package login

import (
	"cloudsave/cmd/cli/tools/prompt/credentials"
	"cloudsave/pkg/remote/client"
	"context"
	"flag"
	"fmt"
	"os"

	"github.com/google/subcommands"
)

type (
	LoginCmd struct {
	}
)

func (*LoginCmd) Name() string     { return "login" }
func (*LoginCmd) Synopsis() string { return "save IN PLAIN TEXT your credentials" }
func (*LoginCmd) Usage() string {
	return `Usage: cloudsave login <SERVER_HOSTNAME>

Warning: this command saves the login into a plain text json file

Options:
`
}

func (p *LoginCmd) SetFlags(f *flag.FlagSet) {
}

func (p *LoginCmd) Execute(_ context.Context, f *flag.FlagSet, _ ...interface{}) subcommands.ExitStatus {
	if f.NArg() != 1 {
		fmt.Fprintf(os.Stderr, "error: this command take 1 argument")
		return subcommands.ExitUsageError
	}

	server := f.Arg(0)

	username, password, err := credentials.Read(server)
	if err != nil {
		fmt.Fprintf(os.Stderr, "error: failed to read std output: %s", err)
		return subcommands.ExitFailure
	}

	cli := client.New(server, username, password)
	if _, err := cli.Version(); err != nil {
		fmt.Fprintf(os.Stderr, "error: failed to login: %s", err)
		return subcommands.ExitFailure
	}

	if err := credentials.Login(username, password, server); err != nil {
		fmt.Fprintf(os.Stderr, "error: failed to save login: %s", err)
		return subcommands.ExitFailure
	}

	fmt.Println("login information saved!")
	return subcommands.ExitSuccess
}