diff --git a/upload.py b/upload.py
index 7b8d5f6..62602bc 100644
--- a/upload.py
+++ b/upload.py
@@ -1,92 +1,125 @@
-import os
-import requests
-import json
-
-# Video Library e Api Key ottenute tramite interfaccia di BunnyCDN https://panel.bunny.net/stream
-VIDEO_LIBRARY : int = 23411
-API_KEY : str = "2237b6ed-4454-4937-b5f870d55cc0-a148-4937"
-endpoint_listCollection = f"http://video.bunnycdn.com/library/{VIDEO_LIBRARY}/collections"
-endpoint_createVideoID = f"http://video.bunnycdn.com/library/{VIDEO_LIBRARY}/videos"
-endpoint_uploadVideo = f"http://video.bunnycdn.com/library/{VIDEO_LIBRARY}/videos/"
-collectionId = ""
-
-# Headers per BunnyCDN 
-headers = {
-    "Accept": "application/json",
-    "AccessKey": API_KEY
-}
-
-
-def getCollectionList():
-    response = requests.get(endpoint_listCollection,headers=headers)
-    collectionList = {}
-    if response.ok:
-        data = response.json()
-        for dirlist in data["items"]:
-            collectionList[dirlist["name"]] = dirlist["guid"]
-        listOfPossibleCollection = " - ".join(['{0}'.format(k) for k in collectionList.keys()])
-        print(listOfPossibleCollection)
-        select_folder = input("Seleziona la cartella dove caricare i file : ")
-        if select_folder in collectionList.keys():
-                guid = collectionList[select_folder]
-                return guid
-        else:
-            print("Errore! Cartella non esistente!")
-    else:
-        print("Errore : ",response.status_code)
-        print(response.content)
-
-def getVideoID(title_obj,count):
-    headers["Content-Type"] = "application/*+json"
-    if(count==1):
-        global collectionId
-        collectionId = getCollectionList()
-    payload = {"title":title_obj,"collectionId":collectionId}
-    payload = json.dumps(payload)
-    response = requests.post(endpoint_createVideoID,headers=headers,data=payload)
-    if response.ok:
-        print(response.json()["guid"])
-        return response.json()["guid"]
-    else:
-        print("Errore : ",response.status_code)
-        print(response.content)
-    
-
-def upload(file_obj):
-    count = 1
-    # Carica i file da Gdrive a BunnyCDN Stream (Conviene Montare i file localmente con Rclone)
-    if os.path.isdir(file_obj)!=True:
-        print(" La cartella selezionata non esiste! ") 
-    for files in os.listdir(file_obj):
-        file_path = os.path.join(file_obj, files)
-        content_name = str(files)
-        videoId = getVideoID(content_name,count)
-        count +=1
-        headers = {
-            "AccessKey": API_KEY,
-            "Accept": "application/json",
-        }
-        url = endpoint_uploadVideo + videoId
-        with open(file_path, "rb") as file:
-            response = requests.request("PUT",url, data=file, headers=headers)
-        try:
-            response.raise_for_status()
-        except:
-            status_msg = {
-                    "status": "error",
-                    "HTTP": response.status_code,
-                    "msg": "Upload Failed HTTP Error Occured",
-            }
-        else:
-            status_msg = {
-                    "status": "success",
-                    "HTTP": response.status_code,
-                    "msg": "The File Upload was Successful",
-            }
-        print(status_msg)
-
-
-
-if __name__ == "__main__":
-    folderUpload = input("Inserisci la cartella dove sono presenti i file : ")
-    upload(folderUpload)
\ No newline at end of file
+import os
+import requests
+import json
+
+# Video Library e Api Key ottenute tramite interfaccia di BunnyCDN https://panel.bunny.net/stream
+VIDEO_LIBRARY: int = 23411
+API_KEY: str = "2237b6ed-4454-4937-b5f870d55cc0-a148-4937"
+endpoint_listCollection = (
+    f"http://video.bunnycdn.com/library/{VIDEO_LIBRARY}/collections"
+)
+endpoint_createVideoID = f"http://video.bunnycdn.com/library/{VIDEO_LIBRARY}/videos"
+endpoint_uploadVideo = f"http://video.bunnycdn.com/library/{VIDEO_LIBRARY}/videos/"
+endpoint_listVideoForCollection = (
+    f"http://video.bunnycdn.com/library/{VIDEO_LIBRARY}/videos"
+)
+collectionId = ""
+fileinDirectory = []
+
+# Headers per BunnyCDN
+headers = {"Accept": "application/json", "AccessKey": API_KEY}
+
+
+def getCollectionList():
+    response = requests.get(endpoint_listCollection, headers=headers)
+    collectionList = {}
+    if response.ok:
+        data = response.json()
+        for dirlist in data["items"]:
+            collectionList[dirlist["name"]] = dirlist["guid"]
+        listOfPossibleCollection = " - ".join(
+            ["{0}".format(k) for k in collectionList.keys()]
+        )
+        print(listOfPossibleCollection)
+        select_folder = input("Seleziona la cartella dove caricare i file : ")
+        if select_folder in collectionList.keys():
+            guid = collectionList[select_folder]
+            return guid
+        else:
+            print("Errore! Cartella non esistente!")
+    else:
+        print("Errore : ", response.status_code)
+        print(response.content)
+
+
+def getVideoID(title_obj, count):
+    headers["Content-Type"] = "application/*+json"
+    if count == 1:
+        global collectionId
+        collectionId = getCollectionList()
+    payload = {"title": title_obj, "collectionId": collectionId}
+    payload = json.dumps(payload)
+    if checkIfFileExistsOnBunnyCDN(title_obj) == True:
+        return
+    else:
+        response = requests.post(endpoint_createVideoID, headers=headers, data=payload)
+        if response.ok:
+            print(response.json()["guid"])
+            return response.json()["guid"]
+        else:
+            print("Errore : ", response.status_code)
+            print(response.content)
+
+
+def checkIfFileExistsOnBunnyCDN(title_file):
+    url = f"{endpoint_listVideoForCollection}?collection={collectionId}&orderBy=date&itemsPerPage=10000"
+    response = requests.get(url, headers=headers)
+    if response.ok:
+        data = response.json()
+        for files in data["items"]:
+            global fileinDirectory
+            fileinDirectory.append(files["title"])
+        if title_file in fileinDirectory:
+            print(f"File doppio : {title_file} - Non verrá caricato... ")
+            return True
+        else:
+            return False
+    else:
+        print("Errore : ", response.status_code)
+        print(response.content)
+
+
+def upload(file_obj):
+    """
+    Carica i file da Gdrive a BunnyCDN Stream (Conviene Montare i file localmente con Rclone)
+    Possibile usarlo per caricare file da locale
+    """
+    count = 1
+    if os.path.isdir(file_obj) != True:
+        print(" La cartella selezionata non esiste! ")
+    for files in os.listdir(file_obj):
+        print(count)
+        file_path = os.path.join(file_obj, files)
+        content_name = str(files)
+        videoId = getVideoID(content_name, count)
+        count += 1
+        if videoId == None:
+            pass
+        else:
+            headers = {
+                "AccessKey": API_KEY,
+                "Accept": "application/json",
+            }
+            url = endpoint_uploadVideo + videoId
+            with open(file_path, "rb") as file:
+                response = requests.request("PUT", url, data=file, headers=headers)
+            try:
+                response.raise_for_status()
+            except:
+                status_msg = {
+                    "status": "error",
+                    "HTTP": response.status_code,
+                    "msg": "Upload Failed HTTP Error Occured",
+                }
+            else:
+                status_msg = {
+                    "status": "success",
+                    "HTTP": response.status_code,
+                    "msg": "The File Upload was Successful",
+                }
+            print(status_msg)
+
+
+if __name__ == "__main__":
+    folderUpload = input("Inserisci la cartella dove sono presenti i file : ")
+    upload(folderUpload)