fix: prompt when running init if project already has a config

Author: satya164

README.md

@@ -41,7 +41,7 @@ This will ask you few questions about your project and generate a new project in
 - TypeScript definitions (uses `tsc` to generate declaration files)
 - Android AAR files
 
-If you created a project with `create-react-native-library`, `react-native-builder-bob` is already pre-configured to build your project. You don't need to configure it again.
+If you created a project with `create-react-native-library`, `react-native-builder-bob` is **already pre-configured to build your project**. You don't need to configure it again.
 
 The following configuration steps are for projects not created with `create-react-native-library`.
 

packages/create-react-native-library/README.md

@@ -8,4 +8,6 @@ Usage:
 npx create-react-native-library@latest react-native-awesome-library
 ```
 
+This will ask you few questions about your project and generate a new project in a folder named `awesome-library`.
+
 See more details on the [GitHub repository](https://github.com/callstack/react-native-builder-bob).

packages/react-native-builder-bob/src/index.ts

@@ -26,8 +26,6 @@ const FLOW_PRGAMA_REGEX = /\*?\s*@(flow)\b/m;
 // eslint-disable-next-line babel/no-unused-expressions
 yargs
   .command('init', 'configure the package to use bob', {}, async () => {
-    const pak = path.join(root, 'package.json');
-
     if (isGitDirty()) {
       const { shouldContinue } = await prompts({
         type: 'confirm',
@@ -37,16 +35,34 @@ yargs
       });
 
       if (!shouldContinue) {
-        process.exit(1);
+        process.exit(0);
       }
     }
 
+    const pak = path.join(root, 'package.json');
+
     if (!(await fs.pathExists(pak))) {
       logger.exit(
         `Couldn't find a 'package.json' file in '${root}'. Are you in a project folder?`
       );
     }
 
+    const pkg = JSON.parse(await fs.readFile(pak, 'utf-8'));
+    const result = explorer.search();
+
+    if (result?.config && pkg.devDependencies && name in pkg.devDependencies) {
+      const { shouldContinue } = await prompts({
+        type: 'confirm',
+        name: 'shouldContinue',
+        message: `The project seems to be already configured with bob. Do you want to overwrite the existing configuration?`,
+        initial: false,
+      });
+
+      if (!shouldContinue) {
+        process.exit(0);
+      }
+    }
+
     const { source } = await prompts({
       type: 'text',
       name: 'source',
@@ -72,8 +88,6 @@ yargs
       return;
     }
 
-    const pkg = JSON.parse(await fs.readFile(pak, 'utf-8'));
-
     pkg.devDependencies = Object.fromEntries(
       [
         ...Object.entries(pkg.devDependencies || {}),