create.go

package create

import (
	"context"
	"encoding/json"
	"fmt"

	"github.com/goccy/go-yaml"
	"github.com/stackitcloud/stackit-cli/internal/pkg/args"
	cliErr "github.com/stackitcloud/stackit-cli/internal/pkg/errors"
	"github.com/stackitcloud/stackit-cli/internal/pkg/examples"
	"github.com/stackitcloud/stackit-cli/internal/pkg/flags"
	"github.com/stackitcloud/stackit-cli/internal/pkg/globalflags"
	"github.com/stackitcloud/stackit-cli/internal/pkg/print"
	"github.com/stackitcloud/stackit-cli/internal/pkg/services/runcommand/client"
	runcommandUtils "github.com/stackitcloud/stackit-cli/internal/pkg/services/runcommand/utils"

	"github.com/spf13/cobra"
	"github.com/stackitcloud/stackit-sdk-go/services/runcommand"
)

const (
	serverIdFlag            = "server-id"
	commandTemplateNameFlag = "template-name"
	paramsFlag              = "params"
)

type inputModel struct {
	*globalflags.GlobalFlagModel

	ServerId            string
	CommandTemplateName string
	Params              *map[string]string
}

func NewCmd(p *print.Printer) *cobra.Command {
	cmd := &cobra.Command{
		Use:   "create",
		Short: "Creates a Server Command",
		Long:  "Creates a Server Command.",
		Args:  args.NoArgs,
		Example: examples.Build(
			examples.NewExample(
				`Create a server command for server with ID "xxx", template name "RunShellScript" and a script from a file (using the @{...} format)`,
				`$ stackit beta server command create --server-id xxx --template-name=RunShellScript --params script='@{/path/to/script.sh}'`),
			examples.NewExample(
				`Create a server command for server with ID "xxx", template name "RunShellScript" and a script provided on the command line`,
				`$ stackit beta server command create --server-id xxx --template-name=RunShellScript --params script='echo hello'`),
		),
		RunE: func(cmd *cobra.Command, _ []string) error {
			ctx := context.Background()

			model, err := parseInput(p, cmd)
			if err != nil {
				return err
			}

			// Configure API client
			apiClient, err := client.ConfigureClient(p)
			if err != nil {
				return err
			}

			if !model.AssumeYes {
				prompt := fmt.Sprintf("Are you sure you want to create a Command for server %s?", model.ServerId)
				err = p.PromptForConfirmation(prompt)
				if err != nil {
					return err
				}
			}

			// Call API
			req, err := buildRequest(ctx, model, apiClient)
			if err != nil {
				return err
			}
			resp, err := req.Execute()
			if err != nil {
				return fmt.Errorf("create Server Command: %w", err)
			}

			return outputResult(p, model, resp)
		},
	}
	configureFlags(cmd)
	return cmd
}

func configureFlags(cmd *cobra.Command) {
	cmd.Flags().VarP(flags.UUIDFlag(), serverIdFlag, "s", "Server ID")
	cmd.Flags().StringP(commandTemplateNameFlag, "n", "", "Template name")
	cmd.Flags().StringToStringP(paramsFlag, "r", nil, "Params can be provided with the format key=value and the flag can be used multiple times to provide a list of labels")

	err := flags.MarkFlagsRequired(cmd, serverIdFlag, commandTemplateNameFlag)
	cobra.CheckErr(err)
}

func parseInput(p *print.Printer, cmd *cobra.Command) (*inputModel, error) {
	globalFlags := globalflags.Parse(p, cmd)
	if globalFlags.ProjectId == "" {
		return nil, &cliErr.ProjectIdError{}
	}

	model := inputModel{
		GlobalFlagModel:     globalFlags,
		ServerId:            flags.FlagToStringValue(p, cmd, serverIdFlag),
		CommandTemplateName: flags.FlagToStringValue(p, cmd, commandTemplateNameFlag),
		Params:              flags.FlagToStringToStringPointer(p, cmd, paramsFlag),
	}
	parsedParams, err := runcommandUtils.ParseScriptParams(*model.Params)
	if err != nil {
		return nil, &cliErr.FlagValidationError{
			Flag:    paramsFlag,
			Details: err.Error(),
		}
	}
	model.Params = &parsedParams

	if p.IsVerbosityDebug() {
		modelStr, err := print.BuildDebugStrFromInputModel(model)
		if err != nil {
			p.Debug(print.ErrorLevel, "convert model to string for debugging: %v", err)
		} else {
			p.Debug(print.DebugLevel, "parsed input values: %s", modelStr)
		}
	}

	return &model, nil
}

func buildRequest(ctx context.Context, model *inputModel, apiClient *runcommand.APIClient) (runcommand.ApiCreateCommandRequest, error) {
	req := apiClient.CreateCommand(ctx, model.ProjectId, model.ServerId)
	req = req.CreateCommandPayload(runcommand.CreateCommandPayload{
		CommandTemplateName: &model.CommandTemplateName,
		Parameters:          model.Params,
	})
	return req, nil
}

func outputResult(p *print.Printer, model *inputModel, resp *runcommand.NewCommandResponse) error {
	switch model.OutputFormat {
	case print.JSONOutputFormat:
		details, err := json.MarshalIndent(resp, "", "  ")
		if err != nil {
			return fmt.Errorf("marshal server command: %w", err)
		}
		p.Outputln(string(details))

		return nil
	case print.YAMLOutputFormat:
		details, err := yaml.MarshalWithOptions(resp, yaml.IndentSequence(true))
		if err != nil {
			return fmt.Errorf("marshal server command: %w", err)
		}
		p.Outputln(string(details))

		return nil
	default:
		p.Outputf("Created server command for server %s. Command ID: %d\n", model.ServerId, *resp.Id)
		return nil
	}
}