package model

import (
	"time"

	"github.com/flipped-aurora/gin-vue-admin/server/global"
)

// MpUser 微信公众号粉丝表 (增加用户关联字段)
type MpUser struct {
	global.GVA_MODEL
	OpenID          string     `json:"openid" gorm:"type:varchar(100);not null;uniqueIndex;comment:用户openid"`
	UnionID         *string    `json:"unionid" gorm:"type:varchar(64);index;comment:微信开放平台统一标识"`
	UserID          *uint      `json:"userId" gorm:"index;comment:关联系统用户ID"`
	Nickname        *string    `json:"nickname" gorm:"type:varchar(50);comment:用户昵称"`
	HeadImageURL    *string    `json:"headImageUrl" gorm:"type:varchar(1024);comment:用户头像"`
	SubscribeStatus int        `json:"subscribeStatus" gorm:"not null;index;comment:关注状态 0未关注 1已关注"`
	SubscribeTime   *time.Time `json:"subscribeTime" gorm:"index;comment:关注时间"`
	UnsubscribeTime *time.Time `json:"unsubscribeTime" gorm:"comment:取消关注时间"`
	Language        *string    `json:"language" gorm:"type:varchar(30);comment:用户语言"`
	Country         *string    `json:"country" gorm:"type:varchar(30);comment:用户国家"`
	Province        *string    `json:"province" gorm:"type:varchar(30);comment:用户省份"`
	City            *string    `json:"city" gorm:"type:varchar(30);comment:用户城市"`
	Remark          *string    `json:"remark" gorm:"type:varchar(255);comment:备注"`
	TagIDs          *string    `json:"tagIds" gorm:"type:varchar(255);comment:标签编号数组"`
}

// TableName 指定表名
func (MpUser) TableName() string {
	return "mp_user"
}

// IsSubscribed 检查是否已关注
func (m *MpUser) IsSubscribed() bool {
	return m.SubscribeStatus == 1
}

// Subscribe 关注操作
func (m *MpUser) Subscribe() {
	m.SubscribeStatus = 1
	now := time.Now()
	m.SubscribeTime = &now
	m.UnsubscribeTime = nil
}

// Unsubscribe 取消关注操作
func (m *MpUser) Unsubscribe() {
	m.SubscribeStatus = 0
	now := time.Now()
	m.UnsubscribeTime = &now
}

// IsLinkedToSystemUser 检查是否已关联系统用户
func (m *MpUser) IsLinkedToSystemUser() bool {
	return m.UserID != nil && *m.UserID > 0
}

// HasUnionID 检查是否有 UnionID
func (m *MpUser) HasUnionID() bool {
	return m.UnionID != nil && *m.UnionID != ""
}