Tcl Google Calendar: Update (Patch) a Calendar Entry

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Updates an entry on the user's calendar list.
This example updates the "summary" for the calendar having the ID = "chilkatcloud.com_su2u8trmo6rlq2jh6cr9hb032o@group.calendar.google.com". The new summary will be "Party Calendar".

Documentation: https://developers.google.com/google-apps/calendar/v3/reference/calendarList/patch

load ./chilkat.dll

set rest [new_CkRest]

#   Provide a previously obtained OAuth2 access token.
set oauth2 [new_CkOAuth2]

CkOAuth2_put_AccessToken $oauth2 "OAUTH2_ACCESS_TOKEN"
CkRest_SetAuthOAuth2 $rest $oauth2

set success [CkRest_Connect $rest "www.googleapis.com" 443 1 1]
if {[expr $success != 1]} then {
    puts [CkRest_lastErrorText $rest]
    delete_CkRest $rest
    delete_CkOAuth2 $oauth2
    exit
}

#  The following code creates the JSON request body.
#  The JSON created by this code is shown below.
set jsonReq [new_CkJsonObject]

CkJsonObject_UpdateString $jsonReq "summary" "Party Calendar"

set sbReq [new_CkStringBuilder]

CkJsonObject_EmitSb $jsonReq $sbReq

CkRest_AddHeader $rest "Content-Type" "application/json"

set sbJson [new_CkStringBuilder]

set success [CkRest_FullRequestSb $rest "PATCH" "/calendar/v3/calendars/chilkatcloud.com_su2u8trmo6rlq2jh6cr9hb032o@group.calendar.google.com" $sbReq $sbJson]
if {[expr $success != 1]} then {
    puts [CkRest_lastErrorText $rest]
    delete_CkRest $rest
    delete_CkOAuth2 $oauth2
    delete_CkJsonObject $jsonReq
    delete_CkStringBuilder $sbReq
    delete_CkStringBuilder $sbJson
    exit
}

if {[expr [CkRest_ResponseStatusCode $rest] != 200]} then {
    puts "Received error response code: [CkRest_ResponseStatusCode $rest]"
    puts "Response body:"
    puts [CkStringBuilder_getAsString $sbJson]
    delete_CkRest $rest
    delete_CkOAuth2 $oauth2
    delete_CkJsonObject $jsonReq
    delete_CkStringBuilder $sbReq
    delete_CkStringBuilder $sbJson
    exit
}

set json [new_CkJsonObject]

CkJsonObject_LoadSb $json $sbJson

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

set kind [CkJsonObject_stringOf $json "kind"]
set etag [CkJsonObject_stringOf $json "etag"]
set id [CkJsonObject_stringOf $json "id"]
set summary [CkJsonObject_stringOf $json "summary"]
set timeZone [CkJsonObject_stringOf $json "timeZone"]

puts "Example Completed."

delete_CkRest $rest
delete_CkOAuth2 $oauth2
delete_CkJsonObject $jsonReq
delete_CkStringBuilder $sbReq
delete_CkStringBuilder $sbJson
delete_CkJsonObject $json

Sample JSON Request Body

{  
"summary": "Party Calendar" 
}



  

Sample JSON Response Body

{
  "kind": "calendar#calendar",
  "etag": "\"BKjXnZpXR6E5ueFWG3UJk-2POYg/jcCkAVFAjoCovUbrUQlnks64qfY\"",
  "id": "chilkatcloud.com_su2u8trmo6rlq2jh6cr9hb032o@group.calendar.google.com",
  "summary": "Party Calendar",
  "timeZone": "UTC"
}