anor

type AuthService interface {
	Signup(ctx context.Context, name, email, password string) error
	SignupConfirm(ctx context.Context, otp, email string) error
	Signin(ctx context.Context, email, password string) (int64, error)
	ResendOTP(ctx context.Context, email string) error
	SendResetPasswordLink(ctx context.Context, email string) error
	VerifyResetPasswordToken(ctx context.Context, token string) (bool, error)
	ResetPassword(ctx context.Context, token string, password string) error
}

type BaseProduct struct {
	ID           int64
	StoreID      int32
	CategoryID   int32
	Name         string
	Brand        string
	Slug         string
	ShortInfo    []string
	ThumbImg     string // thumbnail image link
	ThumbImgUrls map[string]string
	ImageLinks   map[int]string
	Specs        map[string]string // product item specifications, e.g. Ebay
	Status       ProductStatus
	CreatedAt    time.Time
	UpdatedAt    time.Time
}

type Category struct {
	ID       int32
	Category string
	Slug     string
	ParentID int32

	IsLeafCategory bool
}

type CategoryService interface {
	GetCategory(ctx context.Context, id int32) (Category, error)
	GetAncestorCategories(ctx context.Context, id int32) ([]Category, error)
	GetSiblingCategories(ctx context.Context, id int32) ([]Category, error)
	GetChildCategories(ctx context.Context, id int32) ([]Category, error)
}

type FilterOption struct {
	Rating     int
	PriceRange [2]float32
	Brands     []string
	Colors     []string
	Sizes      []string
}

type GetProductsByCategoryParams struct {
	FilterOption FilterOption
	SortOption   SortOption
	Offset       int
	Limit        int
}

type Product struct {
	BaseProduct
	Store     SellerStore
	Category  Category
	SKUs      []SKU
	Pricing   ProductPricing
	Rating    Rating          // Rating is calculated using Reviews (in the future, using also some statistical method)
	Reviews   []ProductRating // Product Reviews
	SoldCount int
	LeftCount int

	Attributes map[string][]string // attributes with their values, e.g. color, size
}

type ProductPricing struct {
	ProductID        int64
	BasePrice        decimal.Decimal
	CurrencyCode     string
	DiscountLevel    decimal.Decimal
	DiscountedAmount decimal.Decimal
	IsOnSale         bool
}

type ProductRating struct {
	ID         int64
	ProductID  int64
	UserID     int64
	Rating     int16
	Review     string
	ImageLinks []string
	CreatedAt  time.Time
}

type ProductService interface {
	GetProduct(ctx context.Context, id int64) (*Product, error)
	GetProductsByLeafCategoryID(ctx context.Context, categoryID int32, params GetProductsByCategoryParams) ([]Product, int64, error)
	GetProductsByNonLeafCategoryID(ctx context.Context, categoryID int32, params GetProductsByCategoryParams) ([]Product, int64, error)
}

type ProductStatus string

type Rating struct {
	Rating      float32
	RatingCount int
}

type Role string

type SKU struct {
	ID              int64
	SKU             string
	QuantityInStock int32
	HasSepPricing   bool
	ImageRefs       []int16
	Attributes      map[string]string
	Pricing         SKUPricing
	CreatedAt       time.Time
	UpdatedAt       time.Time
}

type SKUPricing struct {
	SkuID            int64
	BasePrice        decimal.Decimal
	CurrencyCode     string
	DiscountLevel    decimal.Decimal
	DiscountedAmount decimal.Decimal
	IsOnSale         bool
}

type SellerStore struct {
	ID          int32
	PublicID    string
	SellerID    int64
	Name        string
	Description string
	CreatedAt   time.Time
	UpdatedAt   time.Time
}

type SortOption string

type User struct {
	ID          int64
	Email       string
	Password    string
	PhoneNumber string
	FullName    string
	Status      UserStatus
	OTP         string
	OTPExpiry   int64
	CreatedAt   time.Time
	UpdatedAt   time.Time

	Roles []Role
}

type UserService interface {
	CreateUser(ctx context.Context, user User) error
	GetUser(ctx context.Context, id int64) (User, error)
	GetUserByEmail(ctx context.Context, email string) (User, error)
	UpdateUserStatus(ctx context.Context, status UserStatus, id int64) error
	UpdateUserOTP(ctx context.Context, id int64, otp string, otpExpiry int64) error
	UpdateUserPassword(ctx context.Context, id int64, password string) error
}

type UserStatus string