// Package gen
// @Link  https://github.com/xiujiecn/xiu-admin
// @Copyright  Copyright (c) 2026 LiXiujie
// @Author  Lxj <xxx@example.com>
// @License  https://github.com/xiujiecn/xiu-admin/blob/master/LICENSE
// @AutoGenerate Version
package common

import (
	"context"
	"fmt"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/dao"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/library/contexts"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/library/websocket"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/library/xgorm"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/library/xgorm/handler"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/library/xgorm/hook"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/model"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/model/do"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/model/entity"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/internal/service"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/utility/convert"
	"git.5iot.com/iotlcm-public/iotlcm-admin-svr/utility/excel"
	"strings"
	"unicode/utf8"

	"github.com/gogf/gf/v2/database/gdb"
	"github.com/gogf/gf/v2/encoding/gjson"
	"github.com/gogf/gf/v2/errors/gerror"
	"github.com/gogf/gf/v2/frame/g"
	"github.com/gogf/gf/v2/os/gctx"
	"github.com/gogf/gf/v2/os/gtime"
	"github.com/gogf/gf/v2/util/gconv"
)

type sCommonTWoCommunication struct{}

func NewCommonTWoCommunication() *sCommonTWoCommunication {
	return &sCommonTWoCommunication{}
}

func init() {
	service.RegisterCommonTWoCommunication(NewCommonTWoCommunication())
}

func (s *sCommonTWoCommunication) Model(ctx context.Context, option ...*handler.Option) *gdb.Model {
	if len(option) == 0 {
		option = append(option, &handler.Option{
			FilterTenant: true,
			FilterAuth:   true,
		})
	}
	return handler.Model(dao.TWoCommunication.Ctx(ctx), option...)
}
func (s *sCommonTWoCommunication) List(ctx context.Context, in *model.TWoCommunicationListParam) (list []*model.TWoCommunicationListModel, totalCount int, err error) {
	if in == nil || strings.TrimSpace(in.WoNo) == "" {
		return nil, 0, gerror.New("请指定工单编号")
	}
	if _, err = getWorkOrder(ctx, in.WoNo); err != nil {
		return nil, 0, err
	}
	mod := s.Model(ctx, &handler.Option{
		FilterTenant: true,
		FilterAuth:   false,
	})
	mod = mod.Fields(model.TWoCommunicationListModel{})

	if in.WoNo != "" {
		mod = mod.Where(dao.TWoCommunication.Columns().WoNo, in.WoNo)
	}
	if len(in.CreatedAt) == 2 {
		in.CreatedAt[1] = in.CreatedAt[1].EndOfDay()
		mod = mod.WhereBetween(dao.TWoCommunication.Columns().CreatedAt, in.CreatedAt[0], in.CreatedAt[1])
	}

	mod = mod.Page(in.Page, in.PageSize)
	mod = mod.OrderDesc(dao.TWoCommunication.Columns().Id)
	mod = mod.Hook(hook.MemberSummary)

	if err = mod.ScanAndCount(&list, &totalCount, false); err != nil {
		err = gerror.Wrap(err, "get work order communication list failed")
		return
	}
	return
}

func (s *sCommonTWoCommunication) Export(ctx context.Context, in *model.TWoCommunicationListParam) (err error) {
	list, totalCount, err := s.List(ctx, in)
	if err != nil {
		return
	}
	tags, err := convert.GetEntityDescTags(model.TWoCommunicationExportModel{})
	if err != nil {
		return
	}

	var (
		fileName  = "export-work-order-communication-" + gctx.CtxId(ctx)
		sheetName = fmt.Sprintf("total %v rows, %v pages, page %v, current %v rows", totalCount, (totalCount+in.PageSize-1)/in.PageSize, in.Page, len(list))
		exports   []model.TWoCommunicationExportModel
	)

	if err = gconv.Scan(list, &exports); err != nil {
		return
	}

	err = excel.ExportByStructs(ctx, tags, exports, fileName, sheetName)
	return
}

func (s *sCommonTWoCommunication) Edit(ctx context.Context, in *model.TWoCommunicationEditParam) (err error) {
	if err = xgorm.IsUnique(ctx, &dao.TWoCommunication, g.Map{dao.TWoCommunication.Columns().CommNo: in.CommNo}, "communication number exists", in.Id); err != nil {
		return
	}
	return g.DB().Transaction(ctx, func(ctx context.Context, tx gdb.TX) (err error) {
		if in.Id > 0 {
			updatedBy := contexts.GetUserId(ctx)
			in.UpdatedBy = &updatedBy
			in.UpdatedAt = gtime.Now()
			if _, err = s.Model(ctx).
				Fields(model.TWoCommunicationUpdateFields{}).
				WherePri(in.Id).Data(in).Update(); err != nil {
				err = gerror.Wrap(err, "update work order communication failed")
			}
			return
		}

		tenantId := contexts.GetTenantId(ctx)
		in.TenantId = &tenantId
		createdDept := contexts.GetDeptId(ctx)
		in.CreatedDept = &createdDept
		createdBy := contexts.GetUserId(ctx)
		in.CreatedBy = &createdBy
		in.CreatedAt = gtime.Now()
		if _, err = s.Model(ctx, &handler.Option{FilterAuth: false}).
			Fields(model.TWoCommunicationInsertFields{}).
			Data(in).Insert(); err != nil {
			err = gerror.Wrap(err, "create work order communication failed")
		}
		return
	})
}

// CreateInitialMessage 创建工单时同步生成首条沟通消息。
func (s *sCommonTWoCommunication) CreateInitialMessage(ctx context.Context, tx gdb.TX, in *model.TWoCommunicationInitialMessageParam) error {
	if in == nil {
		return gerror.New("invalid request")
	}
	if in.WoNo == "" {
		return gerror.New("work order number cannot be empty")
	}
	if in.Content == "" {
		return nil
	}
	now := in.CreatedAt
	if now == nil {
		now = gtime.Now()
	}
	columns := dao.TWoCommunication.Columns()
	data := g.Map{
		columns.WoNo:         in.WoNo,
		columns.CommType:     in.CommType,
		columns.SenderType:   in.SenderType,
		columns.SenderDeptId: in.SenderDeptId,
		columns.SenderUserId: in.SenderUserId,
		columns.SenderName:   in.SenderName,
		columns.Content:      in.Content,
		columns.CommTime:     now,
		columns.TenantId:     in.TenantId,
		columns.CreatedDept:  in.CreatedDept,
		columns.CreatedBy:    in.CreatedBy,
		columns.CreatedAt:    now,
		columns.UpdatedBy:    in.CreatedBy,
		columns.UpdatedAt:    now,
	}
	if len(in.AttachmentUrls) > 0 {
		data[columns.AttachmentUrls] = gjson.New(in.AttachmentUrls)
	}
	if _, err := tx.Ctx(ctx).Model(dao.TWoCommunication.Table()).Data(data).Insert(); err != nil {
		return gerror.Wrap(err, "create initial work order communication failed")
	}
	return nil
}

func (s *sCommonTWoCommunication) Message(ctx context.Context, in *model.TWoMainMessageParam) (err error) {
	if in == nil {
		return gerror.New("invalid request")
	}
	err = g.DB().Transaction(ctx, func(ctx context.Context, tx gdb.TX) (err error) {
		current, err := getWorkOrder(ctx, in.WoNo)
		if err != nil {
			return err
		}

		tenantId := contexts.GetTenantId(ctx)
		createdDept := contexts.GetDeptId(ctx)
		createdBy := contexts.GetUserId(ctx)
		senderName := contexts.GetUserName(ctx)

		// 处理文件上传
		if in.File != nil {
			ossResult, err := service.SysOss().Upload(ctx, &model.SysOssUploadParam{
				File:        in.File,
				FileType:    "file",
				NewFileType: 0,
			})
			if err != nil {
				return gerror.Wrap(err, "file upload failed")
			}
			if ossResult != nil && ossResult.Url != "" {
				in.AttachmentUrls = append(in.AttachmentUrls, ossResult.Url)
			}
		}

		// 写入前核对终态；发送人由当前登录用户确定。
		if current.CurrentStatus == 4 || current.CurrentStatus == 5 {
			return gerror.New("已完结或已取消的工单不能回复")
		}
		content := strings.TrimSpace(in.Content)
		for _, attachment := range in.AttachmentUrls {
			var file *entity.SysOss
			columns := dao.SysOss.Columns()
			if err = dao.SysOss.Ctx(ctx).Where(columns.TenantId, tenantId).Where(columns.CreatedBy, createdBy).Where(columns.Url, attachment).Scan(&file); err != nil {
				return gerror.Wrap(err, "校验工单附件失败")
			}
			if file == nil || file.OssId == 0 || file.FileSize > 10*1024*1024 {
				return gerror.New("附件不存在、不属于当前用户或超过10MB")
			}
		}
		if content == "" && len(in.AttachmentUrls) == 0 {
			return gerror.New("请输入内容或上传附件")
		}
		if utf8.RuneCountInString(content) > 2000 || len(in.AttachmentUrls) > 6 {
			return gerror.New("内容最多2000字，附件最多6个")
		}
		isCreator := current.CreatorUserId == createdBy
		commType := 0
		if isCreator {
			commType = 1
		}
		now := gtime.Now()
		communication := do.TWoCommunication{WoNo: current.WoNo, CommType: commType, SenderDeptId: createdDept, SenderUserId: createdBy, SenderName: senderName, Content: content, TenantId: tenantId, CreatedDept: createdDept, CreatedBy: createdBy, UpdatedBy: createdBy}
		communication.CommNo = fmt.Sprintf("comm%d", gtime.TimestampNano())
		communication.WoId = current.Id
		communication.CommTime = now
		if isCreator {
			communication.SenderType = current.CreatorType
		} else {
			communication.SenderType = 2
		}
		if len(in.AttachmentUrls) > 0 {
			communication.AttachmentUrls = gjson.New(in.AttachmentUrls)
		}
		if _, err = dao.TWoCommunication.Ctx(ctx).TX(tx).Data(communication).Insert(); err != nil {
			return gerror.Wrap(err, "保存工单回复失败")
		}
		update := do.TWoMain{UpdatedBy: createdBy}
		// 创建人在待确认阶段继续反馈视为未解决；客服补充回复不重新打开工单。
		if isCreator && current.CurrentStatus == workOrderStatusResolved {
			update.CurrentStatus = workOrderStatusProcessing
			if err = service.CommonTWoRecord().AddOperation(ctx, &model.TWoRecordAddOperationParam{WoNo: current.WoNo, OperationType: workOrderOperationProcess, BeforeStatus: workOrderStatusResolved, AfterStatus: workOrderStatusProcessing}); err != nil {
				return err
			}
		}
		if !isCreator && current.FirstResponseTime == nil {
			update.FirstResponseTime = now
		}
		if _, err = dao.TWoMain.Ctx(ctx).TX(tx).Where(dao.TWoMain.Columns().Id, current.Id).Where(dao.TWoMain.Columns().TenantId, tenantId).Where(dao.TWoMain.Columns().CurrentStatus, current.CurrentStatus).Data(update).Update(); err != nil {
			return gerror.Wrap(err, "更新工单失败")
		}
		if !isCreator {
			if err = saveWorkOrderNotice(ctx, tx, &current, createdBy, "工单收到回复", content); err != nil {
				return err
			}
		}

		return nil
	})
	if err != nil {
		return err
	}

	wsTag := "ws:tag:wo:communication:" + in.WoNo
	g.Log().Infof(ctx, "work order communication websocket broadcast tag:%s count:%d", wsTag, websocket.GetTagCount(wsTag))
	websocket.SendToTag(wsTag, &websocket.WResponse{
		Event: "ws:event:wo:communication:message",
		Data: g.Map{
			"woNo": in.WoNo,
		},
	})
	return nil
}
func (s *sCommonTWoCommunication) Delete(ctx context.Context, in *model.TWoCommunicationDeleteParam) (err error) {
	if _, err = s.Model(ctx).WherePri(in.Id).Unscoped().Delete(); err != nil {
		err = gerror.Wrap(err, "delete work order communication failed")
		return
	}
	return
}

func (s *sCommonTWoCommunication) View(ctx context.Context, in *model.TWoCommunicationViewParam) (res *model.TWoCommunicationViewModel, err error) {
	if err = s.Model(ctx).WherePri(in.Id).Hook(hook.MemberSummary).Scan(&res); err != nil {
		err = gerror.Wrap(err, "get work order communication failed")
		return
	}
	return
}