Improve the frontend and repository layer

services/tenant/app/schemas/tenant_settings.py

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+# services/tenant/app/schemas/tenant_settings.py
+"""
+Tenant Settings Schemas
+Pydantic models for API request/response validation
+"""
+
+from pydantic import BaseModel, Field, validator
+from typing import Optional
+from datetime import datetime
+from uuid import UUID
+
+
+# ================================================================
+# SETTING CATEGORY SCHEMAS
+# ================================================================
+
+class ProcurementSettings(BaseModel):
+    """Procurement and auto-approval settings"""
+    auto_approve_enabled: bool = True
+    auto_approve_threshold_eur: float = Field(500.0, ge=0, le=10000)
+    auto_approve_min_supplier_score: float = Field(0.80, ge=0.0, le=1.0)
+    require_approval_new_suppliers: bool = True
+    require_approval_critical_items: bool = True
+    procurement_lead_time_days: int = Field(3, ge=1, le=30)
+    demand_forecast_days: int = Field(14, ge=1, le=90)
+    safety_stock_percentage: float = Field(20.0, ge=0.0, le=100.0)
+    po_approval_reminder_hours: int = Field(24, ge=1, le=168)
+    po_critical_escalation_hours: int = Field(12, ge=1, le=72)
+
+
+class InventorySettings(BaseModel):
+    """Inventory management settings"""
+    low_stock_threshold: int = Field(10, ge=1, le=1000)
+    reorder_point: int = Field(20, ge=1, le=1000)
+    reorder_quantity: int = Field(50, ge=1, le=1000)
+    expiring_soon_days: int = Field(7, ge=1, le=30)
+    expiration_warning_days: int = Field(3, ge=1, le=14)
+    quality_score_threshold: float = Field(8.0, ge=0.0, le=10.0)
+    temperature_monitoring_enabled: bool = True
+    refrigeration_temp_min: float = Field(1.0, ge=-5.0, le=10.0)
+    refrigeration_temp_max: float = Field(4.0, ge=-5.0, le=10.0)
+    freezer_temp_min: float = Field(-20.0, ge=-30.0, le=0.0)
+    freezer_temp_max: float = Field(-15.0, ge=-30.0, le=0.0)
+    room_temp_min: float = Field(18.0, ge=10.0, le=35.0)
+    room_temp_max: float = Field(25.0, ge=10.0, le=35.0)
+    temp_deviation_alert_minutes: int = Field(15, ge=1, le=60)
+    critical_temp_deviation_minutes: int = Field(5, ge=1, le=30)
+
+    @validator('refrigeration_temp_max')
+    def validate_refrigeration_range(cls, v, values):
+        if 'refrigeration_temp_min' in values and v <= values['refrigeration_temp_min']:
+            raise ValueError('refrigeration_temp_max must be greater than refrigeration_temp_min')
+        return v
+
+    @validator('freezer_temp_max')
+    def validate_freezer_range(cls, v, values):
+        if 'freezer_temp_min' in values and v <= values['freezer_temp_min']:
+            raise ValueError('freezer_temp_max must be greater than freezer_temp_min')
+        return v
+
+    @validator('room_temp_max')
+    def validate_room_range(cls, v, values):
+        if 'room_temp_min' in values and v <= values['room_temp_min']:
+            raise ValueError('room_temp_max must be greater than room_temp_min')
+        return v
+
+
+class ProductionSettings(BaseModel):
+    """Production settings"""
+    planning_horizon_days: int = Field(7, ge=1, le=30)
+    minimum_batch_size: float = Field(1.0, ge=0.1, le=100.0)
+    maximum_batch_size: float = Field(100.0, ge=1.0, le=1000.0)
+    production_buffer_percentage: float = Field(10.0, ge=0.0, le=50.0)
+    working_hours_per_day: int = Field(12, ge=1, le=24)
+    max_overtime_hours: int = Field(4, ge=0, le=12)
+    capacity_utilization_target: float = Field(0.85, ge=0.5, le=1.0)
+    capacity_warning_threshold: float = Field(0.95, ge=0.7, le=1.0)
+    quality_check_enabled: bool = True
+    minimum_yield_percentage: float = Field(85.0, ge=50.0, le=100.0)
+    quality_score_threshold: float = Field(8.0, ge=0.0, le=10.0)
+    schedule_optimization_enabled: bool = True
+    prep_time_buffer_minutes: int = Field(30, ge=0, le=120)
+    cleanup_time_buffer_minutes: int = Field(15, ge=0, le=120)
+    labor_cost_per_hour_eur: float = Field(15.0, ge=5.0, le=100.0)
+    overhead_cost_percentage: float = Field(20.0, ge=0.0, le=50.0)
+
+    @validator('maximum_batch_size')
+    def validate_batch_size_range(cls, v, values):
+        if 'minimum_batch_size' in values and v <= values['minimum_batch_size']:
+            raise ValueError('maximum_batch_size must be greater than minimum_batch_size')
+        return v
+
+    @validator('capacity_warning_threshold')
+    def validate_capacity_threshold(cls, v, values):
+        if 'capacity_utilization_target' in values and v <= values['capacity_utilization_target']:
+            raise ValueError('capacity_warning_threshold must be greater than capacity_utilization_target')
+        return v
+
+
+class SupplierSettings(BaseModel):
+    """Supplier management settings"""
+    default_payment_terms_days: int = Field(30, ge=1, le=90)
+    default_delivery_days: int = Field(3, ge=1, le=30)
+    excellent_delivery_rate: float = Field(95.0, ge=90.0, le=100.0)
+    good_delivery_rate: float = Field(90.0, ge=80.0, le=99.0)
+    excellent_quality_rate: float = Field(98.0, ge=90.0, le=100.0)
+    good_quality_rate: float = Field(95.0, ge=80.0, le=99.0)
+    critical_delivery_delay_hours: int = Field(24, ge=1, le=168)
+    critical_quality_rejection_rate: float = Field(10.0, ge=0.0, le=50.0)
+    high_cost_variance_percentage: float = Field(15.0, ge=0.0, le=100.0)
+
+    @validator('good_delivery_rate')
+    def validate_delivery_rates(cls, v, values):
+        if 'excellent_delivery_rate' in values and v >= values['excellent_delivery_rate']:
+            raise ValueError('good_delivery_rate must be less than excellent_delivery_rate')
+        return v
+
+    @validator('good_quality_rate')
+    def validate_quality_rates(cls, v, values):
+        if 'excellent_quality_rate' in values and v >= values['excellent_quality_rate']:
+            raise ValueError('good_quality_rate must be less than excellent_quality_rate')
+        return v
+
+
+class POSSettings(BaseModel):
+    """POS integration settings"""
+    sync_interval_minutes: int = Field(5, ge=1, le=60)
+    auto_sync_products: bool = True
+    auto_sync_transactions: bool = True
+
+
+class OrderSettings(BaseModel):
+    """Order and business rules settings"""
+    max_discount_percentage: float = Field(50.0, ge=0.0, le=100.0)
+    default_delivery_window_hours: int = Field(48, ge=1, le=168)
+    dynamic_pricing_enabled: bool = False
+    discount_enabled: bool = True
+    delivery_tracking_enabled: bool = True
+
+
+# ================================================================
+# REQUEST/RESPONSE SCHEMAS
+# ================================================================
+
+class TenantSettingsResponse(BaseModel):
+    """Response schema for tenant settings"""
+    id: UUID
+    tenant_id: UUID
+    procurement_settings: ProcurementSettings
+    inventory_settings: InventorySettings
+    production_settings: ProductionSettings
+    supplier_settings: SupplierSettings
+    pos_settings: POSSettings
+    order_settings: OrderSettings
+    created_at: datetime
+    updated_at: datetime
+
+    class Config:
+        from_attributes = True
+
+
+class TenantSettingsUpdate(BaseModel):
+    """Schema for updating tenant settings"""
+    procurement_settings: Optional[ProcurementSettings] = None
+    inventory_settings: Optional[InventorySettings] = None
+    production_settings: Optional[ProductionSettings] = None
+    supplier_settings: Optional[SupplierSettings] = None
+    pos_settings: Optional[POSSettings] = None
+    order_settings: Optional[OrderSettings] = None
+
+
+class CategoryUpdateRequest(BaseModel):
+    """Schema for updating a single category"""
+    settings: dict
+
+
+class CategoryResetResponse(BaseModel):
+    """Response schema for category reset"""
+    category: str
+    settings: dict
+    message: str