass = PhpPsiElementsUtil.getPhpClass(event);
+
+        if (phpClass == null
+                || phpClass.isAbstract()
+                || !IsFileInEditableModuleUtil.execute(phpClass.getContainingFile())) {
+            return;
+        }
+        // Excluding API generators for Test/ and *Test.php files
+        // in order to not overload the context menu.
+        final String filename = phpClass.getContainingFile().getName();
+
+        if (filename.matches(RegExUtil.Magento.TEST_FILE_NAME)
+                || phpClass.getPresentableFQN().matches(RegExUtil.Magento.TEST_CLASS_FQN)) {
+            return;
+        }
+
+        currentPhpClass = phpClass;
+        setIsAvailableForEvent(event, true);
+    }
+
+    @Override
+    public void actionPerformed(final @NotNull AnActionEvent event) {
+        final PsiDirectory directory =
+                currentPhpClass.getContainingFile().getContainingDirectory();
+
+        if (event.getProject() == null || currentPhpClass == null || directory == null) {
+            return;
+        }
+
+        NewInterfaceForServiceDialog.open(
+                event.getProject(),
+                directory,
+                currentPhpClass
+        );
+    }
+
+    /**
+     * Set is action available for event.
+     *
+     * @param event AnActionEvent
+     * @param isAvailable boolean
+     */
+    private void setIsAvailableForEvent(
+            final @NotNull AnActionEvent event,
+            final boolean isAvailable
+    ) {
+        event.getPresentation().setVisible(isAvailable);
+        event.getPresentation().setEnabled(isAvailable);
+    }
+}

src/com/magento/idea/magento2plugin/actions/generation/data/php/WebApiInterfaceData.java

@@ -0,0 +1,87 @@
+/*
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+
+package com.magento.idea.magento2plugin.actions.generation.data.php;
+
+import com.jetbrains.php.lang.psi.elements.Method;
+import java.util.List;
+import org.jetbrains.annotations.NotNull;
+
+public class WebApiInterfaceData {
+
+    private final String moduleName;
+    private final String classFqn;
+    private final String name;
+    private final String description;
+    private final List<Method> methods;
+
+    /**
+     * Web API interface DTO constructor.
+     *
+     * @param moduleName String
+     * @param classFqn String
+     * @param name String
+     * @param description String
+     * @param methods List[Method]
+     */
+    public WebApiInterfaceData(
+            final @NotNull String moduleName,
+            final @NotNull String classFqn,
+            final @NotNull String name,
+            final @NotNull String description,
+            final @NotNull List<Method> methods
+    ) {
+        this.moduleName = moduleName;
+        this.classFqn = classFqn;
+        this.name = name;
+        this.description = description;
+        this.methods = methods;
+    }
+
+    /**
+     * Get module name.
+     *
+     * @return String
+     */
+    public String getModuleName() {
+        return moduleName;
+    }
+
+    /**
+     * Get class FQN for which api interface to be generated.
+     *
+     * @return String
+     */
+    public String getClassFqn() {
+        return classFqn;
+    }
+
+    /**
+     * Get interface name.
+     *
+     * @return String
+     */
+    public String getName() {
+        return name;
+    }
+
+    /**
+     * Get description for the api interface class.
+     *
+     * @return String
+     */
+    public String getDescription() {
+        return description;
+    }
+
+    /**
+     * Get list of methods for the api interface.
+     *
+     * @return List[Method]
+     */
+    public List<Method> getMethods() {
+        return methods;
+    }
+}

src/com/magento/idea/magento2plugin/actions/generation/dialog/AbstractDialog.java

@@ -192,8 +192,7 @@ private String resolveFieldValueByComponentType(final Field field) {
         final JComponent component = ExtractComponentFromFieldUtil.extract(field, this);
 
         if (component instanceof JTextField) {
-            return ((JTextField) component).isEditable()
-                    ? ((JTextField) component).getText() : null;
+            return ((JTextField) component).getText();
         } else if (component instanceof JComboBox) {
             if (((JComboBox<?>) component).getSelectedIndex() == -1) {
                 return "";