package app

import (
	"fmt"
	"path/filepath"

	"coopcloud.tech/abra/cli/internal"
	"coopcloud.tech/abra/pkg/autocomplete"
	gitPkg "coopcloud.tech/abra/pkg/git"
	"coopcloud.tech/abra/pkg/log"
	"github.com/AlecAivazis/survey/v2"
	"github.com/spf13/cobra"
)

var AppPushCommand = &cobra.Command{
	Use:     "push <app> [flags]",
	Aliases: []string{"pu"},
	Short:   "Push app changes to a remote",
	Long:    `Run "abra app pull <app>" beforehand to reduce conflicts.`,
	Example: "abra app push 1312.net",
	Args:    cobra.ExactArgs(1),
	ValidArgsFunction: func(
		cmd *cobra.Command,
		args []string,
		toComplete string) ([]string, cobra.ShellCompDirective) {
		return autocomplete.AppNameComplete()
	},
	Run: func(cmd *cobra.Command, args []string) {
		app := internal.ValidateApp(args)

		gitDir := gitPkg.FindDir(app.Path)
		if gitDir == "" {
			log.Fatal(fmt.Errorf("no git repo found for %s", app.Name))
		}

		appDir := filepath.Dir(app.Path)
		log.Infof("%s currently has these unstaged changes 👇", app.Name)
		diff, err := gitPkg.DiffUnstaged(appDir, app.Path)
		if err != nil {
			log.Fatal(err)
		}

		if diff == "" {
			log.Infof("no diff for %s, nothing to push", app.Name)
			return
		}

		fmt.Print(diff)

		var confirmPush bool
		if !internal.NoInput {
			prompt := &survey.Confirm{
				Message: "push these changes?",
			}

			if err := survey.AskOne(prompt, &confirmPush); err != nil {
				log.Fatal(err)
			}
		}

		if msg == "" && !internal.NoInput {
			prompt := &survey.Input{
				Message: "commit message?",
			}

			if err := survey.AskOne(prompt, &msg); err != nil {
				log.Fatal(err)
			}
		}

		if msg == "" {
			log.Fatal("missing --msg/-m")
		}

		if confirmPush || internal.NoInput {
			fname := filepath.Base(app.Path)
			if err := gitPkg.CommitFile(gitDir, fname, msg, internal.Dry); err != nil {
				log.Fatal(err)
			}

			if err := gitPkg.Push(gitDir, "origin", false, internal.Dry); err != nil {
				log.Fatal(err)
			}

			log.Info("changes pushed successfully 🦋")
		}
	},
}

var (
	msg string
)

func init() {
	AppPushCommand.Flags().StringVarP(
		&msg,
		"msg",
		"m",
		"",
		"commit message",
	)

	AppPushCommand.Flags().BoolVarP(
		&internal.Dry,
		"dry-run",
		"r",
		false,
		"report changes that would be made",
	)
}