• ShipForm.html: This is where the main components are.
• Script.js: This is where we put the client-side scripts.
• Server.php: The main part to make calls to the UPS and FedEx API and send them to the front-end.
• UPS.json: Main schema for UPS API.
• FedEx.json: Main schema for FedEx API.

• Input the shipper and receiver details and package details.
• Select the service(UPS or FedEx) and service type (Ground, Next Day Air, FedEx 2Day, etc).
• Then request is sent from the front-end to the backend.
• On the backend, the request body is replaced depending on the details(shippment detail and service type) from the existing schema.
• Backend returns the response from the UPS or FedEx API to the front-end once it's successful.

https://onlinetools.ups.com/ship/v1/rating/Rate

https://apis-sandbox.fedex.com/rate/v1/rates/quotes

https://apis-sandbox.fedex.com/oauth/token

• RateRequest->Shipment->ShipTo: This is where to replace the address of the receiver.

• RateRequest->Shipment->ShipFrom: This is where to put the address of the shipper.

• RateRequest->Shipment->Service: This is where to put the service type.
  Valid types for domestic service: (Code and Description)
  01 = Next Day Air
  02 = 2nd Day Air
  03 = Ground
  12 = 3 Day Select
  13 = Next Day Air Saver
  14 = UPS Next Day Air Early
  59 = 2nd Day Air A.M.
  

• RateRequest->Shipment->ShipmentTotalWeight->Weight: Package weight

• RateRequest->Shipment->Package->Dimensions->Length: Package length

• RateRequest->Shipment->Package->Dimensions->Width: Package width

• RateRequest->Shipment->Package->Dimensions->Height: Package height

• RateRequest->Shipment->Package->PackageWeight->Weight: Package weight again.

• requestedShipment->shipper->address->postalCode : Shipper address Postal code.
• requestedShipment->recipient->address->postalCode : Receiver address Postal code.
• requestedShipment->requestedPackageLineItems[0]->weight->value : Package weight. FedEx just needs the weight for the package detail.
• requestedShipment->serviceType : This is where to put the service type.
  FEDEX_GROUND
  FEDEX_EXPRESS_SAVER
  FEDEX_2_DAY
  FEDEX_2_DAY_AM
  STANDARD_OVERNIGHT
  PRIORITY_OVERNIGHT
  FIRST_OVERNIGHT
  

• transId
• transactionSrc
• AccessLicenseNumber
• Username
• Password

• accountNumber
• authorization: This is the Bearer token that can be fetched with FedEx Account info from
  https://apis-sandbox.fedex.com/oauth/token
  grant_type=client_credentials&client_id=NEED_TO_BE_UPDATED&client_secret=NEED_TO_BE_UPDATED

• UPS View Rate Spec
• FedEx Rates and Transit Times API