package main

import (
	"context"
	"os"

	ghrecon "github.com/anotherhadi/gh-recon/gh-recon"
	"github.com/charmbracelet/log"
	"github.com/google/go-github/v72/github"
	flag "github.com/spf13/pflag"
)

func main() {
	var username string
	var token string
	var onlyCommitsLeak bool
	var fromEmail string
	var deep bool
	var silent bool
	var jsonFile string
	var excludeRepos string
	var maxRepoSize int
	var refresh bool
	flag.StringVarP(&username, "username", "u", "", "GitHub username to analyze")
	flag.StringVarP(&token, "token", "t", "", "GitHub personal access token (e.g. ghp_...)")
	flag.StringVarP(&fromEmail, "email", "e", "", "Search accounts by email address")
	flag.IntVar(
		&maxRepoSize,
		"max-size",
		150,
		"Limit the size of repositories to scan (in MB) (Only for deep scan)",
	)
	flag.BoolVarP(
		&onlyCommitsLeak,
		"only-commits",
		"c",
		false,
		"Display only commits with author info",
	)
	flag.BoolVarP(
		&refresh,
		"refresh",
		"r",
		false,
		"Refresh the cache (deep scan only)",
	)
	flag.BoolVarP(
		&deep,
		"deep",
		"d",
		false,
		"Enable deep scan (clone repos, regex search, analyse licenses, etc.)",
	)
	flag.BoolVarP(&silent, "silent", "s", false, "Suppress all non-essential output")
	flag.StringVarP(&jsonFile, "json", "j", "", "Write results to specified JSON file")
	flag.StringVar(
		&excludeRepos,
		"exclude-repo",
		"",
		"Exclude repos from deep scan (comma-separated list)",
	)
	flag.Parse()

	styles := log.DefaultStyles()
	styles.Levels[log.InfoLevel] = styles.Levels[log.InfoLevel].Foreground(ghrecon.Grey)
	logger := log.NewWithOptions(os.Stderr, log.Options{
		ReportCaller:    false,
		ReportTimestamp: false,
	})
	logger.SetStyles(styles)

	if username == "" && fromEmail == "" {
		logger.Error(
			"Please provide a username with the --username (-u) flag or an email with the --email (-e) flag",
		)
		os.Exit(1)
	} else if username != "" {
		if err := ghrecon.ParseUsername(username); err != nil {
			logger.Error("Invalid username", "err", err)
			os.Exit(1)
		}
	}

	client := github.NewClient(nil)
	if token == "" {
		if !silent {
			logger.Info(
				"It's recommended to set a Github token for better rate limits. You can set it using the --token (-t) flag.",
			)
		}
	} else {
		client = client.WithAuthToken(token)
	}

	ctx := context.Background()

	r := ghrecon.NewRecon(
		client,
		logger,
		ctx,
		silent,
		jsonFile,
		maxRepoSize,
	)

	r.Header()

	if fromEmail != "" {
		emailsInfo := r.Email(fromEmail)
		r.WriteJson(
			map[string]any{
				"Authors": emailsInfo,
			},
		)
		return
	}

	if onlyCommitsLeak {
		commitsInfo := r.Commits(username)
		r.WriteJson(
			map[string]any{
				"Authors": commitsInfo,
			},
		)
		return
	}

	userInfo := r.User(username)
	orgsInfo := r.Orgs(username)
	sshKeysInfo := r.SshKeys(username)
	gpgKeysInfo := r.GpgKeys(username)
	sshSigningKeysInfo := r.SshSigningKeys(username)
	socialsInfo := r.Socials(username)
	closeFriendsInfo := r.CloseFriends(username)
	commitsInfo := r.Commits(username)

	results := map[string]any{
		"User":           userInfo,
		"Orgs":           orgsInfo,
		"SSHKeys":        sshKeysInfo,
		"GPGKeys":        gpgKeysInfo,
		"SSHSigningKeys": sshSigningKeysInfo,
		"Socials":        socialsInfo,
		"Commits":        commitsInfo,
		"CloseFriends":   closeFriendsInfo,
	}

	if deep {
		results["Deep"] = r.Deep(username, excludeRepos, refresh)
	}

	r.WriteJson(results)
}