feat(json-text-provider): refactor to use extension point and remove …

…duplicate code. #183

local-bundle/src/main/kotlin/cc/unitmesh/local/provider/LocalJsonTextProvider.kt

@@ -0,0 +1,62 @@
+package cc.unitmesh.local.provider
+
+import cc.unitmesh.devti.custom.schema.CUSTOM_AGENT_FILE_NAME
+import cc.unitmesh.devti.provider.local.JsonTextProvider
+import com.intellij.json.JsonLanguage
+import com.intellij.lang.Language
+import com.intellij.openapi.editor.Document
+import com.intellij.openapi.editor.colors.EditorColorsUtil
+import com.intellij.openapi.editor.ex.EditorEx
+import com.intellij.openapi.project.Project
+import com.intellij.psi.PsiFile
+import com.intellij.ui.LanguageTextField
+import java.awt.Dimension
+import java.awt.FontMetrics
+
+class LocalJsonTextProvider : JsonTextProvider {
+    override fun createComponent(
+        myProject: Project,
+        value: String,
+        placeholder: String,
+        fileName: String
+    ): LanguageTextField {
+        return JsonLanguageField(myProject, value, placeholder, fileName)
+    }
+}
+
+class JsonLanguageField(
+    private val myProject: Project,
+    val value: String,
+    private val placeholder: String,
+    private val fileName: String
+) :
+    LanguageTextField(
+        JsonLanguage.INSTANCE, myProject, value,
+        object : SimpleDocumentCreator() {
+            override fun createDocument(value: String?, language: Language?, project: Project?): Document {
+                return createDocument(value, language, project, this)
+            }
+
+            override fun customizePsiFile(file: PsiFile?) {
+                file?.name = CUSTOM_AGENT_FILE_NAME
+            }
+        }
+    ) {
+
+    override fun createEditor(): EditorEx {
+        return super.createEditor().apply {
+            setShowPlaceholderWhenFocused(true)
+            setHorizontalScrollbarVisible(false)
+            setVerticalScrollbarVisible(true)
+            setPlaceholder(placeholder)
+
+            val scheme = EditorColorsUtil.getColorSchemeForBackground(this.colorsScheme.defaultBackground)
+            this.colorsScheme = this.createBoundColorSchemeDelegate(scheme)
+
+            val metrics: FontMetrics = getFontMetrics(font)
+            val columnWidth = metrics.charWidth('m')
+            isOneLineMode = false
+            preferredSize = Dimension(25 * columnWidth, 25 * metrics.height)
+        }
+    }
+}

local-bundle/src/main/resources/cc.unitmesh.local.xml

@@ -5,7 +5,7 @@
         <plugin id="com.intellij.modules.json"/>
     </dependencies>
 
-    <actions>
-
-    </actions>
+    <extensions defaultExtensionNs="cc.unitmesh">
+        <jsonTextProvider implementation="cc.unitmesh.local.provider.LocalJsonTextProvider"/>
+    </extensions>
 </idea-plugin>

src/main/kotlin/cc/unitmesh/devti/gui/component/JsonLanguageField.kt

@@ -1,45 +1,10 @@
 package cc.unitmesh.devti.gui.component
 
-import cc.unitmesh.devti.custom.schema.CUSTOM_AGENT_FILE_NAME
-import com.intellij.json.JsonLanguage
-import com.intellij.lang.Language
-import com.intellij.openapi.editor.Document
-import com.intellij.openapi.editor.colors.EditorColorsUtil
-import com.intellij.openapi.editor.ex.EditorEx
+import cc.unitmesh.devti.provider.local.JsonTextProvider
 import com.intellij.openapi.project.Project
-import com.intellij.psi.PsiFile
 import com.intellij.ui.LanguageTextField
-import java.awt.Dimension
-import java.awt.FontMetrics
 
-class JsonLanguageField(private val myProject: Project, val value: String, private val placeholder: String, private val fileName: String) :
-    LanguageTextField(JsonLanguage.INSTANCE, myProject, value,
-        object : SimpleDocumentCreator() {
-            override fun createDocument(value: String?, language: Language?, project: Project?): Document {
-                return createDocument(value, language, project, this)
-            }
-
-            override fun customizePsiFile(file: PsiFile?) {
-                file?.name = CUSTOM_AGENT_FILE_NAME
-            }
-        }
-    ) {
-
-    override fun createEditor(): EditorEx {
-        return super.createEditor().apply {
-            setShowPlaceholderWhenFocused(true)
-            setHorizontalScrollbarVisible(false)
-            setVerticalScrollbarVisible(true)
-            setPlaceholder(placeholder)
-
-            val scheme = EditorColorsUtil.getColorSchemeForBackground(this.colorsScheme.defaultBackground)
-            this.colorsScheme = this.createBoundColorSchemeDelegate(scheme)
-
-            val metrics: FontMetrics = getFontMetrics(font)
-            val columnWidth = metrics.charWidth('m')
-            isOneLineMode = false
-            preferredSize = Dimension(25 * columnWidth, 25 * metrics.height)
-        }
-    }
+fun JsonLanguageField(myProject: Project, value: String, placeholder: String, fileName: String) : LanguageTextField {
+    return JsonTextProvider.create(myProject, value, placeholder, fileName)
 }
 

src/main/kotlin/cc/unitmesh/devti/provider/local/JsonEditorProvider.kt

@@ -0,0 +1,65 @@
+package cc.unitmesh.devti.provider.local
+
+import cc.unitmesh.devti.custom.schema.CUSTOM_AGENT_FILE_NAME
+import com.intellij.lang.Language
+import com.intellij.openapi.editor.Document
+import com.intellij.openapi.editor.colors.EditorColorsUtil
+import com.intellij.openapi.editor.ex.EditorEx
+import com.intellij.openapi.extensions.ExtensionPointName
+import com.intellij.openapi.fileTypes.PlainTextLanguage
+import com.intellij.openapi.project.Project
+import com.intellij.psi.PsiFile
+import com.intellij.ui.LanguageTextField
+import java.awt.Dimension
+import java.awt.FontMetrics
+
+interface JsonTextProvider {
+    fun createComponent(myProject: Project, value: String, placeholder: String, fileName: String): LanguageTextField
+
+    companion object {
+        private val EP_NAME: ExtensionPointName<JsonTextProvider> =
+            ExtensionPointName("cc.unitmesh.jsonTextProvider")
+
+        fun create(myProject: Project, value: String, placeholder: String, fileName: String): LanguageTextField {
+            return EP_NAME.extensionList.map {
+                it.createComponent(myProject, value, placeholder, fileName)
+            }.firstOrNull() ?: DefaultLanguageField(myProject, value, placeholder, fileName)
+        }
+    }
+}
+
+class DefaultLanguageField(
+    private val myProject: Project,
+    val value: String,
+    private val placeholder: String,
+    private val fileName: String
+) :
+    LanguageTextField(PlainTextLanguage.INSTANCE, myProject, value,
+        object : SimpleDocumentCreator() {
+            override fun createDocument(value: String?, language: Language?, project: Project?): Document {
+                return createDocument(value, language, project, this)
+            }
+
+            override fun customizePsiFile(file: PsiFile?) {
+                file?.name = CUSTOM_AGENT_FILE_NAME
+            }
+        }
+    ) {
+
+    override fun createEditor(): EditorEx {
+        return super.createEditor().apply {
+            setShowPlaceholderWhenFocused(true)
+            setHorizontalScrollbarVisible(false)
+            setVerticalScrollbarVisible(true)
+            setPlaceholder(placeholder)
+
+            val scheme = EditorColorsUtil.getColorSchemeForBackground(this.colorsScheme.defaultBackground)
+            this.colorsScheme = this.createBoundColorSchemeDelegate(scheme)
+
+            val metrics: FontMetrics = getFontMetrics(font)
+            val columnWidth = metrics.charWidth('m')
+            isOneLineMode = false
+            preferredSize = Dimension(25 * columnWidth, 25 * metrics.height)
+        }
+    }
+}