package model

import (
	"aps_crm/constvar"
	"aps_crm/pkg/mysqlx"
	"fmt"
	"gorm.io/gorm"
)

type (
	// User token里边把用户ID、父用户ID、角色都带上
	User struct {
		ID           int               `json:"id" gorm:"column:id;primary_key;AUTO_INCREMENT"`
		UUID         string            `json:"uuid" gorm:"uniqueIndex;type:varchar(255);comment:用户ID"`
		Username     string            `json:"username" gorm:"index;type:varchar(255);comment:用户登录名"`
		UserType     constvar.UserType `json:"userType" gorm:"type:int(11);comment:用户类型 1超级管理员 2主账户 3子账户"`
		Password     string            `json:"-"  gorm:"type:varchar(255);comment:用户登录密码"`
		NickName     string            `json:"nickName" gorm:"type:varchar(255);default:系统用户;comment:用户昵称"`
		RealName     string            `json:"realName" gorm:"type:varchar(255);comment:用户真实姓名"`
		DepartmentId int               `json:"departmentId" gorm:"type:int(11);comment:用户部门ID"`
		HeaderImg    string            `json:"headerImg" gorm:"type:varchar(255);comment:用户头像"`
		Phone        string            `json:"phone"  gorm:"type:varchar(255);comment:用户手机号"`
		Email        string            `json:"email"  gorm:"type:varchar(255);comment:用户邮箱"`
		Pos          string            `json:"pos" gorm:"type:varchar(255);comment:岗位"`
		Menus        []Menu            `json:"-" gorm:"many2many:user_menu;"`                 // 用户菜单
		MenuIds      []uint            `json:"menuIds" gorm:"-"`                              // 菜单ID列表
		AuthorityId  uint              `json:"authorityId" gorm:"default:888;comment:用户角色ID"` // 用户角色ID
		Authority    Authority         `json:"authority" gorm:"foreignKey:AuthorityId"`
		SubUserIds   string            `json:"subUserIds" gorm:"sub_user_ids"` //下属员工用户id,用逗号分开
		gorm.Model   `json:"-"`
	}

	UserSearch struct {
		User
		Keyword  string // 模糊查询关键字
		Order    string
		PageNum  int
		PageSize int
		Orm      *gorm.DB
		IDs      []int
	}
)

func (slf User) TableName() string {
	return "user"
}

func NewUserSearch(db *gorm.DB) *UserSearch {
	if db == nil {
		db = mysqlx.GetDB()
	}
	return &UserSearch{Orm: db}
}

func (slf *UserSearch) SetOrm(tx *gorm.DB) *UserSearch {
	slf.Orm = tx
	return slf
}

func (slf *UserSearch) SetPage(page, size int) *UserSearch {
	slf.PageNum, slf.PageSize = page, size
	return slf
}

func (slf *UserSearch) SetOrder(order string) *UserSearch {
	slf.Order = order
	return slf
}

func (slf *UserSearch) SetId(id string) *UserSearch {
	slf.UUID = id
	return slf
}

func (slf *UserSearch) SetUserId(userId int) *UserSearch {
	slf.ID = userId
	return slf
}

func (slf *UserSearch) SetUserIds(userIds []int) *UserSearch {
	slf.IDs = userIds
	return slf
}

func (slf *UserSearch) SetUserName(username string) *UserSearch {
	slf.Username = username
	return slf
}

func (slf *UserSearch) SetKeyword(keyword string) *UserSearch {
	slf.Keyword = keyword
	return slf
}

func (slf *UserSearch) build() *gorm.DB {
	var db = slf.Orm.Model(&User{}).Preload("Menus")

	if slf.UUID != "" {
		db = db.Where("uuid = ?", slf.UUID)
	}

	if slf.Username != "" {
		db = db.Where("username = ?", slf.Username)
	}

	if slf.Keyword != "" {
		db = db.Where("nick_name LIKE ? or phone LIKE ?", "%"+slf.Keyword+"%", "%"+slf.Keyword+"%")
	}

	if slf.Order != "" {
		db = db.Order(slf.Order)
	}

	if slf.ID != 0 {
		db = db.Where("id = ?", slf.ID)
	}

	if len(slf.IDs) > 0 {
		db = db.Where("id in ?", slf.IDs)
	}

	return db
}

// Create 单条插入
func (slf *UserSearch) Create(record *User) error {
	var db = slf.build()

	if err := db.Create(record).Error; err != nil {
		return fmt.Errorf("create err: %v, record: %+v", err, record)
	}

	return nil
}

// CreateBatch 批量插入
func (slf *UserSearch) CreateBatch(records []*User) error {
	var db = slf.build()

	if err := db.Create(&records).Error; err != nil {
		return fmt.Errorf("create batch err: %v, records: %+v", err, records)
	}

	return nil
}

func (slf *UserSearch) Save(record *User) error {
	var db = slf.build()

	if err := db.Save(record).Error; err != nil {
		return fmt.Errorf("save err: %v, record: %+v", err, record)
	}

	return nil
}

func (slf *UserSearch) UpdateByMap(upMap map[string]interface{}) error {
	var (
		db = slf.build()
	)

	if err := db.Updates(upMap).Error; err != nil {
		return fmt.Errorf("update by map err: %v, upMap: %+v", err, upMap)
	}

	return nil
}

func (slf *UserSearch) UpdateByQuery(query string, args []interface{}, upMap map[string]interface{}) error {
	var (
		db = slf.Orm.Table(slf.TableName()).Where(query, args...)
	)

	if err := db.Updates(upMap).Error; err != nil {
		return fmt.Errorf("update by query err: %v, query: %s, args: %+v, upMap: %+v", err, query, args, upMap)
	}

	return nil
}

func (slf *UserSearch) Delete() error {
	var db = slf.build()

	if err := db.Unscoped().Delete(&User{}).Error; err != nil {
		return err
	}

	return nil
}

func (slf *UserSearch) First() (*User, error) {
	var (
		record = new(User)
		db     = slf.build()
	)

	if err := db.First(record).Error; err != nil {
		return record, err
	}

	return record, nil
}

func (slf *UserSearch) Find() ([]*User, int64, error) {
	var (
		records = make([]*User, 0)
		total   int64
		db      = slf.build()
	)

	if err := db.Count(&total).Error; err != nil {
		return records, total, fmt.Errorf("find count err: %v", err)
	}
	if slf.PageNum*slf.PageSize > 0 {
		db = db.Offset((slf.PageNum - 1) * slf.PageSize).Limit(slf.PageSize)
	}
	if err := db.Find(&records).Error; err != nil {
		return records, total, fmt.Errorf("find records err: %v", err)
	}

	return records, total, nil
}

func (slf *UserSearch) FindNotTotal() ([]*User, error) {
	var (
		records = make([]*User, 0)
		db      = slf.build()
	)

	if slf.PageNum*slf.PageSize > 0 {
		db = db.Offset((slf.PageNum - 1) * slf.PageSize).Limit(slf.PageSize)
	}
	if err := db.Find(&records).Error; err != nil {
		return records, fmt.Errorf("find records err: %v", err)
	}

	return records, nil
}

// FindByQuery 指定条件查询.
func (slf *UserSearch) FindByQuery(query string, args []interface{}) ([]*User, int64, error) {
	var (
		records = make([]*User, 0)
		total   int64
		db      = slf.Orm.Table(slf.TableName()).Where(query, args...)
	)

	if err := db.Count(&total).Error; err != nil {
		return records, total, fmt.Errorf("find by query count err: %v", err)
	}
	if slf.PageNum*slf.PageSize > 0 {
		db = db.Offset((slf.PageNum - 1) * slf.PageSize).Limit(slf.PageSize)
	}
	if err := db.Find(&records).Error; err != nil {
		return records, total, fmt.Errorf("find by query records err: %v, query: %s, args: %+v", err, query, args)
	}

	return records, total, nil
}

// FindByQueryNotTotal 指定条件查询&不查询总条数.
func (slf *UserSearch) FindByQueryNotTotal(query string, args []interface{}) ([]*User, error) {
	var (
		records = make([]*User, 0)
		db      = slf.Orm.Table(slf.TableName()).Where(query, args...)
	)

	if slf.PageNum*slf.PageSize > 0 {
		db = db.Offset((slf.PageNum - 1) * slf.PageSize).Limit(slf.PageSize)
	}
	if err := db.Find(&records).Error; err != nil {
		return records, fmt.Errorf("find by query records err: %v, query: %s, args: %+v", err, query, args)
	}

	return records, nil
}

func (slf *UserSearch) ReplaceMenu(user *User, menus []*Menu) error {
	return slf.Orm.Model(user).Association("Menus").Replace(menus)
}

func (slf *UserSearch) FindAll() ([]*User, error) {
	var (
		records = make([]*User, 0)
		db      = slf.build()
	)

	if err := db.Find(&records).Error; err != nil {
		return records, fmt.Errorf("find all err: %v", err)
	}

	return records, nil
}

func (slf *UserSearch) Upsert(record User, SubUserQueried bool) error {

	var db = slf.SetId(record.UUID).build()
	old, err := slf.First()
	if err == gorm.ErrRecordNotFound {
		if err := db.Create(&record).Error; err != nil {
			return fmt.Errorf("create user err: %v, record: %+v", err, record)
		}
	} else if old.Username != record.Username ||
		old.UserType != record.UserType ||
		old.NickName != record.NickName ||
		SubUserQueried && old.SubUserIds != record.SubUserIds {
		old.Username = record.Username
		old.UserType = record.UserType
		old.NickName = record.NickName
		old.SubUserIds = record.SubUserIds
		if err := db.Save(&old).Error; err != nil {
			return fmt.Errorf("update user err: %v, old record: %+v", err, old)
		}
	}

	return nil
}

type IdPair struct {
	ID   int    `json:"id" gorm:"column:id;primary_key;AUTO_INCREMENT"`
	UUID string `json:"uuid" gorm:"unique;type:varchar(255);comment:用户ID"`
}

func (slf *UserSearch) UUID2CrmUserId(userIds []string) ([]*IdPair, error) {
	var (
		records = make([]*IdPair, 0)
		db      = slf.Orm.Model(&User{})
	)

	db = db.Where("uuid in ?", userIds)
	if err := db.Select("user.id, user.uuid").Find(&records).Error; err != nil {
		return records, fmt.Errorf("find all err: %v", err)
	}

	return records, nil
}