feat: Implement Assignment 2 functionality

5 files changed, 112 insertions, 0 deletions

diff --git a/MorgSimulator/Reader/CSVReader.cs b/MorgSimulator/Reader/CSVReader.cs
new file mode 100644
index 0000000..b678eed
--- /dev/null
+++ b/MorgSimulator/Reader/CSVReader.cs
@@ -0,0 +1,25 @@
+#nullable enable
+namespace MorgSimulator.Reader
+{
+    public class CSVReader(Reader reader) : ReaderDecorator(reader)
+    {
+        public override string? ReadLine()
+        {
+            var line = base.ReadLine();
+
+            if (line == null) return null;
+
+            return line.Trim();
+        }
+
+        public string[]? ReadCSVLine()
+        {
+            var line = ReadLine();
+
+            if (line == null) return null;
+
+            return line.Split(',');
+        }
+    }
+}
+#nullable disable
diff --git a/MorgSimulator/Reader/FileReader.cs b/MorgSimulator/Reader/FileReader.cs
new file mode 100644
index 0000000..8c7e3eb
--- /dev/null
+++ b/MorgSimulator/Reader/FileReader.cs
@@ -0,0 +1,23 @@
+#nullable enable
+using System.IO;
+
+namespace MorgSimulator.Reader
+{
+    public class FileReader(string filePath) : Reader
+    {
+        private readonly StreamReader _streamReader = new(filePath);
+
+        public override string? ReadLine()
+        {
+            return _streamReader.ReadLine();
+        }
+
+        public override bool EndOfStream => _streamReader.EndOfStream;
+
+        public override void Close()
+        {
+            _streamReader.Close();
+        }
+    }
+}
+#nullable disable
diff --git a/MorgSimulator/Reader/MorgReader.cs b/MorgSimulator/Reader/MorgReader.cs
new file mode 100644
index 0000000..2bf9a30
--- /dev/null
+++ b/MorgSimulator/Reader/MorgReader.cs
@@ -0,0 +1,32 @@
+#nullable enable
+using MorgSimulator.Factory;
+
+namespace MorgSimulator.Reader
+{
+    public class MorgReader(Reader reader, IMorgFactory factory) : ReaderDecorator(reader)
+    {
+        private readonly IMorgFactory _factory = factory;
+
+        public Morg? ReadMorg(int id)
+        {
+            if (_reader is not CSVReader csvReader) return null;
+
+            var fields = csvReader.ReadCSVLine();
+
+            if (fields == null || fields.Length < 5) return null;
+
+            var type = fields[0].Trim();
+            var xString = fields[1].Trim();
+            var yString = fields[2].Trim();
+            var movement = fields[3].Trim();
+            var feeding = fields[4].Trim();
+
+            if (!int.TryParse(xString, out int x) ||
+                !int.TryParse(yString, out int y))
+                return null;
+
+            return _factory.CreateMorg(id, type, x, y, movement, feeding);
+        }
+    }
+}
+#nullable disable
diff --git a/MorgSimulator/Reader/Reader.cs b/MorgSimulator/Reader/Reader.cs
new file mode 100644
index 0000000..13563b0
--- /dev/null
+++ b/MorgSimulator/Reader/Reader.cs
@@ -0,0 +1,11 @@
+#nullable enable
+namespace MorgSimulator.Reader
+{
+    public abstract class Reader
+    {
+        public abstract string? ReadLine();
+        public abstract bool EndOfStream { get; }
+        public abstract void Close();
+    }
+}
+#nullable disable
diff --git a/MorgSimulator/Reader/ReaderDecorator.cs b/MorgSimulator/Reader/ReaderDecorator.cs
new file mode 100644
index 0000000..38dc1e6
--- /dev/null
+++ b/MorgSimulator/Reader/ReaderDecorator.cs
@@ -0,0 +1,21 @@
+#nullable enable
+namespace MorgSimulator.Reader
+{
+    public abstract class ReaderDecorator(Reader reader) : Reader
+    {
+        protected Reader _reader = reader;
+
+        public override string? ReadLine()
+        {
+            return _reader.ReadLine();
+        }
+
+        public override bool EndOfStream => _reader.EndOfStream;
+
+        public override void Close()
+        {
+            _reader.Close();
+        }
+    }
+}
+#nullable disable