(Tcl) PayPal - Show Payment Details

Shows details for a payment by ID.

Note: This example requires Chilkat v9.5.0.65 or greater.

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load ./chilkat.dll

# Note: Requires Chilkat v9.5.0.65 or greater.

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

# Load our previously obtained access token. (see PayPal OAuth2 Access Token)
set jsonToken [new_CkJsonObject]

CkJsonObject_LoadFile $jsonToken "qa_data/tokens/paypal.json"

# Build the Authorization request header field value.
set sbAuth [new_CkStringBuilder]

# token_type should be "Bearer"
CkStringBuilder_Append $sbAuth [CkJsonObject_stringOf $jsonToken "token_type"]
CkStringBuilder_Append $sbAuth " "
CkStringBuilder_Append $sbAuth [CkJsonObject_stringOf $jsonToken "access_token"]

# Make the initial connection.
# A single REST object, once connected, can be used for many PayPal REST API calls.
# The auto-reconnect indicates that if the already-established HTTPS connection is closed,
# then it will be automatically re-established as needed.
set rest [new_CkRest]

set bAutoReconnect 1
set success [CkRest_Connect $rest "api.sandbox.paypal.com" 443 1 $bAutoReconnect]
if {$success != 1} then {
    puts [CkRest_lastErrorText $rest]
    delete_CkJsonObject $jsonToken
    delete_CkStringBuilder $sbAuth
    delete_CkRest $rest
    exit
}

# ----------------------------------------------------------------------------------------------
# The code above this comment could be placed inside a function/subroutine within the application
# because the connection does not need to be made for every request.  Once the connection is made
# the app may send many requests..
# ----------------------------------------------------------------------------------------------

# Clear the REST object of any headers or query params from previous requests.
CkRest_ClearAllHeaders $rest
CkRest_ClearAllQueryParams $rest

CkRest_AddHeader $rest "Authorization" [CkStringBuilder_getAsString $sbAuth]

# The payment ID is added to the path.
set sbPath [new_CkStringBuilder]

CkStringBuilder_Append $sbPath "/v1/payments/payment/payment_id"
set numReplaced [CkStringBuilder_Replace $sbPath "payment_id" "PAY-62106714J93631829LA44NWI"]

# Send the GET request and get the JSON response.
set sbJsonResponse [new_CkStringBuilder]

set success [CkRest_FullRequestNoBodySb $rest "GET" [CkStringBuilder_getAsString $sbPath] $sbJsonResponse]
if {$success != 1} then {
    puts [CkRest_lastErrorText $rest]
    delete_CkJsonObject $jsonToken
    delete_CkStringBuilder $sbAuth
    delete_CkRest $rest
    delete_CkStringBuilder $sbPath
    delete_CkStringBuilder $sbJsonResponse
    exit
}

set json [new_CkJsonObject]

CkJsonObject_put_EmitCompact $json 0
CkJsonObject_LoadSb $json $sbJsonResponse

puts "Response Status Code = [CkRest_get_ResponseStatusCode $rest]"

# Did we get a 200 success response?
if {[CkRest_get_ResponseStatusCode $rest] != 200} then {
    puts [CkJsonObject_emit $json]
    puts "Failed."
    delete_CkJsonObject $jsonToken
    delete_CkStringBuilder $sbAuth
    delete_CkRest $rest
    delete_CkStringBuilder $sbPath
    delete_CkStringBuilder $sbJsonResponse
    delete_CkJsonObject $json
    exit
}

# Sample JSON response is shown below.
puts [CkJsonObject_emit $json]
puts "----------------------"

# Show how to get a timestamp, such as update_time.
set dateTime [new_CkDateTime]

set success [CkDateTime_SetFromTimestamp $dateTime [CkJsonObject_stringOf $json "update_time"]]
puts "utc update_time: [CkDateTime_getAsTimestamp $dateTime 0]"
puts "local update_time: [CkDateTime_getAsTimestamp $dateTime 1]"
puts "utc rfc822: [CkDateTime_getAsRfc822 $dateTime 0]"
puts "local rfc822: [CkDateTime_getAsRfc822 $dateTime 1]"

# dtUtc is a CkDtObj
set dtUtc [CkDateTime_GetDtObj $dateTime 0]
puts [CkDtObj_get_Month $dtUtc]/[CkDtObj_get_Day $dtUtc]/[CkDtObj_get_Year $dtUtc]
delete_CkDtObj $dtUtc

puts "success"

# ------------------------------------------------
# A sample JSON response:

# 	{ 
# 	  "id": "PAY-2CY489250W145633HLA3DK3Y",
# 	  "create_time": "2016-11-24T00:33:51Z",
# 	  "update_time": "2016-11-24T00:40:54Z",
# 	  "state": "approved",
# 	  "intent": "authorize",
# 	  "payer": { 
# 	    "payment_method": "credit_card",
# 	    "funding_instruments": [
# 	      { 
# 	        "credit_card_token": { 
# 	          "credit_card_id": "CARD-52W84623JH8043102LA3CLGA",
# 	          "payer_id": "user12345",
# 	          "last4": "9974",
# 	          "type": "visa",
# 	          "expire_month": "9",
# 	          "expire_year": "2021"
# 	        }
# 	      }
# 	    ]
# 	  },
# 	  "transactions": [
# 	    { 
# 	      "amount": { 
# 	        "total": "6.70",
# 	        "currency": "USD",
# 	        "details": { 
# 	          "subtotal": "6.70"
# 	        }
# 	      },
# 	      "description": "This is the payment transaction description.",
# 	      "related_resources": [
# 	        { 
# 	          "authorization": { 
# 	            "id": "7X8332687A4929542",
# 	            "create_time": "2016-11-24T00:33:51Z",
# 	            "update_time": "2016-11-24T00:33:58Z",
# 	            "amount": { 
# 	              "total": "6.70",
# 	              "currency": "USD",
# 	              "details": { 
# 	                "subtotal": "6.70"
# 	              }
# 	            },
# 	            "state": "captured",
# 	            "parent_payment": "PAY-2CY489250W145633HLA3DK3Y",
# 	            "valid_until": "2016-12-23T00:33:51Z",
# 	            "links": [
# 	              { 
# 	                "href": "https://api.sandbox.paypal.com/v1/payments/authorization/7X8332687A4929542",
# 	                "rel": "self",
# 	                "method": "GET"
# 	              },
# 	              { 
# 	                "href": "https://api.sandbox.paypal.com/v1/payments/payment/PAY-2CY489250W145633HLA3DK3Y",
# 	                "rel": "parent_payment",
# 	                "method": "GET"
# 	              }
# 	            ]
# 	          }
# 	        },
# 	        { 
# 	          "capture": { 
# 	            "id": "1LY5310469661362J",
# 	            "create_time": "2016-11-24T00:40:50Z",
# 	            "update_time": "2016-11-24T00:40:54Z",
# 	            "amount": { 
# 	              "total": "4.54",
# 	              "currency": "USD"
# 	            },
# 	            "state": "completed",
# 	            "parent_payment": "PAY-2CY489250W145633HLA3DK3Y",
# 	            "transaction_fee": { 
# 	              "value": "0.43",
# 	              "currency": "USD"
# 	            },
# 	            "links": [
# 	              { 
# 	                "href": "https://api.sandbox.paypal.com/v1/payments/capture/1LY5310469661362J",
# 	                "rel": "self",
# 	                "method": "GET"
# 	              },
# 	              { 
# 	                "href": "https://api.sandbox.paypal.com/v1/payments/capture/1LY5310469661362J/refund",
# 	                "rel": "refund",
# 	                "method": "POST"
# 	              },
# 	              { 
# 	                "href": "https://api.sandbox.paypal.com/v1/payments/payment/PAY-2CY489250W145633HLA3DK3Y",
# 	                "rel": "parent_payment",
# 	                "method": "GET"
# 	              }
# 	            ]
# 	          }
# 	        }
# 	      ]
# 	    }
# 	  ],
# 	  "links": [
# 	    { 
# 	      "href": "https://api.sandbox.paypal.com/v1/payments/payment/PAY-2CY489250W145633HLA3DK3Y",
# 	      "rel": "self",
# 	      "method": "GET"
# 	    }
# 	  ]
# 	}

delete_CkJsonObject $jsonToken
delete_CkStringBuilder $sbAuth
delete_CkRest $rest
delete_CkStringBuilder $sbPath
delete_CkStringBuilder $sbJsonResponse
delete_CkJsonObject $json
delete_CkDateTime $dateTime