package repositories

import (
	"fmt"
	"math"
	gm "sarga_updater/bagisto_models"
	models "sarga_updater/trendyol_models"
	"strconv"
)

type ProductRepo struct {
	Categories  []gm.Category
	Brand       gm.Brand
	Weight      float64
	Description string
	Keywords    string
	Data        *models.Product
	Error       error
	ColorOption gm.AttributeOption
	SexOption   gm.AttributeOption
	ImageType   string
}

func InitProductRepo(data *models.Product, color, sex gm.AttributeOption) *ProductRepo {

	weight, wError := strconv.ParseFloat(data.Weight, 64)

	if wError != nil || weight == 0 {
		weight = 0.5
	}

	var description string

	for _, desc := range data.Descriptions {
		description += "<p>" + desc.Description + "</p>"
	}

	instance := &ProductRepo{
		Weight:      weight,
		Description: description,
		Data:        data,
		ColorOption: color,
		SexOption:   sex,
		ImageType:   "cdn",
	}

	return instance
}

func (pr *ProductRepo) SetCategories(categories []gm.Category) {
	pr.Categories = categories
	pr.Keywords = pr.Data.Brand

	for _, cat := range categories {
		//log.Println(cat)
		if len(cat.Translations) > 0 && cat.Translations[0].MetaKeywords != "" {
			translation := cat.Translations[0]

			pr.Keywords += "," + translation.MetaKeywords
		}
	}
}

func (pr *ProductRepo) HasSizeVariants() bool {
	return pr.Data.SizeVariants != nil && len(*pr.Data.SizeVariants) > 0
}

func (pr *ProductRepo) HasColorVariants() bool {
	return pr.Data.ColorVariants != nil && len(*pr.Data.ColorVariants) > 0
}

func (pr *ProductRepo) makeProduct(imp *Importer) gm.Product {
	var famID uint = 1

	if len(imp.families) > 0 { //todo make real fam function
		famID = imp.families[0].ID
	}

	product := gm.Product{
		Sku:               pr.Data.ProductNumber,
		AttributeFamilyID: famID,
		Categories:        pr.Categories,
		AttributeValues:   pr.getProductAttributes(imp.AttributesMap, pr.Data),
	}

	if pr.Data.Brand != "" {
		product.BrandID = pr.Brand.ID
	}

	if pr.HasSizeVariants() {
		product.Type = "configurable"
		if (*pr.Data.SizeVariants)[0].AttributeName == "Beden" {
			product.SuperAttributes = []gm.Attribute{imp.AttributesMap["size"]}
		} else {
			product.SuperAttributes = []gm.Attribute{imp.AttributesMap["boyut"]}
			product.AttributeFamilyID = 4 // todo fix hardcode
		}

	} else {
		product.Type = "simple"
		price := pr.Data.Price

		if price.OriginalPrice.Value > price.DiscountedPrice.Value {
			product.AttributeValues = append(product.AttributeValues, []gm.ProductAttributeValue{
				{AttributeID: imp.AttributesMap["price"].ID, FloatValue: price.OriginalPrice.Value},
				{AttributeID: imp.AttributesMap["special_price"].ID, FloatValue: price.DiscountedPrice.Value},
			}...)
		} else {
			product.AttributeValues = append(product.AttributeValues, gm.ProductAttributeValue{
				AttributeID: imp.AttributesMap["price"].ID, FloatValue: price.DiscountedPrice.Value,
			})
		}
	}

	for _, element := range pr.Data.Images {
		product.Images = append(product.Images, gm.ProductImage{Type: pr.ImageType, Path: element})
	}

	return product
}

func (pr *ProductRepo) makeVariant(parentID, famID uint, sku string) gm.Product {

	product := gm.Product{
		Sku:               sku,
		Type:              "simple",
		AttributeFamilyID: famID,
		Categories:        pr.Categories,
		ParentID:          parentID,
	}

	if pr.Data.Brand != "" {
		product.BrandID = pr.Brand.ID
	}

	return product
}

func (pr *ProductRepo) makeProductFlat(productId uint) gm.ProductFlat {

	flat := gm.ProductFlat{
		ProductID:           productId,
		Status:              true,
		VisibleIndividually: true,
		Name:                pr.Data.Name,
		Sku:                 pr.Data.ProductNumber,
		//ProductNumber:       pr.Data.ProductNumber,
		Description: pr.Description,
		//UrlKey:              pr.Data.ProductGroupID,
		Weight:         pr.Weight,
		FavoritesCount: uint(pr.Data.FavoriteCount),
		MetaKeywords:   pr.Keywords,
		MaxPrice:       0,
		MinPrice:       0,
		Price:          0,
	}

	if pr.Data.Color != "" {
		flat.Color = int(pr.ColorOption.ID)
		flat.ColorLabel = pr.Data.Color
	}

	if pr.Data.Brand != "" {
		flat.BrandID = pr.Brand.ID
	}

	if pr.Data.Cinsiyet != "" {
		flat.Cinsiyet = int(pr.SexOption.ID)
		flat.CinsiyetLabel = pr.Data.Cinsiyet
	}

	if !pr.HasSizeVariants() {
		flat.MinPrice = pr.Data.Price.DiscountedPrice.Value
		flat.MaxPrice = math.Max(pr.Data.Price.OriginalPrice.Value, pr.Data.Price.DiscountedPrice.Value)
		flat.Price = flat.MaxPrice

		if flat.MinPrice < flat.MaxPrice {
			flat.SpecialPrice = flat.MinPrice
		}

	}
	//else {//todo calculate price after variants inserted
	//	for _, variant := range *pr.Data.SizeVariants {
	//		price := variant.Price
	//
	//		if flat.MinPrice == 0 || flat.MinPrice > price.DiscountedPrice.Value {
	//			flat.MaxPrice = price.DiscountedPrice.Value
	//		}
	//
	//		maxPrice := math.Max(price.OriginalPrice.Value, price.DiscountedPrice.Value)
	//		if flat.MaxPrice == 0 || flat.MaxPrice < maxPrice {
	//			flat.MaxPrice = maxPrice
	//		}
	//	}
	//
	//}

	return flat
}

func (pr *ProductRepo) makeVariantFlat(variant models.Variant, SizID, parentID, productID uint) gm.ProductFlat {

	maxPRice := math.Max(variant.Price.OriginalPrice.Value, variant.Price.DiscountedPrice.Value)
	sku := fmt.Sprintf("%s-%d", pr.Data.ProductNumber, variant.ItemNumber)

	flat := gm.ProductFlat{
		ParentID:       parentID,
		Status:         true,
		Name:           pr.Data.Name,
		Sku:            sku,
		ProductNumber:  fmt.Sprintf("%d", variant.ItemNumber),
		Weight:         pr.Weight,
		FavoritesCount: uint(pr.Data.FavoriteCount),
		SizeLabel:      variant.AttributeValue,
		Size:           int(SizID),
		MaxPrice:       maxPRice,
		MinPrice:       variant.Price.DiscountedPrice.Value,
		Price:          maxPRice,
		ProductID:      productID,
	}

	if variant.AttributeName == "Beden" {
		flat.Size = int(SizID)
		flat.SizeLabel = variant.AttributeValue
	} else {
		flat.Boyut = int(SizID)
		flat.BoyutLabel = variant.AttributeValue
	}

	if flat.MaxPrice > flat.MinPrice {
		flat.SpecialPrice = flat.MinPrice
	}

	if pr.Data.Color != "" {
		flat.Color = int(pr.ColorOption.ID)
		flat.ColorLabel = pr.Data.Color
	}

	if pr.Data.Brand != "" {
		flat.BrandID = pr.Brand.ID
	}

	if pr.Data.Cinsiyet != "" {
		flat.Cinsiyet = int(pr.SexOption.ID)
		flat.CinsiyetLabel = pr.Data.Cinsiyet
	}

	return flat
}

func (pr *ProductRepo) getProductAttributes(AttributesMap map[string]gm.Attribute, product *models.Product) []gm.ProductAttributeValue {
	attributes := []gm.ProductAttributeValue{
		{AttributeID: AttributesMap["source"].ID, TextValue: product.URLKey},
		{AttributeID: AttributesMap["favoritesCount"].ID, IntegerValue: product.FavoriteCount},
		{AttributeID: AttributesMap["sku"].ID, TextValue: product.ProductNumber},
		{AttributeID: AttributesMap["name"].ID, TextValue: product.Name, Channel: "default", Locale: "tm"},
		{AttributeID: AttributesMap["weight"].ID, TextValue: product.Weight},
		{AttributeID: AttributesMap["status"].ID, BooleanValue: true},
		{AttributeID: AttributesMap["visible_individually"].ID, BooleanValue: true},
		{AttributeID: AttributesMap["description"].ID, TextValue: pr.Description, Channel: "default", Locale: "tm"},
		{AttributeID: AttributesMap["meta_keywords"].ID, TextValue: pr.Keywords, Channel: "default", Locale: "tm"},
	}

	if product.Color != "" {
		attributes = append(attributes, gm.ProductAttributeValue{AttributeID: AttributesMap["color"].ID, IntegerValue: int(pr.ColorOption.ID)})
	}

	if product.Cinsiyet != "" {
		attributes = append(attributes, gm.ProductAttributeValue{AttributeID: AttributesMap["cinsiyet"].ID, IntegerValue: int(pr.SexOption.ID)})
	}

	return attributes
}

func (pr *ProductRepo) getVariantAttributes(AttributesMap map[string]gm.Attribute, product *models.Variant, SizID uint) []gm.ProductAttributeValue {

	price := math.Max(product.Price.OriginalPrice.Value, product.Price.DiscountedPrice.Value)
	sku := fmt.Sprintf("%s-%d", pr.Data.ProductNumber, product.ItemNumber)
	attributes := []gm.ProductAttributeValue{
		{AttributeID: AttributesMap["source"].ID, TextValue: pr.Data.URLKey},
		{AttributeID: AttributesMap["sku"].ID, TextValue: sku},                                              //todo unique
		{AttributeID: AttributesMap["product_number"].ID, TextValue: fmt.Sprintf("%d", product.ItemNumber)}, //todo unique
		{AttributeID: AttributesMap["name"].ID, TextValue: pr.Data.Name, Channel: "default", Locale: "tm"},
		{AttributeID: AttributesMap["weight"].ID, TextValue: pr.Data.Weight},
		{AttributeID: AttributesMap["status"].ID, BooleanValue: true},
		{AttributeID: AttributesMap["size"].ID, IntegerValue: int(SizID)},
		{AttributeID: AttributesMap["price"].ID, FloatValue: price},
	}
	if product.AttributeName == "Beden" {
		attributes = append(attributes, gm.ProductAttributeValue{AttributeID: AttributesMap["size"].ID, IntegerValue: int(SizID)})
	} else {
		attributes = append(attributes, gm.ProductAttributeValue{AttributeID: AttributesMap["boyut"].ID, IntegerValue: int(SizID)})
	}

	if pr.Data.Color != "" {
		attributes = append(attributes, gm.ProductAttributeValue{AttributeID: AttributesMap["color"].ID, IntegerValue: int(pr.ColorOption.ID)})
	}

	if pr.Data.Cinsiyet != "" {
		attributes = append(attributes, gm.ProductAttributeValue{AttributeID: AttributesMap["cinsiyet"].ID, IntegerValue: int(pr.SexOption.ID)})
	}

	if product.Price.OriginalPrice.Value > product.Price.DiscountedPrice.Value {
		attributes = append(attributes, gm.ProductAttributeValue{AttributeID: AttributesMap["special_price"].ID, FloatValue: product.Price.DiscountedPrice.Value})
	}

	return attributes
}