package cmd

import (
	"fmt"
	"os/exec"

	"github.com/fatih/color"
	"github.com/spf13/cobra"
	"gmgauthier.com/grokkit/config"
	"gmgauthier.com/grokkit/internal/git"
	"gmgauthier.com/grokkit/internal/grok"
)

var commitCmd = &cobra.Command{
	Use:   "commit",
	Short: "Generate message and commit staged changes",
	Run: func(cmd *cobra.Command, args []string) {
		diff, err := git.Run([]string{"diff", "--cached", "--no-color"})
		if err != nil {
			color.Red("Failed to get staged changes: %v", err)
			return
		}
		if diff == "" {
			color.Yellow("No staged changes!")
			return
		}
		modelFlag, _ := cmd.Flags().GetString("model")
		model := config.GetModel("commit", modelFlag)

		client := grok.NewClient()
		messages := []map[string]string{
			{"role": "system", "content": "Return ONLY a conventional commit message (type(scope): subject\n\nbody)."},
			{"role": "user", "content": fmt.Sprintf("Staged changes:\n%s", diff)},
		}
		color.Yellow("Generating commit message...")
		msg := client.Stream(messages, model)

		color.Cyan("\nProposed commit message:\n%s", msg)
		var confirm string
		color.Yellow("Commit with this message? (y/n): ")
		if _, err := fmt.Scanln(&confirm); err != nil {
			color.Red("Failed to read input: %v", err)
			return
		}
		if confirm != "y" && confirm != "Y" {
			color.Yellow("Aborted.")
			return
		}

		if err := exec.Command("git", "commit", "-m", msg).Run(); err != nil {
			color.Red("Git commit failed")
		} else {
			color.Green("✅ Committed successfully!")
		}
	},
}