package service

import (
	"context"
	"fmt"

	contractdao "dashoo.cn/opms_parent/app/dao/contract"
	opsdevdao "dashoo.cn/opms_parent/app/dao/opsdev"
	contractmodel "dashoo.cn/opms_parent/app/model/contract"
	opsdevmodel "dashoo.cn/opms_parent/app/model/opsdev"
	"dashoo.cn/opms_parent/app/service"

	"dashoo.cn/opms_libary/myerrors"

	"github.com/gogf/gf/database/gdb"
	"github.com/gogf/gf/frame/g"
	"github.com/gogf/gf/os/gtime"
)

type ctrContractEventService struct {
	*service.ContextService
	Dao                    *contractdao.CtrContractEventDao
	ContractDao            *contractdao.CtrContractDao
	DeliveryEventDao       *opsdevdao.OpsDeliveryProjectEventDao
	DeliveryProjectDao     *opsdevdao.OpsDeliveryProjectDao
	OperationDao           *opsdevdao.OpsOperationEventDao
	DeliveryAttachmentDao  *opsdevdao.OpsDeliveryProjectEventAttachmentDao
	OperationAttachmentDao *opsdevdao.OpsOperationEventAttachmentDao
}

func NewCtrContractEventService(ctx context.Context) (*ctrContractEventService, error) {
	svc := &ctrContractEventService{}
	var err error
	if svc.ContextService, err = svc.Init(ctx); err != nil {
		return nil, err
	}
	svc.Dao = contractdao.NewCtrContractEventDao(svc.Tenant)
	svc.ContractDao = contractdao.NewCtrContractDao(svc.Tenant)
	svc.DeliveryEventDao = opsdevdao.NewOpsDeliveryProjectEventDao(svc.Tenant)
	svc.DeliveryProjectDao = opsdevdao.NewOpsDeliveryProjectDao(svc.Tenant)
	svc.OperationDao = opsdevdao.NewOpsOperationEventDao(svc.Tenant)
	svc.DeliveryAttachmentDao = opsdevdao.NewOpsDeliveryProjectEventAttachmentDao(svc.Tenant)
	svc.OperationAttachmentDao = opsdevdao.NewOpsOperationEventAttachmentDao(svc.Tenant)
	return svc, nil
}

func (s *ctrContractEventService) GetProjectByContractId(req *contractmodel.CtrContractEventGetProjectReq) (*contractmodel.CtrContractEventProjectRsp, error) {
	rsp := &contractmodel.CtrContractEventProjectRsp{}
	type projectRow struct {
		Id            int    `orm:"id"`
		ProjectStatus string `orm:"project_status"`
	}
	var project projectRow
	count, err := s.DeliveryProjectDao.
		Unscoped().
		Where("contract_id = ? AND deleted_time IS NULL", req.ContractId).
		Count(1)
	if err != nil {
		g.Log().Error(err)
		return nil, myerrors.DbError("查询交付项目失败")
	}
	if count == 0 {
		rsp.Found = false
		return rsp, nil
	}
	err = s.DeliveryProjectDao.
		Unscoped().
		Fields(s.DeliveryProjectDao.Columns.Id, s.DeliveryProjectDao.Columns.ProjectStatus).
		Where("contract_id = ? AND deleted_time IS NULL", req.ContractId).
		Limit(1).
		Scan(&project)
	if err != nil {
		g.Log().Error(err)
		return nil, myerrors.DbError("查询交付项目详情失败")
	}
	rsp.Found = true
	rsp.ProjectId = project.Id
	rsp.ProjectStatus = project.ProjectStatus
	if rsp.ProjectStatus == "50" {
		rsp.EventType = contractmodel.ContractEventTypeOperation
	} else {
		rsp.EventType = contractmodel.ContractEventTypeDelivery
	}
	return rsp, nil
}

func (s *ctrContractEventService) CreateProjectForContract(req *contractmodel.CtrContractEventCreateProjectReq) error {
	var contractInfo contractmodel.CtrContract
	err := s.ContractDao.WherePri(req.ContractId).Scan(&contractInfo)
	if err != nil {
		g.Log().Error(err)
		return myerrors.DbError("查询合同信息失败")
	}
	if contractInfo.Id <= 0 {
		return myerrors.TipsError("合同不存在")
	}

	count, err := s.DeliveryProjectDao.
		Unscoped().
		Where("contract_id = ? AND deleted_time IS NULL", req.ContractId).
		Count(1)
	if err != nil {
		g.Log().Error(err)
		return myerrors.DbError("查询交付项目失败")
	}
	if count > 0 {
		return nil
	}

	data := g.Map{
		"project_name":    contractInfo.ContractName,
		"project_status":  "50",
		"contract_id":     contractInfo.Id,
		"contract_no":     contractInfo.ContractCode,
		"cust_id":         contractInfo.CustId,
		"cust_name":       contractInfo.CustName,
		"product_line":    contractInfo.ProductLine,
		"sales_user_id":   contractInfo.InchargeId,
		"sales_user_name": contractInfo.InchargeName,
		"sales_region_id": contractInfo.CustCityId,
		"delivery_node":   "05",
	}
	service.SetCreatedInfo(data, s.GetCxtUserId(), s.GetCxtUserName())
	_, err = s.DeliveryProjectDao.Data(data).Insert()
	if err != nil {
		g.Log().Error(err)
		return myerrors.DbError("创建交付项目失败")
	}
	return nil
}

func (s *ctrContractEventService) GetList(req *contractmodel.CtrContractEventSearchReq) (total int, list []*contractmodel.CtrContractEventRsp, err error) {
	baseQuery := s.Dao.DB.Model("ctr_contract_event a").
		LeftJoin("ops_delivery_project_event b", "a.event_type='10' AND a.event_id = b.id AND b.deleted_time IS NULL").
		LeftJoin("ops_operation_event c", "a.event_type='20' AND a.event_id = c.id AND c.deleted_time IS NULL").
		Unscoped().
		Where("a.deleted_time IS NULL")

	if req.ContractId != 0 {
		baseQuery = baseQuery.Where("a.contract_id = ?", req.ContractId)
	}
	if req.EventType != "" {
		baseQuery = baseQuery.Where("a.event_type = ?", req.EventType)
	}
	if req.EventTitle != "" {
		likestr := fmt.Sprintf("%%%s%%", req.EventTitle)
		baseQuery = baseQuery.Where("(b.delivery_event_title LIKE ? OR c.event_title LIKE ?)", likestr, likestr)
	}
	if len(req.EventStatus) > 0 {
		baseQuery = baseQuery.Where("COALESCE(b.delivery_event_status, c.event_status) IN (?)", req.EventStatus)
	}
	if req.FeedbackReporter != "" {
		likestr := fmt.Sprintf("%%%s%%", req.FeedbackReporter)
		baseQuery = baseQuery.Where("(b.feedback_reporter LIKE ? OR c.feedback_reporter LIKE ?)", likestr, likestr)
	}
	if req.FeedbackDateStart != "" {
		baseQuery = baseQuery.Where("(b.feedback_date >= ? OR c.feedback_date >= ?)", req.FeedbackDateStart, req.FeedbackDateStart)
	}
	if req.FeedbackDateEnd != "" {
		baseQuery = baseQuery.Where("(b.feedback_date <= ? OR c.feedback_date <= ?)", req.FeedbackDateEnd, req.FeedbackDateEnd)
	}
	if req.OpsUserName != "" {
		likestr := fmt.Sprintf("%%%s%%", req.OpsUserName)
		baseQuery = baseQuery.Where("(b.ops_user_name LIKE ? OR c.ops_user_name LIKE ?)", likestr, likestr)
	}

	total, err = baseQuery.Fields("a.id").Count()
	if err != nil {
		g.Log().Error(err)
		return 0, nil, myerrors.DbError("获取合同事件总行数失败")
	}

	pageSize := req.PageSize
	if pageSize <= 0 {
		pageSize = 10
	}
	page := req.GetPage()

	err = baseQuery.Fields(
		"a.id as ctr_event_id",
		"a.event_id",
		"a.event_type",
		"a.contract_id",
		"a.contract_code",
		"a.contract_name",
		"a.cust_name",
		"COALESCE(b.delivery_event_title, c.event_title) as event_title",
		"COALESCE(b.delivery_event_no, c.event_no) as event_no",
		"COALESCE(b.delivery_event_type, c.event_type) as sub_event_type",
		"COALESCE(b.delivery_event_status, c.event_status) as event_status",
		"COALESCE(b.ops_user_name, c.ops_user_name) as ops_user_name",
		"COALESCE(b.feedback_reporter, c.feedback_reporter) as feedback_reporter",
		"COALESCE(b.feedback_date, c.feedback_date) as feedback_date",
		"COALESCE(b.complete_time, c.complete_time) as complete_time",
		"COALESCE(b.complete_desc, c.complete_desc) as complete_desc",
	).OrderDesc("a.id").Page(page, pageSize).Scan(&list)
	if err != nil {
		g.Log().Error(err)
		return 0, nil, myerrors.DbError("查询合同事件列表失败")
	}

	return total, list, nil
}

func (s *ctrContractEventService) Create(req *contractmodel.CtrContractEventAddReq) error {
	return s.Dao.Transaction(context.TODO(), func(ctx context.Context, tx *gdb.TX) error {
		var eventId int64
		var eventCode string
		var err error

		switch req.EventType {
		case contractmodel.ContractEventTypeOperation:
			eventId, eventCode, err = s.createOperationEvent(tx, req)
		case contractmodel.ContractEventTypeDelivery:
			eventId, eventCode, err = s.createDeliveryEvent(tx, req)
		default:
			return myerrors.TipsError("未知的事件类型")
		}
		if err != nil {
			return err
		}

		linkData := g.Map{
			"event_id":      eventId,
			"event_code":    eventCode,
			"event_type":    req.EventType,
			"contract_id":   req.ContractId,
			"contract_code": req.ContractCode,
			"contract_name": req.ContractName,
			"cust_id":       req.CustId,
			"cust_name":     req.CustName,
			"product_line":  req.ProductLine,
			"is_big":        req.IsBig,
			"incharge_id":   req.InchargeId,
			"incharge_name": req.InchargeName,
			"remark":        req.Remark,
		}
		service.SetCreatedInfo(linkData, s.GetCxtUserId(), s.GetCxtUserName())

		_, err = s.Dao.TX(tx).Data(linkData).Insert()
		if err != nil {
			g.Log().Error(err)
			return myerrors.DbError("新增合同事件关联记录失败")
		}
		return nil
	})
}

func (s *ctrContractEventService) createOperationEvent(tx *gdb.TX, req *contractmodel.CtrContractEventAddReq) (int64, string, error) {
	data := g.Map{
		"event_title":       req.EventTitle,
		"event_desc":        req.EventDesc,
		"event_type":        req.SubEventType,
		"priority_level":    req.PriorityLevel,
		"contract_id":       req.ContractId,
		"contract_name":     req.ContractName,
		"cust_id":           req.CustId,
		"cust_name":         req.CustName,
		"product_line":      req.ProductLine,
		"is_big":            req.IsBig,
		"is_ops":            "10",
		"feedback_reporter": req.FeedbackReporter,
		"feedback_source":   req.FeedbackSource,
		"event_status":      opsdevmodel.EventStatusProcessing,
		"event_no":          generateOperationEventNo(),
		"ops_user_id":       s.GetCxtUserId(),
		"ops_user_name":     s.GetCxtUserName(),
	}
	if req.FeedbackDate == "" {
		data["feedback_date"] = gtime.Now()
	} else {
		data["feedback_date"] = req.FeedbackDate
	}
	service.SetCreatedInfo(data, s.GetCxtUserId(), s.GetCxtUserName())

	result, err := s.OperationDao.TX(tx).Data(data).Insert()
	if err != nil {
		g.Log().Error(err)
		return 0, "", myerrors.DbError("创建运维事件失败")
	}
	id, _ := result.LastInsertId()

	if len(req.Attachments) > 0 {
		for _, att := range req.Attachments {
			attData := g.Map{
				"event_id":  id,
				"file_name": att.FileName,
				"file_url":  att.FileUrl,
				"file_type": att.FileType,
			}
			service.SetCreatedInfo(attData, s.GetCxtUserId(), s.GetCxtUserName())
			_, _ = s.OperationAttachmentDao.TX(tx).Data(attData).Insert()
		}
	}

	return id, fmt.Sprintf("OPS-%d", id), nil
}

func (s *ctrContractEventService) createDeliveryEvent(tx *gdb.TX, req *contractmodel.CtrContractEventAddReq) (int64, string, error) {
	var project opsdevmodel.OpsDeliveryProject
	err := s.DeliveryProjectDao.
		TX(tx).
		Fields(s.DeliveryProjectDao.Columns.Id).
		Where("contract_id = ? AND deleted_time IS NULL", req.ContractId).
		OrderDesc(s.DeliveryProjectDao.Columns.Id).
		Limit(1).
		Scan(&project)
	if err != nil {
		g.Log().Error(err)
		return 0, "", myerrors.DbError("查询交付项目失败")
	}
	if project.Id <= 0 {
		return 0, "", myerrors.TipsError("未找到对应交付项目，请先创建项目")
	}

	data := g.Map{
		"project_id":            project.Id,
		"delivery_event_title":  req.EventTitle,
		"delivery_event_desc":   req.EventDesc,
		"delivery_event_type":   req.SubEventType,
		"feedback_reporter":     req.FeedbackReporter,
		"feedback_source":       req.FeedbackSource,
		"delivery_event_status": opsdevmodel.DeliveryEventStatusProcessing,
		"delivery_event_no":     generateDeliveryEventNo(),
		"ops_user_id":           s.GetCxtUserId(),
		"ops_user_name":         s.GetCxtUserName(),
	}
	if req.FeedbackDate == "" {
		data["feedback_date"] = gtime.Now()
	} else {
		data["feedback_date"] = req.FeedbackDate
	}
	service.SetCreatedInfo(data, s.GetCxtUserId(), s.GetCxtUserName())

	result, err := s.DeliveryEventDao.TX(tx).Data(data).Insert()
	if err != nil {
		g.Log().Error(err)
		return 0, "", myerrors.DbError("创建交付事件失败")
	}
	id, _ := result.LastInsertId()

	if len(req.Attachments) > 0 {
		for _, att := range req.Attachments {
			attData := g.Map{
				"event_id":  id,
				"file_name": att.FileName,
				"file_url":  att.FileUrl,
				"file_type": att.FileType,
			}
			service.SetCreatedInfo(attData, s.GetCxtUserId(), s.GetCxtUserName())
			_, _ = s.DeliveryAttachmentDao.TX(tx).Data(attData).Insert()
		}
	}

	return id, fmt.Sprintf("DEL-%d", id), nil
}

func generateOperationEventNo() string {
	return fmt.Sprintf("OPS%s", gtime.Now().Format("YmdHis"))
}

func generateDeliveryEventNo() string {
	return fmt.Sprintf("DEL%s", gtime.Now().Format("YmdHis"))
}

func (s *ctrContractEventService) Cancel(req *contractmodel.CtrContractEventCancelReq) error {
	entity, err := s.Dao.WherePri(req.Id).One()
	if err != nil {
		g.Log().Error(err)
		return myerrors.DbError("查询合同事件登记数据失败")
	}
	if entity == nil {
		return myerrors.TipsError("合同事件登记数据不存在")
	}

	switch req.EventType {
	case contractmodel.ContractEventTypeDelivery:
		return s.cancelDeliveryEvent(req)
	case contractmodel.ContractEventTypeOperation:
		return s.cancelOperationEvent(req)
	default:
		return myerrors.TipsError("未知的事件类型")
	}
}

func (s *ctrContractEventService) cancelDeliveryEvent(req *contractmodel.CtrContractEventCancelReq) error {
	var event opsdevmodel.OpsDeliveryProjectEvent
	err := s.DeliveryEventDao.FieldsEx(s.DeliveryEventDao.Columns.DeletedTime).WherePri(req.EventId).Scan(&event)
	if err != nil {
		g.Log().Error(err)
		return myerrors.DbError("查询交付事件数据失败")
	}
	if event.Id <= 0 {
		return myerrors.TipsError("交付事件不存在")
	}
	if event.DeliveryEventStatus == opsdevmodel.DeliveryEventStatusClosed {
		return myerrors.TipsError("已关闭的事件不能作废")
	}
	if event.DeliveryEventStatus == opsdevmodel.DeliveryEventStatusCancelled {
		return myerrors.TipsError("该事件已作废")
	}

	return s.DeliveryEventDao.Transaction(context.TODO(), func(ctx context.Context, tx *gdb.TX) error {
		data := g.Map{
			s.DeliveryEventDao.Columns.DeliveryEventStatus: opsdevmodel.DeliveryEventStatusCancelled,
			s.DeliveryEventDao.Columns.Remark:              req.CancelReason,
		}
		service.SetUpdatedInfo(data, s.GetCxtUserId(), s.GetCxtUserName())

		_, err := s.DeliveryEventDao.TX(tx).FieldsEx(service.UpdateFieldEx...).Data(data).WherePri(req.EventId).Update()
		if err != nil {
			g.Log().Error(err)
			return myerrors.DbError("作废交付事件失败")
		}
		return nil
	})
}

func (s *ctrContractEventService) cancelOperationEvent(req *contractmodel.CtrContractEventCancelReq) error {
	var event opsdevmodel.OpsOperationEvent
	err := s.OperationDao.FieldsEx(s.OperationDao.Columns.DeletedTime).WherePri(req.EventId).Scan(&event)
	if err != nil {
		g.Log().Error(err)
		return myerrors.DbError("查询运维事件数据失败")
	}
	if event.Id <= 0 {
		return myerrors.TipsError("运维事件不存在")
	}
	if event.EventStatus == opsdevmodel.EventStatusClosed {
		return myerrors.TipsError("已关闭的事件不能作废")
	}

	data := g.Map{
		s.OperationDao.Columns.EventStatus: opsdevmodel.EventStatusClosed,
		s.OperationDao.Columns.Remark:      req.CancelReason,
	}
	service.SetUpdatedInfo(data, s.GetCxtUserId(), s.GetCxtUserName())

	_, err = s.OperationDao.FieldsEx(service.UpdateFieldEx...).Data(data).WherePri(req.EventId).Update()
	if err != nil {
		g.Log().Error(err)
		return myerrors.DbError("作废运维事件失败")
	}
	return nil
}