package contract

import (
	"time"

	"github.com/google/uuid"
)

type StandardHPPRequest struct {
	OrganizationID uuid.UUID  `form:"-"`
	ProductID      *uuid.UUID `form:"product_id,omitempty"`
	CategoryID     *uuid.UUID `form:"category_id,omitempty"`
}

type StandardHPPResponse struct {
	OrganizationID uuid.UUID                   `json:"organization_id"`
	Summary        HPPSummary                  `json:"summary"`
	Products       []StandardHPPProductData    `json:"products"`
	Ingredients    []StandardHPPIngredientData `json:"ingredients,omitempty"`
}

type StandardHPPProductData struct {
	ProductID             uuid.UUID `json:"product_id"`
	ProductName           string    `json:"product_name"`
	ProductSku            string    `json:"product_sku"`
	CategoryID            uuid.UUID `json:"category_id"`
	CategoryName          string    `json:"category_name"`
	SellingPrice          float64   `json:"selling_price"`
	ProductCost           float64   `json:"product_cost"`
	StandardCost          float64   `json:"standard_cost"`
	StandardHPPPercentage float64   `json:"standard_hpp_percentage"`
	HasRecipe             bool      `json:"has_recipe"`
}

type StandardHPPIngredientData struct {
	ProductID       uuid.UUID `json:"product_id"`
	IngredientID    uuid.UUID `json:"ingredient_id"`
	IngredientName  string    `json:"ingredient_name"`
	Quantity        float64   `json:"quantity"`
	UnitName        string    `json:"unit_name"`
	CostPerUnit     float64   `json:"cost_per_unit"`
	WastePercentage float64   `json:"waste_percentage"`
	TotalCost       float64   `json:"total_cost"`
}

type RealHPPRequest struct {
	OrganizationID uuid.UUID  `form:"-"`
	OutletID       *uuid.UUID `form:"outlet_id,omitempty"`
	ProductID      *uuid.UUID `form:"product_id,omitempty"`
	CategoryID     *uuid.UUID `form:"category_id,omitempty"`
	DateFrom       string     `form:"date_from" validate:"required"`
	DateTo         string     `form:"date_to" validate:"required"`
	GroupBy        string     `form:"group_by,default=day" validate:"omitempty,oneof=day hour week month"`
}

type RealHPPResponse struct {
	OrganizationID uuid.UUID               `json:"organization_id"`
	OutletID       *uuid.UUID              `json:"outlet_id,omitempty"`
	DateFrom       time.Time               `json:"date_from"`
	DateTo         time.Time               `json:"date_to"`
	GroupBy        string                  `json:"group_by"`
	Summary        HPPSummary              `json:"summary"`
	Products       []RealHPPProductData    `json:"products"`
	TimeSeries     []RealHPPTimeSeriesData `json:"time_series,omitempty"`
}

type RealHPPProductData struct {
	ProductID         uuid.UUID `json:"product_id"`
	ProductName       string    `json:"product_name"`
	ProductSku        string    `json:"product_sku"`
	CategoryID        uuid.UUID `json:"category_id"`
	CategoryName      string    `json:"category_name"`
	SellingPrice      float64   `json:"selling_price"`
	RealTotalCost     float64   `json:"real_total_cost"`
	RealTotalRevenue  float64   `json:"real_total_revenue"`
	RealHPPPercentage float64   `json:"real_hpp_percentage"`
	TotalQuantitySold int64     `json:"total_quantity_sold"`
	TotalOrders       int64     `json:"total_orders"`
}

type RealHPPTimeSeriesData struct {
	Date              time.Time `json:"date"`
	RealTotalCost     float64   `json:"real_total_cost"`
	RealTotalRevenue  float64   `json:"real_total_revenue"`
	RealHPPPercentage float64   `json:"real_hpp_percentage"`
	TotalOrders       int64     `json:"total_orders"`
}

type HPPSummary struct {
	AverageStandardHPP float64 `json:"average_standard_hpp"`
	AverageRealHPP     float64 `json:"average_real_hpp"`
	HPPVariance        float64 `json:"hpp_variance"`
	TotalProducts      int64   `json:"total_products"`
}