(Excel) Create Google Photos Media Item using Upload Token

This is the 2nd step in uploading a photo to a Google Photos album. The 1st step is to upload the media data to get an upload token. This step is to use the upload token to add the media item to an album.

Download Excel Class Modules Chilkat Excel Class Modules

' This example requires the Chilkat API to have been previously unlocked.
' See Global Unlock Sample for sample code.

' Get the previously obtained access token.
' See Get Google Photos Access Token.

Dim jsonToken As Chilkat.JsonObject
Set jsonToken = Chilkat.NewJsonObject

success = jsonToken.LoadFile("qa_data/tokens/googlePhotos.json")
If (success = False) Then
    Debug.Print jsonToken.LastErrorText
    Exit Sub
End If

Dim http As Chilkat.Http
Set http = Chilkat.NewHttp

http.AuthToken = jsonToken.StringOf("access_token")

' For more information, see Google Photos Upload Media REST API Documentation

' Build a JSON body that looks like this:
' {
'   "albumId": "ALBUM_ID",
'   "newMediaItems": [
'     {
'       "description": "ITEM_DESCRIPTION",
'       "simpleMediaItem": {
'         "uploadToken": "UPLOAD_TOKEN"
'       }
'     }
'    , ...
'   ]
' }

' Use this online tool to generate the code from sample JSON: 
' Generate Code to Create JSON

' Build the above JSON:
Dim json As Chilkat.JsonObject
Set json = Chilkat.NewJsonObject
success = json.UpdateString("albumId","ALBUM_ID")
success = json.UpdateString("newMediaItems[0].description","Photo of Penguins")
success = json.UpdateString("newMediaItems[0].simpleMediaItem.uploadToken","UPLOAD_TOKEN")


Set resp = http.PostJson("https://photoslibrary.googleapis.com/v1/mediaItems:batchCreate",json.Emit())
If (http.LastMethodSuccess = False) Then
    Debug.Print http.LastErrorText
    Exit Sub
End If

' Examine the response status code.  Success is indicated by a status code of 200.
Debug.Print "response status code: "; resp.StatusCode

success = json.Load(resp.BodyStr)
json.EmitCompact = False
Debug.Print json.Emit()

' Sample response:

' {
'   "newMediaItemResults": [
'     {
'       "uploadToken": "CAISiQMASsyg4M/x ... CIKFRzD3l8OpFJMRzMsd00D5w",
'       "status": {
'         "message": "OK"
'       },
'       "mediaItem": {
'         "id": "AKcbugGwtCih2tdl3s1-NMvZFaco3W7XnRwvwtj02J9DJyl6JmrLZDVUFcxQl4AT04LaNrPpsrojeTsDSzOVOF5IgKefD0Y-MQ",
'         "description": "Photo of Penguins",
'         "productUrl": "https://photos.google.com/lr/photo/AKcbugGwtCih2tdl3s1-NMvZFaco3W7XnRwvwtj02J9DJyl6JmrLZDVUFcxQl4AT04LaNrPpsrojeTsDSzOVOF5IgKefD0Y-MQ",
'         "mimeType": "image/jpeg",
'         "mediaMetadata": {
'           "creationTime": "2008-02-18T05:07:31Z",
'           "width": "1024",
'           "height": "768"
'         },
'         "filename": "penguins.jpg"
'       }
'     }
'   ]
' }

' Use this online tool to generate parsing code from sample JSON: 
' Generate Parsing Code from JSON

i = 0
count_i = json.SizeOfArray("newMediaItemResults")
Do While i < count_i
    json.I = i
    uploadToken = json.StringOf("newMediaItemResults[i].uploadToken")
    statusMessage = json.StringOf("newMediaItemResults[i].status.message")
    mediaItemId = json.StringOf("newMediaItemResults[i].mediaItem.id")
    mediaItemDescription = json.StringOf("newMediaItemResults[i].mediaItem.description")
    mediaItemProductUrl = json.StringOf("newMediaItemResults[i].mediaItem.productUrl")
    mediaItemMimeType = json.StringOf("newMediaItemResults[i].mediaItem.mimeType")
    mediaItemMediaMetadataCreationTime = json.StringOf("newMediaItemResults[i].mediaItem.mediaMetadata.creationTime")
    mediaItemMediaMetadataWidth = json.StringOf("newMediaItemResults[i].mediaItem.mediaMetadata.width")
    mediaItemMediaMetadataHeight = json.StringOf("newMediaItemResults[i].mediaItem.mediaMetadata.height")
    mediaItemFilename = json.StringOf("newMediaItemResults[i].mediaItem.filename")
    i = i + 1
Loop