using System;
using Microsoft.EntityFrameworkCore.Migrations;

#nullable disable

namespace backend.Migrations
{
    /// <inheritdoc />
    public partial class InitialCreate : Migration
    {
        /// <inheritdoc />
        protected override void Up(MigrationBuilder migrationBuilder)
        {
            migrationBuilder.CreateTable(
                name: "CheckedShoppingItems",
                columns: table => new
                {
                    Id = table.Column<Guid>(type: "uuid", nullable: false),
                    MealPlanId = table.Column<Guid>(type: "uuid", nullable: false),
                    ItemName = table.Column<string>(type: "text", nullable: false),
                    UserId = table.Column<string>(type: "text", nullable: false),
                    IsChecked = table.Column<bool>(type: "boolean", nullable: false)
                },
                constraints: table =>
                {
                    table.PrimaryKey("PK_CheckedShoppingItems", x => x.Id);
                });

            migrationBuilder.CreateTable(
                name: "MealPlans",
                columns: table => new
                {
                    Id = table.Column<Guid>(type: "uuid", nullable: false),
                    UserId = table.Column<string>(type: "text", nullable: false),
                    WeekStart = table.Column<DateOnly>(type: "date", nullable: false),
                    CreatedAt = table.Column<DateTime>(type: "timestamp with time zone", nullable: false)
                },
                constraints: table =>
                {
                    table.PrimaryKey("PK_MealPlans", x => x.Id);
                });

            migrationBuilder.CreateTable(
                name: "Recipes",
                columns: table => new
                {
                    Id = table.Column<Guid>(type: "uuid", nullable: false),
                    UserId = table.Column<string>(type: "text", nullable: true),
                    ExternalId = table.Column<string>(type: "text", nullable: true),
                    Title = table.Column<string>(type: "text", nullable: false),
                    Instructions = table.Column<string>(type: "text", nullable: false),
                    ImageUrl = table.Column<string>(type: "text", nullable: true),
                    Source = table.Column<int>(type: "integer", nullable: false),
                    CreatedAt = table.Column<DateTime>(type: "timestamp with time zone", nullable: false)
                },
                constraints: table =>
                {
                    table.PrimaryKey("PK_Recipes", x => x.Id);
                });

            migrationBuilder.CreateTable(
                name: "UserSettings",
                columns: table => new
                {
                    UserId = table.Column<string>(type: "text", nullable: false),
                    HouseholdSize = table.Column<int>(type: "integer", nullable: false)
                },
                constraints: table =>
                {
                    table.PrimaryKey("PK_UserSettings", x => x.UserId);
                });

            migrationBuilder.CreateTable(
                name: "MealPlanEntries",
                columns: table => new
                {
                    Id = table.Column<Guid>(type: "uuid", nullable: false),
                    MealPlanId = table.Column<Guid>(type: "uuid", nullable: false),
                    Date = table.Column<DateOnly>(type: "date", nullable: false),
                    RecipeId = table.Column<Guid>(type: "uuid", nullable: false)
                },
                constraints: table =>
                {
                    table.PrimaryKey("PK_MealPlanEntries", x => x.Id);
                    table.ForeignKey(
                        name: "FK_MealPlanEntries_MealPlans_MealPlanId",
                        column: x => x.MealPlanId,
                        principalTable: "MealPlans",
                        principalColumn: "Id",
                        onDelete: ReferentialAction.Cascade);
                    table.ForeignKey(
                        name: "FK_MealPlanEntries_Recipes_RecipeId",
                        column: x => x.RecipeId,
                        principalTable: "Recipes",
                        principalColumn: "Id",
                        onDelete: ReferentialAction.Restrict);
                });

            migrationBuilder.CreateTable(
                name: "RecipeIngredients",
                columns: table => new
                {
                    Id = table.Column<Guid>(type: "uuid", nullable: false),
                    RecipeId = table.Column<Guid>(type: "uuid", nullable: false),
                    Name = table.Column<string>(type: "text", nullable: false),
                    Amount = table.Column<decimal>(type: "numeric", nullable: true),
                    Unit = table.Column<string>(type: "text", nullable: true),
                    Category = table.Column<string>(type: "text", nullable: true)
                },
                constraints: table =>
                {
                    table.PrimaryKey("PK_RecipeIngredients", x => x.Id);
                    table.ForeignKey(
                        name: "FK_RecipeIngredients_Recipes_RecipeId",
                        column: x => x.RecipeId,
                        principalTable: "Recipes",
                        principalColumn: "Id",
                        onDelete: ReferentialAction.Cascade);
                });

            migrationBuilder.CreateIndex(
                name: "IX_CheckedShoppingItems_MealPlanId_UserId_ItemName",
                table: "CheckedShoppingItems",
                columns: new[] { "MealPlanId", "UserId", "ItemName" });

            migrationBuilder.CreateIndex(
                name: "IX_MealPlanEntries_MealPlanId",
                table: "MealPlanEntries",
                column: "MealPlanId");

            migrationBuilder.CreateIndex(
                name: "IX_MealPlanEntries_RecipeId",
                table: "MealPlanEntries",
                column: "RecipeId");

            migrationBuilder.CreateIndex(
                name: "IX_MealPlans_UserId_WeekStart",
                table: "MealPlans",
                columns: new[] { "UserId", "WeekStart" },
                unique: true);

            migrationBuilder.CreateIndex(
                name: "IX_RecipeIngredients_RecipeId",
                table: "RecipeIngredients",
                column: "RecipeId");

            migrationBuilder.CreateIndex(
                name: "IX_Recipes_ExternalId",
                table: "Recipes",
                column: "ExternalId");

            migrationBuilder.CreateIndex(
                name: "IX_Recipes_UserId",
                table: "Recipes",
                column: "UserId");
        }

        /// <inheritdoc />
        protected override void Down(MigrationBuilder migrationBuilder)
        {
            migrationBuilder.DropTable(
                name: "CheckedShoppingItems");

            migrationBuilder.DropTable(
                name: "MealPlanEntries");

            migrationBuilder.DropTable(
                name: "RecipeIngredients");

            migrationBuilder.DropTable(
                name: "UserSettings");

            migrationBuilder.DropTable(
                name: "MealPlans");

            migrationBuilder.DropTable(
                name: "Recipes");
        }
    }
}