feat: add type conversion when submitting element values

BasisTheoryElements/Sources/BasisTheoryElements/BaseElement.swift

@@ -28,8 +28,16 @@ internal protocol InternalElementProtocol {
     func getMaskedValue() -> String?
 }
 
+public enum ElementValueType: String {
+    case int = "int"
+    case double = "double"
+    case bool = "bool"
+    case string = "string"
+}
+
 internal protocol ElementReferenceProtocol {
     func getValue() -> String?
+    var getValueType: ElementValueType? { get set }
     var isComplete: Bool? { get set }
     var elementId: String { get set }
 }
@@ -43,11 +51,13 @@ public class ElementValueReference: ElementReferenceProtocol {
     var elementId: String
     var valueMethod: (() -> String)?
     var isComplete: Bool? = true
+    var getValueType: ElementValueType? = .string
 
-    init(elementId: String = UUID(uuid: UUID_NULL).uuidString, valueMethod: (() -> String)?, isComplete: Bool?) {
+    init(elementId: String = UUID(uuid: UUID_NULL).uuidString, valueMethod: (() -> String)?, isComplete: Bool?, getValueType: ElementValueType? = .string) {
         self.valueMethod = valueMethod
         self.isComplete = isComplete
         self.elementId = elementId
+        self.getValueType = getValueType
     }
 
     func getValue() -> String? {

BasisTheoryElements/Sources/BasisTheoryElements/BasisTheoryElements.swift

@@ -295,8 +295,20 @@ final public class BasisTheoryElements {
 
                     throw TokenizingError.invalidInput
                 }
-                body[key] = textValue
-
+
+                switch (v.getValueType) {
+                case .int:
+                    body[key] = Int(textValue!)
+                case .double:
+                    body[key] = Double(textValue!)
+                case .bool:
+                    body[key] = Bool(textValue!)
+                case .string:
+                    body[key] = textValue
+                case .none:
+                    body[key] = textValue
+                }
+
                 TelemetryLogging.info("Retrieving element value for API call", attributes: [
                     "elementId": v.elementId,
                     "endpoint": endpoint,

BasisTheoryElements/Sources/BasisTheoryElements/CardExpirationDateUITextField.swift

@@ -67,12 +67,12 @@ final public class CardExpirationDateUITextField: TextElementUITextField {
     }
 
     public func month() -> ElementValueReference {
-        let monthReference = ElementValueReference(elementId: self.elementId, valueMethod: getMonthValue, isComplete: self.isComplete)
+        let monthReference = ElementValueReference(elementId: self.elementId, valueMethod: getMonthValue, isComplete: self.isComplete, getValueType: .int)
         return monthReference
     }
 
     public func year() -> ElementValueReference {
-        let yearReference = ElementValueReference(elementId: self.elementId, valueMethod: getYearValue, isComplete: self.isComplete)
+        let yearReference = ElementValueReference(elementId: self.elementId, valueMethod: getYearValue, isComplete: self.isComplete, getValueType: .int)
         return yearReference
     }
 

BasisTheoryElements/Sources/BasisTheoryElements/TextElementUITextField.swift

@@ -15,13 +15,15 @@ public struct TextElementOptions {
     let validation: NSRegularExpression?
     let enableCopy: Bool?
     let copyIconColor: UIColor?
+    let getValueType: ElementValueType?
 
-    public init(mask: [Any]? = nil, transform: ElementTransform? = nil, validation: NSRegularExpression? = nil, enableCopy: Bool? = false, copyIconColor: UIColor? = nil) {
+    public init(mask: [Any]? = nil, transform: ElementTransform? = nil, validation: NSRegularExpression? = nil, enableCopy: Bool? = false, copyIconColor: UIColor? = nil, getValueType: ElementValueType? = .string) {
         self.mask = mask
         self.transform = transform
         self.validation = validation
         self.enableCopy = enableCopy
         self.copyIconColor = copyIconColor
+        self.getValueType = getValueType
     }
 }
 
@@ -37,6 +39,7 @@ public class TextElementUITextField: UITextField, InternalElementProtocol, Eleme
     var readOnly: Bool = false
     var valueRef: TextElementUITextField?
     var copyIconColor: UIColor?
+    var getValueType: ElementValueType? = .string
     private var cancellables = Set<AnyCancellable>()
     private var copyIconImageView: UIImageView = UIImageView()
 
@@ -190,6 +193,12 @@ public class TextElementUITextField: UITextField, InternalElementProtocol, Eleme
         if ((options?.enableCopy) != nil && options?.enableCopy == true) {
             setupCopy()
         }
+
+        if (options?.getValueType != nil) {
+            self.getValueType = options?.getValueType
+        } else {
+            self.getValueType = .string
+        }
     }
 
     private func transform(text: String?) -> String {

IntegrationTester/UnitTests/CardExpirationDateUITextFieldTests.swift

@@ -196,8 +196,8 @@ final class CardExpirationDateUITextFieldTests: XCTestCase {
         TokensAPI.getByIdWithRequestBuilder(id: createdToken["id"] as! String).addHeader(name: "BT-API-KEY", value: privateApiKey).execute { result in
             do {
                 let token = try result.get().body.data!.value as! [String: Any]
-                XCTAssertEqual(token["monthRef"] as! String, String(self.formatMonth(month: self.getCurrentMonth())))
-                XCTAssertEqual(token["yearRef"] as! String, formattedYear)
+                XCTAssertEqual(token["monthRef"] as? Int, Int(self.formatMonth(month: self.getCurrentMonth())))
+                XCTAssertEqual(token["yearRef"] as? Int, Int(formattedYear))
 
                 idQueryExpectation.fulfill()
             } catch {

IntegrationTester/UnitTests/TextElementUITextFieldTests.swift

@@ -262,4 +262,68 @@ final class TextElementUITextFieldTests: XCTestCase {
         // assert color
         XCTAssertEqual(iconImageView?.tintColor, UIColor.red)
     }
+
+    func testGetValueType() throws {
+        let textField = TextElementUITextField()
+        let intTextField = TextElementUITextField()
+        let doubleTextField = TextElementUITextField()
+        let boolTextField = TextElementUITextField()
+
+        let string: String = "string"
+        let int: Int = 10
+        let double: Double = 1.5
+        let bool: Bool = true
+
+        textField.insertText(string)
+        intTextField.insertText(String(int))
+        doubleTextField.insertText(String(double))
+        boolTextField.insertText(String(bool))
+
+        try! intTextField.setConfig(options: TextElementOptions(getValueType: .int))
+        try! doubleTextField.setConfig(options: TextElementOptions(getValueType: .double))
+        try! boolTextField.setConfig(options: TextElementOptions(getValueType: .bool))
+
+        let body: CreateToken = CreateToken(type: "token", data: [
+                "stringTextField": textField,
+                "intTextField": intTextField,
+                "doubleTextField": doubleTextField,
+                "boolTextField": boolTextField,
+
+        ])
+
+        let apiKey = Configuration.getConfiguration().btApiKey!
+        let transformExpectation = self.expectation(description: "Get Value Types")
+
+        var createdToken: CreateTokenResponse? = nil
+        BasisTheoryElements.basePath = "https://api.flock-dev.com"
+        BasisTheoryElements.createToken(body: body, apiKey: apiKey) { data, error in
+            createdToken = data
+
+            XCTAssertNotNil(createdToken!.id)
+            XCTAssertEqual(createdToken!.type!, "token")
+            transformExpectation.fulfill()
+        }
+
+        waitForExpectations(timeout: 3)
+
+        let valueTypeQueryExpectation = self.expectation(description: "Query Token By ID to Test Value Types")
+        let privateApiKey = Configuration.getConfiguration().privateBtApiKey!
+        TokensAPI.getByIdWithRequestBuilder(id: createdToken!.id!).addHeader(name: "BT-API-KEY", value: privateApiKey).execute { result in
+            do {
+                let token = try result.get().body.data!.value as! [String: Any]
+
+                XCTAssertEqual(token["stringTextField"] as! String, string)
+                XCTAssertEqual(token["intTextField"] as! Int, int)
+                XCTAssertEqual(token["doubleTextField"] as! Double, double)
+                XCTAssertEqual(token["boolTextField"] as! Bool, bool)
+
+
+                valueTypeQueryExpectation.fulfill()
+            } catch {
+                print(error)
+            }
+        }
+
+        waitForExpectations(timeout: 3)
+    }
 }