package cmd

import (
	"fmt"

	"github.com/miguelmota/cointop/cointop"
	"github.com/spf13/cobra"
)

// RootCmd ...
func RootCmd() *cobra.Command {
	var version bool
	var test bool
	var clean bool
	var reset bool
	var hideMarketbar bool
	var hideChart bool
	var hideStatusbar bool
	var onlyTable bool
	var silent bool
	var noCache bool
	var refreshRate uint
	var config string
	var cmcAPIKey string
	var apiChoice string
	var colorscheme string
	var perPage = cointop.DefaultPerPage
	var cacheDir string
	var colorsDir string

	rootCmd := &cobra.Command{
		Use:   "cointop",
		Short: "Cointop is an interactive terminal based app for tracking cryptocurrencies",
		Long: `
           _       _
  ___ ___ (_)_ __ | |_ ___  _ __
 / __/ _ \| | '_ \| __/ _ \| '_ \
| (_| (_) | | | | | || (_) | |_) |
 \___\___/|_|_| |_|\__\___/| .__/
                           |_|

Cointop is a fast and lightweight interactive terminal based UI application for tracking and monitoring cryptocurrency coin stats in real-time.

See git.io/cointop for more info.`,
		RunE: func(cmd *cobra.Command, args []string) error {
			if version {
				cointop.PrintVersion()
				return nil
			}

			if test {
				// TODO: deprecate test flag, only have test command
				doTest()
				return nil
			}

			// NOTE: if reset flag enabled, reset and run cointop
			if reset {
				if err := cointop.Reset(&cointop.ResetConfig{
					Log: !silent,
				}); err != nil {
					return err
				}
			}

			// NOTE: if clean flag enabled, clean and run cointop
			if clean {
				if err := cointop.Clean(&cointop.CleanConfig{
					Log: !silent,
				}); err != nil {
					return err
				}
			}

			var refreshRateP *uint
			if cmd.Flags().Changed("refresh-rate") {
				refreshRateP = &refreshRate
			}

			ct, err := cointop.NewCointop(&cointop.Config{
				CacheDir:            cacheDir,
				ColorsDir:           colorsDir,
				NoCache:             noCache,
				ConfigFilepath:      config,
				CoinMarketCapAPIKey: cmcAPIKey,
				APIChoice:           apiChoice,
				Colorscheme:         colorscheme,
				HideMarketbar:       hideMarketbar,
				HideChart:           hideChart,
				HideStatusbar:       hideStatusbar,
				OnlyTable:           onlyTable,
				RefreshRate:         refreshRateP,
				PerPage:             perPage,
			})
			if err != nil {
				return err
			}

			return ct.Run()
		},
	}

	rootCmd.Flags().BoolVarP(&version, "version", "v", false, "Display current version")
	rootCmd.Flags().BoolVarP(&test, "test", "", false, "Run test (for Homebrew)")
	rootCmd.Flags().BoolVarP(&clean, "clean", "", false, "Wipe clean the cache")
	rootCmd.Flags().BoolVarP(&reset, "reset", "", false, "Reset the config. Make sure to backup any relevant changes first!")
	rootCmd.Flags().BoolVarP(&hideMarketbar, "hide-marketbar", "", false, "Hide the top marketbar")
	rootCmd.Flags().BoolVarP(&hideChart, "hide-chart", "", false, "Hide the chart view")
	rootCmd.Flags().BoolVarP(&hideStatusbar, "hide-statusbar", "", false, "Hide the bottom statusbar")
	rootCmd.Flags().BoolVarP(&onlyTable, "only-table", "", false, "Show only the table. Hides the chart and top and bottom bars")
	rootCmd.Flags().BoolVarP(&silent, "silent", "s", false, "Silence log ouput")
	rootCmd.Flags().BoolVarP(&noCache, "no-cache", "", false, "No cache")
	rootCmd.Flags().UintVarP(&refreshRate, "refresh-rate", "r", 60, "Refresh rate in seconds. Set to 0 to not auto-refresh")
	rootCmd.Flags().UintVarP(&perPage, "per-page", "", perPage, "Per page")
	rootCmd.Flags().StringVarP(&config, "config", "c", "", fmt.Sprintf("Config filepath. (default %s)", cointop.DefaultConfigFilepath))
	rootCmd.Flags().StringVarP(&cmcAPIKey, "coinmarketcap-api-key", "", "", "Set the CoinMarketCap API key")
	rootCmd.Flags().StringVarP(&apiChoice, "api", "", "", "API choice. Available choices are \"coinmarketcap\" and \"coingecko\"")
	rootCmd.Flags().StringVarP(&colorscheme, "colorscheme", "", "", fmt.Sprintf("Colorscheme to use (default \"cointop\").\n%s", cointop.ColorschemeHelpString()))
	rootCmd.Flags().StringVarP(&cacheDir, "cache-dir", "", cacheDir, fmt.Sprintf("Cache directory (default %s)", cointop.DefaultCacheDir))
	rootCmd.Flags().StringVarP(&colorsDir, "colors-dir", "", colorsDir, "Colorschemes directory")

	return rootCmd
}