using Application.Abstractions.Data;
using Web.Api.Common;
using Microsoft.EntityFrameworkCore;

namespace Web.Api.Endpoints.Widget;

/// <summary>WidgetToken + configID로 GoalConfig 조회 (위젯 스타일 적용용, 인증 불필요).
/// configID 미지정 시 활성 첫 번째 자동 선택.</summary>
internal sealed class GoalConfigByToken : IEndpoint
{
    public void MapEndpoint(IEndpointRouteBuilder app)
    {
        app.MapGet("api/widget/goal/config/{widgetToken}", async (
            string widgetToken,
            int? configID,
            IAppDbContext db,
            CancellationToken ct
        ) => {
            var channelID = await db.Channel.AsNoTracking()
                .Where(c => c.WidgetToken == widgetToken && c.IsActive)
                .Select(c => c.ID)
                .FirstOrDefaultAsync(ct);

            if (channelID == 0)
            {
                return ApiResponse.Ok((object?)null);
            }

            var query = db.DonationGoalConfig.AsNoTracking()
                .Where(g => g.ChannelID == channelID);

            if (configID.HasValue)
            {
                query = query.Where(g => g.ID == configID.Value);
            }
            else
            {
                query = query.Where(g => g.IsActive);
            }

            var config = await query
                .OrderByDescending(g => g.ID)
                .Select(g => new
                {
                    id = g.ID,
                    title = g.Title,
                    style = (int)g.Style,
                    startAmount = g.StartAmount,
                    targetAmount = g.TargetAmount,
                    isShowPercent = g.IsShowPercent,
                    barColor = g.BarColor,
                    barBackgroundColor = g.BarBackgroundColor,
                    barHeightPx = g.BarHeightPx,
                    titleFontSizePx = g.TitleFontSizePx,
                    titleFontColor = g.TitleFontColor,
                    amountFontSizePx = g.AmountFontSizePx,
                    amountFontColor = g.AmountFontColor,
                    titleFontFamily = g.TitleFontFamily,
                    amountFontFamily = g.AmountFontFamily,
                    period = (int)g.Period,
                    isActive = g.IsActive
                })
                .FirstOrDefaultAsync(ct);

            return ApiResponse.Ok((object?)config);
        })
        .WithTags("Widget")
        .AllowAnonymous();
    }
}