Is there a way to sync mails?

[khanrazee]

how can i do partial synchronization using history id, as i see historyId in mail object returned from Gmail::Message.get(id)

Here is starting part of the mail object.

#Gmail::Message:0xa14a230 {
"id": "15f2e295d49bfbb5",
"threadId": "15f2e295d49bfbb5",
"labelIds": [
"CATEGORY_PERSONAL",
"INBOX"
],
"snippet": "khan has shared a OneDrive file with you. To view it, click the link below. gmail.png",
"historyId": "1667",
"internalDate": "1508307980000",
"payload": {
"partId": "",
"mimeType": "multipart/mixed",
"filename": ""..........