package cmd

import (
	"fmt"
	"strings"

	"git.dayanhub.com/sagi/envoid/internal/datastore"
	intErrors "git.dayanhub.com/sagi/envoid/internal/errors"
	"github.com/spf13/cobra"
)

type printenvCmdFlags struct {
	envName *string
}

var printenvFlags = printenvCmdFlags{}

var printenvCmd = &cobra.Command{
	Use:   "printenv",
	Short: "prints the whole environment in a .env format",
	Long:  "",
	RunE: func(cmd *cobra.Command, args []string) error {
		err := initProject()
		if err != nil {
			return err
		}

		if project.IsEmpty() {
			return intErrors.NewProjectEmptyError(project.Name)
		}

		if len(args) != 0 {
			return intErrors.NewInvalidCommandError("expected 0 args.")
		}
		err = checkAmbiguousEnv(*printenvFlags.envName)
		if err != nil {
			return err
		}
		env := project.Environments[0]
		if len(*printenvFlags.envName) > 0 {
			e, err := project.GetEnv(*printenvFlags.envName)
			if err != nil {
				return err
			}
			env = e
		}
		ds, err := datastore.NewDataStore()
		if err != nil {
			fmt.Printf("Error: %e", err)
		}

		defer ds.Close()
		vars, err := ds.GetAll(env.Name)
		if err != nil {
			return err
		}
		for _, v := range vars {
			if v.Encrypted {
				fmt.Println("# SENSITIVE VAR BELOW")
			}
			if len(v.Value) != len(strings.ReplaceAll(v.Value, " ", "")) {
				// value contain spaces. need to wrap with ""
				fmt.Printf("%s=\"%s\"\n", v.Key, v.Value)
			} else {
				fmt.Printf("%s=%s\n", v.Key, v.Value)
			}
			if v.Encrypted {
				fmt.Println("###")
			}
		}

		return nil
	},
}

func init() {
	printenvFlags.envName = printenvCmd.Flags().StringP("environment", "e", "", "environments name")

	err := printenvCmd.RegisterFlagCompletionFunc("environment", validEnvironmentNamesComplete)
	if err != nil {
		panic(err)
	}
}