ekristen/aws-nuke

package resources

import (
    "context"

    "github.com/gotidy/ptr"
    "github.com/sirupsen/logrus"

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

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

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

const ComprehendDocumentClassifierResource = "ComprehendDocumentClassifier"

func init() {
    registry.Register(&registry.Registration{
        Name:     ComprehendDocumentClassifierResource,
        Scope:    nuke.Account,
        Resource: &ComprehendDocumentClassifier{},
        Lister:   &ComprehendDocumentClassifierLister{},
    })
}

type ComprehendDocumentClassifierLister struct{}

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

    svc := comprehend.New(opts.Session)

    params := &comprehend.ListDocumentClassifiersInput{}
    resources := make([]resource.Resource, 0)

    for {
        resp, err := svc.ListDocumentClassifiers(params)
        if err != nil {
            return nil, err
        }
        for _, documentClassifier := range resp.DocumentClassifierPropertiesList {
            resources = append(resources, &ComprehendDocumentClassifier{
                svc:                svc,
                documentClassifier: documentClassifier,
            })
        }

        if resp.NextToken == nil {
            break
        }

        params.NextToken = resp.NextToken
    }

    return resources, nil
}

type ComprehendDocumentClassifier struct {
    svc                *comprehend.Comprehend
    documentClassifier *comprehend.DocumentClassifierProperties
}

func (ce *ComprehendDocumentClassifier) Remove(_ context.Context) error {
    switch ptr.ToString(ce.documentClassifier.Status) {
    case comprehend.ModelStatusInError, comprehend.ModelStatusTrained:
        logrus.Infof("ComprehendDocumentClassifier deleteDocumentClassifier arn=%s status=%s",
            *ce.documentClassifier.DocumentClassifierArn, *ce.documentClassifier.Status)

        _, err := ce.svc.DeleteDocumentClassifier(&comprehend.DeleteDocumentClassifierInput{
            DocumentClassifierArn: ce.documentClassifier.DocumentClassifierArn,
        })
        return err
    case comprehend.ModelStatusSubmitted, comprehend.ModelStatusTraining:
        logrus.Infof("ComprehendDocumentClassifier stopTrainingDocumentClassifier arn=%s status=%s",
            *ce.documentClassifier.DocumentClassifierArn, *ce.documentClassifier.Status)

        _, err := ce.svc.StopTrainingDocumentClassifier(&comprehend.StopTrainingDocumentClassifierInput{
            DocumentClassifierArn: ce.documentClassifier.DocumentClassifierArn,
        })
        return err
    default:
        logrus.Infof("ComprehendDocumentClassifier already deleting arn=%s status=%s",
            *ce.documentClassifier.DocumentClassifierArn, *ce.documentClassifier.Status)
        return nil
    }
}

func (ce *ComprehendDocumentClassifier) Properties() types.Properties {
    properties := types.NewProperties()
    properties.Set("LanguageCode", ce.documentClassifier.LanguageCode)
    properties.Set("DocumentClassifierArn", ce.documentClassifier.DocumentClassifierArn)

    return properties
}

func (ce *ComprehendDocumentClassifier) String() string {
    return *ce.documentClassifier.DocumentClassifierArn
}