(Tcl) 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.

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load ./chilkat.dll

# 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.

set jsonToken [new_CkJsonObject]

set success [CkJsonObject_LoadFile $jsonToken "qa_data/tokens/googlePhotos.json"]
if {$success == 0} then {
    puts [CkJsonObject_lastErrorText $jsonToken]
    delete_CkJsonObject $jsonToken
    exit
}

set http [new_CkHttp]

CkHttp_put_AuthToken $http [CkJsonObject_stringOf $jsonToken "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:
set json [new_CkJsonObject]

CkJsonObject_UpdateString $json "albumId" "ALBUM_ID"
CkJsonObject_UpdateString $json "newMediaItems[0].description" "Photo of Penguins"
CkJsonObject_UpdateString $json "newMediaItems[0].simpleMediaItem.uploadToken" "UPLOAD_TOKEN"

# resp is a CkHttpResponse
set resp [CkHttp_PostJson $http "https://photoslibrary.googleapis.com/v1/mediaItems:batchCreate" [CkJsonObject_emit $json]]
if {[CkHttp_get_LastMethodSuccess $http] == 0} then {
    puts [CkHttp_lastErrorText $http]
    delete_CkJsonObject $jsonToken
    delete_CkHttp $http
    delete_CkJsonObject $json
    exit
}

# Examine the response status code.  Success is indicated by a status code of 200.
puts "response status code: [CkHttpResponse_get_StatusCode $resp]"

CkJsonObject_Load $json [CkHttpResponse_bodyStr $resp]
CkJsonObject_put_EmitCompact $json 0
puts [CkJsonObject_emit $json]

delete_CkHttpResponse $resp

# 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

set i 0
set count_i [CkJsonObject_SizeOfArray $json "newMediaItemResults"]
while {$i < $count_i} {
    CkJsonObject_put_I $json $i
    set uploadToken [CkJsonObject_stringOf $json "newMediaItemResults[i].uploadToken"]
    set statusMessage [CkJsonObject_stringOf $json "newMediaItemResults[i].status.message"]
    set mediaItemId [CkJsonObject_stringOf $json "newMediaItemResults[i].mediaItem.id"]
    set mediaItemDescription [CkJsonObject_stringOf $json "newMediaItemResults[i].mediaItem.description"]
    set mediaItemProductUrl [CkJsonObject_stringOf $json "newMediaItemResults[i].mediaItem.productUrl"]
    set mediaItemMimeType [CkJsonObject_stringOf $json "newMediaItemResults[i].mediaItem.mimeType"]
    set mediaItemMediaMetadataCreationTime [CkJsonObject_stringOf $json "newMediaItemResults[i].mediaItem.mediaMetadata.creationTime"]
    set mediaItemMediaMetadataWidth [CkJsonObject_stringOf $json "newMediaItemResults[i].mediaItem.mediaMetadata.width"]
    set mediaItemMediaMetadataHeight [CkJsonObject_stringOf $json "newMediaItemResults[i].mediaItem.mediaMetadata.height"]
    set mediaItemFilename [CkJsonObject_stringOf $json "newMediaItemResults[i].mediaItem.filename"]
    set i [expr $i + 1]
}

delete_CkJsonObject $jsonToken
delete_CkHttp $http
delete_CkJsonObject $json