evalphobia/aws-sdk-go-v2-wrapper

package pinpoint

import (
    "context"

    "github.com/evalphobia/aws-sdk-go-v2-wrapper/errors"
)

// XExistsApp checks if the application already exists or not.
func (svc *Pinpoint) XExistsApp(ctx context.Context, appID string) (bool, error) {
    _, err := svc.GetApp(ctx, GetAppRequest{
        ApplicationID: appID,
    })
    if err == nil {
        return true, nil
    }

    if e, ok := err.(errors.ErrorData); ok {
        if e.GetAWSErrCode() == "NotFoundException" {
            return false, nil
        }
    }
    return false, err
}

// XGetAppIDByName searches app by name and returns its ID.
func (svc *Pinpoint) XGetAppIDByName(ctx context.Context, appName string) (appID string, err error) {
    nextToken := ""
    for {
        resp, err := svc.GetApps(ctx, GetAppsRequest{
            PageSize: "1000",
            Token:    nextToken,
        })
        if err != nil {
            return "", err
        }
        for _, v := range resp.Item {
            if v.Name == appName {
                return v.ID, nil
            }
        }
        if resp.NextToken == "" {
            return "", nil
        }
        nextToken = resp.NextToken
    }
}