package mysqlkindboxreq import ( "context" "git.gocasts.ir/ebhomengo/niki/entity" paginationparam "git.gocasts.ir/ebhomengo/niki/param" errmsg "git.gocasts.ir/ebhomengo/niki/pkg/err_msg" richerror "git.gocasts.ir/ebhomengo/niki/pkg/rich_error" ) func (d DB) GetAllKindBoxReq(ctx context.Context, pagination paginationparam.PaginationRequest) ([]entity.KindBoxReq, paginationparam.PaginationResponse, error) { const op = "mysqlkindboxreq.GetAllKindBoxReq" // TODO: create getCount function var count uint rows, err := d.conn.Conn().QueryContext(ctx, "SELECT COUNT(*) FROM kind_box_reqs where deleted_at is null") if err != nil { return nil, paginationparam.PaginationResponse{}, richerror.New(op).WithMessage(errmsg.ErrorMsgSomethingWentWrong).WithErr(err).WithKind(richerror.KindUnexpected) } defer rows.Close() // Iterate through the rows (should only be one) and extract the count: for rows.Next() { err := rows.Scan(&count) if err != nil { panic(err) } } if rErr := rows.Err(); rErr != nil { return nil, paginationparam.PaginationResponse{}, richerror.New(op).WithErr(rErr). WithMessage(errmsg.ErrorMsgSomethingWentWrong).WithKind(richerror.KindUnexpected) } // TODO - add sort and filter rows, err = d.conn.Conn().QueryContext(ctx, "select * from kind_box_reqs where deleted_at is null limit ? offset ?", pagination.GetPageSize(), pagination.GetOffset()) if err != nil { return nil, paginationparam.PaginationResponse{}, richerror.New(op).WithMessage(errmsg.ErrorMsgSomethingWentWrong).WithErr(err).WithKind(richerror.KindUnexpected) } defer rows.Close() // An album slice to hold data from returned rows. var kindBoxReqs []entity.KindBoxReq // Loop through rows, using Scan to assign column data to struct fields. for rows.Next() { kindBoxReq, sErr := scanKindBoxReq(rows) if sErr != nil { return nil, paginationparam.PaginationResponse{}, richerror.New(op).WithErr(sErr). WithMessage(errmsg.ErrorMsgCantScanQueryResult).WithKind(richerror.KindUnexpected) } kindBoxReqs = append(kindBoxReqs, kindBoxReq) } if rErr := rows.Err(); rErr != nil { return nil, paginationparam.PaginationResponse{}, richerror.New(op).WithErr(rErr). WithMessage(errmsg.ErrorMsgSomethingWentWrong).WithKind(richerror.KindUnexpected) } return kindBoxReqs, paginationparam.PaginationResponse{ PageSize: pagination.GetPageSize(), PageNumber: pagination.GetPageNumber(), Total: count, }, nil }