feat: pridal jsem team1 a udelal funkce

src/team1.cs

@@ -0,0 +1,35 @@
+using System;
+using Microsoft.Data.Sqlite;
+
+namespace Team1
+{
+    class Library
+    {
+        public Library(SqliteConnection connection)
+        {
+            this.connection = connection;
+        }
+        public static void AddAuthor(string name, string lastName, DateTime dateOfBirth, SqliteConnection connection)
+        {
+            string sql = @"INSERT INTO Authors (Name, Surname, DateOfBirth) VALUES (@name, @lastName, @dateOfBirth)";
+            using (var com = new SqliteCommand(sql, connection))
+            {
+                com.Parameters.AddWithValue("@name", name);
+                com.Parameters.AddWithValue("@lastName", lastName);
+                com.Parameters.AddWithValue("@dateOfBirth", dateOfBirth);
+                com.ExecuteNonQuery();
+            }
+        }
+
+        public static void AddPublisher(string name, string state, SqliteConnection connection)
+        {
+            string sql = @"INSERT INTO Publishers (Name, State) VALUES (@name, @state)";
+            using (var com = new SqliteCommand(sql, connection))
+            {
+                com.Parameters.AddWithValue("@name", name);
+                com.Parameters.AddWithValue("@state", state);
+                com.ExecuteNonQuery();
+            }
+        }
+    }
+}