using Microsoft.EntityFrameworkCore.Migrations;
using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;

#nullable disable

namespace HyperBooru.Migrations
{
    /// <inheritdoc />
    public partial class UploadedFilesToObjects : Migration
    {
        /// <inheritdoc />
        protected override void Up(MigrationBuilder migrationBuilder)
        {
            migrationBuilder.AddColumn<Guid>(
                name: "Guid",
                table: "UploadedFiles",
                type: "uuid",
                nullable: false,
                defaultValueSql: "gen_random_uuid()");

            migrationBuilder.Sql(
                "INSERT INTO \"Objects\" (\"Guid\") SELECT \"Guid\" FROM \"UploadedFiles\";");
            migrationBuilder.Sql(
                "UPDATE \"UploadedFiles\" AS uf SET \"UploadedFileId\" = o.\"ObjectId\" FROM \"Objects\" AS o WHERE o.\"Guid\" = uf.\"Guid\";");

            migrationBuilder.DropColumn(
                name: "Guid",
                table: "UploadedFiles");

            migrationBuilder.RenameColumn(
                name: "UploadedFileId",
                table: "UploadedFiles",
                newName: "ObjectId");

            migrationBuilder.AlterColumn<int>(
                name: "ObjectId",
                table: "UploadedFiles",
                type: "integer",
                nullable: false,
                oldClrType: typeof(int),
                oldType: "integer")
                .OldAnnotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn);

            migrationBuilder.AddForeignKey(
                name: "FK_UploadedFiles_Objects_ObjectId",
                table: "UploadedFiles",
                column: "ObjectId",
                principalTable: "Objects",
                principalColumn: "ObjectId",
                onDelete: ReferentialAction.Cascade);
        }

        /// <inheritdoc />
        protected override void Down(MigrationBuilder migrationBuilder)
        {
            migrationBuilder.DropForeignKey(
                name: "FK_UploadedFiles_Objects_ObjectId",
                table: "UploadedFiles");

            migrationBuilder.RenameColumn(
                name: "ObjectId",
                table: "UploadedFiles",
                newName: "UploadedFileId");

            migrationBuilder.AlterColumn<int>(
                name: "UploadedFileId",
                table: "UploadedFiles",
                type: "integer",
                nullable: false,
                oldClrType: typeof(int),
                oldType: "integer")
                .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn);
        }
    }
}