add ValidateCheckout query support (#1938)

Kickstarter.xcodeproj/project.pbxproj

@@ -489,6 +489,8 @@
 		6080DA402AB366680088EF3D /* Text+HTML.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6080DA3F2AB366680088EF3D /* Text+HTML.swift */; };
 		608E7A5328ABDBAE00289E92 /* SetYourPasswordViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 608E7A5128ABD5E700289E92 /* SetYourPasswordViewController.swift */; };
 		608E7A5628ABE6CD00289E92 /* SetYourPasswordViewModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = 608E7A5428ABE27400289E92 /* SetYourPasswordViewModel.swift */; };
+		608F974A2B7522EF00DBE7D7 /* ValidateCheckout.graphql in Resources */ = {isa = PBXBuildFile; fileRef = 608F97492B7522EF00DBE7D7 /* ValidateCheckout.graphql */; };
+		608F974C2B752C4900DBE7D7 /* ValidateCheckoutEnvelope.swift in Sources */ = {isa = PBXBuildFile; fileRef = 608F974B2B752C4900DBE7D7 /* ValidateCheckoutEnvelope.swift */; };
 		6093098D2A6054CB004297AF /* GraphAPI.TriggerThirdPartyEventInput+TriggerThirdPartyEventInput.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6093098C2A6054CB004297AF /* GraphAPI.TriggerThirdPartyEventInput+TriggerThirdPartyEventInput.swift */; };
 		609309912A60555F004297AF /* TriggerThirdPartyEventInput.swift in Sources */ = {isa = PBXBuildFile; fileRef = 609309902A60555F004297AF /* TriggerThirdPartyEventInput.swift */; };
 		609309952A6055A5004297AF /* TriggerThirdPartyEvent.graphql in Resources */ = {isa = PBXBuildFile; fileRef = 609309942A6055A5004297AF /* TriggerThirdPartyEvent.graphql */; };
@@ -2043,6 +2045,8 @@
 		6080DA3F2AB366680088EF3D /* Text+HTML.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "Text+HTML.swift"; sourceTree = "<group>"; };
 		608E7A5128ABD5E700289E92 /* SetYourPasswordViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SetYourPasswordViewController.swift; sourceTree = "<group>"; };
 		608E7A5428ABE27400289E92 /* SetYourPasswordViewModel.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SetYourPasswordViewModel.swift; sourceTree = "<group>"; };
+		608F97492B7522EF00DBE7D7 /* ValidateCheckout.graphql */ = {isa = PBXFileReference; lastKnownFileType = text; path = ValidateCheckout.graphql; sourceTree = "<group>"; };
+		608F974B2B752C4900DBE7D7 /* ValidateCheckoutEnvelope.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ValidateCheckoutEnvelope.swift; sourceTree = "<group>"; };
 		6093098C2A6054CB004297AF /* GraphAPI.TriggerThirdPartyEventInput+TriggerThirdPartyEventInput.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "GraphAPI.TriggerThirdPartyEventInput+TriggerThirdPartyEventInput.swift"; sourceTree = "<group>"; };
 		6093098E2A6054D8004297AF /* GraphAPI.TriggerThirdPartyEventInput+TriggerThirdPartyEventInputTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "GraphAPI.TriggerThirdPartyEventInput+TriggerThirdPartyEventInputTests.swift"; sourceTree = "<group>"; };
 		609309902A60555F004297AF /* TriggerThirdPartyEventInput.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = TriggerThirdPartyEventInput.swift; sourceTree = "<group>"; };
@@ -5650,6 +5654,7 @@
 				0655C7272732FDA30087281F /* FetchRootCategories.graphql */,
 				0655C7292732FDE00087281F /* FetchCategory.graphql */,
 				E1A1491D2ACDD76700F49709 /* FetchBackerProjectsQuery.graphql */,
+				608F97492B7522EF00DBE7D7 /* ValidateCheckout.graphql */,
 				E1A149252ACE060E00F49709 /* templates */,
 			);
 			path = queries;
@@ -6725,6 +6730,7 @@
 				D6ED1B38216D50BE007F7547 /* UserEmailFields.swift */,
 				7798B5622174F494008BC50D /* UserEnvelope.swift */,
 				D01588241EEB2ED7006E7684 /* UserTests.swift */,
+				608F974B2B752C4900DBE7D7 /* ValidateCheckoutEnvelope.swift */,
 				D01588251EEB2ED7006E7684 /* VoidEnvelope.swift */,
 				8ABD5B3B24CFB026002E585C /* graphql */,
 				D01587971EEB2ED6006E7684 /* lenses */,
@@ -7356,6 +7362,7 @@
 				6008632E29B8F66F00B87B39 /* FetchUserEmail.graphql in Resources */,
 				399DAD8A2ACD163400238BA1 /* UnwatchProject.graphql in Resources */,
 				06DAAE5B26AA3CD800194E58 /* BackingFragment.graphql in Resources */,
+				608F974A2B7522EF00DBE7D7 /* ValidateCheckout.graphql in Resources */,
 				E1A1491E2ACDD76800F49709 /* FetchBackerProjectsQuery.graphql in Resources */,
 				6008632C29B8F64800B87B39 /* UserEmailFragment.graphql in Resources */,
 				47C0BCD826C42135003658AC /* CreatePaymentSource.graphql in Resources */,
@@ -8656,6 +8663,7 @@
 				4778EE2126A200BE0059EA69 /* UserEnvelope+GraphUserEnvelope.swift in Sources */,
 				8ADCCCAE264C98A50079D308 /* Comment.swift in Sources */,
 				609309912A60555F004297AF /* TriggerThirdPartyEventInput.swift in Sources */,
+				608F974C2B752C4900DBE7D7 /* ValidateCheckoutEnvelope.swift in Sources */,
 				D0158A2E1EEB30A2006E7684 /* User.AvatarTemplates.swift in Sources */,
 				D01588771EEB2ED7006E7684 /* FriendStatsEnvelope.swift in Sources */,
 				D015891D1EEB2ED7006E7684 /* ShippingRule.swift in Sources */,

KsApi/GraphAPI.swift

@@ -11004,6 +11004,163 @@ public enum GraphAPI {
     }
   }
 
+  public final class ValidateCheckoutQuery: GraphQLQuery {
+    /// The raw GraphQL definition of this operation.
+    public let operationDefinition: String =
+      """
+      query ValidateCheckout($checkoutId: ID!, $paymentSourceId: String, $paymentIntentClientSecret: String!) {
+        checkout(id: $checkoutId) {
+          __typename
+          isValidForOnSessionCheckout(
+            paymentSourceId: $paymentSourceId
+            paymentIntentClientSecret: $paymentIntentClientSecret
+          ) {
+            __typename
+            valid
+            messages
+          }
+        }
+      }
+      """
+
+    public let operationName: String = "ValidateCheckout"
+
+    public var checkoutId: GraphQLID
+    public var paymentSourceId: String?
+    public var paymentIntentClientSecret: String
+
+    public init(checkoutId: GraphQLID, paymentSourceId: String? = nil, paymentIntentClientSecret: String) {
+      self.checkoutId = checkoutId
+      self.paymentSourceId = paymentSourceId
+      self.paymentIntentClientSecret = paymentIntentClientSecret
+    }
+
+    public var variables: GraphQLMap? {
+      return ["checkoutId": checkoutId, "paymentSourceId": paymentSourceId, "paymentIntentClientSecret": paymentIntentClientSecret]
+    }
+
+    public struct Data: GraphQLSelectionSet {
+      public static let possibleTypes: [String] = ["Query"]
+
+      public static var selections: [GraphQLSelection] {
+        return [
+          GraphQLField("checkout", arguments: ["id": GraphQLVariable("checkoutId")], type: .object(Checkout.selections)),
+        ]
+      }
+
+      public private(set) var resultMap: ResultMap
+
+      public init(unsafeResultMap: ResultMap) {
+        self.resultMap = unsafeResultMap
+      }
+
+      public init(checkout: Checkout? = nil) {
+        self.init(unsafeResultMap: ["__typename": "Query", "checkout": checkout.flatMap { (value: Checkout) -> ResultMap in value.resultMap }])
+      }
+
+      /// Fetches a checkout given its id.
+      public var checkout: Checkout? {
+        get {
+          return (resultMap["checkout"] as? ResultMap).flatMap { Checkout(unsafeResultMap: $0) }
+        }
+        set {
+          resultMap.updateValue(newValue?.resultMap, forKey: "checkout")
+        }
+      }
+
+      public struct Checkout: GraphQLSelectionSet {
+        public static let possibleTypes: [String] = ["Checkout"]
+
+        public static var selections: [GraphQLSelection] {
+          return [
+            GraphQLField("__typename", type: .nonNull(.scalar(String.self))),
+            GraphQLField("isValidForOnSessionCheckout", arguments: ["paymentSourceId": GraphQLVariable("paymentSourceId"), "paymentIntentClientSecret": GraphQLVariable("paymentIntentClientSecret")], type: .nonNull(.object(IsValidForOnSessionCheckout.selections))),
+          ]
+        }
+
+        public private(set) var resultMap: ResultMap
+
+        public init(unsafeResultMap: ResultMap) {
+          self.resultMap = unsafeResultMap
+        }
+
+        public init(isValidForOnSessionCheckout: IsValidForOnSessionCheckout) {
+          self.init(unsafeResultMap: ["__typename": "Checkout", "isValidForOnSessionCheckout": isValidForOnSessionCheckout.resultMap])
+        }
+
+        public var __typename: String {
+          get {
+            return resultMap["__typename"]! as! String
+          }
+          set {
+            resultMap.updateValue(newValue, forKey: "__typename")
+          }
+        }
+
+        /// Checks whether the checkout is valid prior to charging the user's card.
+        public var isValidForOnSessionCheckout: IsValidForOnSessionCheckout {
+          get {
+            return IsValidForOnSessionCheckout(unsafeResultMap: resultMap["isValidForOnSessionCheckout"]! as! ResultMap)
+          }
+          set {
+            resultMap.updateValue(newValue.resultMap, forKey: "isValidForOnSessionCheckout")
+          }
+        }
+
+        public struct IsValidForOnSessionCheckout: GraphQLSelectionSet {
+          public static let possibleTypes: [String] = ["Validation"]
+
+          public static var selections: [GraphQLSelection] {
+            return [
+              GraphQLField("__typename", type: .nonNull(.scalar(String.self))),
+              GraphQLField("valid", type: .nonNull(.scalar(Bool.self))),
+              GraphQLField("messages", type: .nonNull(.list(.nonNull(.scalar(String.self))))),
+            ]
+          }
+
+          public private(set) var resultMap: ResultMap
+
+          public init(unsafeResultMap: ResultMap) {
+            self.resultMap = unsafeResultMap
+          }
+
+          public init(valid: Bool, messages: [String]) {
+            self.init(unsafeResultMap: ["__typename": "Validation", "valid": valid, "messages": messages])
+          }
+
+          public var __typename: String {
+            get {
+              return resultMap["__typename"]! as! String
+            }
+            set {
+              resultMap.updateValue(newValue, forKey: "__typename")
+            }
+          }
+
+          /// Whether a value is valid.
+          public var valid: Bool {
+            get {
+              return resultMap["valid"]! as! Bool
+            }
+            set {
+              resultMap.updateValue(newValue, forKey: "valid")
+            }
+          }
+
+          /// Error messages associated with the value
+          public var messages: [String] {
+            get {
+              return resultMap["messages"]! as! [String]
+            }
+            set {
+              resultMap.updateValue(newValue, forKey: "messages")
+            }
+          }
+        }
+      }
+    }
+  }
+
   public struct BackingFragment: GraphQLFragment {
     /// The raw GraphQL definition of this fragment.
     public static let fragmentDefinition: String =

KsApi/MockService.swift

@@ -178,6 +178,8 @@
       ErrorEnvelope
     >?
 
+    fileprivate let validateCheckoutResult: Result<ValidateCheckoutEnvelope, ErrorEnvelope>?
+
     fileprivate let verifyEmailResult: Result<EmailVerificationResponseEnvelope, ErrorEnvelope>?
 
     fileprivate let watchProjectMutationResult: Result<
@@ -316,6 +318,7 @@
       updateProjectNotificationError: ErrorEnvelope? = nil,
       updateUserSelfError: ErrorEnvelope? = nil,
       unwatchProjectMutationResult: Result<WatchProjectResponseEnvelope, ErrorEnvelope>? = nil,
+      validateCheckoutResult: Result<ValidateCheckoutEnvelope, ErrorEnvelope>? = nil,
       verifyEmailResult: Result<EmailVerificationResponseEnvelope, ErrorEnvelope>? = nil,
       watchProjectMutationResult: Result<WatchProjectResponseEnvelope, ErrorEnvelope>? = nil
     ) {
@@ -516,6 +519,8 @@
 
       self.unwatchProjectMutationResult = unwatchProjectMutationResult
 
+      self.validateCheckoutResult = validateCheckoutResult
+
       self.verifyEmailResult = verifyEmailResult
 
       self.watchProjectMutationResult = watchProjectMutationResult
@@ -1649,6 +1654,14 @@
         .performWithResult(mutation: mutationUnwatchProject, result: self.unwatchProjectMutationResult)
     }
 
+    internal func validateCheckout(
+      checkoutId _: String,
+      paymentSourceId _: String?,
+      paymentIntentClientSecret _: String
+    ) -> SignalProducer<ValidateCheckoutEnvelope, ErrorEnvelope> {
+      return producer(for: self.validateCheckoutResult)
+    }
+
     internal func verifyEmail(withToken _: String)
       -> SignalProducer<EmailVerificationResponseEnvelope, ErrorEnvelope> {
       return producer(for: self.verifyEmailResult)

KsApi/Service.swift

@@ -805,4 +805,24 @@ public struct Service: ServiceType {
         SignalProducer(value: EmptyResponseEnvelope())
       }
   }
+
+  /**
+   Post Campaign Pledge Validation.
+   - parameter checkoutId: The Checkout Id..
+   - parameter paymentSourceId: The id of the payment source.
+   - parameter paymentIntentClientSecret: The client secret returned from our CreatePaymentIntent Mutation.
+   */
+  public func validateCheckout(
+    checkoutId: String,
+    paymentSourceId: String?,
+    paymentIntentClientSecret: String
+  ) -> SignalProducer<ValidateCheckoutEnvelope, ErrorEnvelope> {
+    return GraphQL.shared.client
+      .fetch(query: GraphAPI.ValidateCheckoutQuery(
+        checkoutId: checkoutId,
+        paymentSourceId: paymentSourceId,
+        paymentIntentClientSecret: paymentIntentClientSecret
+      ))
+      .flatMap(ValidateCheckoutEnvelope.envelopeProducer(from:))
+  }
 }

KsApi/ServiceType.swift

@@ -374,6 +374,13 @@ public protocol ServiceType {
   func unwatchProject(input: WatchProjectInput) ->
     SignalProducer<WatchProjectResponseEnvelope, ErrorEnvelope>
 
+  /// Validates a Post Campaign Pledge
+  func validateCheckout(
+    checkoutId: String,
+    paymentSourceId: String?,
+    paymentIntentClientSecret: String
+  ) -> SignalProducer<ValidateCheckoutEnvelope, ErrorEnvelope>
+
   /// Verifies an email address with a given access token.
   func verifyEmail(withToken token: String)
     -> SignalProducer<EmailVerificationResponseEnvelope, ErrorEnvelope>

KsApi/models/ValidateCheckoutEnvelope.swift

@@ -0,0 +1,31 @@
+import Foundation
+import ReactiveSwift
+
+public struct ValidateCheckoutEnvelope: Decodable {
+  public let valid: Bool
+  public let messages: [String]
+}
+
+// MARK: - GraphQL Adapters
+
+extension ValidateCheckoutEnvelope {
+  static func envelopeProducer(from data: GraphAPI.ValidateCheckoutQuery.Data)
+    -> SignalProducer<ValidateCheckoutEnvelope, ErrorEnvelope> {
+    guard let envelope = ValidateCheckoutEnvelope.validateCheckoutEnvelope(from: data) else {
+      return SignalProducer(error: .couldNotParseJSON)
+    }
+    return SignalProducer(value: envelope)
+  }
+
+  /**
+   Returns a minimal `ValidateCheckoutEnvelope` from a `GraphAPI.ValidateCheckoutQuery.Data`
+   */
+  static func validateCheckoutEnvelope(from data: GraphAPI.ValidateCheckoutQuery
+    .Data) -> ValidateCheckoutEnvelope? {
+    guard let valid = data.checkout?.isValidForOnSessionCheckout.valid,
+      let messages = data.checkout?.isValidForOnSessionCheckout.messages
+    else { return nil }
+
+    return ValidateCheckoutEnvelope(valid: valid, messages: messages)
+  }
+}

KsApi/queries/ValidateCheckout.graphql

@@ -0,0 +1,8 @@
+query ValidateCheckout($checkoutId: ID!, $paymentSourceId: String, $paymentIntentClientSecret: String!) {
+  checkout(id: $checkoutId) {
+    isValidForOnSessionCheckout(paymentSourceId: $paymentSourceId, paymentIntentClientSecret: $paymentIntentClientSecret) {
+      valid
+      messages
+    }
+  }
+}