package zet

import (
	"fmt"
	"os"
	"regexp"
	"sort"
	"strconv"

	"code.oliverdavies.uk/opdavies/cmd-zet/internal/git"
)

func SearchZets(query string) []int {
	zets, err := git.ExecGitCommand("grep", "-i", "--name-only", "--word-regex", query)

	if err != nil {
		fmt.Printf("No matches found for %s.\n", query)

		os.Exit(1)
	}

	re := regexp.MustCompile(`[0-9]+`)
	matches := re.FindAllString(zets, -1)

	sort.Strings(matches)

	ids := make(map[int]struct{})
	for _, id := range matches {
		num, err := strconv.Atoi(id)

		if err == nil {
			ids[num] = struct{}{}
		}
	}

	var sorted []int
	for num := range ids {
		sorted = append(sorted, num)
	}

	sort.Ints(sorted)

	return sorted
}