package model

import (
	"encoding/json"
)

// Category represents a help center category.
// Reference: Chatwoot Category model + P2B M9 spec
type Category struct {
	Base
	AccountID           uint            `gorm:"index;not null" json:"account_id"`
	PortalID            uint            `gorm:"index;not null" json:"portal_id"`
	Name                string          `gorm:"size:255;not null" json:"name"`
	Slug                string          `gorm:"size:255;not null;index" json:"slug"`
	Description         string          `gorm:"type:text" json:"description"`
	Icon                string          `gorm:"size:255;default:''" json:"icon"`
	Position            int             `gorm:"default:0" json:"position"`
	Locale              string          `gorm:"size:10;default:'en';not null" json:"locale"`
	ParentID            *uint           `gorm:"index" json:"parent_id,omitempty"`
	AssociatedCategoryID *uint          `gorm:"index" json:"associated_category_id,omitempty"` // cross-locale link
	CustomAttributes    json.RawMessage `gorm:"type:jsonb;serializer:json" json:"custom_attributes"`

	Portal            Portal           `gorm:"foreignKey:PortalID" json:"portal,omitempty"`
	Parent            *Category        `gorm:"foreignKey:ParentID" json:"parent,omitempty"`
	AssociatedCategory *Category       `gorm:"foreignKey:AssociatedCategoryID" json:"associated_category,omitempty"`
	Articles          []Article        `gorm:"foreignKey:CategoryID" json:"articles,omitempty"`
	Folders           []Folder         `gorm:"foreignKey:CategoryID" json:"folders,omitempty"`
	RelatedCategories []RelatedCategory `gorm:"foreignKey:CategoryID" json:"related_categories,omitempty"`
}

func (Category) TableName() string { return "categories" }