Implement Phase 4: AI-Powered Feedback Analysis (User Story 2)

Implement automatic AI analysis of feedback submissions using Claude API,
including language detection, categorization, summarization, and translation
to product owner's preferred language.

Tasks Completed (T065-T092):
- T065-T069: Unit tests for AI analyzer (5 tests)
- T070: Integration test for full AI analysis workflow
- T071: Created AIAnalyzer abstract base class interface
- T072: Added AnalysisResult dataclass to feedback model
- T073: Implemented ClaudeAnalyzer with Anthropic SDK
- T074: Integrated Claude API with 45s timeout
- T075: Designed single-call analysis prompt
- T076: Language detection implementation
- T077: Category extraction with validation
- T078: Summary generation (1-2 sentences)
- T079: Translation extraction
- T080: Timeout handling for Claude API
- T081: API error handling with proper exceptions
- T082: Analysis storage to analysis.md file
- T083: Formatted markdown output for analysis
- T084: Background analysis trigger on submission
- T085: Non-blocking async analysis via threading
- T086: Status update to 'analyzing' before analysis
- T087: Status update to 'analyzed' on success
- T088: Status update to 'analysis_failed' on error
- T089: Metadata update with category and language
- T090: Environment configuration for ANTHROPIC_API_KEY
- T091: Verification that original content.txt preserved (FR-016)
- T092: Verification that images not analyzed via OCR (FR-021)

Features:
- Abstract AIAnalyzer interface for multiple AI providers
- ClaudeAnalyzer implementation using Anthropic API
- Background threading for non-blocking analysis
- Flask app context management in background threads
- Comprehensive error handling and status tracking
- Original content preservation (FR-016 compliance)
- Image storage without OCR (FR-021 compliance)

Testing:
- 5 unit tests for AI analyzer components
- 2 integration tests for full analysis workflow
- All 46 tests passing (1 skipped)
- Mock-based testing to avoid API calls

Files Changed:
- app/models/feedback.py: Added AnalysisResult dataclass
- app/routes/submission.py: Background analysis integration
- app/services/ai_analyzer.py: NEW - AI analysis service
- app/services/feedback_storage.py: Analysis storage methods
- tests/unit/test_ai_analyzer.py: NEW - Unit tests (5 tests)
- tests/integration/test_ai_analysis_flow.py: NEW - Integration tests (2 tests)
- tests/integration/test_feedback_submission_flow.py: Threading mock added

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
This commit is contained in:
2025-10-16 21:14:10 +02:00
co-authored by Claude
parent adbfd23c26
commit 1bb117fd98
7 changed files with 776 additions and 7 deletions
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"""Integration test for AI-powered feedback analysis flow"""
import pytest
import os
import yaml
from unittest.mock import Mock, patch
@pytest.fixture
def test_product_for_analysis(app):
"""Create a test product for analysis testing"""
with app.app_context():
# Create test product directory and config
product_dir = os.path.join(app.config['DATA_DIR'], 'products', 'analysis-test-product')
os.makedirs(product_dir, exist_ok=True)
# Create product config
config_file = os.path.join(product_dir, 'config.yaml')
config_data = {
'product_id': 'analysis-test-product',
'name': 'Analysis Test Product',
'submission_url_slug': 'analysis-test',
'owner_language': 'en',
'assigned_owner_ids': ['usr_0001'],
'status': 'active'
}
with open(config_file, 'w') as f:
yaml.dump(config_data, f)
yield 'analysis-test-product'
@pytest.mark.integration
def test_full_ai_analysis_flow(client, app, test_product_for_analysis):
"""T070: Integration test for full AI analysis flow
Test the complete AI analysis workflow:
1. User submits feedback in German
2. System saves feedback to filesystem
3. Background analysis task is triggered
4. AI analyzes feedback (category, summary, translation)
5. Analysis.md is created with results
6. Metadata is updated with status and language
7. Original content.txt is preserved
"""
# Mock the Claude API response
mock_api_response = Mock()
mock_api_response.content = [Mock(text="""
# Feedback Analysis
**Category**: bug
**Original Language**: de
**Summary**: User reports that the login button is not working on mobile devices
**Translation**: The login button on mobile devices does not respond when I click it. I tried multiple times but nothing happens.
""")]
# Patch the AI analyzer to use mock response
with patch('app.services.ai_analyzer.anthropic.Anthropic'):
with patch('app.services.ai_analyzer.ClaudeAnalyzer._call_claude_api', return_value=mock_api_response):
with patch('os.getenv', return_value='test-api-key'):
# Step 1-2: Submit feedback in German
feedback_text = "Der Login-Button auf mobilen Geräten reagiert nicht, wenn ich darauf klicke. Ich habe es mehrmals versucht, aber es passiert nichts."
data = {
'feedback_text': feedback_text
}
# Also mock the background threading to run synchronously in tests
with patch('app.routes.submission.threading.Thread') as mock_thread:
# Make the thread run immediately in the test with proper args
def run_sync():
target = mock_thread.call_args[1]['target']
args = mock_thread.call_args[1]['args']
# Call with app context - first arg is app instance
with args[0].app_context():
target(*args)
mock_thread.return_value.start.side_effect = run_sync
response = client.post('/submit/analysis-test',
data=data,
follow_redirects=True)
assert response.status_code == 200
# Step 6-7: Verify feedback was saved and analyzed
with app.app_context():
data_dir = app.config['DATA_DIR']
products_dir = os.path.join(data_dir, 'products', 'analysis-test-product', 'feedback')
# Find the created feedback directory
feedback_dirs = [d for d in os.listdir(products_dir)
if os.path.isdir(os.path.join(products_dir, d))]
assert len(feedback_dirs) > 0, "No feedback directory was created"
feedback_dir = os.path.join(products_dir, feedback_dirs[0])
# Verify original content.txt is preserved (FR-016)
content_file = os.path.join(feedback_dir, 'content.txt')
assert os.path.exists(content_file)
with open(content_file, 'r', encoding='utf-8') as f:
saved_content = f.read()
assert feedback_text in saved_content, "Original content not preserved"
# Verify analysis.md was created
analysis_file = os.path.join(feedback_dir, 'analysis.md')
assert os.path.exists(analysis_file), "Analysis file not created"
with open(analysis_file, 'r', encoding='utf-8') as f:
analysis_content = f.read()
# Verify analysis contains expected sections
assert '# Feedback Analysis' in analysis_content
assert 'Category' in analysis_content
assert 'bug' in analysis_content
assert 'Original Language' in analysis_content
assert 'de' in analysis_content
assert 'Summary' in analysis_content
assert 'Translation' in analysis_content
# Verify metadata was updated
metadata_file = os.path.join(feedback_dir, 'metadata.yaml')
assert os.path.exists(metadata_file)
with open(metadata_file, 'r') as f:
metadata = yaml.safe_load(f)
# Status should be 'analyzed' after successful analysis
assert metadata['status'] in ['analyzed', 'analyzing']
# Original language should be detected and stored
assert metadata.get('original_language') == 'de'
# Category should be stored
assert metadata.get('category') == 'bug'
@pytest.mark.integration
def test_analysis_preserves_images(client, app, test_product_for_analysis):
"""Integration test: Verify images are stored but not analyzed via OCR (FR-021)
Per FR-021, images should be stored as attachments but not processed for OCR.
Only text content should be analyzed.
"""
import io
feedback_text = "Screenshot of the error"
data = {
'feedback_text': feedback_text,
'files': [
(io.BytesIO(b'PNG fake image data'), 'screenshot.png')
]
}
# Mock AI to ensure it only receives text, not image data
mock_api_response = Mock()
mock_api_response.content = [Mock(text="""
# Feedback Analysis
**Category**: bug
**Original Language**: en
**Summary**: User provided screenshot of error
**Translation**: (same as original)
""")]
with patch('app.services.ai_analyzer.anthropic.Anthropic'):
with patch('app.services.ai_analyzer.ClaudeAnalyzer._call_claude_api', return_value=mock_api_response) as mock_call:
with patch('os.getenv', return_value='test-api-key'):
with patch('app.routes.submission.threading.Thread') as mock_thread:
# Make the thread run immediately in the test with proper args
def run_sync():
target = mock_thread.call_args[1]['target']
args = mock_thread.call_args[1]['args']
# Call with app context - first arg is app instance
with args[0].app_context():
target(*args)
mock_thread.return_value.start.side_effect = run_sync
response = client.post('/submit/analysis-test',
data=data,
content_type='multipart/form-data',
follow_redirects=True)
assert response.status_code == 200
# Verify AI was called with text only, not image data
if mock_call.called:
call_args = str(mock_call.call_args)
# Should contain text feedback
assert 'Screenshot of the error' in call_args or 'screenshot' in call_args.lower()
# Should NOT contain image binary data
assert b'PNG' not in call_args.encode() if isinstance(call_args, str) else b'PNG' not in call_args
# Verify image was stored as attachment
with app.app_context():
data_dir = app.config['DATA_DIR']
products_dir = os.path.join(data_dir, 'products', 'analysis-test-product', 'feedback')
feedback_dirs = [d for d in os.listdir(products_dir)
if os.path.isdir(os.path.join(products_dir, d))]
feedback_dir = os.path.join(products_dir, feedback_dirs[0])
attachments_dir = os.path.join(feedback_dir, 'attachments')
assert os.path.exists(attachments_dir)
assert 'screenshot.png' in os.listdir(attachments_dir)
@@ -3,6 +3,7 @@ import pytest
import io
import os
import yaml
from unittest.mock import patch
@pytest.fixture
@@ -60,10 +61,12 @@ def test_complete_feedback_submission_flow(client, app, test_product):
]
}
response = client.post('/submit/test-product',
data=data,
content_type='multipart/form-data',
follow_redirects=True)
# Mock threading to prevent background analysis (keep original Phase 3 behavior)
with patch('app.routes.submission.threading.Thread'):
response = client.post('/submit/test-product',
data=data,
content_type='multipart/form-data',
follow_redirects=True)
# Step 7: Verify success confirmation
assert response.status_code == 200
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"""Unit tests for AI analyzer"""
import pytest
from unittest.mock import Mock, patch, MagicMock
from app.services.ai_analyzer import AIAnalyzer, ClaudeAnalyzer
from app.models.feedback import AnalysisResult
@pytest.mark.unit
def test_ai_analyzer_interface():
"""T065: Unit test for AIAnalyzer interface
Verify that AIAnalyzer is an abstract base class
that cannot be instantiated directly
"""
with pytest.raises(TypeError):
# Should not be able to instantiate abstract base class
AIAnalyzer()
@pytest.mark.unit
def test_claude_analyzer_categorization(app):
"""T066: Unit test for ClaudeAnalyzer categorization
Verify that ClaudeAnalyzer correctly extracts category from AI response
"""
with app.app_context():
# Mock the Anthropic client to avoid initialization issues
with patch('app.services.ai_analyzer.anthropic.Anthropic'):
analyzer = ClaudeAnalyzer(api_key='test-key')
# Mock AI response with category
mock_response = Mock()
mock_response.content = [Mock(text="""
# Feedback Analysis
**Category**: bug
**Original Language**: en
**Summary**: User reports login issue
**Translation**: (same as original)
""")]
with patch.object(analyzer, '_call_claude_api', return_value=mock_response):
result = analyzer.analyze_feedback(
feedback_text="Login button doesn't work",
target_language='en',
product_id='test-product'
)
assert result.category == 'bug'
@pytest.mark.unit
def test_claude_analyzer_translation(app):
"""T067: Unit test for ClaudeAnalyzer translation
Verify that ClaudeAnalyzer correctly translates feedback
"""
with app.app_context():
# Mock the Anthropic client to avoid initialization issues
with patch('app.services.ai_analyzer.anthropic.Anthropic'):
analyzer = ClaudeAnalyzer(api_key='test-key')
# Mock AI response with translation
mock_response = Mock()
mock_response.content = [Mock(text="""
# Feedback Analysis
**Category**: feature_request
**Original Language**: de
**Summary**: User wants dark mode
**Translation**: I would like to have a dark mode for the application
""")]
with patch.object(analyzer, '_call_claude_api', return_value=mock_response):
result = analyzer.analyze_feedback(
feedback_text="Ich hätte gerne einen Dark Mode für die Anwendung",
target_language='en',
product_id='test-product'
)
assert result.translation == 'I would like to have a dark mode for the application'
assert result.original_language == 'de'
@pytest.mark.unit
def test_claude_analyzer_summary_generation(app):
"""T068: Unit test for ClaudeAnalyzer summary generation
Verify that ClaudeAnalyzer generates concise summaries
"""
with app.app_context():
# Mock the Anthropic client to avoid initialization issues
with patch('app.services.ai_analyzer.anthropic.Anthropic'):
analyzer = ClaudeAnalyzer(api_key='test-key')
# Mock AI response with summary
mock_response = Mock()
mock_response.content = [Mock(text="""
# Feedback Analysis
**Category**: complaint
**Original Language**: en
**Summary**: User experienced slow page load times during peak hours
**Translation**: (same as original)
""")]
with patch.object(analyzer, '_call_claude_api', return_value=mock_response):
long_feedback = """
I've been using your service for three months now, and I have to say
I'm quite disappointed with the performance during peak hours. Yesterday
evening around 8 PM, I tried to load the dashboard multiple times and
each time it took over 30 seconds. This is unacceptable for a paid service.
"""
result = analyzer.analyze_feedback(
feedback_text=long_feedback,
target_language='en',
product_id='test-product'
)
assert result.summary == 'User experienced slow page load times during peak hours'
assert len(result.summary) < len(long_feedback)
@pytest.mark.unit
def test_analysis_error_handling(app):
"""T069: Unit test for analysis error handling
Verify that ClaudeAnalyzer handles API errors gracefully
"""
with app.app_context():
# Mock the Anthropic client to avoid initialization issues
with patch('app.services.ai_analyzer.anthropic.Anthropic'):
analyzer = ClaudeAnalyzer(api_key='test-key')
# Test API timeout
with patch.object(analyzer, '_call_claude_api', side_effect=TimeoutError("API timeout")):
with pytest.raises(Exception) as exc_info:
analyzer.analyze_feedback(
feedback_text="Test feedback",
target_language='en',
product_id='test-product'
)
assert "timeout" in str(exc_info.value).lower() or "API" in str(exc_info.value)
# Test API error
with patch.object(analyzer, '_call_claude_api', side_effect=Exception("API Error")):
with pytest.raises(Exception):
analyzer.analyze_feedback(
feedback_text="Test feedback",
target_language='en',
product_id='test-product'
)