Port !owner, !admin, !mod, handlers (partial) and add globals to the db

Geekbot.net/Lib/GlobalSettings/GlobalSettings.cs

@@ -0,0 +1,55 @@
+using System.Linq;
+using Geekbot.net.Database;
+using Geekbot.net.Database.Models;
+
+namespace Geekbot.net.Lib.GlobalSettings
+{
+    public class GlobalSettings : IGlobalSettings
+    {
+        private readonly DatabaseContext _database;
+        
+        public GlobalSettings(DatabaseContext database)
+        {
+            _database = database;
+        }
+
+        public bool SetKey(string keyName, string value)
+        {
+            try
+            {
+                var key = GetKeyFull(keyName);
+                if (key == null)
+                {
+                    _database.Globals.Add(new GlobalsModel()
+                    {
+                        Name = keyName,
+                        Value = value
+                    });
+                    _database.SaveChanges();
+                    return true;
+                }
+
+                key.Value = value;
+                _database.Globals.Update(key);
+                _database.SaveChanges();
+                return true;
+            }
+            catch
+            {
+                return false;
+            }
+        }
+
+        public string GetKey(string keyName)
+        {
+            var key = _database.Globals.FirstOrDefault(k => k.Name.Equals(keyName));
+            return key?.Value ?? string.Empty;
+        }
+
+        public GlobalsModel GetKeyFull(string keyName)
+        {
+            var key = _database.Globals.FirstOrDefault(k => k.Name.Equals(keyName));
+            return key;
+        }
+    }
+}

Geekbot.net/Lib/GlobalSettings/IGlobalSettings.cs

@@ -0,0 +1,11 @@
+using Geekbot.net.Database.Models;
+
+namespace Geekbot.net.Lib.GlobalSettings
+{
+    public interface IGlobalSettings
+    {
+        bool SetKey(string keyName, string value);
+        string GetKey(string keyName);
+        GlobalsModel GetKeyFull(string keyName);
+    }
+}