8 files changed, 270 insertions, 2 deletions
diff --git a/backend/Elements.Data/ApplicationContextFactory.cs b/backend/Elements.Data/ApplicationContextFactory.cs
new file mode 100644
index 0000000..b8e4ebd
--- /dev/null
+++ b/backend/Elements.Data/ApplicationContextFactory.cs
@@ -0,0 +1,15 @@
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Design;
+
+namespace Elements.Data;
+
+public class ApplicationContextFactory : IDesignTimeDbContextFactory<ApplicationDbContext>
+{
+    public ApplicationDbContext CreateDbContext(string[] args)
+    {
+        DbContextOptionsBuilder<ApplicationDbContext> optionsBuilder = new();
+        optionsBuilder.UseSqlite("Data Source=elements.db");
+
+        return new ApplicationDbContext(optionsBuilder.Options);
+    }
+}
+\ No newline at end of file
diff --git a/backend/Elements.Data/ApplicationDbContext.cs b/backend/Elements.Data/ApplicationDbContext.cs
index 619719a..a912cc4 100644
--- a/backend/Elements.Data/ApplicationDbContext.cs
+++ b/backend/Elements.Data/ApplicationDbContext.cs
@@ -1,7 +1,14 @@
-using Microsoft.EntityFrameworkCore;
+using Elements.Data.Models;
+using Microsoft.EntityFrameworkCore;
 
 namespace Elements.Data;
 public class ApplicationDbContext : DbContext
 {
+    public DbSet<Element> Elements { get; set; }
+    public DbSet<User> Users { get; set; }
 
+    public ApplicationDbContext(DbContextOptions<ApplicationDbContext> options) : base(options)
+    {
+        
+    }
 }
diff --git a/backend/Elements.Data/Elements.Data.csproj b/backend/Elements.Data/Elements.Data.csproj
index 408fea2..2fb1f63 100644
--- a/backend/Elements.Data/Elements.Data.csproj
+++ b/backend/Elements.Data/Elements.Data.csproj
@@ -7,6 +7,11 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="7.0.12">
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="7.0.12" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="7.0.12" />
   </ItemGroup>
 
diff --git a/backend/Elements.Data/Migrations/20231020142907_Initial.Designer.cs b/backend/Elements.Data/Migrations/20231020142907_Initial.Designer.cs
new file mode 100644
index 0000000..1272d62
--- /dev/null
+++ b/backend/Elements.Data/Migrations/20231020142907_Initial.Designer.cs
@@ -0,0 +1,80 @@
+// <auto-generated />
+using Elements.Data;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace Elements.Data.Migrations
+{
+    [DbContext(typeof(ApplicationDbContext))]
+    [Migration("20231020142907_Initial")]
+    partial class Initial
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder.HasAnnotation("ProductVersion", "7.0.12");
+
+            modelBuilder.Entity("Elements.Data.Models.Element", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<int>("State")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("UserId")
+                        .HasColumnType("INTEGER");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("Elements");
+                });
+
+            modelBuilder.Entity("Elements.Data.Models.User", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("GoogleId")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Users");
+                });
+
+            modelBuilder.Entity("Elements.Data.Models.Element", b =>
+                {
+                    b.HasOne("Elements.Data.Models.User", null)
+                        .WithMany("Elements")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("Elements.Data.Models.User", b =>
+                {
+                    b.Navigation("Elements");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
diff --git a/backend/Elements.Data/Migrations/20231020142907_Initial.cs b/backend/Elements.Data/Migrations/20231020142907_Initial.cs
new file mode 100644
index 0000000..8257e5b
--- /dev/null
+++ b/backend/Elements.Data/Migrations/20231020142907_Initial.cs
@@ -0,0 +1,64 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace Elements.Data.Migrations
+{
+    /// <inheritdoc />
+    public partial class Initial : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Users",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "INTEGER", nullable: false)
+                        .Annotation("Sqlite:Autoincrement", true),
+                    GoogleId = table.Column<string>(type: "TEXT", nullable: false),
+                    Name = table.Column<string>(type: "TEXT", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Users", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Elements",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "INTEGER", nullable: false)
+                        .Annotation("Sqlite:Autoincrement", true),
+                    UserId = table.Column<int>(type: "INTEGER", nullable: false),
+                    Name = table.Column<string>(type: "TEXT", nullable: false),
+                    State = table.Column<int>(type: "INTEGER", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Elements", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Elements_Users_UserId",
+                        column: x => x.UserId,
+                        principalTable: "Users",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Elements_UserId",
+                table: "Elements",
+                column: "UserId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "Elements");
+
+            migrationBuilder.DropTable(
+                name: "Users");
+        }
+    }
+}
diff --git a/backend/Elements.Data/Migrations/ApplicationDbContextModelSnapshot.cs b/backend/Elements.Data/Migrations/ApplicationDbContextModelSnapshot.cs
new file mode 100644
index 0000000..b713511
--- /dev/null
+++ b/backend/Elements.Data/Migrations/ApplicationDbContextModelSnapshot.cs
@@ -0,0 +1,77 @@
+// <auto-generated />
+using Elements.Data;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace Elements.Data.Migrations
+{
+    [DbContext(typeof(ApplicationDbContext))]
+    partial class ApplicationDbContextModelSnapshot : ModelSnapshot
+    {
+        protected override void BuildModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder.HasAnnotation("ProductVersion", "7.0.12");
+
+            modelBuilder.Entity("Elements.Data.Models.Element", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<int>("State")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("UserId")
+                        .HasColumnType("INTEGER");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("Elements");
+                });
+
+            modelBuilder.Entity("Elements.Data.Models.User", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("GoogleId")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Users");
+                });
+
+            modelBuilder.Entity("Elements.Data.Models.Element", b =>
+                {
+                    b.HasOne("Elements.Data.Models.User", null)
+                        .WithMany("Elements")
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("Elements.Data.Models.User", b =>
+                {
+                    b.Navigation("Elements");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
diff --git a/backend/Elements.Data/Models/Element.cs b/backend/Elements.Data/Models/Element.cs
index 2f602e5..08f25a8 100644
--- a/backend/Elements.Data/Models/Element.cs
+++ b/backend/Elements.Data/Models/Element.cs
@@ -1,5 +1,16 @@
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
 namespace Elements.Data.Models;
 
+public enum ElementState {
+    HasColor,
+    HasIcon
+}
+
 public class Element {
-    
+    public int Id {get; init;}
+    public required int UserId { get; init; }
+    public required string Name {get; init;}
+    public required ElementState State {get; init;}
 }
 \ No newline at end of file
diff --git a/backend/Elements.Data/Models/User.cs b/backend/Elements.Data/Models/User.cs
new file mode 100644
index 0000000..b44a1e2
--- /dev/null
+++ b/backend/Elements.Data/Models/User.cs
@@ -0,0 +1,9 @@
+namespace Elements.Data.Models;
+
+public class User
+{
+    public int Id { get; init; }
+    public required string GoogleId { get; init; }
+    public required string Name { get; set; }
+    public required ICollection<Element> Elements { get; set; }
+}
+\ No newline at end of file