Initial commit - production deployment
This commit is contained in:
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services/suppliers/app/models/performance.py
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392
services/suppliers/app/models/performance.py
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# ================================================================
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# services/suppliers/app/models/performance.py
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# ================================================================
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"""
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Supplier Performance Tracking and Alert Models for Suppliers Service
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Comprehensive supplier performance metrics, KPIs, and alert management
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"""
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from sqlalchemy import Column, String, DateTime, Float, Integer, Text, Index, Boolean, Numeric, ForeignKey, Enum as SQLEnum
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from sqlalchemy.dialects.postgresql import UUID, JSONB
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from sqlalchemy.orm import relationship
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import uuid
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import enum
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from datetime import datetime, timezone
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from typing import Dict, Any, Optional, List
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from decimal import Decimal
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from shared.database.base import Base
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class AlertSeverity(enum.Enum):
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"""Alert severity levels"""
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CRITICAL = "critical"
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HIGH = "high"
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MEDIUM = "medium"
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LOW = "low"
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INFO = "info"
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class AlertType(enum.Enum):
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"""Types of supplier alerts"""
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POOR_QUALITY = "poor_quality"
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LATE_DELIVERY = "late_delivery"
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PRICE_INCREASE = "price_increase"
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LOW_PERFORMANCE = "low_performance"
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CONTRACT_EXPIRY = "contract_expiry"
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COMPLIANCE_ISSUE = "compliance_issue"
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FINANCIAL_RISK = "financial_risk"
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COMMUNICATION_ISSUE = "communication_issue"
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CAPACITY_CONSTRAINT = "capacity_constraint"
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CERTIFICATION_EXPIRY = "certification_expiry"
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class AlertStatus(enum.Enum):
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"""Alert processing status"""
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ACTIVE = "active"
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ACKNOWLEDGED = "acknowledged"
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IN_PROGRESS = "in_progress"
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RESOLVED = "resolved"
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DISMISSED = "dismissed"
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class PerformanceMetricType(enum.Enum):
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"""Types of performance metrics"""
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DELIVERY_PERFORMANCE = "delivery_performance"
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QUALITY_SCORE = "quality_score"
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PRICE_COMPETITIVENESS = "price_competitiveness"
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COMMUNICATION_RATING = "communication_rating"
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ORDER_ACCURACY = "order_accuracy"
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RESPONSE_TIME = "response_time"
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COMPLIANCE_SCORE = "compliance_score"
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FINANCIAL_STABILITY = "financial_stability"
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class PerformancePeriod(enum.Enum):
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"""Performance measurement periods"""
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DAILY = "daily"
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WEEKLY = "weekly"
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MONTHLY = "monthly"
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QUARTERLY = "quarterly"
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YEARLY = "yearly"
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class SupplierPerformanceMetric(Base):
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"""Supplier performance metrics tracking"""
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__tablename__ = "supplier_performance_metrics"
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id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
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tenant_id = Column(UUID(as_uuid=True), nullable=False, index=True)
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supplier_id = Column(UUID(as_uuid=True), ForeignKey('suppliers.id'), nullable=False, index=True)
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# Metric details
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metric_type = Column(SQLEnum(PerformanceMetricType), nullable=False, index=True)
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period = Column(SQLEnum(PerformancePeriod), nullable=False, index=True)
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period_start = Column(DateTime(timezone=True), nullable=False, index=True)
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period_end = Column(DateTime(timezone=True), nullable=False, index=True)
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# Performance values
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metric_value = Column(Float, nullable=False) # Main metric value (0-100 scale)
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target_value = Column(Float, nullable=True) # Target/benchmark value
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previous_value = Column(Float, nullable=True) # Previous period value for comparison
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# Supporting data
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total_orders = Column(Integer, nullable=False, default=0)
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total_deliveries = Column(Integer, nullable=False, default=0)
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on_time_deliveries = Column(Integer, nullable=False, default=0)
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late_deliveries = Column(Integer, nullable=False, default=0)
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quality_issues = Column(Integer, nullable=False, default=0)
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total_amount = Column(Numeric(12, 2), nullable=False, default=0.0)
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# Detailed metrics breakdown
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metrics_data = Column(JSONB, nullable=True) # Detailed breakdown of calculations
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# Performance trends
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trend_direction = Column(String(20), nullable=True) # improving, declining, stable
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trend_percentage = Column(Float, nullable=True) # % change from previous period
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# Contextual information
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notes = Column(Text, nullable=True)
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external_factors = Column(JSONB, nullable=True) # External factors affecting performance
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# Audit fields
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calculated_at = Column(DateTime(timezone=True), default=lambda: datetime.now(timezone.utc))
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calculated_by = Column(UUID(as_uuid=True), nullable=True) # System or user ID
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# Relationships
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supplier = relationship("Supplier")
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# Indexes
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__table_args__ = (
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Index('ix_performance_metrics_tenant_supplier', 'tenant_id', 'supplier_id'),
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Index('ix_performance_metrics_type_period', 'metric_type', 'period'),
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Index('ix_performance_metrics_period_dates', 'period_start', 'period_end'),
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Index('ix_performance_metrics_value', 'metric_value'),
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)
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class SupplierAlert(Base):
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"""Supplier-related alerts and notifications"""
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__tablename__ = "supplier_alerts"
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id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
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tenant_id = Column(UUID(as_uuid=True), nullable=False, index=True)
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supplier_id = Column(UUID(as_uuid=True), ForeignKey('suppliers.id'), nullable=False, index=True)
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# Alert classification
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alert_type = Column(SQLEnum(AlertType), nullable=False, index=True)
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severity = Column(SQLEnum(AlertSeverity), nullable=False, index=True)
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status = Column(SQLEnum(AlertStatus), nullable=False, default=AlertStatus.ACTIVE, index=True)
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# Alert content
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title = Column(String(255), nullable=False)
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message = Column(Text, nullable=False)
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description = Column(Text, nullable=True)
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# Alert triggers and context
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trigger_value = Column(Float, nullable=True) # The value that triggered the alert
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threshold_value = Column(Float, nullable=True) # The threshold that was exceeded
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metric_type = Column(SQLEnum(PerformanceMetricType), nullable=True, index=True)
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# Related entities
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purchase_order_id = Column(UUID(as_uuid=True), nullable=True, index=True)
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delivery_id = Column(UUID(as_uuid=True), nullable=True, index=True)
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performance_metric_id = Column(UUID(as_uuid=True), ForeignKey('supplier_performance_metrics.id'), nullable=True)
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# Alert lifecycle
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triggered_at = Column(DateTime(timezone=True), nullable=False, default=lambda: datetime.now(timezone.utc))
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acknowledged_at = Column(DateTime(timezone=True), nullable=True)
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acknowledged_by = Column(UUID(as_uuid=True), nullable=True)
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resolved_at = Column(DateTime(timezone=True), nullable=True)
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resolved_by = Column(UUID(as_uuid=True), nullable=True)
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# Actions and resolution
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recommended_actions = Column(JSONB, nullable=True) # Suggested actions
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actions_taken = Column(JSONB, nullable=True) # Actions that were taken
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resolution_notes = Column(Text, nullable=True)
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# Auto-resolution
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auto_resolve = Column(Boolean, nullable=False, default=False)
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auto_resolve_condition = Column(JSONB, nullable=True) # Conditions for auto-resolution
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# Escalation
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escalated = Column(Boolean, nullable=False, default=False)
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escalated_at = Column(DateTime(timezone=True), nullable=True)
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escalated_to = Column(UUID(as_uuid=True), nullable=True) # User/role escalated to
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# Notification tracking
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notification_sent = Column(Boolean, nullable=False, default=False)
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notification_sent_at = Column(DateTime(timezone=True), nullable=True)
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notification_recipients = Column(JSONB, nullable=True) # List of recipients
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# Additional metadata
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priority_score = Column(Integer, nullable=False, default=50) # 1-100 priority scoring
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business_impact = Column(String(50), nullable=True) # high, medium, low impact
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tags = Column(JSONB, nullable=True) # Categorization tags
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# Audit fields
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created_at = Column(DateTime(timezone=True), default=lambda: datetime.now(timezone.utc))
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updated_at = Column(DateTime(timezone=True), default=lambda: datetime.now(timezone.utc), onupdate=lambda: datetime.now(timezone.utc))
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created_by = Column(UUID(as_uuid=True), nullable=True)
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# Relationships
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supplier = relationship("Supplier")
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performance_metric = relationship("SupplierPerformanceMetric")
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# Indexes
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__table_args__ = (
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Index('ix_supplier_alerts_tenant_supplier', 'tenant_id', 'supplier_id'),
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Index('ix_supplier_alerts_type_severity', 'alert_type', 'severity'),
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Index('ix_supplier_alerts_status_triggered', 'status', 'triggered_at'),
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Index('ix_supplier_alerts_metric_type', 'metric_type'),
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Index('ix_supplier_alerts_priority', 'priority_score'),
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)
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class SupplierScorecard(Base):
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"""Comprehensive supplier scorecards for performance evaluation"""
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__tablename__ = "supplier_scorecards"
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id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
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tenant_id = Column(UUID(as_uuid=True), nullable=False, index=True)
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supplier_id = Column(UUID(as_uuid=True), ForeignKey('suppliers.id'), nullable=False, index=True)
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# Scorecard details
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scorecard_name = Column(String(255), nullable=False)
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period = Column(SQLEnum(PerformancePeriod), nullable=False, index=True)
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period_start = Column(DateTime(timezone=True), nullable=False, index=True)
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period_end = Column(DateTime(timezone=True), nullable=False, index=True)
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# Overall performance scores
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overall_score = Column(Float, nullable=False) # Weighted overall score (0-100)
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quality_score = Column(Float, nullable=False) # Quality performance (0-100)
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delivery_score = Column(Float, nullable=False) # Delivery performance (0-100)
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cost_score = Column(Float, nullable=False) # Cost competitiveness (0-100)
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service_score = Column(Float, nullable=False) # Service quality (0-100)
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# Performance rankings
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overall_rank = Column(Integer, nullable=True) # Rank among all suppliers
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category_rank = Column(Integer, nullable=True) # Rank within supplier category
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total_suppliers_evaluated = Column(Integer, nullable=True)
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# Detailed performance breakdown
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on_time_delivery_rate = Column(Float, nullable=False) # % of on-time deliveries
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quality_rejection_rate = Column(Float, nullable=False) # % of quality rejections
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order_accuracy_rate = Column(Float, nullable=False) # % of accurate orders
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response_time_hours = Column(Float, nullable=False) # Average response time
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cost_variance_percentage = Column(Float, nullable=False) # Cost variance from budget
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# Business metrics
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total_orders_processed = Column(Integer, nullable=False, default=0)
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total_amount_processed = Column(Numeric(12, 2), nullable=False, default=0.0)
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average_order_value = Column(Numeric(10, 2), nullable=False, default=0.0)
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cost_savings_achieved = Column(Numeric(10, 2), nullable=False, default=0.0)
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# Performance trends
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score_trend = Column(String(20), nullable=True) # improving, declining, stable
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score_change_percentage = Column(Float, nullable=True) # % change from previous period
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# Recommendations and actions
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strengths = Column(JSONB, nullable=True) # List of strengths
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improvement_areas = Column(JSONB, nullable=True) # Areas for improvement
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recommended_actions = Column(JSONB, nullable=True) # Recommended actions
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# Scorecard status
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is_final = Column(Boolean, nullable=False, default=False)
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approved_by = Column(UUID(as_uuid=True), nullable=True)
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approved_at = Column(DateTime(timezone=True), nullable=True)
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# Additional information
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notes = Column(Text, nullable=True)
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attachments = Column(JSONB, nullable=True) # Supporting documents
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# Audit fields
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generated_at = Column(DateTime(timezone=True), default=lambda: datetime.now(timezone.utc))
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generated_by = Column(UUID(as_uuid=True), nullable=False)
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# Relationships
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supplier = relationship("Supplier")
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# Indexes
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__table_args__ = (
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Index('ix_scorecards_tenant_supplier', 'tenant_id', 'supplier_id'),
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Index('ix_scorecards_period_dates', 'period_start', 'period_end'),
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Index('ix_scorecards_overall_score', 'overall_score'),
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Index('ix_scorecards_period', 'period'),
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Index('ix_scorecards_final', 'is_final'),
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)
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class SupplierBenchmark(Base):
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"""Supplier performance benchmarks and industry standards"""
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__tablename__ = "supplier_benchmarks"
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id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
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tenant_id = Column(UUID(as_uuid=True), nullable=False, index=True)
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# Benchmark details
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benchmark_name = Column(String(255), nullable=False)
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benchmark_type = Column(String(50), nullable=False, index=True) # industry, internal, custom
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supplier_category = Column(String(100), nullable=True, index=True) # Target supplier category
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# Metric thresholds
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metric_type = Column(SQLEnum(PerformanceMetricType), nullable=False, index=True)
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excellent_threshold = Column(Float, nullable=False) # Excellent performance threshold
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good_threshold = Column(Float, nullable=False) # Good performance threshold
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acceptable_threshold = Column(Float, nullable=False) # Acceptable performance threshold
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poor_threshold = Column(Float, nullable=False) # Poor performance threshold
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# Benchmark context
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data_source = Column(String(255), nullable=True) # Source of benchmark data
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sample_size = Column(Integer, nullable=True) # Sample size for benchmark
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confidence_level = Column(Float, nullable=True) # Statistical confidence level
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# Validity and updates
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effective_date = Column(DateTime(timezone=True), nullable=False, default=lambda: datetime.now(timezone.utc))
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expiry_date = Column(DateTime(timezone=True), nullable=True)
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is_active = Column(Boolean, nullable=False, default=True)
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# Additional information
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description = Column(Text, nullable=True)
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methodology = Column(Text, nullable=True)
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notes = Column(Text, nullable=True)
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# Audit fields
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created_at = Column(DateTime(timezone=True), default=lambda: datetime.now(timezone.utc))
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updated_at = Column(DateTime(timezone=True), default=lambda: datetime.now(timezone.utc), onupdate=lambda: datetime.now(timezone.utc))
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created_by = Column(UUID(as_uuid=True), nullable=False)
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# Indexes
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__table_args__ = (
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Index('ix_benchmarks_tenant_type', 'tenant_id', 'benchmark_type'),
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Index('ix_benchmarks_metric_type', 'metric_type'),
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Index('ix_benchmarks_category', 'supplier_category'),
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Index('ix_benchmarks_active', 'is_active'),
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)
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class AlertRule(Base):
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"""Configurable alert rules for supplier performance monitoring"""
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__tablename__ = "alert_rules"
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id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
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tenant_id = Column(UUID(as_uuid=True), nullable=False, index=True)
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# Rule identification
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rule_name = Column(String(255), nullable=False)
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rule_description = Column(Text, nullable=True)
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is_active = Column(Boolean, nullable=False, default=True)
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# Alert configuration
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alert_type = Column(SQLEnum(AlertType), nullable=False, index=True)
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severity = Column(SQLEnum(AlertSeverity), nullable=False)
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metric_type = Column(SQLEnum(PerformanceMetricType), nullable=True, index=True)
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# Trigger conditions
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trigger_condition = Column(String(50), nullable=False) # greater_than, less_than, equals, etc.
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threshold_value = Column(Float, nullable=False)
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consecutive_violations = Column(Integer, nullable=False, default=1) # How many consecutive violations before alert
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# Scope and filters
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supplier_categories = Column(JSONB, nullable=True) # Which supplier categories this applies to
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supplier_ids = Column(JSONB, nullable=True) # Specific suppliers (if applicable)
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exclude_suppliers = Column(JSONB, nullable=True) # Suppliers to exclude
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# Time constraints
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evaluation_period = Column(SQLEnum(PerformancePeriod), nullable=False)
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time_window_hours = Column(Integer, nullable=True) # Time window for evaluation
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business_hours_only = Column(Boolean, nullable=False, default=False)
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# Auto-resolution
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auto_resolve = Column(Boolean, nullable=False, default=False)
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auto_resolve_threshold = Column(Float, nullable=True) # Value at which alert auto-resolves
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auto_resolve_duration_hours = Column(Integer, nullable=True) # How long condition must be met
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# Notification settings
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notification_enabled = Column(Boolean, nullable=False, default=True)
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notification_recipients = Column(JSONB, nullable=True) # List of recipients
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escalation_minutes = Column(Integer, nullable=True) # Minutes before escalation
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escalation_recipients = Column(JSONB, nullable=True) # Escalation recipients
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# Action triggers
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recommended_actions = Column(JSONB, nullable=True) # Actions to recommend
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auto_actions = Column(JSONB, nullable=True) # Actions to automatically trigger
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# Rule metadata
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priority = Column(Integer, nullable=False, default=50) # Rule priority (1-100)
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tags = Column(JSONB, nullable=True) # Classification tags
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# Audit fields
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created_at = Column(DateTime(timezone=True), default=lambda: datetime.now(timezone.utc))
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updated_at = Column(DateTime(timezone=True), default=lambda: datetime.now(timezone.utc), onupdate=lambda: datetime.now(timezone.utc))
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created_by = Column(UUID(as_uuid=True), nullable=False)
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last_triggered = Column(DateTime(timezone=True), nullable=True)
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trigger_count = Column(Integer, nullable=False, default=0)
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# Indexes
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__table_args__ = (
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Index('ix_alert_rules_tenant_active', 'tenant_id', 'is_active'),
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Index('ix_alert_rules_type_severity', 'alert_type', 'severity'),
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Index('ix_alert_rules_metric_type', 'metric_type'),
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Index('ix_alert_rules_priority', 'priority'),
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)
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