Support Roman Numeral Parsing, added Volume Name to cbz filename

main.go

@@ -367,7 +367,7 @@ func DownloadAndProcessEpub(jnovel jnc.Api, serie jnc.SerieAugmented, volume jnc
 			for ch := chapterList.Front(); ch != nil; ch = ch.Next() {
 				chap := ch.Value.(Chapter)
 
-				zipPath := basePath + "Chapter " + chap.chDisplay + ".cbz"
+				zipPath := basePath + volume.Info.Title + " Chapter " + chap.chDisplay + ".cbz"
 
 				if _, err = os.Stat(zipPath); err != nil {
 					err := os.Remove(zipPath)
@@ -440,6 +440,7 @@ func DownloadAndProcessEpub(jnovel jnc.Api, serie jnc.SerieAugmented, volume jnc
 				newZip.Close()
 				newZipFile.Close()
 			}
+
 			epub.Close()
 			os.Remove(file)
 		}
@@ -828,11 +829,15 @@ func GenerateMangaChapterList(navigation FileWrapper) *list.List {
 			r, _ := regexp.Compile(regex)
 			num := r.FindStringSubmatch(label)[1]
 			parse, _ := strconv.ParseInt(num, 10, 8)
-			if parse == 0 {
-				fmt.Printf("Unlikely Chapter Number Detected (0): %s/n", label)
+			if int8(parse) == 0 {
+				fmt.Printf("Unlikely Chapter Number Detected (0): %s/n", num)
+				fmt.Println("Attempting Roman Numerals")
+				lastMainChapter = int8(romanToInt(num))
+			} else {
+				lastMainChapter = int8(parse)
 			}
-			lastMainChapter = int8(parse)
 			subChapter = int8(0)
+
 		} else {
 			if lastMainChapter == -1 {
 				subChapter -= 1
@@ -856,3 +861,28 @@ func GenerateMangaChapterList(navigation FileWrapper) *list.List {
 
 	return FinalizeChapters(chapters, pageList)
 }
+
+func romanToInt(s string) int {
+
+	know := map[string]int{
+		"I": 1,
+		"V": 5,
+		"X": 10,
+		"L": 50,
+		"C": 100,
+		"D": 500,
+		"M": 1000,
+	}
+	lengthOfString := len(s)
+	lastElement := s[len(s)-1 : lengthOfString]
+	var result int
+	result = know[lastElement]
+	for i := len(s) - 1; i > 0; i-- {
+		if know[s[i:i+1]] <= know[s[i-1:i]] {
+			result += know[s[i-1:i]]
+		} else {
+			result -= know[s[i-1:i]]
+		}
+	}
+	return result
+}