using System;
using Microsoft.EntityFrameworkCore.Migrations;

#nullable disable

namespace Infrastructure.Migrations.AppDb
{
    /// <inheritdoc />
    public partial class AddChatRoomDomain : Migration
    {
        /// <inheritdoc />
        protected override void Up(MigrationBuilder migrationBuilder)
        {
            migrationBuilder.CreateTable(
                name: "ChatBan",
                columns: table => new
                {
                    ID = table.Column<int>(type: "int", nullable: false, comment: "PK")
                        .Annotation("SqlServer:Identity", "1, 1"),
                    MemberID = table.Column<int>(type: "int", nullable: false, comment: "제재 대상 회원 ID"),
                    RoomKey = table.Column<string>(type: "nvarchar(20)", maxLength: 20, nullable: true, comment: "제재 룸 키 (NULL=전체)"),
                    Reason = table.Column<string>(type: "nvarchar(200)", maxLength: 200, nullable: false, comment: "제재 사유"),
                    ExpiresAt = table.Column<DateTime>(type: "datetime2", nullable: true),
                    CreatedBy = table.Column<string>(type: "nvarchar(100)", maxLength: 100, nullable: false, comment: "제재 등록자"),
                    CreatedAt = table.Column<DateTime>(type: "datetime2", nullable: false)
                },
                constraints: table =>
                {
                    table.PrimaryKey("PK_ChatBan", x => x.ID);
                    table.ForeignKey(
                        name: "FK_ChatBan_Member_MemberID",
                        column: x => x.MemberID,
                        principalTable: "Member",
                        principalColumn: "ID",
                        onDelete: ReferentialAction.Restrict);
                },
                comment: "채팅 제재 (RoomKey NULL=전체, ExpiresAt NULL=무기한)");

            migrationBuilder.CreateTable(
                name: "ChatRoomConfig",
                columns: table => new
                {
                    RoomKey = table.Column<string>(type: "nvarchar(20)", maxLength: 20, nullable: false, comment: "룸 키"),
                    IsActive = table.Column<bool>(type: "bit", nullable: false, comment: "활성 여부 (종목방 단계 오픈 게이트)"),
                    SlowModeSeconds = table.Column<short>(type: "smallint", nullable: false, comment: "슬로우 모드 (초)"),
                    Notice = table.Column<string>(type: "nvarchar(200)", maxLength: 200, nullable: true, comment: "상단 고정 공지"),
                    UpdatedAt = table.Column<DateTime>(type: "datetime2", nullable: false)
                },
                constraints: table =>
                {
                    table.PrimaryKey("PK_ChatRoomConfig", x => x.RoomKey);
                },
                comment: "채팅방 설정 (main | stock:{code})");

            migrationBuilder.CreateIndex(
                name: "IX_ChatBan_MemberID_ExpiresAt",
                table: "ChatBan",
                columns: new[] { "MemberID", "ExpiresAt" });

            // 메인 채팅방 시드 — 기본 오픈 + 슬로우 모드 3초 (모더레이션 완충 — d2 §⑧)
            migrationBuilder.Sql("""
                IF NOT EXISTS (SELECT 1 FROM [ChatRoomConfig] WHERE [RoomKey] = N'main')
                BEGIN
                    INSERT INTO [ChatRoomConfig] ([RoomKey], [IsActive], [SlowModeSeconds], [Notice], [UpdatedAt])
                    VALUES (N'main', 1, 3, NULL, GETUTCDATE());
                END
                """);
        }

        /// <inheritdoc />
        protected override void Down(MigrationBuilder migrationBuilder)
        {
            migrationBuilder.Sql("DELETE FROM [ChatRoomConfig] WHERE [RoomKey] = N'main'");

            migrationBuilder.DropTable(
                name: "ChatBan");

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