package cli

import (
	"git.numtide.com/numtide/treefmt/internal/walk"
	"github.com/alecthomas/kong"
	"github.com/charmbracelet/log"
)

var Cli = Options{}

type Options struct {
	AllowMissingFormatter bool               `default:"false" help:"Do not exit with error if a configured formatter is missing."`
	WorkingDirectory      kong.ChangeDirFlag `default:"." short:"C" help:"Run as if treefmt was started in the specified working directory instead of the current working directory."`
	ClearCache            bool               `short:"c" help:"Reset the evaluation cache. Use in case the cache is not precise enough."`
	ConfigFile            string             `type:"existingfile" default:"./treefmt.toml"`
	FailOnChange          bool               `help:"Exit with error if any changes were made. Useful for CI."`
	Formatters            []string           `help:"Specify formatters to apply. Defaults to all formatters."`
	TreeRoot              string             `type:"existingdir" default:"."`
	Walk                  walk.Type          `enum:"auto,git,filesystem" default:"auto" help:"The method used to traverse the files within --tree-root. Currently supports 'auto', 'git' or 'filesystem'."`
	Verbosity             int                `name:"verbose" short:"v" type:"counter" default:"0" env:"LOG_LEVEL" help:"Set the verbosity of logs e.g. -vv."`

	Format Format `cmd:"" default:"."`
}

func (c *Options) Configure() {
	log.SetReportTimestamp(false)

	if c.Verbosity == 0 {
		log.SetLevel(log.WarnLevel)
	} else if c.Verbosity == 1 {
		log.SetLevel(log.InfoLevel)
	} else if c.Verbosity >= 2 {
		log.SetLevel(log.DebugLevel)
	}
}