package docker

import (
	"fmt"

	"github.com/pulumi/pulumi-docker/sdk/v3/go/docker"
	"github.com/pulumi/pulumi/sdk/v3/go/pulumi"
)

// DockerImageInput is the configuration
// used to create the local Gitea docker
// image.
type DockerImageInput struct {
	BuildContext pulumi.StringInput
	Dockerfile   pulumi.StringInput
	ImageName    pulumi.StringInput
	ImageTag     pulumi.StringInput
	UniqueLabel  string
}

// DockerImageOutput contains the details
// of the generated Docker image.
type DockerImageOutput struct {
	ImageName pulumi.StringOutput
}

// CreateDockerImage creates a local Docker image.
func CreateImage(ctx *pulumi.Context, c DockerImageInput) (DockerImageOutput, error) {
	var output DockerImageOutput

	args := docker.ImageArgs{
		ImageName: pulumi.Sprintf("%s:%s", c.ImageName, c.ImageTag),
		SkipPush:  pulumi.Bool(true),
		Build: docker.DockerBuildArgs{
			Context:    c.BuildContext,
			Dockerfile: c.Dockerfile,
		},
	}

	i, err := docker.NewImage(ctx, fmt.Sprintf("%s_image", c.UniqueLabel), &args)
	if err != nil {
		return output, fmt.Errorf("unable to create the Docker image for %s...\n%w", c.UniqueLabel, err)
	}

	output = DockerImageOutput{
		ImageName: i.BaseImageName,
	}

	return output, nil
}