Add Entity Migration

.vscode/settings.json

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+{}

api/Data/ApplicationDbContext.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using api.Models;
+using Microsoft.EntityFrameworkCore;
+
+namespace api.Data
+{
+    public class ApplicationDbContext : DbContext
+    {
+        public ApplicationDbContext(DbContextOptions options)
+        : base(options)
+        {
+        }
+
+        public DbSet<User> Users { get; set; }
+        public DbSet<Tree> Trees { get; set; }
+        public DbSet<Link> Links { get; set; }
+        public DbSet<LinktreeAccess> LinktreeAccesses { get; set; }
+
+        protected override void OnModelCreating(ModelBuilder modelBuilder)
+        {
+            base.OnModelCreating(modelBuilder);
+
+            modelBuilder.Entity<LinktreeAccess>()
+                .HasKey(la => new { la.TreeId, la.UserId });
+
+            modelBuilder.Entity<LinktreeAccess>()
+                .HasOne(la => la.Tree)
+                .WithMany(t => t.LinktreeAccesses)
+                .HasForeignKey(la => la.TreeId);
+
+            modelBuilder.Entity<LinktreeAccess>()
+                .HasOne(la => la.User)
+                .WithMany(u => u.LinktreeAccesses)
+                .HasForeignKey(la => la.UserId);
+        }
+    }
+}

api/Migrations/20241023143859_init.cs

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+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace api.Migrations
+{
+    /// <inheritdoc />
+    public partial class init : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Users",
+                columns: table => new
+                {
+                    id = table.Column<Guid>(type: "uuid", nullable: false),
+                    Username = table.Column<string>(type: "text", nullable: false),
+                    Email = table.Column<string>(type: "text", nullable: false),
+                    RefreshToken = table.Column<string>(type: "text", nullable: true),
+                    Device = table.Column<string>(type: "text", nullable: true),
+                    PhotoProfileUri = table.Column<string>(type: "text", nullable: true)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Users", x => x.id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Trees",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    UserId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Title = table.Column<string>(type: "text", nullable: false),
+                    Description = table.Column<string>(type: "text", nullable: true),
+                    Slug = table.Column<string>(type: "text", nullable: true),
+                    Visibility = table.Column<int>(type: "integer", nullable: false),
+                    TreeImageUri = table.Column<string>(type: "text", nullable: true)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Trees", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Trees_Users_UserId",
+                        column: x => x.UserId,
+                        principalTable: "Users",
+                        principalColumn: "id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Links",
+                columns: table => new
+                {
+                    Id = table.Column<long>(type: "bigint", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    TreeId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Uri = table.Column<string>(type: "text", nullable: false),
+                    Title = table.Column<string>(type: "text", nullable: false),
+                    ImageUri = table.Column<string>(type: "text", nullable: true)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Links", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Links_Trees_TreeId",
+                        column: x => x.TreeId,
+                        principalTable: "Trees",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "LinktreeAccess",
+                columns: table => new
+                {
+                    TreeId = table.Column<Guid>(type: "uuid", nullable: false),
+                    UserId = table.Column<Guid>(type: "uuid", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_LinktreeAccess", x => new { x.TreeId, x.UserId });
+                    table.ForeignKey(
+                        name: "FK_LinktreeAccess_Trees_TreeId",
+                        column: x => x.TreeId,
+                        principalTable: "Trees",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_LinktreeAccess_Users_UserId",
+                        column: x => x.UserId,
+                        principalTable: "Users",
+                        principalColumn: "id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Links_TreeId",
+                table: "Links",
+                column: "TreeId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_LinktreeAccess_UserId",
+                table: "LinktreeAccess",
+                column: "UserId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Trees_UserId",
+                table: "Trees",
+                column: "UserId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "Links");
+
+            migrationBuilder.DropTable(
+                name: "LinktreeAccess");
+
+            migrationBuilder.DropTable(
+                name: "Trees");
+
+            migrationBuilder.DropTable(
+                name: "Users");
+        }
+    }
+}