ekristen/aws-nuke

package resources

import (
    "context"
    "fmt"

    "github.com/gotidy/ptr"

    "github.com/aws/aws-sdk-go/aws"
    "github.com/aws/aws-sdk-go/service/appstream"

    "github.com/ekristen/libnuke/pkg/registry"
    "github.com/ekristen/libnuke/pkg/resource"

    "github.com/ekristen/aws-nuke/v3/pkg/nuke"
)

const AppStreamImageBuilderWaiterResource = "AppStreamImageBuilderWaiter"

func init() {
    registry.Register(&registry.Registration{
        Name:     AppStreamImageBuilderWaiterResource,
        Scope:    nuke.Account,
        Resource: &AppStreamImageBuilderWaiter{},
        Lister:   &AppStreamImageBuilderWaiterLister{},
    })
}

type AppStreamImageBuilderWaiterLister struct{}

func (l *AppStreamImageBuilderWaiterLister) List(_ context.Context, o interface{}) ([]resource.Resource, error) {
    opts := o.(*nuke.ListerOpts)

    svc := appstream.New(opts.Session)
    resources := make([]resource.Resource, 0)

    params := &appstream.DescribeImageBuildersInput{
        MaxResults: aws.Int64(100),
    }

    for {
        output, err := svc.DescribeImageBuilders(params)
        if err != nil {
            return nil, err
        }

        for _, imageBuilder := range output.ImageBuilders {
            resources = append(resources, &AppStreamImageBuilderWaiter{
                svc:   svc,
                name:  imageBuilder.Name,
                state: imageBuilder.State,
            })
        }

        if output.NextToken == nil {
            break
        }

        params.NextToken = output.NextToken
    }

    return resources, nil
}

type AppStreamImageBuilderWaiter struct {
    svc   *appstream.AppStream
    name  *string
    state *string
}

func (f *AppStreamImageBuilderWaiter) Remove(_ context.Context) error {
    return nil
}

func (f *AppStreamImageBuilderWaiter) String() string {
    return *f.name
}

func (f *AppStreamImageBuilderWaiter) Filter() error {
    if ptr.ToString(f.state) == appstream.ImageBuilderStateStopped {
        return fmt.Errorf("already stopped")
    } else if ptr.ToString(f.state) == appstream.ImageBuilderStateRunning {
        return fmt.Errorf("already running")
    } else if ptr.ToString(f.state) == appstream.ImageBuilderStateDeleting {
        return fmt.Errorf("already being deleted")
    }

    return nil
}