Initial commit: Clean Mold Cost Calculator application
- Flask-based mold cost calculation application - PostgreSQL database with SQLAlchemy ORM - Docker/Podman containerization - Comprehensive documentation in docs/ - Clean, organized codebase without obsolete files - Production-ready deployment configuration - Enhanced pytest configuration with coverage reporting - Master/Development branch structure
This commit is contained in:
Gan, Jimmy
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from ..models import CostFactor
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from .. import db
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import logging
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logger = logging.getLogger(__name__)
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# Single source of truth for default cost factors
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DEFAULT_COST_FACTORS = [
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# Mold Type Factors
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{'category': 'mold', 'name': 'Flat', 'factor_value': 1.0, 'description': 'Standard flat outsole'},
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{'category': 'mold', 'name': 'Flat with Top/Heel Tip', 'factor_value': 1.25, 'description': 'Flat with additional tip features'},
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{'category': 'mold', 'name': 'Top PL', 'factor_value': 1.05, 'description': 'Top part line mold'},
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{'category': 'mold', 'name': 'Visible PL', 'factor_value': 1.28, 'description': 'Visible part line mold'},
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{'category': 'mold', 'name': 'Short PL (Heel/Forefoot)', 'factor_value': 1.18, 'description': 'Short part line for specific areas'},
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{'category': 'mold', 'name': 'Wave PL', 'factor_value': 1.32, 'description': 'Wave pattern part line'},
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{'category': 'mold', 'name': 'Multi-color PL', 'factor_value': 1.35, 'description': 'Multi-color part line mold'},
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{'category': 'mold', 'name': '2 Plates Mold', 'factor_value': 1.0, 'description': 'Standard 2-plate configuration'},
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{'category': 'mold', 'name': '3 Plates Mold', 'factor_value': 1.35, 'description': 'Complex 3-plate configuration'},
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{'category': 'mold', 'name': '2 Plates with in-mold channel', 'factor_value': 1.25, 'description': '2-plate with channel features'},
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{'category': 'mold', 'name': 'Breathable + in-mold channel', 'factor_value': 1.45, 'description': 'Breathable with channel features'},
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{'category': 'mold', 'name': 'Sandal with Upper Bandage', 'factor_value': 1.15, 'description': 'Sandal with bandage features'},
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{'category': 'mold', 'name': '2 Plate without Upper Bandage', 'factor_value': 1.05, 'description': 'Standard 2-plate sandal'},
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{'category': 'mold', 'name': 'Co-shot mold', 'factor_value': 1.25, 'description': 'Multi-material injection'},
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{'category': 'mold', 'name': 'Foaming mold', 'factor_value': 1.4, 'description': 'Foam injection process'},
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# Complexity Factors
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{'category': 'complexity', 'name': 'high_sidewall', 'factor_value': 0.18, 'calculation_formula': 'Base Price × 0.18', 'description': 'Additional cost for high sidewall molds'},
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{'category': 'complexity', 'name': 'slider', 'factor_value': 0.1, 'calculation_formula': 'Base Price × (Number of Sliders × 0.10)', 'description': 'Cost per slider added to mold'},
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{'category': 'complexity', 'name': 'cavity', 'factor_value': 0.12, 'calculation_formula': 'Base Price × ((Number of Cavities - 1) × 0.12)', 'description': 'Cost for additional cavities beyond 1'},
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# Texture Factors
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{'category': 'texture', 'name': 'adidas_digital', 'factor_value': 0.0, 'percentage': '0%', 'description': 'No additional cost for standard adidas texture'},
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{'category': 'texture', 'name': 'customized texture', 'factor_value': 0.15, 'percentage': '15%', 'description': '15% of base price for custom texture'},
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{'category': 'texture', 'name': 'laser', 'factor_value': 0.2, 'percentage': '20%', 'description': '20% of base price for laser texture'},
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# Tax Rates
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{'category': 'tax', 'name': 'China', 'factor_value': 0.06, 'percentage': '6%', 'description': '6% VAT for China'},
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{'category': 'tax', 'name': 'Vietnam', 'factor_value': 0.10, 'percentage': '10%', 'description': '10% VAT for Vietnam'},
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{'category': 'tax', 'name': 'Indonesia', 'factor_value': 0.07, 'percentage': '7%', 'description': '7% VAT for Indonesia'},
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# Base Price
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{'category': 'base', 'name': 'DEFAULT_NET_BASE', 'factor_value': 12.5, 'description': 'Default base price for calculations'}
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]
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def load_cost_factors_from_db():
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"""
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Load cost factors from database and return them in the same format as constants.
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Falls back to hardcoded values if database is not available.
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"""
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try:
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# Get all active cost factors
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factors = CostFactor.query.filter_by(is_active=True).all()
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if not factors:
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logger.warning("No cost factors found in database, using hardcoded defaults")
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return get_default_cost_factors()
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# Build the cost factors structure
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cost_factors = {
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'mold': {},
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'complexity': {},
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'texture': {}
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}
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tax_rates = {}
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default_net_base = 12.5 # Default value
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for factor in factors:
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if factor.category == 'mold':
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cost_factors['mold'][factor.name] = factor.factor_value
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elif factor.category == 'complexity':
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cost_factors['complexity'][factor.name] = factor.factor_value
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elif factor.category == 'texture':
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cost_factors['texture'][factor.name] = factor.factor_value
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elif factor.category == 'tax':
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tax_rates[factor.name] = factor.factor_value
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elif factor.category == 'base':
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default_net_base = factor.factor_value
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logger.info(f"Loaded {len(factors)} cost factors from database")
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return cost_factors, tax_rates, default_net_base
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except Exception as e:
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logger.error(f"Error loading cost factors from database: {str(e)}")
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logger.info("Falling back to hardcoded cost factors")
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return get_default_cost_factors()
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def get_default_cost_factors():
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"""Return hardcoded cost factors as fallback - derived from single source of truth"""
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cost_factors = {
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'mold': {},
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'complexity': {},
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'texture': {}
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}
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tax_rates = {}
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default_net_base = 12.5
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# Build the structure from the single source of truth
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for factor_data in DEFAULT_COST_FACTORS:
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category = factor_data['category']
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name = factor_data['name']
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value = factor_data['factor_value']
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if category == 'mold':
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cost_factors['mold'][name] = value
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elif category == 'complexity':
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cost_factors['complexity'][name] = value
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elif category == 'texture':
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cost_factors['texture'][name] = value
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elif category == 'tax':
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tax_rates[name] = value
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elif category == 'base':
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default_net_base = value
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return cost_factors, tax_rates, default_net_base
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def get_cost_factors():
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"""Get current cost factors (from database or defaults)"""
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return load_cost_factors_from_db()
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def initialize_default_cost_factors():
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"""Initialize the database with default cost factors if none exist"""
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try:
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if CostFactor.query.count() == 0:
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logger.info("Initializing database with default cost factors")
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# Use the single source of truth
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for factor_data in DEFAULT_COST_FACTORS:
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factor = CostFactor(**factor_data)
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db.session.add(factor)
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db.session.commit()
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logger.info(f"Initialized {len(DEFAULT_COST_FACTORS)} default cost factors")
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except Exception as e:
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logger.error(f"Error initializing default cost factors: {str(e)}")
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db.session.rollback()
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raise
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