(Tcl) UK Vehicle Data VRM Lookup

Demonstrates how to query the UK Vehicle Data VRM online API's. (See https://ukvehicledata.co.uk/)

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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]

# Connect using TLS.
set bAutoReconnect 1
set success [CkRest_Connect $rest "uk1.ukvehicledata.co.uk" 443 1 $bAutoReconnect]
if {$success != 1} then {
    puts [CkRest_lastErrorText $rest]
    delete_CkRest $rest
    exit
}

# Replace UKVD-API-KEY with your actual API KEY,
# which looks something like "abcdb1234-0abc-1235-abcf-1234c3d1abcd"
CkRest_put_Authorization $rest "ukvd-ipwhitelist UKVD-API-KEY"

# Replace "ABCDE" with a real VRM...
CkRest_AddQueryParam $rest "key_vrm" "ABCDE"

# Add the Content-Type HTTP request header.
# success = rest.AddHeader("Content-Type","application/json; charset=UTF-8");

# This request gets vehicle data.
# See below for a request to get battery data.
set jsonResponseStr [CkRest_fullRequestNoBody $rest "GET" "/api/datapackage/vehicledata"]
if {[CkRest_get_LastMethodSuccess $rest] != 1} then {
    puts [CkRest_lastErrorText $rest]
    delete_CkRest $rest
    exit
}

if {[CkRest_get_ResponseStatusCode $rest] != 200} then {
    puts "Response Status Code = [CkRest_get_ResponseStatusCode $rest]"
    puts "$jsonResponseStr"
    delete_CkRest $rest
    exit
}

set json [new_CkJsonObject]

CkJsonObject_Load $json $jsonResponseStr
CkJsonObject_put_EmitCompact $json 0

# Show the JSON response.
puts [CkJsonObject_emit $json]

# A sample vehicledata response will be as shown below.
# To get a few bits of data from the response:
puts "RequestGuid: [CkJsonObject_stringOf $json RequestGuid]"
puts "EngineNumber: [CkJsonObject_stringOf $json DataItems.EngineNumber]"
puts "Vrm: [CkJsonObject_stringOf $json DataKeys.Vrm]"

# {
#   "RequestGuid": "xxxxxxxx-cc72-4b63-xxxxxxxxxxxx",
#   "StatusCode": 0,
#   "StatusMessage": "Success",
#   "PackageId": "xxxxxxxx-a4bc-4a84-af22-xxxxxxxxxxxx",
#   "PackageVersion": 1,
#   "DataKeys": {
#     "Vrm": "ABCDE"
#   },
#   "DataItems": {
#     "DriveAxle": "4x2",
#     "Exported": "False",
#     "DriverSeatPosition": "RHD",
#     "EngineNumber": "LN910940728622",
#     "Class": "Sport",
#     "ImportedNorthernIreland": "False",
#     "HistoryPreviousKeeperAcquisitionDate": "2013-01-12",
#     "RoadFundLicenseSixMonth": "126.50",
#     "EnginePowerBhp": "262",
#     "SpecDateRangeFrom": "1987-10-01",
#     "RegistrationDateUK": "1994-08-03",
#     "SoundLevelDriveBy": "0",
#     "RoadFundLicenseTwelveMonth": "235.00",
#     "RoadFundLicenseBand": "Not available",
#     "Vrm": "J5YVK",
#     "TrimCode": "BA",
#     "Derivative": "S4",
#     "EngineSizeCc": "2174",
#     "EngineCylinderCount": "4",
#     "HistoryLatestV5cIssueDate": "2015-05-12",
#     "Category": "Car",
#     "HistoryPreviousKeeperCount": "9",
#     "ConditionScrapped": "False",
#     "EngineValveCount": "16",
#     "WeightUnladen": "0",
#     "RoadFundLicenseRenewalDate": "2017-04-01",
#     "Model": "Esprit",
#     "SpecDateRangeTo": "2003-06-01",
#     "RoadFundLicenseCurrentStatus": "Tax not due",
#     "BuildYear": "1994",
#     "BuildDate": "1994-12-31",
#     "VinLast4": "1448",
#     "GearCount": "5",
#     "SeatCount": "2",
#     "Make": "Lotus",
#     "Vin": "SCC082910RHA61448",
#     "ColourChangeCount": "0",
#     "DriveType": "Rear Wheel Drive",
#     "WeightGross": "0",
#     "EngineCode": "N/A",
#     "EnginePowerKw": "193",
#     "SoundLevelEngineSpeed": "0",
#     "ConditionUnscrapped": "False",
#     "HistoryPreviousKeeperDisposalDate": "2014-04-26",
#     "EngineAlignment": "Longitudinal",
#     "Imported": "False",
#     "BodyType": "Coupe",
#     "EnginePosition": "Mid",
#     "TransmissionType": "Manual",
#     "WeightFullyLaden": "0",
#     "SoundLevelStationary": "0",
#     "FuelType": "Petrol",
#     "Colour": "YELLOW",
#     "EngineSizeLitre": "2.2",
#     "RegistrationDate": "1994-08-03",
#     "Co2Emissions": "000",
#     "WeightMaxTowingUnbraked": "0",
#     "HistoryCurrentKeeperAcquisitionDate": "2015-04-25",
#     "WeightMaxTowingBraked": "0",
#     "DoorCount": "2",
#     "EngineCylinderConfig": "Inline",
#     "EngineFuelDelivery": "Turbo Injection"
#   }
# }

# -----------------------------------------------------------------------------------
# Now get battery data...
set jsonResponseStr [CkRest_fullRequestNoBody $rest "GET" "/api/datapackage/batterydata"]
if {[CkRest_get_LastMethodSuccess $rest] != 1} then {
    puts [CkRest_lastErrorText $rest]
    delete_CkRest $rest
    delete_CkJsonObject $json
    exit
}

if {[CkRest_get_ResponseStatusCode $rest] != 200} then {
    puts "Response Status Code = [CkRest_get_ResponseStatusCode $rest]"
    puts "$jsonResponseStr"
    delete_CkRest $rest
    delete_CkJsonObject $json
    exit
}

CkJsonObject_Load $json $jsonResponseStr

# Show the JSON response containing battery data.
puts [CkJsonObject_emit $json]

# To get a few pieces of information out of the response...
set numBatteries [CkJsonObject_SizeOfArray $json "DataItems.BatteryList"]
set i 0
while {$i < $numBatteries} {
    CkJsonObject_put_I $json $i
    puts "---- Battery $i:"
    puts "  Type = [CkJsonObject_stringOf $json {DataItems.BatteryList[I].Type}]"
    puts "  LayoutImage = [CkJsonObject_stringOf $json {DataItems.BatteryList[I].LayoutImage}]"
    puts "  TerminalCode = [CkJsonObject_stringOf $json {DataItems.BatteryList[I].TerminalCode}]"
    set i [expr $i + 1]
}

# The battery data looks like this:
# {
#   "RequestGuid": "xxxxxxxx-5030-4b3d-a2ed-xxxxxxxxxxxx",
#   "StatusCode": 0,
#   "StatusMessage": "Success",
#   "PackageId": "xxxxxxxx-9ec2-4fd3-9247-xxxxxxxxxxxx",
#   "PackageVersion": 1,
#   "DataKeys": {
#     "Vrm": "ABCDE"
#   },
#   "DataItems": {
#     "BatteryList": [
#       {
#         "Type": "Primary",
#         "UkRef": "075",
#         "LayoutCode": "0",
#         "LayoutImage": "http://cdn.ukvehicledata.co.uk/battery/layout/0.png",
#         "TerminalCode": "T1",
#         "TerminalImage": "http://cdn.ukvehicledata.co.uk/battery/terminal/T1.png",
#         "HoldDownCode": "B13",
#         "HoldDownImage": "http://cdn.ukvehicledata.co.uk/battery/holddown/B13.png"
#       }
#     ],
#     "BatteryCount": "1"
#   }
# }

delete_CkRest $rest
delete_CkJsonObject $json