(Tcl) WhatsApp - Get a User's Account Information

Demonstrates how to retrieve a user account by sending a GET request on the users endpoint.

For more information, see https://developers.facebook.com/docs/whatsapp/api/users/manage

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load ./chilkat.dll

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

set http [new_CkHttp]

# Implements the following CURL command:

# curl -X GET https://example.com/v1/users/username \
#   -H "Authorization: Bearer your-auth-token"

# Adds the "Authorization: Bearer your-auth-token" header.
CkHttp_put_AuthToken $http "your-auth-token"

set sbResponseBody [new_CkStringBuilder]

set success [CkHttp_QuickGetSb $http "https://example.com/v1/users/username" $sbResponseBody]
if {$success == 0} then {
    puts [CkHttp_lastErrorText $http]
    delete_CkHttp $http
    delete_CkStringBuilder $sbResponseBody
    exit
}

set jResp [new_CkJsonObject]

CkJsonObject_LoadSb $jResp $sbResponseBody
CkJsonObject_put_EmitCompact $jResp 0

puts "Response Body:"
puts [CkJsonObject_emit $jResp]

set respStatusCode [CkHttp_get_LastStatus $http]
puts "Response Status Code = $respStatusCode"
if {$respStatusCode >= 400} then {
    puts "Response Header:"
    puts [CkHttp_lastHeader $http]
    puts "Failed."
    delete_CkHttp $http
    delete_CkStringBuilder $sbResponseBody
    delete_CkJsonObject $jResp
    exit
}

# Sample JSON response:
# (Sample code for parsing the JSON response is shown below)

# {
#   "users": [
#     {
#       "ROLES": "ROLE_ADMIN | ROLE_USER",
#       "username": "username"
#     }
#   ]
# }

# Sample code for parsing the JSON response...

set i 0
set count_i [CkJsonObject_SizeOfArray $jResp "users"]
while {$i < $count_i} {
    CkJsonObject_put_I $jResp $i
    set ROLES [CkJsonObject_stringOf $jResp "users[i].ROLES"]
    set username [CkJsonObject_stringOf $jResp "users[i].username"]
    set i [expr $i + 1]
}

delete_CkHttp $http
delete_CkStringBuilder $sbResponseBody
delete_CkJsonObject $jResp