added iOS source code

[wl-app.git] / iOS / Pods / MatomoTracker / MatomoTracker / MemoryQueue.swift

diff --git a/iOS/Pods/MatomoTracker/MatomoTracker/MemoryQueue.swift b/iOS/Pods/MatomoTracker/MatomoTracker/MemoryQueue.swift
new file mode 100644 (file)
index 0000000..8ef8192
--- /dev/null
+++ b/iOS/Pods/MatomoTracker/MatomoTracker/MemoryQueue.swift
@@ -0,0 +1,29 @@
+import Foundation
+
+/// The MemoryQueue is a **not thread safe** in memory Queue.
+public final class MemoryQueue: NSObject, Queue {
+    private var items = [Event]()
+    
+    public var eventCount: Int {
+        return items.count
+    }
+    
+    public func enqueue(events: [Event], completion: (()->())?) {
+        assertMainThread()
+        items.append(contentsOf: events)
+        completion?()
+    }
+    
+    public func first(limit: Int, completion: (_ items: [Event])->()) {
+        assertMainThread()
+        let amount = [limit,eventCount].min()!
+        let dequeuedItems = Array(items[0..<amount])
+        completion(dequeuedItems)
+    }
+    
+    public func remove(events: [Event], completion: ()->()) {
+        assertMainThread()
+        items = items.filter({ event in !events.contains(where: { eventToRemove in eventToRemove.uuid == event.uuid })})
+        completion()
+    }
+}