package models

import (
	"fmt"
	"oppmg/utils"
	"time"

	"github.com/astaxie/beego/orm"
)

type DepartmentCharge struct {
	Id            int64     `orm:"column(id);auto"`
	CompanyId     int64     `orm:"column(company_id)" description:"公司id"`
	DepartmentId  int64     `orm:"column(department_id)" description:"部门id"`
	UserCompanyId int64     `orm:"column(user_company_id)" description:"用户id"`
	CreateTime    time.Time `orm:"column(create_time);type(timestamp)"`
	Enabled       int8      `orm:"column(enabled)"`
}

func (t *DepartmentCharge) TableName() string {
	return "department_charge"
}

func init() {
	orm.RegisterModel(new(DepartmentCharge))
}

const (
	DEPARTMENT_CHARGE_ENABLE_YES int8 = 1
	DEPARTMENT_CHARGE_ENABLE_NO  int8 = 2
)

// AddDepartmentCharge insert a new DepartmentCharge into database and returns
// last inserted Id on success.
func AddDepartmentCharge(m *DepartmentCharge, o orm.Ormer) (id int64, err error) {
	id, err = o.Insert(m)
	return
}

// UpdateDepartmentCharge updates DepartmentCharge by Id and returns error if
// the record to be updated doesn't exist
func UpdateDepartmentChargeById(m *DepartmentCharge) (err error) {
	o := orm.NewOrm()
	v := DepartmentCharge{Id: m.Id}
	// ascertain id exists in the database
	if err = o.Read(&v); err == nil {
		var num int64
		if num, err = o.Update(m); err == nil {
			fmt.Println("Number of records updated in database:", num)
		}
	}
	return
}

func GetDepartmentCharge(departmentId int64) ([]DepartmentCharge, error) {
	var (
		data []DepartmentCharge
		err  error
	)
	o := orm.NewOrm()
	_, err = o.QueryTable(&DepartmentCharge{}).
		Filter("department_id", departmentId).
		Filter("enabled", 1).
		All(&data)
	if err == orm.ErrNoRows {
		return data, nil
	}
	return data, err
}

//ChangeDepartmentCharge 变更部门的主管
func ChangeDepartmentCharge(companyId int64, departmentId int64, userCompanyid []int64, om orm.Ormer) error {
	var (
		err          error
		charges      []DepartmentCharge
		oldChargeIds []int64
	)
	charges, err = GetDepartmentCharge(departmentId)
	if err != nil {
		return fmt.Errorf("获取部门主管数据失败：%s", err)
	}
	for _, v := range charges {
		oldChargeIds = append(oldChargeIds, v.Id)
	}
	var (
		delIds     []int64
		addIds     []int64
		addCharges []DepartmentCharge
	)
	delIds = utils.ArrayInt64Diff(oldChargeIds, userCompanyid)
	addIds = utils.ArrayInt64Diff(userCompanyid, oldChargeIds)
	nowTime := time.Now()
	for _, v := range addIds {
		m := DepartmentCharge{
			CompanyId:     companyId,
			UserCompanyId: v,
			DepartmentId:  departmentId,
			Enabled:       DEPARTMENT_CHARGE_ENABLE_YES,
			CreateTime:    nowTime,
		}
		addCharges = append(addCharges, m)

	}
	if len(delIds) > 0 {
		_, err = om.QueryTable(&DepartmentCharge{}).
			Filter("department_id", departmentId).
			Filter("user_company_id__in", delIds).
			Update(orm.Params{
				"enable": DEPARTMENT_CHARGE_ENABLE_NO,
			})
		if err != nil {
			return fmt.Errorf("更新department_charge数据失败,err:%s", err)
		}
	}
	if len(addCharges) > 0 {
		_, err = om.InsertMulti(10, addCharges)
		if err != nil {
			return fmt.Errorf("添加department_charge数据失败,err:%s", err)
		}
	}

	return nil
}