Added inventaire import from ISBN

internal/routes/booksearchget.go

@@ -2,6 +2,7 @@ package routes
 
 import (
 	"net/http"
+	"regexp"
 	"strings"
 
 	"git.artlef.fr/PersonalLibraryManager/internal/appcontext"
@@ -51,17 +52,64 @@ func GetSearchBooksHandler(ac appcontext.AppContext) {
 		returnedBooks = dto.BookSearchGet{Count: count, Inventaire: false, Books: books}
 	}
 	if params.Inventaire || len(returnedBooks.Books) == 0 {
-		queryResult, err := inventaire.CallInventaireSearch(searchterm, params.Lang, limit, offset)
+		returnedBooksPtr, err := searchInInventaireAPI(searchterm, limit, offset, params)
 		if err != nil {
 			myvalidator.ReturnErrorsAsJsonResponse(&ac, err)
 			return
 		}
-		returnedBooks = InventaireBooksToBookSearchGet(queryResult)
+		returnedBooks = *returnedBooksPtr
 	}
 	ac.C.JSON(http.StatusOK, returnedBooks)
 }
 
-func InventaireBooksToBookSearchGet(results inventaire.InventaireSearchResult) dto.BookSearchGet {
+func searchInInventaireAPI(searchterm string, limit int, offset int, params dto.BookSearchGetParam) (*dto.BookSearchGet, error) {
+
+	isIsbn, err := regexp.Match(`\d{10,13}`, []byte(searchterm))
+	if err != nil {
+		return nil, err
+	}
+
+	if isIsbn {
+		queryResult, err := inventaire.CallInventaireFromISBN(searchterm, params.Lang)
+		if err != nil {
+			return nil, err
+		}
+		var bookSearchGet dto.BookSearchGet
+		if queryResult != nil {
+			bookSearchGet = inventaireEditionToBookSearchGet(*queryResult)
+		} else {
+			bookSearchGet = dto.BookSearchGet{Count: 0, Inventaire: true}
+		}
+		return &bookSearchGet, err
+	} else {
+		queryResult, err := inventaire.CallInventaireSearch(searchterm, params.Lang, limit, offset)
+		if err != nil {
+			return nil, err
+		}
+		bookSearchGet := inventaireBooksToBookSearchGet(queryResult)
+		return &bookSearchGet, err
+	}
+}
+
+func inventaireEditionToBookSearchGet(result inventaire.InventaireEditionDetailedSingleResult) dto.BookSearchGet {
+	var books []dto.BookSearchGetBook
+	bookSearchGetBook := dto.BookSearchGetBook{
+		ID:                  0,
+		Title:               result.Title,
+		Author:              result.Author.Name,
+		Description:         result.Description,
+		InventaireID:        result.Id,
+		IsInventaireEdition: true,
+		Rating:              0,
+		Read:                false,
+		WantRead:            false,
+		CoverPath:           result.Image,
+	}
+	books = append(books, bookSearchGetBook)
+	return dto.BookSearchGet{Count: 1, Inventaire: true, Books: books}
+}
+
+func inventaireBooksToBookSearchGet(results inventaire.InventaireSearchResult) dto.BookSearchGet {
 	var books []dto.BookSearchGetBook
 	for _, b := range results.Results {
 		coverPath := ""