feat(editor): add file and workspace based snippet variable resolvers

editor/src/main/java/com/itsaky/androidide/editor/snippets/AbstractSnippetVariableResolver.kt

@@ -0,0 +1,30 @@
+/*
+ *  This file is part of AndroidIDE.
+ *
+ *  AndroidIDE is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  AndroidIDE is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *   along with AndroidIDE.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package com.itsaky.androidide.editor.snippets
+
+import io.github.rosemoe.sora.widget.snippet.variable.ISnippetVariableResolver
+
+/**
+ * Base class for snippet variable resolvers.
+ *
+ * @author Akash Yadav
+ */
+interface AbstractSnippetVariableResolver : ISnippetVariableResolver, AutoCloseable {
+  override fun close() {
+  }
+}

editor/src/main/java/com/itsaky/androidide/editor/snippets/FileVariableResolver.kt

@@ -0,0 +1,61 @@
+/*
+ *  This file is part of AndroidIDE.
+ *
+ *  AndroidIDE is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  AndroidIDE is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *   along with AndroidIDE.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package com.itsaky.androidide.editor.snippets
+
+import com.itsaky.androidide.editor.ui.IDEEditor
+import com.itsaky.androidide.projects.ProjectManager
+import io.github.rosemoe.sora.widget.snippet.variable.FileBasedSnippetVariableResolver
+
+/**
+ * Resolver for resolving snippet variables related to the file opened in an editor.
+ *
+ * @author Akash Yadav
+ */
+class FileVariableResolver(editor: IDEEditor) : FileBasedSnippetVariableResolver(), AbstractSnippetVariableResolver {
+
+  var editor: IDEEditor? = editor
+    private set
+
+  companion object {
+    private const val TM_FILENAME = "TM_FILENAME"
+    private const val TM_FILENAME_BASE = "TM_FILENAME_BASE"
+    private const val TM_DIRECTORY = "TM_DIRECTORY"
+    private const val TM_FILEPATH = "TM_FILEPATH"
+    private const val RELATIVE_FILEPATH = "RELATIVE_FILEPATH"
+  }
+
+  override fun resolve(name: String): String {
+    val file = editor?.file ?: return ""
+    return when (name) {
+      TM_FILENAME -> file.name
+      TM_FILENAME_BASE -> file.nameWithoutExtension
+      TM_DIRECTORY -> file.parentFile?.absolutePath ?: ""
+      TM_FILEPATH -> file.absolutePath
+      RELATIVE_FILEPATH -> file.relativeTo(ProjectManager.getProjectDir()).absolutePath
+      else -> ""
+    }
+  }
+
+  override fun getResolvableNames(): Array<String> {
+    return arrayOf(TM_FILENAME, TM_FILENAME_BASE, TM_DIRECTORY, TM_FILEPATH, RELATIVE_FILEPATH)
+  }
+
+  override fun close() {
+    editor = null
+  }
+}

editor/src/main/java/com/itsaky/androidide/editor/snippets/WorkspaceVariableResolver.kt

@@ -0,0 +1,48 @@
+/*
+ *  This file is part of AndroidIDE.
+ *
+ *  AndroidIDE is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  AndroidIDE is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *   along with AndroidIDE.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package com.itsaky.androidide.editor.snippets
+
+import com.itsaky.androidide.projects.ProjectManager
+import io.github.rosemoe.sora.widget.snippet.variable.WorkspaceBasedSnippetVariableResolver
+
+/**
+ * Resolver for resolving snippet variables related to the opened workspace folder (project).
+ *
+ * @author Akash Yadav
+ */
+class WorkspaceVariableResolver :
+  WorkspaceBasedSnippetVariableResolver(), AbstractSnippetVariableResolver {
+
+  companion object {
+    private const val WORKSPACE_NAME = "WORKSPACE_NAME"
+    private const val WORKSPACE_FOLDER = "WORKSPACE_FOLDER"
+  }
+
+  override fun resolve(name: String): String {
+    val directory = ProjectManager.getProjectDir()
+    return when (name) {
+      WORKSPACE_NAME -> directory.name
+      WORKSPACE_FOLDER -> directory.absolutePath
+      else -> ""
+    }
+  }
+
+  override fun getResolvableNames(): Array<String> {
+    return arrayOf(WORKSPACE_NAME, WORKSPACE_FOLDER)
+  }
+}

editor/src/main/java/com/itsaky/androidide/editor/ui/IDEEditor.java

@@ -46,6 +46,9 @@ import com.itsaky.androidide.editor.language.treesitter.TreeSitterLanguage;
 import com.itsaky.androidide.editor.language.treesitter.TreeSitterLanguageProvider;
 import com.itsaky.androidide.editor.schemes.IDEColorScheme;
 import com.itsaky.androidide.editor.schemes.IDEColorSchemeProvider;
+import com.itsaky.androidide.editor.snippets.AbstractSnippetVariableResolver;
+import com.itsaky.androidide.editor.snippets.FileVariableResolver;
+import com.itsaky.androidide.editor.snippets.WorkspaceVariableResolver;
 import com.itsaky.androidide.eventbus.events.editor.ChangeType;
 import com.itsaky.androidide.eventbus.events.editor.ColorSchemeInvalidatedEvent;
 import com.itsaky.androidide.eventbus.events.editor.DocumentChangeEvent;
@@ -80,6 +83,7 @@ import io.github.rosemoe.sora.widget.CodeEditor;
 import io.github.rosemoe.sora.widget.IDEEditorSearcher;
 import io.github.rosemoe.sora.widget.component.EditorAutoCompletion;
 import io.github.rosemoe.sora.widget.component.EditorTextActionWindow;
+import io.github.rosemoe.sora.widget.snippet.variable.ISnippetVariableResolver;
 import java.io.File;
 import java.util.concurrent.CompletableFuture;
 import kotlin.io.FilesKt;
@@ -426,6 +430,8 @@ public class IDEEditor extends CodeEditor implements IEditor, ILspEditor {
 
     if (server != null) {
       this.languageClient = server.getClient();
+      getSnippetController().setFileVariableResolver(new FileVariableResolver(this));
+      getSnippetController().setWorkspaceVariableResolver(new WorkspaceVariableResolver());
     }
   }
 
@@ -755,8 +761,8 @@ public class IDEEditor extends CodeEditor implements IEditor, ILspEditor {
       new Position(end.line, end.column, end.index));
 
     final var changedText = event.getChangedText().toString();
-    final var changeEvent = new DocumentChangeEvent(file, changedText, getText().toString(), ++fileVersion, type,
-      changeDelta, changeRange);
+    final var changeEvent = new DocumentChangeEvent(file, changedText, getText().toString(),
+      ++fileVersion, type, changeDelta, changeRange);
 
     // Notify FileManager first
     FileManager.INSTANCE.onDocumentContentChange(changeEvent);
@@ -819,6 +825,19 @@ public class IDEEditor extends CodeEditor implements IEditor, ILspEditor {
   public void release() {
     ensureWindowsDismissed();
     super.release();
+    ISnippetVariableResolver resolver = getSnippetController().getFileVariableResolver();
+    if (resolver instanceof AbstractSnippetVariableResolver) {
+      ((AbstractSnippetVariableResolver) resolver).close();
+    }
+
+    resolver = getSnippetController().getWorkspaceVariableResolver();
+    if (resolver instanceof AbstractSnippetVariableResolver) {
+      ((AbstractSnippetVariableResolver) resolver).close();
+    }
+
+    getSnippetController().setFileVariableResolver(null);
+    getSnippetController().setWorkspaceVariableResolver(null);
+
     if (this.actionsMenu != null) {
       this.actionsMenu.destroy();
     }