package model

import (
	"encoding/json"
	"time"

	"gorm.io/gorm"
)

// Banner represents a platform announcement banner.
// Reference: P2B M12 spec
type Banner struct {
	ID          uint           `gorm:"primaryKey" json:"id"`
	AccountID   *uint          `gorm:"index" json:"account_id,omitempty"` // nil = global banner
	Title       string         `gorm:"size:255;not null" json:"title"`
	Content     string         `gorm:"type:text" json:"content"`
	BannerType  string         `gorm:"size:50;default:'info'" json:"banner_type"` // info/warning/critical
	Active      bool           `gorm:"default:true" json:"active"`
	Enabled     bool           `gorm:"default:true" json:"enabled"`
	Metadata    json.RawMessage `gorm:"type:jsonb" json:"metadata"`
	StartDate   *time.Time     `json:"start_date,omitempty"`
	EndDate     *time.Time     `json:"end_date,omitempty"`
	CreatedAt   time.Time      `gorm:"autoCreateTime" 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"`
}

func (Banner) TableName() string { return "banners" }