feat: add continue and overwrite option on existing dir (#375)

* feat: add abort/clear/overwrite options on existing dir

* chore: add changeset

* feat: add 'recommended' to 'Abort installation'

* feat: add confirmation before overwriting existing dir

.changeset/seven-pillows-exercise.md

@@ -0,0 +1,7 @@
+---
+"create-t3-app": minor
+---
+
+feat: add option to continue and overwrite on existing directory
+
+for reference see: https://github.com/t3-oss/create-t3-app/issues/230

cli/src/helpers/scaffoldProject.ts

@@ -32,20 +32,58 @@ export const scaffoldProject = async ({
  );
  } else {
  spinner.stopAndPersist();
- const { overwriteDir } = await inquirer.prompt<{ overwriteDir: boolean }>(
- {
- name: "overwriteDir",
- type: "confirm",
- message: `${chalk.redBright.bold("Warning:")} ${chalk.cyan.bold(
- projectName,
- )} already exists and isn't empty. Do you want to overwrite it?`,
- default: false,
- },
- );
- if (!overwriteDir) {
+ const { overwriteDir } = await inquirer.prompt<{
+ overwriteDir: "abort" | "clear" | "overwrite";
+ }>({
+ name: "overwriteDir",
+ type: "list",
+ message: `${chalk.redBright.bold("Warning:")} ${chalk.cyan.bold(
+ projectName,
+ )} already exists and isn't empty. How would you like to proceed?`,
+ choices: [
+ {
+ name: "Abort installation (recommended)",
+ value: "abort",
+ short: "Abort",
+ },
+ {
+ name: "Clear the directory and continue installation",
+ value: "clear",
+ short: "Clear",
+ },
+ {
+ name: "Continue installation and overwrite conflicting files",
+ value: "overwrite",
+ short: "Overwrite",
+ },
+ ],
+ default: "abort",
+ });
+ if (overwriteDir === "abort") {
  spinner.fail("Aborting installation...");
  process.exit(0);
- } else {
+ }
+
+ const overwriteAction =
+ overwriteDir === "clear"
+ ? "clear the directory"
+ : "overwrite conflicting files";
+
+ const { confirmOverwriteDir } = await inquirer.prompt<{
+ confirmOverwriteDir: boolean;
+ }>({
+ name: "confirmOverwriteDir",
+ type: "confirm",
+ message: `Are you sure you want to ${overwriteAction}?`,
+ default: false,
+ });
+
+ if (!confirmOverwriteDir) {
+ spinner.fail("Aborting installation...");
+ process.exit(0);
+ }
+
+ if (overwriteDir === "clear") {
  spinner.info(
  `Emptying ${chalk.cyan.bold(projectName)} and creating t3 app..\n`,
  );