Auto stash before rebase of "origin/main"

Quantower/Quantower.csproj

@@ -29,7 +29,7 @@
     <PlatformTarget>anycpu</PlatformTarget>
   </PropertyGroup>
   <ItemGroup>
-    <Compile Include="..\Source\**\*.cs" Exclude="..\Source\obj\**">
+    <Compile Include="..\Source\**\*.cs" Exclude="..\Source\obj\**;..\Source\Basics\*_Feed.cs">
       <Link>QuanTAlib\%(RecursiveDir)%(Filename)%(Extension)</Link>
     </Compile>
   </ItemGroup>

Source/Basics/Alphavantage_Feed.cs

@@ -0,0 +1,112 @@
+namespace QuanTAlib;
+using System;
+using System.Text.Json;
+
+/* <summary>
+Alphavantage - Free API to collect quotes for stock, Forex and crypto. It requires a (free) API key
+    Get API key at https://www.alphavantage.co/support/#api-key
+    Parameters:
+        Symbol: stock ("AAPL"), crypto ("BTC") or forex pair (divided by dash: "USD-EUR")
+        Extended: if true, return 2,000 rows. if false, return 100 rows 
+        Interval: enum with options of Month, Week, Day, Hour, Min30, Min15, Min5, Min1
+        APIkey: unique Alphavantage API key
+        
+</summary> */
+
+public class Alphavantage_Feed : TBars
+{
+    //public enum Interval { Month, Week, Day, Hour, Min30, Min15, Min5, Min1}
+    public Alphavantage_Feed(string Symbol = "IBM", bool Extended = false, Interval Interval = Interval.Day, string APIkey = "demo")
+    {
+
+        string outputsize = "compact";
+        if (Extended) { outputsize = "full"; }
+        System.Net.Http.HttpClient client = new();
+
+        JsonElement json = new();
+        var tokens = Symbol.Split("-");
+        if (tokens.Count() > 1)
+        {
+            string req = "https://www.alphavantage.co/query?function=FX" + GetInterval(Interval) + "&from_symbol=" + tokens[0] + "&to_symbol=" + tokens[1] + "&outputsize=" + outputsize + "&apikey=" + APIkey;
+            var msg = client.GetStringAsync(req).Result;
+            var jres = JsonSerializer.Deserialize<JsonDocument>(msg).RootElement;
+            switch (Interval)
+            {
+                case Interval.Month: jres.TryGetProperty("Time Series FX (Monthly)", out json); break;
+                case Interval.Week: jres.TryGetProperty("Time Series FX (Weekly)", out json); break;
+                case Interval.Day: jres.TryGetProperty("Time Series FX (Daily)", out json); break;
+                case Interval.Hour: jres.TryGetProperty("Time Series FX (60min)", out json); break;
+                case Interval.Min30: jres.TryGetProperty("Time Series FX (30min)", out json); break;
+                case Interval.Min15: jres.TryGetProperty("Time Series FX (15min)", out json); break;
+                case Interval.Min5: jres.TryGetProperty("Time Series FX (5min)", out json); break;
+                case Interval.Min1: jres.TryGetProperty("Time Series FX (1min)", out json); break;
+            }
+
+        }
+        if (json.ValueKind == JsonValueKind.Undefined)
+        {
+            string req = "https://www.alphavantage.co/query?function=TIME_SERIES" + GetInterval(Interval) + "&symbol=" + Symbol + "&outputsize=" + outputsize + "&apikey=" + APIkey;
+            var msg = client.GetStringAsync(req).Result;
+            var jres = JsonSerializer.Deserialize<JsonDocument>(msg).RootElement;
+            switch (Interval)
+            {
+                case Interval.Month: jres.TryGetProperty("Monthly Time Series", out json); break;
+                case Interval.Week: jres.TryGetProperty("Weekly Time Series", out json); break;
+                case Interval.Day: jres.TryGetProperty("Time Series (Daily)", out json); break;
+                case Interval.Hour: jres.TryGetProperty("Time Series (60min)", out json); break;
+                case Interval.Min30: jres.TryGetProperty("Time Series (30min)", out json); break;
+                case Interval.Min15: jres.TryGetProperty("Time Series (15min)", out json); break;
+                case Interval.Min5: jres.TryGetProperty("Time Series (5min)", out json); break;
+                case Interval.Min1: jres.TryGetProperty("Time Series (1min)", out json); break;
+            }
+        }
+        if (json.ValueKind == JsonValueKind.Undefined)
+        {
+            string req;
+            if ((int)Interval < 3) { req = "https://www.alphavantage.co/query?function=DIGITAL_CURRENCY" + GetInterval(Interval) + "&symbol=" + Symbol + "&market=USD&&outputsize=" + outputsize + "&apikey=" + APIkey; }
+            else { req = "https://www.alphavantage.co/query?function=CRYPTO" + GetInterval(Interval) + "&symbol=" + Symbol + "&market=USD&&outputsize=" + outputsize + "&apikey=" + APIkey; }
+            var msg = client.GetStringAsync(req).Result;
+            var jres = JsonSerializer.Deserialize<JsonDocument>(msg).RootElement;
+            switch (Interval)
+            {
+                case Interval.Month: jres.TryGetProperty("Time Series (Digital Currency Monthly)", out json); break;
+                case Interval.Week: jres.TryGetProperty("Time Series (Digital Currency Weekly)", out json); break;
+                case Interval.Day: jres.TryGetProperty("Time Series (Digital Currency Daily)", out json); break;
+                case Interval.Hour: jres.TryGetProperty("Time Series Crypto (60min)", out json); break;
+                case Interval.Min30: jres.TryGetProperty("Time Series Crypto (30min)", out json); break;
+                case Interval.Min15: jres.TryGetProperty("Time Series Crypto (15min)", out json); break;
+                case Interval.Min5: jres.TryGetProperty("Time Series Crypto (5min)", out json); break;
+                case Interval.Min1: jres.TryGetProperty("Time Series Crypto (1min)", out json); break;
+            }
+        }
+        if (json.ValueKind != JsonValueKind.Undefined)
+        {
+            foreach (var val in json.EnumerateObject()) { base.Add(GetOHLC(val)); }
+        }
+
+    }
+    private (DateTime t, double o, double h, double l, double c, double v) GetOHLC(JsonProperty json)
+    {
+        double o, h, l, c, v;
+        o = h = l = c = v = 0;
+        DateTime date = Convert.ToDateTime(json.Name);
+        foreach (var val in json.Value.EnumerateObject())
+        {
+            switch (val.Name)
+            {
+                case "1. open": o = Convert.ToDouble(val.Value.ToString()); break;
+                case "1b. open (USD)": o = Convert.ToDouble(val.Value.ToString()); break;
+                case "2. high": h = Convert.ToDouble(val.Value.ToString()); break;
+                case "2b. high (USD)": h = Convert.ToDouble(val.Value.ToString()); break;
+                case "3. low": l = Convert.ToDouble(val.Value.ToString()); break;
+                case "3b. low (USD)": l = Convert.ToDouble(val.Value.ToString()); break;
+                case "4. close": c = Convert.ToDouble(val.Value.ToString()); break;
+                case "4b. close (USD)": c = Convert.ToDouble(val.Value.ToString()); break;
+                case "5. adjusted close": c = Convert.ToDouble(val.Value.ToString()); break;
+                case "5. volume": v = Convert.ToDouble(val.Value.ToString()); break;
+                case "6. volume": v = Convert.ToDouble(val.Value.ToString()); break;
+            }
+        }
+        return (date, o, h, l, c, v);
+    }
+}

Source/QuanTAlib.csproj

@@ -11,7 +11,7 @@
     <Authors>Miha Kralj</Authors>
     <Copyright>Miha Kralj</Copyright>
     <PackageReadmeFile>readme.md</PackageReadmeFile>
-    <TargetFrameworks>net7.0;net6.0;net48;netcoreapp3.1;netstandard2.1</TargetFrameworks>
+    <TargetFrameworks>net7.0;net6.0;netcoreapp3.1;netstandard2.1</TargetFrameworks>
     <ImplicitUsings>disable</ImplicitUsings>
     <LangVersion>preview</LangVersion>
     <Nullable>disable</Nullable>

docs/.nojekyll

@@ -1 +0,0 @@
-