using Microsoft.EntityFrameworkCore.Migrations;

#nullable disable

namespace Infrastructure.Migrations.AppDb
{
    /// <inheritdoc />
    public partial class AddCrewIDToCrewWidgetConfig : Migration
    {
        /// <inheritdoc />
        protected override void Up(MigrationBuilder migrationBuilder)
        {
            migrationBuilder.AddColumn<int>(
                name: "CrewID",
                table: "CrewWidgetConfig",
                type: "int",
                nullable: false,
                defaultValue: 0);

            // 기존 row 보정: CrewWidgetConfig.ChannelID의 첫 번째 활성 Crew(없으면 모든 Crew 중 첫 번째)로 매핑
            migrationBuilder.Sql(@"
                UPDATE w
                SET w.CrewID = ISNULL(
                    (SELECT TOP 1 c.ID FROM Crew c WHERE c.ChannelID = w.ChannelID AND c.IsActive = 1 ORDER BY c.ID),
                    (SELECT TOP 1 c.ID FROM Crew c WHERE c.ChannelID = w.ChannelID ORDER BY c.ID)
                )
                FROM CrewWidgetConfig w
                WHERE w.CrewID = 0;
            ");

            // 보정 후에도 CrewID=0인 row(Crew 자체가 없는 채널의 위젯 설정)는 삭제
            migrationBuilder.Sql(@"DELETE FROM CrewWidgetConfig WHERE CrewID = 0;");

            migrationBuilder.CreateIndex(
                name: "IX_CrewWidgetConfig_CrewID",
                table: "CrewWidgetConfig",
                column: "CrewID");

            migrationBuilder.AddForeignKey(
                name: "FK_CrewWidgetConfig_Crew_CrewID",
                table: "CrewWidgetConfig",
                column: "CrewID",
                principalTable: "Crew",
                principalColumn: "ID",
                onDelete: ReferentialAction.NoAction);
        }

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

            migrationBuilder.DropIndex(
                name: "IX_CrewWidgetConfig_CrewID",
                table: "CrewWidgetConfig");

            migrationBuilder.DropColumn(
                name: "CrewID",
                table: "CrewWidgetConfig");
        }
    }
}