Add main business logic of this program

Now we can download torrents like old Python
version does.

domains/fetcher/v1/parser.go

@@ -6,10 +6,29 @@ package fetcherv1
 
 import (
 	"strings"
+	"time"
 
 	"github.com/PuerkitoBio/goquery"
 )
 
+var (
+	// I haven't found internal solution in stdlib
+	russianMonths = map[string]string{
+		"Янв": "Jan",
+		"Фев": "Feb",
+		"Мар": "Mar",
+		"Апр": "Apr",
+		"Май": "May",
+		"Июн": "Jun",
+		"Июл": "Jul",
+		"Авг": "Aug",
+		"Сен": "Sep",
+		"Окт": "Oct",
+		"Ноя": "Nov",
+		"Дек": "Dec",
+	}
+)
+
 // checkLoginness checks if downloaded page belongs to user
 func checkLoginness(querier *goquery.Document) bool {
 	authorized := false
@@ -23,10 +42,50 @@ func checkLoginness(querier *goquery.Document) bool {
 	return authorized
 }
 
+func getDownloadLink(querier *goquery.Document) string {
+	var downloadLink string
+	querier.Find("a[rel=nofollow]").Each(func(i int, sel *goquery.Selection) {
+		if strings.Contains(sel.Text(), "Скачать") {
+			href, _ := sel.Attr("href")
+			downloadLink = href
+		}
+	})
+
+	return downloadLink
+}
+
 func getForumName(querier *goquery.Document) string {
 	return querier.Find("h1").First().Text()
 }
 
+func getLastModeratedDate(querier *goquery.Document) string {
+	var dateValue time.Time
+	var err error
+	haveDate := false
+	querier.Find("table.btTbl td.genmed").Each(func(i int, sel *goquery.Selection) {
+		if strings.Contains(sel.Text(), "модератором") {
+			date := strings.TrimPrefix(sel.Text(), " Оформление проверено модератором ")
+			// Fix russian months names
+			for i := range russianMonths {
+				date = strings.Replace(date, i, russianMonths[i], -1)
+			}
+			dateValue, err = time.Parse("02 Jan 2006 15:04:05", date)
+			if err != nil {
+				dlog.Error().Err(err).Str("строка поиска даты", sel.Text()).
+					Msg("Не удалось получить дату проверки торрента")
+			} else {
+				haveDate = true
+			}
+		}
+	})
+
+	if !haveDate {
+		return ""
+	}
+
+	return dateValue.Format("2006-01-02")
+}
+
 func getNavigation(querier *goquery.Document) {
 	querier.Find("td[align=right] .nav a").Each(func(i int, sel *goquery.Selection) {
 		if !strings.Contains(sel.Text(), "След") {
@@ -37,3 +96,21 @@ func getNavigation(querier *goquery.Document) {
 
 	dlog.Info().Int("количество страниц", len(forumPagesLinks)+1).Msg("Определено количество страниц")
 }
+
+func getTopics(querier *goquery.Document) {
+	querier.Find(".forumline tr").Each(func(i int, sel *goquery.Selection) {
+		if strings.Contains(sel.Text(), "DL:") {
+			link := sel.Find("h2 a")
+			topicName := link.Text()
+			href, _ := link.Attr("href")
+			href = "https://" + c.Config.URL + "/forum/" + href
+			if uberDebug {
+				dlog.Debug().Str("название", topicName).Str("ссылка", href).Msg("Найден элемент для загрузки")
+			}
+			forumTopics[len(forumTopics)] = &forumTopic{
+				Link: href,
+				Name: topicName,
+			}
+		}
+	})
+}