# MediaDetailModal Error Fix

## 🚨 **Issue Identified**

The MediaDetailModal was showing a "Page Error" instead of opening, which means there was a JavaScript error breaking the component.

## 🔧 **Fixes Applied**

### 1. **Fixed Missing State Variable**
- Added missing `albumClickInFlight` state variable that was being used but not declared
- Added proper TypeScript typing for the state setter

### 2. **Fixed Type Errors**
- Fixed null check issues with `item` parameter
- Added proper null checking for `track.RunTimeTicks`
- Fixed type annotation for setTimeout callback parameter

### 3. **Removed Unused Props**
- Removed `discoverMode` prop from interface (was unused)
- Updated MediaList component to not pass the removed prop

### 4. **Cleaned Up Dead Code**
- Removed unreachable code after early return statements
- Simplified Spotify download logic

### 5. **Added Error Boundary Protection**
- Wrapped MediaDetailModal in ErrorBoundary component in MediaList
- Added fallback UI for modal errors
- Added CSS styles for error fallback

## 🎯 **Expected Results**

- Modal should now open without JavaScript errors
- Download buttons should be visible and functional
- If any errors occur, users see a friendly error message instead of "Page Error"
- Error boundary prevents modal errors from crashing the entire app

## 🧪 **Testing Steps**

1. Click on any track/album/playlist card in Discover or Search
2. Modal should open smoothly without errors
3. Download buttons should be visible and clickable
4. Track listings should load for albums
5. If any error occurs, should show error fallback instead of breaking

The modal is now properly error-handled and should work reliably!