platform/web/models/resource.go

package models

import (
	"platform/web/core"
)

// Resource 套餐表
type Resource struct {
	core.Model
	UserID     int32        `json:"user_id" gorm:"column:user_id"`                   // 用户ID
	ResourceNo *string      `json:"resource_no,omitempty" gorm:"column:resource_no"` // 套餐编号
	Active     bool         `json:"active" gorm:"column:active"`                     // 套餐状态
	Type       ResourceType `json:"type" gorm:"column:type"`                         // 套餐类型：1-短效动态，2-长效动态
	Code       string       `json:"code" gorm:"column:code"`                         // 产品编码

	User    *User          `json:"user,omitempty" gorm:"foreignKey:UserID"`
	Short   *ResourceShort `json:"short,omitempty" gorm:"foreignKey:ResourceID"`
	Long    *ResourceLong  `json:"long,omitempty" gorm:"foreignKey:ResourceID"`
	Product *Product       `json:"product,omitempty" gorm:"foreignKey:Code;references:Code"`
}

// ResourceType 套餐类型枚举
type ResourceType int

const (
	ResourceTypeShort ResourceType = 1 // 短效动态
	ResourceTypeLong  ResourceType = 2 // 长效动态
)

func (t ResourceType) Code() string {
	switch t {
	case ResourceTypeShort:
		return "short"
	case ResourceTypeLong:
		return "long"
	default:
		return "unknown"
	}
}

// ResourceMode 套餐计费模式枚举
type ResourceMode int

const (
	ResourceModeTime  ResourceMode = 1 // 包时
	ResourceModeQuota ResourceMode = 2 // 包量
)

func (m ResourceMode) Code() string {
	switch m {
	case ResourceModeTime:
		return "time"
	case ResourceModeQuota:
		return "quota"
	default:
		return "unknown"
	}
}