From c33afeafd13d255a2f7999adb67c4ef4e3b4d1d9 Mon Sep 17 00:00:00 2001
From: Arne Schwarck <arneschwarck@gmail.com>
Date: Wed, 24 Feb 2021 11:30:15 +0100
Subject: [PATCH 1/2] no error when search returns no results

---
 general/gmail-api/mark_emails.py | 59 ++++++++++++++++++++++++++++++--
 1 file changed, 57 insertions(+), 2 deletions(-)

diff --git a/general/gmail-api/mark_emails.py b/general/gmail-api/mark_emails.py
index e76cef94..37180ec5 100644
--- a/general/gmail-api/mark_emails.py
+++ b/general/gmail-api/mark_emails.py
@@ -2,6 +2,33 @@
 
 def mark_as_read(service, query):
     messages_to_mark = search_messages(service, query)
+    if len(messages_to_mark) == 0: # No emails found
+        return print("No emails found")
+    else:
+        print("="*50)
+        for message_id in messages_to_mark:
+            msg = service.users().messages().get(userId='me', id=message_id['id'], format='full').execute()
+            payload = msg['payload']
+            headers = payload.get("headers")
+            if headers:
+                # this section prints email basic info & creates a folder for the email
+                for header in headers:
+                    name = header.get("name")
+                    value = header.get("value")
+                    if name == 'From':
+                        # we print the From address
+                        print("From:", value)
+                    if name == "To":
+                        # we print the To address
+                        print("To:", value)
+                    if name == "Subject":
+                        # we print the Subject
+                        print("Subject:", value)
+                    if name == "Date":
+                        # we print the date when the message was sent
+                        print("Date:", value)
+            print("="*50)
+            print("MARKED AS READ")
     return service.users().messages().batchModify(
       userId='me',
       body={
@@ -12,6 +39,33 @@ def mark_as_read(service, query):
 
 def mark_as_unread(service, query):
     messages_to_mark = search_messages(service, query)
+    if len(messages_to_mark) == 0: # No emails found
+        return print("No emails found")
+    else:
+        print("="*50)
+        for message_id in messages_to_mark:
+            msg = service.users().messages().get(userId='me', id=message_id['id'], format='full').execute()
+            payload = msg['payload']
+            headers = payload.get("headers")
+            if headers:
+                # this section prints email basic info & creates a folder for the email
+                for header in headers:
+                    name = header.get("name")
+                    value = header.get("value")
+                    if name == 'From':
+                        # we print the From address
+                        print("From:", value)
+                    if name == "To":
+                        # we print the To address
+                        print("To:", value)
+                    if name == "Subject":
+                        # we print the Subject
+                        print("Subject:", value)
+                    if name == "Date":
+                        # we print the date when the message was sent
+                        print("Date:", value)
+            print("="*50)
+            print("MARKED AS UNREAD")
     return service.users().messages().batchModify(
         userId='me',
         body={
@@ -27,9 +81,10 @@ def mark_as_unread(service, query):
     parser.add_argument("-r", "--read", action="store_true", help='Whether to mark the message as read')
     parser.add_argument("-u", "--unread", action="store_true", help='Whether to mark the message as unread')
 
-    args = parser.parse_args()
     service = gmail_authenticate()
+
+    args = parser.parse_args()
     if args.read:
-        mark_as_read(service, args.query)
+        mark_as_read(service, '"' + args.query + '" and label:unread' )
     elif args.unread:
         mark_as_unread(service, args.query)

From 0722227364d994549fda3a1e20a7645b3a5bca5a Mon Sep 17 00:00:00 2001
From: Arne Schwarck <arneschwarck@gmail.com>
Date: Wed, 24 Feb 2021 11:31:07 +0100
Subject: [PATCH 2/2] SCOPES must be the same to refresh

---
 general/gmail-api/common.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/general/gmail-api/common.py b/general/gmail-api/common.py
index 2e37f7be..3c19987c 100644
--- a/general/gmail-api/common.py
+++ b/general/gmail-api/common.py
@@ -19,7 +19,7 @@ def gmail_authenticate():
             creds = pickle.load(token)
     # if there are no (valid) credentials availablle, let the user log in.
     if not creds or not creds.valid:
-        if creds and creds.expired and creds.refresh_token:
+        if creds and creds.expired and creds.refresh_token and SCOPES == creds._scopes::
             creds.refresh(Request())
         else:
             flow = InstalledAppFlow.from_client_secrets_file('credentials.json', SCOPES)
@@ -40,4 +40,4 @@ def search_messages(service, query):
         result = service.users().messages().list(userId='me',q=query, pageToken=page_token).execute()
         if 'messages' in result:
             messages.extend(result['messages'])
-    return messages
\ No newline at end of file
+    return messages