From 654509e036d9e54627c721cd531339cb56295cf9 Mon Sep 17 00:00:00 2001
From: Dariusz Rybicki <dariusz@elixxir.io>
Date: Thu, 2 Jun 2022 23:02:42 +0200
Subject: [PATCH] Add ContactFactsProvider

---
 .../ContactFactsProvider.swift                | 32 +++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 Sources/ElixxirDAppsSDK/ContactFactsProvider.swift

diff --git a/Sources/ElixxirDAppsSDK/ContactFactsProvider.swift b/Sources/ElixxirDAppsSDK/ContactFactsProvider.swift
new file mode 100644
index 00000000..e2adebfb
--- /dev/null
+++ b/Sources/ElixxirDAppsSDK/ContactFactsProvider.swift
@@ -0,0 +1,32 @@
+import Bindings
+
+public struct ContactFactsProvider {
+  public var get: (Data) throws -> Data
+
+  public func callAsFunction(contact: Data) throws -> Data {
+    try get(contact)
+  }
+}
+
+extension ContactFactsProvider {
+  public static let live = ContactFactsProvider { contact in
+    var error: NSError?
+    let facts = BindingsGetFactsFromContact(contact, &error)
+    if let error = error {
+      throw error
+    }
+    guard let facts = facts else {
+      fatalError("BindingsGetFactsFromContact returned `nil` without providing error")
+    }
+    return facts
+  }
+}
+
+#if DEBUG
+extension ContactFactsProvider {
+  public static let failing = ContactFactsProvider { _ in
+    struct NotImplemented: Error {}
+    throw NotImplemented()
+  }
+}
+#endif
-- 
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