package model

import (
	"time"

	"gorm.io/gorm"
)

// 用户角色
const (
	RoleAdmin    = "admin"    // 平台管理员
	RoleMerchant = "merchant" // 商户账号
)

// User 系统用户
type User struct {
	ID        uint           `gorm:"primarykey" json:"id"`
	CreatedAt time.Time      `json:"created_at"`
	UpdatedAt time.Time      `json:"updated_at"`
	DeletedAt gorm.DeletedAt `gorm:"index" json:"-"`

	// Username uniqueness is enforced by a partial database index for active
	// accounts, allowing a username to be reused after its old account is soft deleted.
	Username     string `gorm:"size:64;not null" json:"username"`
	PasswordHash string `gorm:"size:255;not null" json:"-"`
	Nickname     string `gorm:"size:64" json:"nickname"`
	Role         string `gorm:"size:32;not null;default:merchant" json:"role"`
	Status       int    `gorm:"default:1" json:"status"` // 1启用 0禁用
}