guard/internal/model/role_permission_model.go

package model

import (
	"context"
	"fmt"
	"github.com/zeromicro/go-zero/core/stores/sqlc"
	"github.com/zeromicro/go-zero/core/stores/sqlx"
)

var _ RolePermissionModel = (*customRolePermissionModel)(nil)

type (
	// RolePermissionModel is an interface to be customized, add more methods here,
	// and implement the added methods in customRolePermissionModel.
	RolePermissionModel interface {
		rolePermissionModel
		FindOneByRoleID(ctx context.Context, roleID string) ([]*RolePermission, error)
	}

	customRolePermissionModel struct {
		*defaultRolePermissionModel
	}
)

// NewRolePermissionModel returns a model for the database table.
func NewRolePermissionModel(conn sqlx.SqlConn) RolePermissionModel {
	return &customRolePermissionModel{
		defaultRolePermissionModel: newRolePermissionModel(conn),
	}
}

func (m *customRolePermissionModel) FindOneByRoleID(ctx context.Context, roleID string) ([]*RolePermission, error) {
	var resp []*RolePermission
	query := fmt.Sprintf("select %s from %s where `role_id` = ?", userRoleRows, m.table)
	err := m.conn.QueryRowsCtx(ctx, &resp, query, roleID)
	switch err {
	case nil:
		return resp, nil
	case sqlc.ErrNotFound:
		return nil, ErrNotFound
	default:
		return nil, err
	}
}