package model

import (
	"encoding/json"
	"time"

	"gorm.io/gorm"
)

// Contact represents a person who communicates via any channel.
// Reference: Chatwoot Contact model + P2B M4 spec
type Contact struct {
	ID                uint           `gorm:"primaryKey" json:"id"`
	AccountID         uint           `gorm:"not null;index" json:"account_id"`
	Name              string         `gorm:"size:255" json:"name"`
	Email              string         `gorm:"size:255" json:"email"`
	PhoneNumber        string         `gorm:"size:50" json:"phone_number"`
	AvatarURL         string         `gorm:"size:512" json:"avatar_url"`
	AdditionalAttributes json.RawMessage `gorm:"type:jsonb" json:"additional_attributes"`
	CustomAttributes  json.RawMessage `gorm:"type:jsonb" json:"custom_attributes"`
	LastActivityAt    *time.Time     `json:"last_activity_at,omitempty"`
	Identifier         string         `gorm:"size:255" json:"identifier"`
	SourceID          string         `gorm:"size:255;index" json:"source_id"`
	CreatedAt         time.Time      `gorm:"autoCreateTime;index" json:"created_at"`
	UpdatedAt         time.Time      `gorm:"autoUpdateTime" json:"updated_at"`
	DeletedAt         gorm.DeletedAt `gorm:"index" json:"deleted_at,omitempty"`

	Account         Account        `gorm:"foreignKey:AccountID" json:"account,omitempty"`
	Inboxes         []ContactInbox `gorm:"foreignKey:ContactID" json:"inboxes,omitempty"`
	Conversations   []Conversation `gorm:"foreignKey:ContactID" json:"conversations,omitempty"`
	Contactables    []Contactable  `gorm:"foreignKey:ContactID" json:"contactables,omitempty"`
	Tags            []Tag          `gorm:"many2many:contact_tags" json:"tags,omitempty"`
	ContactInboxes  []ContactInbox `gorm:"foreignKey:ContactID" json:"contact_inboxes,omitempty"`
}

func (Contact) TableName() string { return "contacts" }