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