Technical changes to use yt-dlp instead of youtube-dl as a downloader

Tubio/Updater.cpp

@@ -1,9 +1,71 @@
 #include "Updater.h"
 
+using namespace JasonPP;
+
 std::string Updater::UpdateYoutubeDL()
 {
 #ifdef _WIN
-    HRESULT res = URLDownloadToFileA(NULL, "https://yt-dl.org/downloads/latest/youtube-dl.exe", "youtube-dl.exe", 0, NULL);
+    // Fetch rest respone for latest yt-dlp release
+    CComPtr<IStream> dlStream;
+    HRESULT res = URLOpenBlockingStreamA(
+        nullptr,
+        "https://api.github.com/repos/yt-dlp/yt-dlp/releases/latest",
+        &dlStream,
+        0,
+        nullptr
+    );
+    if (FAILED(res))
+    {
+        return "Error fetching latest yt-dlp release identifier. Error code: 0x" + (JasonPP::Internal::Helpers::Base10_2_X(res, "0123456789abcdef"));
+    }
+
+    char buffer[4096];
+    std::stringstream restContent;
+    do
+    {
+        DWORD bytesRead = 0;
+        res = dlStream->Read(buffer, sizeof(buffer), &bytesRead);
+
+        if (bytesRead)
+            restContent.write(buffer, bytesRead);
+    } while ((SUCCEEDED(res)) && (res != S_FALSE));
+
+    // Parse response
+    Json json;
+    try
+    {
+        json.Parse(restContent.str());
+    }
+    catch (JsonException& e)
+    {
+        return "Error parsing the json githubs rest api returned, whilst trying to update yt-dlp.";
+    }
+    
+    // Look for the asset in the release that's named "yt-dlp.exe"
+    std::string downloadUrlLatestExe = "";
+    try
+    {
+        const JsonArray assetsArr = json.AsJson["assets"].AsArray;
+
+        for (std::size_t i = 0; i < assetsArr.Size(); i++)
+        {
+            if (assetsArr[i].AsJson["name"] == "yt-dlp.exe")
+                downloadUrlLatestExe = assetsArr[i].AsJson["browser_download_url"];
+        }
+    }
+    catch (JsonException& e)
+    {
+        return "Error whilst trying to access the json key assets[n][\"name\"/\"browser_download_url\"] whilst trying to update yt-dlp.";
+    }
+
+    if (downloadUrlLatestExe == "")
+    {
+        return "Error: No suitable asset found in latest release. Looking for name \"yt-dlp.exe\".";
+    }
+
+
+    // Download the latest yt-dlp.exe
+    res = URLDownloadToFileA(NULL, downloadUrlLatestExe.c_str(), "yt-dlp.exe", 0, NULL);
     
     if (SUCCEEDED(res))
     {