added Data, Models, EntityFramework

Data/LiveGameContext.cs

@@ -0,0 +1,36 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using LiveGameFeed.Models;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Metadata;
+
+namespace LiveGameFeed.Data
+{
+    public class LiveGameContext : DbContext
+    {
+        public DbSet<Match> Matches { get; set; }
+        public DbSet<Feed> Feeds { get; set; }
+
+        public LiveGameContext(DbContextOptions options) : base(options) { }
+
+        protected override void OnModelCreating(ModelBuilder modelBuilder)
+        {
+            foreach (var relationship in modelBuilder.Model.GetEntityTypes().SelectMany(e => e.GetForeignKeys()))
+            {
+                relationship.DeleteBehavior = DeleteBehavior.Restrict;
+            }
+
+             modelBuilder.Entity<Match>()
+                .ToTable("Match");
+
+            modelBuilder.Entity<Feed>()
+                .ToTable("Feed");
+
+            modelBuilder.Entity<Feed>()
+                .Property(f => f.MatchId)
+                .IsRequired();
+        }
+    }
+}