Visual FoxPro Google Drive: List Changes to a TeamDrive

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Download a list of changes to a teamdrive. This example lists the changes for the team drive having id = "0AEd3EhGff2SaUk9PVA". The "pageToken" is obtained from a previous call to /drive/v3/changes/startPageToken or from the "nextPageToken" member of the previous call to list changes.

Documentation: https://developers.google.com/drive/v3/reference/changes/list

LOCAL loRest
LOCAL lnSuccess
LOCAL loOauth2
LOCAL loSbJson
LOCAL loJson
LOCAL lcKind
LOCAL lcNewStartPageToken
LOCAL i
LOCAL lnCount_i
LOCAL lcType
LOCAL lcTime
LOCAL lnRemoved
LOCAL lcFileId
LOCAL lcFileKind
LOCAL lcFileName
LOCAL lcFileMimeType
LOCAL lcFileTeamDriveId

loRest = CreateObject('Chilkat_9_5_0.Rest')

*   Provide a previously obtained OAuth2 access token.
loOauth2 = CreateObject('Chilkat_9_5_0.OAuth2')
loOauth2.AccessToken = "OAUTH2_ACCESS_TOKEN"
loRest.SetAuthOAuth2(loOauth2)

lnSuccess = loRest.Connect("www.googleapis.com",443,1,1)
IF (lnSuccess <> 1) THEN
    ? loRest.LastErrorText
    RELEASE loRest
    RELEASE loOauth2
    CANCEL
ENDIF

loRest.AddQueryParam("teamDriveId","0AEd3EhGff2SaUk9PVA")
loRest.AddQueryParam("pageToken","13")
loRest.AddQueryParam("includeTeamDriveItems","true")
loRest.AddQueryParam("supportsTeamDrives","true")

loSbJson = CreateObject('Chilkat_9_5_0.StringBuilder')
lnSuccess = loRest.FullRequestNoBodySb("GET","/drive/v3/changes",loSbJson)
IF (lnSuccess <> 1) THEN
    ? loRest.LastErrorText
    RELEASE loRest
    RELEASE loOauth2
    RELEASE loSbJson
    CANCEL
ENDIF

IF (loRest.ResponseStatusCode <> 200) THEN
    ? "Received error response code: " + STR(loRest.ResponseStatusCode)
    ? "Response body:"
    ? loSbJson.GetAsString()
    RELEASE loRest
    RELEASE loOauth2
    RELEASE loSbJson
    CANCEL
ENDIF

loJson = CreateObject('Chilkat_9_5_0.JsonObject')
loJson.LoadSb(loSbJson)

*  The following code parses the JSON response.
*  A sample JSON response is shown below the sample code.

lcKind = loJson.StringOf("kind")
lcNewStartPageToken = loJson.StringOf("newStartPageToken")
i = 0
lnCount_i = loJson.SizeOfArray("changes")
DO WHILE i < lnCount_i
    loJson.I = i
    lcKind = loJson.StringOf("changes[i].kind")
    lcType = loJson.StringOf("changes[i].type")
    lcTime = loJson.StringOf("changes[i].time")
    lnRemoved = loJson.BoolOf("changes[i].removed")
    lcFileId = loJson.StringOf("changes[i].fileId")
    lcFileKind = loJson.StringOf("changes[i].file.kind")
    lcFileId = loJson.StringOf("changes[i].file.id")
    lcFileName = loJson.StringOf("changes[i].file.name")
    lcFileMimeType = loJson.StringOf("changes[i].file.mimeType")
    lcFileTeamDriveId = loJson.StringOf("changes[i].file.teamDriveId")
    i = i + 1
ENDDO

? "Example Completed."

RELEASE loRest
RELEASE loOauth2
RELEASE loSbJson
RELEASE loJson

Sample JSON Response Body

{
  "kind": "drive#changeList",
  "newStartPageToken": "16",
  "changes": [
    {
      "kind": "drive#change",
      "type": "file",
      "time": "2017-11-13T17:04:47.470Z",
      "removed": false,
      "fileId": "1lT4TbeSSMtxgB2MmwE7-5i7vQaxhr6Ze",
      "file": {
        "kind": "drive#file",
        "id": "1lT4TbeSSMtxgB2MmwE7-5i7vQaxhr6Ze",
        "name": "starfish2.jpg",
        "mimeType": "image/jpeg",
        "teamDriveId": "0AEd3EhGff2SaUk9PVA"
      }
    },
    {
      "kind": "drive#change",
      "type": "file",
      "time": "2017-11-13T17:05:01.095Z",
      "removed": false,
      "fileId": "16MsxSRSz6ISRx1D_PXyA5Sj6aNFSEd4e",
      "file": {
        "kind": "drive#file",
        "id": "16MsxSRSz6ISRx1D_PXyA5Sj6aNFSEd4e",
        "name": "seahorse.jpg",
        "mimeType": "image/jpeg",
        "teamDriveId": "0AEd3EhGff2SaUk9PVA"
      }
    }
  ]
}