DIRECT-API-FIXES.md•6.51 kB
# Direct API Implementation Fixes
**Date**: January 15, 2025
**Status**: ✅ **FIXES APPLIED** - Critical issues addressed
**Version**: Direct API Server v1.0.0 (Updated)
---
## 🔧 **Issues Fixed**
### **1. format_for_composer Error Handling** ✅
**Problem**: Tool errors caused Claude Desktop to skip recovery and jump to save operation
**Solution**: Added comprehensive error handling with proper MCP response format
```javascript
// Before: No error handling
const result = await this.composerFormatter.formatForComposer(args.validatedLessonData);
// After: Comprehensive error handling
try {
const result = await this.composerFormatter.formatForComposer(args.validatedLessonData);
if (!result.success) {
throw new Error(`Formatting failed: ${result.error?.message || 'Unknown error'}`);
}
} catch (error) {
return { content: [{ type: 'text', text: JSON.stringify({
success: false,
error: { code: 'FORMATTING_ERROR', message: error.message }
}, null, 2) }] };
}
```
### **2. Composition Naming Issue** ✅
**Problem**: Compositions saved without proper titles in the Composer UI
**Solution**: Enhanced metadata structure and added title as form field
```javascript
// Enhanced composition data structure
const compositionData = {
version: "1.1",
metadata: {
title: compositionTitle,
description: `Aula sobre ${compositionTitle}`,
thumb: null,
tags: []
},
interface: {
content_language: "pt_br",
index_option: "buttons",
font_family: "Lato",
show_summary: "disabled",
finish_btn: "disabled"
},
structure: composerJSON.structure || []
};
// Add title as form field
formData.append('title', compositionTitle);
```
### **3. Browser Automation for open_composition_editor** ✅
**Problem**: Browser automation not working, no browser launched
**Solution**: Added Puppeteer integration with proper error handling
```javascript
// Import browser automation tools
const { default: puppeteer } = await import('puppeteer');
// Launch browser for navigation
const browser = await puppeteer.launch({
headless: false,
args: ['--no-sandbox', '--disable-setuid-sandbox']
});
// Navigate to composition editor
const editorUrl = `https://composer.euconquisto.com/editor?uid=${args.compositionUid}`;
await page.goto(editorUrl, { waitUntil: 'networkidle2' });
await page.waitForSelector('[data-testid="composition-editor"]', { timeout: 10000 });
```
### **4. 500 Error Prevention** ✅
**Problem**: 500 errors when manually opening compositions
**Solution**: Added proper JSON structure validation matching API reference
```javascript
// Structure validation before save
if (!compositionData.structure || compositionData.structure.length === 0) {
throw new Error('Composition structure is empty or invalid');
}
// Validate each widget
compositionData.structure.forEach((widget, index) => {
if (!widget.id || !widget.type) {
throw new Error(`Widget at index ${index} missing required id or type`);
}
});
```
### **5. Enhanced Error Recovery** ✅
**Problem**: Claude Desktop abandoning workflow on tool errors
**Solution**: All tools now return proper error responses instead of throwing
---
## 🧪 **Testing Recommendations**
### **Test the Fixed System**
1. **Run the JIT workflow** with a simple lesson prompt
2. **Check format_for_composer** - should handle errors gracefully
3. **Verify composition naming** - should appear with proper title in Composer UI
4. **Test browser automation** - should launch browser and navigate to editor
5. **Validate 500 error prevention** - compositions should load without errors
### **Error Scenarios to Test**
- Invalid lesson data structure
- Missing metadata fields
- Empty widget arrays
- Network failures during save
- Browser automation failures
---
## 📊 **Expected Improvements**
| Issue | Before | After |
|-------|--------|-------|
| **format_for_composer errors** | Workflow abandonment | Graceful error handling |
| **Composition naming** | No title in UI | Proper title display |
| **Browser automation** | No browser launch | Functional navigation |
| **500 errors** | Composition loading failures | Proper structure validation |
| **Error recovery** | Tool failures crash workflow | Workflow continues with errors |
---
## 🔄 **Workflow Improvements**
### **Enhanced JIT Workflow**
1. **get_smart_guidance** - ✅ Working
2. **analyze_content_for_widgets** - ✅ Working
3. **get_widget_requirements** - ✅ Working
4. **validate_lesson_data** - ✅ Working
5. **format_for_composer** - ✅ **FIXED** - Enhanced error handling
6. **save_composition_direct_api** - ✅ **FIXED** - Proper naming and validation
7. **open_composition_editor** - ✅ **FIXED** - Browser automation restored
### **Error Handling Chain**
- Tools return structured error responses
- Claude Desktop receives proper error information
- Workflow can continue with alternative approaches
- User gets clear feedback on what went wrong
---
## 🎯 **Key Benefits**
### **For Users**
- **Reliable Workflow**: No more workflow abandonment on errors
- **Proper Naming**: Compositions appear with correct titles
- **Browser Integration**: Automatic editor navigation works
- **Error Visibility**: Clear error messages for troubleshooting
### **For Developers**
- **Structured Errors**: Consistent error response format
- **Validation**: Pre-save structure validation prevents 500 errors
- **Debugging**: Enhanced logging for troubleshooting
- **Maintainability**: Clear error handling patterns
---
## 🚀 **Next Steps**
1. **Test the updated system** with the fixes applied
2. **Monitor for remaining edge cases** during testing
3. **Validate composition loading** in the Composer UI
4. **Confirm browser automation** works correctly
5. **Report any remaining issues** for further refinement
---
## 📁 **Files Modified**
- **`/dist/direct-api-server-v1.0.0.js`** - All fixes applied
- **`/DIRECT-API-FIXES.md`** - This documentation (new)
---
## 🔮 **Monitoring Points**
Watch for these indicators of successful fixes:
- ✅ **format_for_composer** errors don't crash workflow
- ✅ **Compositions** appear with proper names in UI
- ✅ **Browser** launches and navigates to editor
- ✅ **No 500 errors** when opening compositions
- ✅ **Error messages** are clear and actionable
---
**Status**: ✅ **READY FOR TESTING**
**Confidence Level**: High - All identified issues addressed
**Backward Compatibility**: v5.1.0 browser automation system unchanged