Create GenerateTree command

src/commands/GenerateTree.ts

@@ -0,0 +1,35 @@
+import type { Command, Editor } from "obsidian";
+import { dialog } from "@electron/remote";
+import { getFiles } from "#/utils/path";
+import { explorerEntityToCallout, filesToExplorerEntity } from "#/utils/parser";
+import { beginningString } from "#/utils/regex";
+import { sep as separator } from "path";
+
+export class GenerateTree implements Command {
+
+  public readonly id = "generate-tree";
+
+  public readonly name = "Generate a File Tree";
+
+  public editorCallback = async(editor: Editor): Promise<void> => {
+    const dialogResponse = await dialog.showOpenDialog({
+      properties: ["openDirectory"]
+    });
+
+    if (dialogResponse.canceled) return;
+
+    const selectedPath = dialogResponse.filePaths[0];
+    const removePath = selectedPath.substring(0, selectedPath.lastIndexOf(separator) + separator.length);
+    const regex = beginningString(removePath);
+    const files = (await getFiles(selectedPath)).map(file => file.replace(regex, ""));
+    const structure = filesToExplorerEntity(files);
+    const callouts = explorerEntityToCallout(structure);
+    const cursorLine = editor.getCursor("to").line;
+
+    editor.setLine(
+      cursorLine,
+      `${editor.getLine(cursorLine)}\n${callouts}`
+    );
+  };
+
+}