import "github.com/digitalocean/godo"

package main

import (
    "github.com/digitalocean/godo"
)

func main() {
    client := godo.NewFromToken("my-digitalocean-api-token")
}

dropletName := "super-cool-droplet"

createRequest := &godo.DropletCreateRequest{
    Name:   dropletName,
    Region: "nyc3",
    Size:   "s-1vcpu-1gb",
    Image: godo.DropletCreateImage{
        Slug: "ubuntu-20-04-x64",
    },
}

ctx := context.TODO()

newDroplet, _, err := client.Droplets.Create(ctx, createRequest)

if err != nil {
    fmt.Printf("Something bad happened: %s\n\n", err)
    return err
}

func DropletList(ctx context.Context, client *godo.Client) ([]godo.Droplet, error) {
    // create a list to hold our droplets
    list := []godo.Droplet{}

    // create options. initially, these will be blank
    opt := &godo.ListOptions{}
    for {
        droplets, resp, err := client.Droplets.List(ctx, opt)
        if err != nil {
            return nil, err
        }

        // append the current page's droplets to our list
        list = append(list, droplets...)

        // if we are at the last page, break out the for loop
        if resp.Links == nil || resp.Links.IsLastPage() {
            break
        }

        page, err := resp.Links.CurrentPage()
        if err != nil {
            return nil, err
        }

        // set the page we want for the next request
        opt.Page = page + 1
    }

    return list, nil
}

func ListRepositoriesV2(ctx context.Context, client *godo.Client, registryName string) ([]*godo.RepositoryV2, error) {
    // create a list to hold our registries
    list := []*godo.RepositoryV2{}

    // create options. initially, these will be blank
    opt := &godo.TokenListOptions{}
    for {
        repositories, resp, err := client.Registry.ListRepositoriesV2(ctx, registryName, opt)
        if err != nil {
            return nil, err
        }

        // append the current page's registries to our list
        list = append(list, repositories...)

        // if we are at the last page, break out the for loop
        if resp.Links == nil || resp.Links.IsLastPage() {
            break
        }

        // grab the next page token
        nextPageToken, err := resp.Links.NextPageToken()
        if err != nil {
            return nil, err
        }

        // provide the next page token for the next request
        opt.Token = nextPageToken
    }

    return list, nil
}