adding fetching and saving an entire book

internal/fetcher/fetchhtml.go

@@ -7,6 +7,7 @@ import(
 	"github.com/PuerkitoBio/goquery"
 	"strconv"
 	"strings"
+	"fmt"
 )
 
 func FetchChapter(cfg *config.Cfg , searchedChapter string) ( error){
@@ -33,12 +34,13 @@ func FetchChapter(cfg *config.Cfg , searchedChapter string) ( error){
 
 	chapterNum, err := strconv.Atoi(searchedChapter)
 	if err != nil{
-		log.Printf("searched chapter %v is not a valid number%v", searchedChapter, err)	
+		log.Printf("searched chapter %v is not a valid number - %v", searchedChapter, err)	
 	}
 
 	chapterText := config.Chapter{
 		Number: chapterNum,
 			}
+
 	replacer := strings.NewReplacer(
 				"L'Éternel", "YAHWEH",
 				"l'Éternel", "YAHWEH",
@@ -65,22 +67,35 @@ func FetchChapter(cfg *config.Cfg , searchedChapter string) ( error){
 
 	chapterText = StripAlternativeVersification(chapterText)
 	cfg.Book.Chapters = append(cfg.Book.Chapters, chapterText)
+	
+	err= SaveChapter(*cfg, &chapterText)
+	if err != nil{
+		log.Printf("Error saving chapter %v in yaml format.", chapterNum)
+		return fmt.Errorf("Error saving chapter %v in yaml format.", chapterNum)
+	}
+
+
 	return   nil
 }
 
-/*
-func fecthBook (book, version string,  chapterNumbers int) book, error{
-	failedChapter := 0
-	bookChapters := book{}
 
-	for i:= 1 ; i > chapterNumbers ; i++{
-		verses, err := fetchChapter(book, strconv.Itoa(i), version)
+func FetchBook (cfg *config.Cfg)  error{
+
+	chapterNum, exist :=  cfg.BookList[cfg.Book.Name]
+
+	if !exist {
+		log.Printf("%v is not a Bible book or has not been inserted yet.", cfg.Book.Name)
+		return fmt.Errorf("%v is not a Bible book or has not been inserted yet.", cfg.Book.Name)
+	}
+
+	for i:= 1 ; i <= chapterNum ; i++{
+		err := FetchChapter(cfg, strconv.Itoa(i)) 
 		if err != nil {
-			failedChapter++
-			log.Printf("%s", err)
+			log.Printf("Warning : chapter %v has not been fetched: %v", i, err)
 			continue
 		}
-		book.chapters = append(book, 
+	}
+	return nil
 
 }
-*/
+