package models

import (
	"fmt"
	"gorm.io/gorm"
	"silkserver/pkg/mysqlx"
)

type (
	// Mentor 带徒
	Mentor struct {
		gorm.Model
		WorkerId string `gorm:"unique_index:worker_id_month;type:varchar(255);not null;default:'';comment:工人ID" json:"workerId"` //工人ID
		Worker   Worker `gorm:"foreignkey:WorkerId" json:"worker"`                                                               //工人
		Creator  string `gorm:"type:varchar(255);not null;default:'';comment:添加人" json:"creator"`
		Month    string `gorm:"unique_index:worker_id_month;type:varchar(255);not null;default:'';comment:月份" json:"month"` //月份
		Days     int    `gorm:"type:tinyint;not null;default:0;comment:天数" json:"days"`                                     //天数
	}

	MentorSearch struct {
		Mentor
		Keyword  string
		Preload  bool
		Order    string
		PageNum  int
		PageSize int
		Orm      *gorm.DB
		Fields   string
	}
)

func (slf Mentor) TableName() string {
	return "silk_mentor"
}

func NewMentorSearch() *MentorSearch {
	return &MentorSearch{Orm: mysqlx.GetDB()}
}

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

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

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

func (slf *MentorSearch) SetId(id uint) *MentorSearch {
	slf.ID = id
	return slf
}

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

func (slf *MentorSearch) SetPreload(preload bool) *MentorSearch {
	slf.Preload = preload
	return slf
}

func (slf *MentorSearch) SetFields(fields string) *MentorSearch {
	slf.Fields = fields
	return slf
}

func (slf *MentorSearch) SetWorkerId(workerId string) *MentorSearch {
	slf.WorkerId = workerId
	return slf
}

func (slf *MentorSearch) SetMonth(month string) *MentorSearch {
	slf.Month = month
	return slf
}

func (slf *MentorSearch) build() *gorm.DB {
	var db = slf.Orm.Table(slf.TableName())

	if slf.Keyword != "" {
		kw := "%" + slf.Keyword + "%"
		db = db.Joins("Worker").Where("silk_mentor.worker_id LIKE ? or Worker.name LIKE ?", kw, kw)
	}

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

	if slf.Preload {
		db = db.Model(&Mentor{}).Preload("Worker")
	}

	if slf.Fields != "" {
		db = db.Select(slf.Fields)
	}

	if slf.WorkerId != "" {
		db = db.Where("worker_id = ?", slf.WorkerId)
	}

	if slf.Month != "" {
		db = db.Where("month = ?", slf.Month)
	}

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

	return db
}

// Create 单条插入
func (slf *MentorSearch) Create(record *Mentor) 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 *MentorSearch) CreateBatch(records []*Mentor) 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 *MentorSearch) Save(record *Mentor) error {
	var db = slf.build()

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

	return nil
}

func (slf *MentorSearch) Update(record *Mentor) error {
	var db = slf.build()

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

	return nil
}

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

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

	return nil
}

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

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

	return record, nil
}

func (slf *MentorSearch) Find() ([]*Mentor, int64, error) {
	var (
		records = make([]*Mentor, 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 *MentorSearch) FindNotTotal() ([]*Mentor, error) {
	var (
		records = make([]*Mentor, 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 *MentorSearch) FindByQuery(query string, args []interface{}) ([]*Mentor, int64, error) {
	var (
		records = make([]*Mentor, 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 *MentorSearch) FindByQueryNotTotal(query string, args []interface{}) ([]*Mentor, error) {
	var (
		records = make([]*Mentor, 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 *MentorSearch) Count() (int64, error) {
	var (
		total int64
		db    = slf.build()
	)

	if err := db.Count(&total).Error; err != nil {
		return total, fmt.Errorf("find count err: %v", err)
	}
	return total, nil
}