From 30a23711626c5afe7f86ca34fbc489d7979b71d9 Mon Sep 17 00:00:00 2001
From: Arturs Artamonovs <arturs.artamonovs@protonmail.com>
Date: Thu, 8 Aug 2024 12:25:55 +0100
Subject: Live data works

---
 LearnMapKit/ADSBDataQueue.swift | 122 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 122 insertions(+)
 create mode 100644 LearnMapKit/ADSBDataQueue.swift

(limited to 'LearnMapKit/ADSBDataQueue.swift')

diff --git a/LearnMapKit/ADSBDataQueue.swift b/LearnMapKit/ADSBDataQueue.swift
new file mode 100644
index 0000000..ada0ab5
--- /dev/null
+++ b/LearnMapKit/ADSBDataQueue.swift
@@ -0,0 +1,122 @@
+//
+//  ADSBDataQueue.swift
+//  LearnMapKit
+//
+//  Created by Jacky Jack on 05/08/2024.
+//
+
+import Foundation
+import Collections
+
+struct ADSBLocation {
+    let address: Int
+    let lat: Double
+    let long: Double
+    //let alt: Int
+}
+
+struct ADSBAltitude {
+    let address: Int
+    let altitude: Int
+}
+
+struct ADSBICAOname {
+    let address: Int
+    let ICAOname: String
+}
+
+enum DataStreamType {
+    case EMPTY
+    case ADSB_ICAO
+    case ADSB_LOCATION
+    case ADSB_ALTITUDE
+}
+
+//get stream of decoded data, to tagged stream so all can be processed in sequence
+class ADSBDataQueue {
+    //var icaoQueue: Deque<ADSBICAOname> = []
+    var icaoArray: Array<ADSBICAOname> = []
+    var altQueue: Deque<ADSBAltitude> = []
+    var locQueue: Deque<ADSBLocation> = []
+    //var tagQueue: Deque<> = []
+    var tagArray: Array<DataStreamType> = []
+    
+    func getNextTag() -> DataStreamType {
+        if tagArray.count < 0 {
+            return DataStreamType.EMPTY
+        }
+        return tagArray[tagArray.count-1]
+    }
+    
+    func addIcaoName(_ address: Int, _ icaoname: String) {
+        tagArray.append(DataStreamType.ADSB_ICAO)
+        icaoArray.append(ADSBICAOname(address: address, ICAOname: icaoname))
+    }
+    
+    func addAltitude(_ address: Int, _ altitude: Int) {
+        tagArray.append(DataStreamType.ADSB_ALTITUDE)
+        altQueue.append(ADSBAltitude(address: address, altitude: altitude))
+    }
+    
+    func addLocation(_ address: Int, _ lat: Double, _ long: Double) {
+        tagArray.append(DataStreamType.ADSB_LOCATION)
+        locQueue.append(ADSBLocation(address: address, lat: lat, long: long))
+    }
+    
+    func getIcaoName() -> ADSBICAOname {
+        if tagArray.count < 1 {
+            print("ADSB tag Queue is empty")
+            return ADSBICAOname(address:0,ICAOname: "TEmpty")
+        }
+        let tag = tagArray[tagArray.count-1]
+        if tag != DataStreamType.ADSB_ICAO {
+            print("ADSB Queue empty")
+            return ADSBICAOname(address:0,ICAOname: "QEmpty")
+        }
+        tagArray.removeLast()
+        var ret_icao_name = ADSBICAOname(address:0, ICAOname: "Default")
+        if let last_icao_name = icaoArray.popLast() {
+            ret_icao_name = last_icao_name
+        }
+        return ret_icao_name
+    }
+    
+    func getAltitude() -> ADSBAltitude {
+        if tagArray.count < 1 {
+            print("ADSB tag Queue is empty")
+            return ADSBAltitude(address:0,altitude:0)
+        }
+        let tag = tagArray[tagArray.count-1]
+        if tag != DataStreamType.ADSB_ALTITUDE {
+            print("ADSB Queue empty")
+            return ADSBAltitude(address:0,altitude:0)
+        }
+        tagArray.removeLast()
+        return altQueue.popLast()!
+    }
+    
+    func getLocation() -> ADSBLocation {
+        if tagArray.count < 1 {
+            print("ADSB tag Queue is empry")
+            return ADSBLocation(address:0,lat:0.0,long:0.0)
+        }
+        let tag = tagArray[tagArray.count-1]
+        if tag != DataStreamType.ADSB_LOCATION {
+            print("ADSB Queue empty")
+            return ADSBLocation(address:0,lat:0.0,long:0.0)
+        }
+        tagArray.removeLast()
+        return locQueue.popLast()!
+    }
+    
+    func haveNum(_ num: Int) -> Bool {
+        if (tagArray.count > num) {
+            return true
+        }
+        return false
+    }
+    
+    func getCount() -> Int {
+        return tagArray.count
+    }
+}
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