Save to file

.gitignore

@@ -9,6 +9,7 @@
 *.user
 *.userosscache
 *.sln.docstates
+custom_TLE.txt
 
 # User-specific files (MonoDevelop/Xamarin Studio)
 *.userprefs

TLEGenerator.Program/Config.cs

@@ -7,6 +7,7 @@ public class Config
     public string NoradUrl { get; set; } = "https://celestrak.com/NORAD/elements/gp.php";
     public List<string> Groups { get; set; } = [];
     public string SatellitesListPath { get; set; } = "./satellites.json";
+    public string OutputFilePath { get; set; } = "./custom_TLE.txt";
     public string TempFolder { get; set; } = "/tmp";
     public int TempFilesDays { get; set; } = 1;
 

TLEGenerator.Program/Program.cs

@@ -7,14 +7,15 @@ class Program
     static void Main(string[] args)
     {
         Config config = new();
-        config.ReadConfigFile();
+        config.ReadConfigFile(); 
 
         List<string> satellites = SatellitesReader.ReadList(config.SatellitesListPath);
+
         TLEDataManager tleDataManager = new(config);
         tleDataManager.RetrieveGroupsData();
 
-        StringBuilder tleFileContent = new();
         int satellitesFound = 0;
+        using StreamWriter outputFile = new StreamWriter(config.OutputFilePath);
 
         foreach (var satellite in satellites)
         {
@@ -23,7 +24,7 @@ static void Main(string[] args)
             if (tle != null) {
                 Console.WriteLine($"✓ Saved TLE for {tle.Title.Trim()} ({satellite})");
                 satellitesFound += 1;
-                tleFileContent.AppendLine(tle.ToString());
+                outputFile.WriteLine(tle.ToString());
                 continue;
             }
 
@@ -32,6 +33,6 @@ static void Main(string[] args)
 
         Console.WriteLine($"TLEs retrieved: {satellitesFound}/{satellites.Count}");
         Console.WriteLine($"API requests: {tleDataManager.GetApiRequestsNumber()}");
-        Console.WriteLine(tleFileContent.ToString());
+        Console.WriteLine($"Output TLE file: {Path.GetFullPath(config.OutputFilePath)}");
     }
 }

TLEGenerator.Program/TLEGenerator.Program.csproj

@@ -9,6 +9,7 @@
 
   <ItemGroup>
     <Content Include="../config.json" CopyToOutputDirectory="Always" />
+    <Content Include="../satellites.json" CopyToOutputDirectory="Always" />
   </ItemGroup>
 
 </Project>

TLEGenerator.Tests/TLEDataManagerTests.cs

@@ -6,8 +6,9 @@ public class TLEDataManagerTest
     Config config = new()
     {
         NoradUrl = "fakeUrl",
-        Groups = ["weather"],
-        TempFolder = "TestData"
+        Groups = ["test"],
+        TempFolder = "TestData",
+        TempFilesDays = 65000
     };
 
     [TestMethod]

TLEGenerator.Tests/TLEFileParserTests.cs

@@ -3,7 +3,7 @@ namespace TLEGenerator.Tests;
 [TestClass]
 public class TLEFileParserTests
 {
-    const string TestFile = "./TestData/weather.txt";
+    const string TestFile = "./TestData/test.txt";
 
     [TestMethod]
     [DataRow("")]

config.json

@@ -1,7 +1,8 @@
 {
     "NoradUrl" : "https://celestrak.com/NORAD/elements/gp.php",
-    "Groups" : [ "weather" ],
+    "Groups" : [ "weather", "amateur" ],
     "SatellitesListPath" : "./satellites.json",
+    "OutputFilePath" : "./custom_TLE.txt",
     "TempFolder" : "/tmp",
     "TempFilesDays" : 1
 }