package cmd

import (
	"os"

	"git.devices.local/mawas/golang-api-skeleton/lib/config"
	"github.com/spf13/cobra"
)

// TODO add shell completion

func newRootCmd(appName string, appDescription string) *cobra.Command {
	return &cobra.Command{
		Use:   appName,
		Short: appDescription,
		Long:  appDescription,
		// SilenceUsage:      true,
		// SilenceErrors:     true,
		DisableAutoGenTag: true,
		Run: func(cmd *cobra.Command, args []string) {
		},
	}
}

func newVersionCmd(version string, appName string) *cobra.Command {
	return &cobra.Command{
		Use:               "version",
		Aliases:           []string{"Version"},
		Short:             "Print the version number",
		Long:              "Print the version number",
		DisableAutoGenTag: true,
		Run: func(cmd *cobra.Command, args []string) {
			cmd.Println(appName, "version", version)
			os.Exit(0)
		},
	}
}

func newSampleCfgCmd() *cobra.Command {
	return &cobra.Command{
		Use:   "sample-config",
		Short: "Print sample config",
		Long:  "Print an example configuration file content",
		Run: func(cmd *cobra.Command, args []string) {
			cmd.Println(config.Sample)
			os.Exit(0)
		},
	}
}

func newSampleCLICmd() *cobra.Command {
	return &cobra.Command{
		Use:   "cli",
		Short: "Interactive CLI",
		Long:  "Interactive CLI maybe",
		Run: func(cmd *cobra.Command, args []string) {
			cmd.Println("here might be an cli")
			os.Exit(0)
		},
	}
}

func Initialize(version string, appName string, appDescription string) (string, map[string]interface{}, error) {
	var cfgFile string
	rootCmd := newRootCmd(appName, appDescription)
	rootCmd.SetHelpFunc(func(cmd *cobra.Command, args []string) {
		if err := cmd.Usage(); err != nil {
			os.Exit(1)
		}
		os.Exit(0)
	})
	rootCmd.AddCommand(newVersionCmd(version, appName))
	rootCmd.AddCommand(newSampleCfgCmd())
	// rootCmd.AddCommand(newSampleCLICmd())

	rootCmd.Flags().StringVarP(&cfgFile, "config", "c", "", "config file")
	flagCfg := map[string]interface{}{
		"application.environment":   rootCmd.Flags().StringP("environment", "e", "", "application environment"),
		"application.listenaddress": rootCmd.Flags().StringP("listenaddress", "l", "", "application listenaddress or host"),
		"application.port":          rootCmd.Flags().IntP("port", "p", 0, "application listenport"),
		"database.host":             rootCmd.Flags().StringP("database-host", "H", "", "database host"),
		"database.port":             rootCmd.Flags().IntP("database-port", "P", 0, "database port"),
		"database.dialect":          rootCmd.Flags().StringP("database-dialect", "D", "", "database dialect"),
		"database.database":         rootCmd.Flags().StringP("database-name", "d", "", "database name"),
		"database.user":             rootCmd.Flags().StringP("database-user", "u", "", "database user"),
		"database.password":         rootCmd.Flags().StringP("database-password", "s", "", "database password"),
		"database.maxopenconn":      rootCmd.Flags().IntP("database-maxopen", "o", 0, "database max open connections"),
		"database.maxidleconn":      rootCmd.Flags().IntP("database-maxidle", "i", 0, "database max idle connections"),
		"database.maxlifetime":      rootCmd.Flags().IntP("database-maxlifetime", "t", 0, "database max connection lifetime"),
	}
	if err := rootCmd.Execute(); err != nil {
		return cfgFile, flagCfg, err
	}
	return cfgFile, flagCfg, nil
}

// func Initialize(version string, appName string, appDescription string) error {
// 	var cfgFile string
// 	rootCmd := newRootCmd(appName, appDescription)
// 	rootCmd.SetHelpFunc(func(cmd *cobra.Command, args []string) {
// 		if err := cmd.Usage(); err != nil {
// 			os.Exit(1)
// 		}
// 		os.Exit(0)
// 	})
// 	rootCmd.AddCommand(newVersionCmd(version, appName))
// 	rootCmd.AddCommand(newSampleCfgCmd())
// 	// rootCmd.AddCommand(newSampleCLICmd())
//
// 	rootCmd.Flags().StringVarP(&cfgFile, "config", "c", "", "config file")
// 	flagCfg := map[string]interface{}{
// 		"application.environment":   rootCmd.Flags().StringP("environment", "e", "", "application environment"),
// 		"application.listenaddress": rootCmd.Flags().StringP("listenaddress", "l", "", "application listenaddress or host"),
// 		"application.port":          rootCmd.Flags().IntP("port", "p", 0, "application listenport"),
// 		"database.host":             rootCmd.Flags().StringP("database-host", "H", "", "database host"),
// 		"database.port":             rootCmd.Flags().IntP("database-port", "P", 0, "database port"),
// 		"database.dialect":          rootCmd.Flags().StringP("database-dialect", "D", "", "database dialect"),
// 		"database.database":         rootCmd.Flags().StringP("database-name", "d", "", "database name"),
// 		"database.user":             rootCmd.Flags().StringP("database-user", "u", "", "database user"),
// 		"database.password":         rootCmd.Flags().StringP("database-password", "s", "", "database password"),
// 		"database.maxopenconn":      rootCmd.Flags().IntP("database-maxopen", "o", 0, "database max open connections"),
// 		"database.maxidleconn":      rootCmd.Flags().IntP("database-maxidle", "i", 0, "database max idle connections"),
// 		"database.maxlifetime":      rootCmd.Flags().IntP("database-maxlifetime", "t", 0, "database max connection lifetime"),
// 	}
// 	if err := rootCmd.Execute(); err != nil {
// 		return err
// 	}
// 	if err := config.Initialize(appName, cfgFile, flagCfg); err != nil {
// 		return err
// 	}
// 	return nil
// }