(Tcl) Amazon Cognito - List Users

See more Amazon Cognito Examples

Lists the users in the Amazon Cognito user pool.

For more information, see https://docs.aws.amazon.com/cognito-user-identity-pools/latest/APIReference/API_ListUsers.html

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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.

set rest [new_CkRest]

set authAws [new_CkAuthAws]

CkAuthAws_put_AccessKey $authAws "AWS_ACCESS_KEY"
CkAuthAws_put_SecretKey $authAws "AWS_SECRET_KEY"
# Don't forget to change the region to your particular region. (Also make the same change in the call to Connect below.)
CkAuthAws_put_Region $authAws "us-west-2"
CkAuthAws_put_ServiceName $authAws "cognito-idp"
# SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
CkRest_SetAuthAws $rest $authAws

# URL: https://cognito-idp.us-west-2.amazonaws.com/
set bTls 1
set port 443
set bAutoReconnect 1
# Use the same region as specified above.
set success [CkRest_Connect $rest "cognito-idp.us-west-2.amazonaws.com" $port $bTls $bAutoReconnect]
if {$success != 1} then {
    puts "ConnectFailReason: [CkRest_get_ConnectFailReason $rest]"
    puts [CkRest_lastErrorText $rest]
    delete_CkRest $rest
    delete_CkAuthAws $authAws
    exit
}

# Note: The above code does not need to be repeatedly called for each REST request.
# The rest object can be setup once, and then many requests can be sent.  Chilkat will automatically
# reconnect within a FullRequest* method as needed.  It is only the very first connection that is explicitly
# made via the Connect method.

# The following JSON is sent in the request body.

# {
#     "UserPoolId": "us-west-2_yt6WzO3SA"
# }
# 

set json [new_CkJsonObject]

CkJsonObject_UpdateString $json "UserPoolId" "us-west-2_yt6WzO3SA"

CkRest_AddHeader $rest "Content-Type" "application/x-amz-json-1.0"
CkRest_AddHeader $rest "X-Amz-Target" "AWSCognitoIdentityProviderService.ListUsers"
CkRest_AddHeader $rest "Accept-Encoding" "identity"

set sbRequestBody [new_CkStringBuilder]

CkJsonObject_EmitSb $json $sbRequestBody
set sbResponseBody [new_CkStringBuilder]

set success [CkRest_FullRequestSb $rest "POST" "/" $sbRequestBody $sbResponseBody]
if {$success != 1} then {
    puts [CkRest_lastErrorText $rest]
    delete_CkRest $rest
    delete_CkAuthAws $authAws
    delete_CkJsonObject $json
    delete_CkStringBuilder $sbRequestBody
    delete_CkStringBuilder $sbResponseBody
    exit
}

set respStatusCode [CkRest_get_ResponseStatusCode $rest]
puts "response status code = $respStatusCode"
if {$respStatusCode != 200} then {
    puts "Response Status Code = $respStatusCode"
    puts "Response Header:"
    puts [CkRest_responseHeader $rest]
    puts "Response Body:"
    puts [CkStringBuilder_getAsString $sbResponseBody]
    delete_CkRest $rest
    delete_CkAuthAws $authAws
    delete_CkJsonObject $json
    delete_CkStringBuilder $sbRequestBody
    delete_CkStringBuilder $sbResponseBody
    exit
}

set jsonResponse [new_CkJsonObject]

CkJsonObject_LoadSb $jsonResponse $sbResponseBody

CkJsonObject_put_EmitCompact $jsonResponse 0
puts [CkJsonObject_emit $jsonResponse]

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

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

# {
#   "Users": [
#     {
#       "Attributes": [
#         {
#           "Name": "sub",
#           "Value": "1874cf28-00d3-4ac1-a24a-68dcb0cecf09"
#         },
#         {
#           "Name": "email_verified",
#           "Value": "true"
#         },
#         {
#           "Name": "phone_number_verified",
#           "Value": "true"
#         },
#         {
#           "Name": "phone_number",
#           "Value": "+16302581871"
#         },
#         {
#           "Name": "email",
#           "Value": "admin@chilkatsoft.com"
#         }
#       ],
#       "Enabled": true,
#       "UserCreateDate": 1.636404386657E9,
#       "UserLastModifiedDate": 1.636404386657E9,
#       "UserStatus": "FORCE_CHANGE_PASSWORD",
#       "Username": "matt"
#     },
#     {
# 	. . .
#     }
#   ]
# }

set i 0
set count_i [CkJsonObject_SizeOfArray $jsonResponse "Users"]
while {$i < $count_i} {
    CkJsonObject_put_I $jsonResponse $i
    set Enabled [CkJsonObject_BoolOf $jsonResponse "Users[i].Enabled"]
    set UserCreateDate [CkJsonObject_stringOf $jsonResponse "Users[i].UserCreateDate"]
    set UserLastModifiedDate [CkJsonObject_stringOf $jsonResponse "Users[i].UserLastModifiedDate"]
    set UserStatus [CkJsonObject_stringOf $jsonResponse "Users[i].UserStatus"]
    set Username [CkJsonObject_stringOf $jsonResponse "Users[i].Username"]
    set j 0
    set count_j [CkJsonObject_SizeOfArray $jsonResponse "Users[i].Attributes"]
    while {$j < $count_j} {
        CkJsonObject_put_J $jsonResponse $j
        set Name [CkJsonObject_stringOf $jsonResponse "Users[i].Attributes[j].Name"]
        set Value [CkJsonObject_stringOf $jsonResponse "Users[i].Attributes[j].Value"]
        set j [expr $j + 1]
    }
    set i [expr $i + 1]
}

delete_CkRest $rest
delete_CkAuthAws $authAws
delete_CkJsonObject $json
delete_CkStringBuilder $sbRequestBody
delete_CkStringBuilder $sbResponseBody
delete_CkJsonObject $jsonResponse