/*
   This file is generated by the enbas-codegen
   DO NOT EDIT.
*/

package executor

import (
	"flag"
	"fmt"
	"os"

	"codeflow.dananglin.me.uk/apollo/enbas/internal/config"
	internalFlag "codeflow.dananglin.me.uk/apollo/enbas/internal/flag"
	"codeflow.dananglin.me.uk/apollo/enbas/internal/printer"
	"codeflow.dananglin.me.uk/apollo/enbas/internal/usage"
)

func Execute() error {
	var (
		configDir    string
		noColorFlag  internalFlag.BoolPtrValue
		noColor      bool
		enbasConfig  *config.Config
		enbasPrinter *printer.Printer
		err          error
	)

	flag.StringVar(&configDir, "config-dir", "", "The path to your configuration directory")
	flag.Var(&noColorFlag, "no-color", "Set to true to disable ANSI colour output when displaying text on screen")

	flag.Usage = usage.AppUsageFunc()

	flag.Parse()

	if flag.NArg() < 1 {
		flag.Usage()

		return nil
	}

	if noColorFlag.Value != nil {
		noColor = *noColorFlag.Value
	} else if os.Getenv("NO_COLOR") != "" {
		noColor = true
	}

	command := flag.Arg(0)
	args := flag.Args()[1:]

	switch command {
	case "init", "version":
		enbasPrinter = printer.NewPrinter(noColor, "", 0)
	default:
		enbasConfig, err = config.NewConfigFromFile(configDir)
		if err != nil {
			enbasPrinter = printer.NewPrinter(noColor, "", 0)
			enbasPrinter.PrintFailure("unable to load the configuration: " + err.Error() + ".")

			return err
		}

		enbasPrinter = printer.NewPrinter(
			noColor,
			enbasConfig.Integrations.Pager,
			enbasConfig.LineWrapMaxWidth,
		)
	}

	if err = execute(
		command,
		args,
		enbasPrinter,
		enbasConfig,
		configDir,
	); err != nil {
		enbasPrinter.PrintFailure("(" + command + ") " + err.Error() + ".")

		return err
	}

	return nil
}

func execute(
	command string,
	args []string,
	enbasPrinter *printer.Printer,
	enbasConfig *config.Config,
	configDir string,
) error {
	executorMap := map[string]Executor{
		"accept": NewAcceptExecutor(
			enbasPrinter,
			enbasConfig,
		),
		"add": NewAddExecutor(
			enbasPrinter,
			enbasConfig,
		),
		"block": NewBlockExecutor(
			enbasPrinter,
			enbasConfig,
		),
		"create": NewCreateExecutor(
			enbasPrinter,
			enbasConfig,
		),
		"delete": NewDeleteExecutor(
			enbasPrinter,
			enbasConfig,
		),
		"edit": NewEditExecutor(
			enbasPrinter,
			enbasConfig,
		),
		"follow": NewFollowExecutor(
			enbasPrinter,
			enbasConfig,
		),
		"init": NewInitExecutor(
			enbasPrinter,
			configDir,
		),
		"login": NewLoginExecutor(
			enbasPrinter,
			enbasConfig,
		),
		"mute": NewMuteExecutor(
			enbasPrinter,
			enbasConfig,
		),
		"reject": NewRejectExecutor(
			enbasPrinter,
			enbasConfig,
		),
		"remove": NewRemoveExecutor(
			enbasPrinter,
			enbasConfig,
		),
		"show": NewShowExecutor(
			enbasPrinter,
			enbasConfig,
		),
		"switch": NewSwitchExecutor(
			enbasPrinter,
			enbasConfig,
		),
		"unblock": NewUnblockExecutor(
			enbasPrinter,
			enbasConfig,
		),
		"unfollow": NewUnfollowExecutor(
			enbasPrinter,
			enbasConfig,
		),
		"unmute": NewUnmuteExecutor(
			enbasPrinter,
			enbasConfig,
		),
		"version": NewVersionExecutor(
			enbasPrinter,
		),
		"whoami": NewWhoamiExecutor(
			enbasPrinter,
			enbasConfig,
		),
	}

	exe, ok := executorMap[command]
	if !ok {
		return UnknownCommandError{command: command}
	}

	if err := exe.Parse(args); err != nil {
		return fmt.Errorf("flag parsing error: %w", err)
	}

	if err := exe.Execute(); err != nil {
		return fmt.Errorf("execution error: %w", err)
	}

	return nil
}