package cmd

import (
	"context"
	"flag"
	"fmt"
	"os"

	"go.jolheiser.com/git-ea/config"

	"github.com/peterbourgon/ff/v3/ffcli"
)

func (h *Handler) Init() *ffcli.Command {
	fs := flag.NewFlagSet("init", flag.ContinueOnError)
	return &ffcli.Command{
		Name:       "init",
		FlagSet:    fs,
		ShortUsage: "init",
		ShortHelp:  "init initializes a workspace for Gitea",
		Exec: func(ctx context.Context, args []string) error {
			if h.Config.Base != "" {
				return fmt.Errorf("a git-ea workspace already exists at %q", h.Config.Base)
			}

			cwd, err := os.Getwd()
			if err != nil {
				return err
			}
			if err := run(ctx, ".", "git", "clone", "--bare", "git@github.com:jolheiser/gitea.git", "."); err != nil {
				return err
			}
			if err := run(ctx, ".", "git", "remote", "add", "upstream", "https://github.com/go-gitea/gitea.git"); err != nil {
				return err
			}

			cfg := config.Config{
				Base: cwd,
			}

			if err := os.MkdirAll(cfg.Workspace(), os.ModePerm); err != nil {
				return err
			}

			return config.Save(cfg)
		},
	}
}