fix(book): follow detail page change

pkg/book/__snapshots__/TestBook_Fetch.json

@@ -20,7 +20,7 @@
     "ID": "1004608738",
     "Introduction": "在破败中崛起，在寂灭中复苏。\n沧海成尘，雷电枯竭，那一缕幽雾又一次临近大地，世间的枷锁被打开了，一个全新的世界就此揭开神秘的一角……",
     "LastUpdated": {
-      "$Time": "2021-05-01 00:00:00 +0800 CST"
+      "$Time": "2021-05-01 10:10:55 +0800 CST"
     },
     "MonthRecommendCount": "*count*",
     "MonthTicketCount": "*count*",

pkg/book/__snapshots__/TestBook_Fetch_Free.json

@@ -20,7 +20,7 @@
     "ID": "8361",
     "Introduction": "一个懒惰的少年，因性格原因选学了无人问津的光系魔法，却无意中踏近了命运的巨轮，一步一步的成为了传说中的大魔导师。正是在他的努力下结束了东西大陆的分界，让整个大陆不再有种族之分，成为了后世各族共尊的光之子。",
     "LastUpdated": {
-      "$Time": "2008-01-14 00:00:00 +0800 CST"
+      "$Time": "2008-01-14 12:08:00 +0800 CST"
     },
     "MonthRecommendCount": "*count*",
     "MonthTicketCount": "*count*",

pkg/book/book.go

@@ -79,6 +79,25 @@ func (b *Book) Fetch(ctx context.Context) (err error) {
 	}()
 	infoElem := doc.Find(".book-info").Clone()
 	stateElem := doc.Find(".book-state")
+	var ok bool
+
+	// Title
+	b.Title, ok = doc.Find("meta[property=\"og:novel:book_name\"]").First().Attr("content")
+	if !ok {
+		err = fmt.Errorf("'og:novel:book_name' meta tag not found")
+		return
+	}
+
+	// LastUpdated
+	lastUpdatedText, ok := doc.Find("meta[property=\"og:novel:update_time\"]").First().Attr("content")
+	if !ok {
+		err = fmt.Errorf("'og:novel:update_time' meta tag not found")
+		return
+	}
+	b.LastUpdated, err = ParseTime(lastUpdatedText)
+	if err != nil {
+		return err
+	}
 
 	// Author
 	writerElem := infoElem.Find("a.writer")
@@ -91,9 +110,6 @@ func (b *Book) Fetch(ctx context.Context) (err error) {
 		}
 	}
 
-	// Title
-	b.Title = strings.TrimSpace(infoElem.Find("h1").Text())
-
 	// Categories
 	infoElem.Find("a").Each(func(i int, s *goquery.Selection) {
 		href, ok := s.Attr("href")
@@ -107,7 +123,7 @@ func (b *Book) Fetch(ctx context.Context) (err error) {
 	})
 
 	// Cover
-	b.CoverURL = util.AbsoluteURL(doc.Find("#bookImg > img").AttrOr("src", ""))
+	b.CoverURL = util.AbsoluteURL(doc.Find("meta[property=\"og:image\"]").AttrOr("content", ""))
 
 	// Tags
 	tagElemList := infoElem.Find(".tag > span").
@@ -119,17 +135,16 @@ func (b *Book) Fetch(ctx context.Context) (err error) {
 
 	// Introduction
 	b.Summary = infoElem.Find(".intro").Text()
-	b.Introduction = nodesText(doc.Find(".book-info-detail .book-intro").Nodes)
+	b.Introduction, ok = doc.Find("meta[property=\"og:description\"]").First().Attr("content")
+	if !ok {
+		err = fmt.Errorf("'og:description' meta tag not found")
+		return
+	}
+	b.Introduction = strings.TrimSpace(b.Introduction)
 
 	// Count
-	infoElem.Find("style").EachWithBreak(func(i int, s *goquery.Selection) bool {
-		var parent = s.Parent()
-		var c string
-		c, err = deobfuscate(parent)
-		if err != nil {
-			return false
-		}
-		c += parent.Next().Text()
+	infoElem.Find(".intro + p > cite").EachWithBreak(func(i int, s *goquery.Selection) bool {
+		var c = s.Prev().AddSelection(s).Text()
 		if strings.HasSuffix(c, "字") {
 			b.WordCount, err = ParseCount(c[:len(c)-len("字")])
 			if err != nil {
@@ -152,12 +167,6 @@ func (b *Book) Fetch(ctx context.Context) (err error) {
 		return err
 	}
 
-	// LastUpdated
-	b.LastUpdated, err = ParseTime(stateElem.Find(".update .time").First().Text())
-	if err != nil {
-		return err
-	}
-
 	// MonthTicket
 	monthlyTickerEl := doc.Find("#monthCount")
 	if monthlyTickerEl.Length() > 0 {

pkg/book/parse.go

@@ -113,6 +113,8 @@ func parseTimeAt(s string, t time.Time) (ret time.Time, err error) {
 			0,
 			t.Location(),
 		)
+	case len(s) == 19:
+		ret, err = time.ParseInLocation("2006-01-02 15:04:05", s, TZ)
 	default:
 		ret, err = time.ParseInLocation("2006-01-02 15:04", s, TZ)
 	}