Full CSV Loader for Planets, store in DB, do CSV Conversion

.vscode/settings.json

@@ -1,3 +1,4 @@
 {
-    "dotnet.defaultSolution": "Stars Assistant.sln"
+    "dotnet.defaultSolution": "Stars Assistant.sln",
+    "csharp.preview.improvedLaunchExperience": true
 }

Stars Assistant/Model/Planet.cs

@@ -1,46 +1,229 @@
 using System.ComponentModel.DataAnnotations;
+using System.Globalization;
 using CSV = CsvHelper.Configuration.Attributes;
 
 namespace net.nehmer.sa.model;
 
 public class Planet
 {
-    [Key, CSV.Index(1)]
+    [Key, CSV.Index(0)]
     public required string Name { get; set; }
 
+    [CSV.Index(1)]
     public string? Owner { get; set; }
+    
+    [CSV.Index(2)]
     public string? StarbaseType { get; set; }
+    
+    [CSV.Index(3)]
     public int ReportAge { get; set; } = 0;
+    
+    [CSV.Index(4)]
     public int? Population { get; set; }
+    
+    [CSV.Ignore()]
     public int? Value { get; set; }
+    
+    [CSV.Index(5)]
+    public string CSVValue {
+        set {
+            if (   value.Length >= 2
+                && int.TryParse(value[..^1], out int result))
+            {
+                Value = result;
+            } else {
+                Value = null;
+            }
+        }
+    }
+
+    [CSV.Index(7)]
     public int? Mines { get; set; }
+    
+    [CSV.Index(8)]
     public int? Factories { get; set; }
+    
+    [CSV.Ignore()]
     public decimal? DefPercent { get; set; }
+    
+    [CSV.Index(9)]
+    public string CSVDefPercent {
+        set {
+            if (   value.Length >= 2
+                && Decimal.TryParse(value[..^1], NumberStyles.Float, CultureInfo.InvariantCulture, out decimal result))
+            {
+                DefPercent = result;
+            } else {
+                DefPercent = null;
+            }
+        }
+    }
+
+    [CSV.Index(10)]
     public int? SurfaceIronium { get; set; }
+    
+    [CSV.Index(11)]
     public int? SurfaceBoranium { get; set; }
+    
+    [CSV.Index(12)]
     public int? SurfaceGermanium { get; set; }
+    
+    [CSV.Index(13)]
     public int? MRIronium { get; set; }
+    
+    [CSV.Index(14)]
     public int? MRBoranium { get; set; }
+    
+    [CSV.Index(15)]
     public int? MRGermanium { get; set; }
+    
+    [CSV.Index(16)]
     public int? MCIronium { get; set; }
+    
+    [CSV.Index(17)]
     public int? MCBoranium { get; set; }
-    public int? MCGErmanium { get; set; }
+    
-    public int? IroniumMC { get; set; }
+    [CSV.Index(18)]
+    public int? MCGrmanium { get; set; }
+    
+    [CSV.Index(19)]
     public int? Resources { get; set; }
+    
+    [CSV.Ignore()]
     public decimal? Gravity { get; set; }
+    
+    [CSV.Index(20)]
+    public string CSVGravity {
+        set {
+            if (   value.Length >= 2
+                && Decimal.TryParse(value[..^1], NumberStyles.Float, CultureInfo.InvariantCulture, out decimal result))
+            {
+                Gravity = result;
+            } else {
+                Gravity = null;
+            }
+        }
+    }
+
+    [CSV.Ignore()]
     public decimal? Temperature { get; set; }
+        
+    [CSV.Index(21)]
+    public string CSVTemperature {
+        set {
+            if (   value.Length >= 3
+                && Decimal.TryParse(value[..^2], NumberStyles.Float, CultureInfo.InvariantCulture, out decimal result))
+            {
+                Temperature = result;
+            } else {
+                Temperature = null;
+            }
+        }
+    }
+
+    [CSV.Ignore()]
     public decimal? Radiation { get; set; }
+        
+    [CSV.Index(22)]
+    public string CSVRadiation {
+        set {
+            if (   value.Length >= 3
+                && Decimal.TryParse(value[..^2], NumberStyles.Float, CultureInfo.InvariantCulture, out decimal result))
+            {
+                Radiation = result;
+            } else {
+                Radiation = null;
+            }
+        }
+    }
+    
+    [CSV.Ignore()]
     public decimal? GravityOrig { get; set; }
+    
+    [CSV.Index(20)]
+    public string CSVGravityOrig {
+        set {
+            if (   value.Length >= 2
+                && Decimal.TryParse(value[..^1], NumberStyles.Float, CultureInfo.InvariantCulture, out decimal result))
+            {
+                GravityOrig = result;
+            } else {
+                GravityOrig = null;
+            }
+        }
+    }    
+    [CSV.Ignore()]
     public decimal? TemperatureOrig { get; set; }
+            
+    [CSV.Index(24)]
+    public string CSVTemperatureOrig {
+        set {
+            if (   value.Length >= 3
+                && Decimal.TryParse(value[..^2], NumberStyles.Float, CultureInfo.InvariantCulture, out decimal result))
+            {
+                TemperatureOrig = result;
+            } else {
+                TemperatureOrig = null;
+            }
+        }
+    }
+
+    [CSV.Ignore()]
     public decimal? RadiationOrig { get; set; }
+        
+    [CSV.Index(25)]
+    public string CSVRadiationOrig {
+        set {
+            if (   value.Length >= 3
+                && Decimal.TryParse(value[..^2], NumberStyles.Float, CultureInfo.InvariantCulture, out decimal result))
+            {
+                RadiationOrig = result;
+            } else {
+                RadiationOrig = null;
+            }
+        }
+    }
+
+    [CSV.Ignore()]
     public int? MaxTerraforming { get; set; }
+    
+    [CSV.Index(26)]
+    public string CSVMaxTerraforming {
+        set {
+            if (   value.Length >= 2
+                && int.TryParse(value[..^1], out int result))
+            {
+                MaxTerraforming = result;
+            } else {
+                MaxTerraforming = null;
+            }
+        }
+    }
+    
+    [CSV.Index(27)]
     public int? CapacityPercent { get; set; }
+    
+    [CSV.Index(28)]
     public int? ScanRange { get; set; }
+    
+    [CSV.Index(29)]
     public int? PenScanRange { get; set; }
+    
+    [CSV.Index(30)]
     public int? Driver { get; set; }
+    
+    [CSV.Index(31)]
     public int? DriverWarp { get; set; }
+    
+    [CSV.Index(32)]
     public string? RouteTarget { get; set; }
+    
+    [CSV.Index(33)]
     public int? GateRange { get; set; }
+    
+    [CSV.Index(34)]
     public int? GateMass { get; set; }
+    
+    [CSV.Index(35)]
     public int? PctDamage { get; set; }
 }

Stars Assistant/Program.cs

@@ -1,7 +1,12 @@
 using System;
+using System.Globalization;
 using System.Linq;
 using Microsoft.EntityFrameworkCore;
+using CsvHelper.Configuration;
+using CsvHelper;
+
 using net.nehmer.sa.model;
+using System.Text;
 
 using var db = new StarsDatabase("stars.sqlite");
 
@@ -11,6 +16,22 @@ db.Database.EnsureCreated();
 // Note: This sample requires the database to be created before running.
 Console.WriteLine($"Database path: {db.DbPath}.");
 
+var config = CsvConfiguration.FromAttributes<Planet>(CultureInfo.InvariantCulture);
+config.Delimiter = "\t";
+config.Escape = '\0';
+config.MissingFieldFound = null;
+
+using (var reader = new StreamReader("/home/torben/goingth/GOINGTH.p1", Encoding.Latin1))
+using (var csv = new CsvReader(reader, config))
+{
+    List<Planet> records = csv.GetRecords<Planet>().ToList();
+    foreach (Planet p in records)
+    {
+        db.Add(p);
+    }
+    db.SaveChanges();
+}
+
 /*
 // Create
 Console.WriteLine("Inserting a new blog");