package svc

import (
	enum2 "applet/app/admin/enum"
	"applet/app/admin/md"
	"applet/app/db"
	"applet/app/db/model"
)

func EnterpriseList(admin model.Admin, req md.EnterpriseListReq) (m []model.Enterprise, total int64, err error) {
	sess := db.Db.Desc("id")
	if admin.IsSuperAdministrator != enum2.IsSuperAdministratorTure {
		adminWithEnterpriseDb := db.AdminWithEnterpriseDb{}
		adminWithEnterpriseDb.Set()
		adminWithEnterprise, err1 := adminWithEnterpriseDb.FindAdminWithEnterprise(admin.AdmId)
		if err1 != nil {
			return nil, 0, err1
		}
		var enterPriseIds []int
		for _, v1 := range *adminWithEnterprise {
			enterPriseIds = append(enterPriseIds, v1.EnterpriseId)
		}
		if len(enterPriseIds) == 0 {
			return
		}
		sess.In("id", enterPriseIds)
	}
	sess.Limit(req.Limit, (req.Page-1)*req.Limit)
	if req.Name != "" {
		sess.And("name like ?", "%"+req.Name+"%")
	}
	if req.Kind != 0 {
		sess.And("kind = ?", req.Kind)
	}
	total, err = sess.FindAndCount(&m)
	if err != nil {
		return
	}
	return
}

func EnterpriseDetail(enterpriseId int) (data md.EnterpriseDetailResp, err error) {
	//1、查找所在单位
	enterpriseDb := db.EnterpriseDb{}
	enterpriseDb.Set()
	enterprise, err := enterpriseDb.GetEnterprise(enterpriseId)
	if err != nil {
		return
	}
	data.Enterprise = *enterprise

	//2、查找对应学段
	periodDb := db.PeriodDb{}
	periodDb.Set(enterpriseId)
	gradeDb := db.GradeDb{}
	gradeDb.Set(enterpriseId)
	classDb := db.ClassDb{}

	periodList, err := periodDb.FindPeriod()
	if err != nil {
		return
	}

	for _, v := range *periodList {
		//3、查找对应年级
		gradeList, err1 := gradeDb.FindGradeByPeriodId(v.Id)
		if err1 != nil {
			return
		}

		var tmpGradeListStruct []md.GradeListStruct
		for _, v1 := range *gradeList {
			//3、查找对应班级
			classDb.Set(v1.Id)
			classes, err2 := classDb.FindClass()
			if err2 != nil {
				err = err2
				return
			}
			tmpGradeListStruct = append(tmpGradeListStruct, md.GradeListStruct{
				Grade:     v1,
				ClassList: *classes,
			})
		}

		data.PeriodList = append(data.PeriodList, md.PeriodListStruct{
			Period:    v,
			GradeList: tmpGradeListStruct,
		})
	}

	return
}

func EnterpriseDelete(enterpriseIds []int) (err error) {
	session := db.Db.NewSession()
	defer session.Close()
	session.Begin()
	//1、删除所在单位
	enterpriseDb := db.EnterpriseDb{}
	enterpriseDb.Set()
	_, err = enterpriseDb.EnterpriseDeleteBySession(session, enterpriseIds)
	if err != nil {
		_ = session.Rollback()
		return
	}

	//2、删除年级
	gradeDb := db.GradeDb{}
	gradeDb.Set(0)
	_, err = gradeDb.ClassDeleteBySessionForEnterprise(session, enterpriseIds)
	if err != nil {
		_ = session.Rollback()
		return
	}

	//3、删除班级
	classDb := db.ClassDb{}
	classDb.Set(0)
	_, err = classDb.ClassDeleteBySessionForEnterprise(session, enterpriseIds)
	if err != nil {
		_ = session.Rollback()
		return
	}

	return session.Commit()
}