houston-be/service/utils/validations.go

package service

import (
	"errors"
	service "houston/service/request"
	"strconv"
)

func ValidatePage(pageSize, pageNumber string) (int64, int64, error) {
	pageSizeInteger, err := strconv.ParseInt(pageSize, 0, 64)
	if err != nil {
		pageSizeInteger = 10
	}
	pageNumberInteger, err := strconv.ParseInt(pageNumber, 0, 64)
	if err != nil {
		pageNumberInteger = 0
	}

	if pageSizeInteger == 0 {
		return 0, 0, errors.New("page size cannot be zero")
	}

	return pageSizeInteger, pageNumberInteger, nil
}

func ValidateUpdateIncidentRequest(request service.UpdateIncidentRequest, userEmail string) error {
	if userEmail == "" {
		return errors.New("user email header missing in update request")
	}
	if request.Id == 0 {
		return errors.New("id should be present in update request")
	}
	if request.SeverityId == "" && request.Status == "" && request.TeamId == "" {
		return errors.New("update request should contain atleast one field to update")
	}
	return nil
}

func ValidateCreateIncidentRequest(request service.CreateIncidentRequest) error {
	if request.Title == "" || request.Description == "" {
		return errors.New("title and description should be present in create request")
	}
	if request.CreatedBy == "" {
		return errors.New("created By should be present")
	}
	return nil
}

func ValidateUpdateTeamRequest(request service.UpdateTeamRequest) error {
	if request.Id == 0 {
		return errors.New("id should be present in update request")
	}
	if request.WorkEmailIds == nil || len(request.WorkEmailIds) == 0 {
		request.WorkEmailIds = []string{}
	}
	if request.SlackUserIds == nil || len(request.SlackUserIds) == 0 {
		request.SlackUserIds = []string{}
	}
	return nil
}

func ValidateUpdateSeverityRequest(request service.UpdateSeveritiesRequest) error {
	for _, severity := range request.Severities {
		if severity.Id == 0 {
			return errors.New("id should be present to update severity")
		}
	}
	return nil
}