package dao

import "time"

// DeviceImage maps an edge-uploaded image ID to the managed image path.
// Image bytes are stored by the configured OSS provider.
type DeviceImage struct {
	ID          uint      `gorm:"primaryKey" json:"id"`
	DeviceCode  string    `gorm:"size:50;not null;index:idx_device_image_lookup,priority:1" json:"device_code"`
	ImageID     string    `gorm:"size:128;not null;index:idx_device_image_lookup,priority:2;uniqueIndex:uk_device_image" json:"image_id"`
	EventID     string    `gorm:"size:128;index" json:"event_id"`
	Direction   string    `gorm:"size:10" json:"direction"`
	URL         string    `gorm:"type:text;not null" json:"url"`
	Key         string    `gorm:"size:512" json:"key"`
	ContentType string    `gorm:"size:100" json:"content_type"`
	Size        int64     `json:"size"`
	SHA256      string    `gorm:"size:64" json:"sha256"`
	CreatedAt   time.Time `json:"created_at"`
}

func (DeviceImage) TableName() string { return "device_image" }