using dodohold.core;
using Microsoft.AspNetCore.Mvc;
using molilian.core;
using System.Text.Json;

namespace molilian.api.Controllers
{
    [ApiController]
    [MyAuthorize("admin")]
    [Route("api/[controller]/[action]")]
    public class DeeplinkReportController : ControllerBase
    {
        private const int MaxRangeDays = 90;

        readonly IAuthorizationProvider provider = new AdminProvider();
        protected IHttpContextAccessor _accessor;

        public DeeplinkReportController(IHttpContextAccessor accessor)
        {
            _accessor = accessor;
        }

        [HttpPost]
        public async Task<ActionResult> daily([FromBody] JsonElement form)
        {
            _ = provider.Get(_accessor.HttpContext);

            var queryDate = form.PathReadArray<string>("query_date[]");
            var channelName = form.Read("channel_name", string.Empty).Trim();

            DateTime start = DateTime.Now.Date.AddDays(-6);
            DateTime end = DateTime.Now.Date;

            if (queryDate.Count == 2)
            {
                if (DateTime.TryParse(queryDate[0], out var parsedStart))
                {
                    start = parsedStart.Date;
                }

                if (DateTime.TryParse(queryDate[1], out var parsedEnd))
                {
                    end = parsedEnd.Date;
                }
            }

            if (end < start)
            {
                (start, end) = (end, start);
            }

            if ((end - start).TotalDays >= MaxRangeDays)
            {
                end = start.AddDays(MaxRangeDays - 1);
            }

            var list = new List<DeeplinkDailyReportRow>();
            var accountName = string.IsNullOrWhiteSpace(channelName)
                ? "tool"
                : channelName;

            for (var date = start; date <= end; date = date.AddDays(1))
            {
                var dateKey = date.ToString("yyyyMMdd");
                var row = new DeeplinkDailyReportRow
                {
                    report_date = date.ToString("yyyy-MM-dd"),
                    total_count = await TkLogCore.GetTotalAsync($":parse_total:{accountName}:{dateKey}"),
                    success_count = await TkLogCore.GetTotalAsync($":parse_total:{accountName}:success:{dateKey}"),
                    fail_count = await TkLogCore.GetTotalAsync($":parse_total:{accountName}:fail:{dateKey}")
                };
                list.Add(row);
            }

            list = list.OrderByDescending(item => item.report_date).ToList();

            var summary = new DeeplinkDailyReportSummary
            {
                total_count = list.Sum(item => item.total_count),
                success_count = list.Sum(item => item.success_count),
                fail_count = list.Sum(item => item.fail_count)
            };

            return new APIResult(new
            {
                data = new
                {
                    list,
                    count = list.Count,
                    summary,
                    maxRangeDays = MaxRangeDays
                }
            });
        }
    }

    public class DeeplinkDailyReportRow
    {
        public string report_date { get; set; } = string.Empty;
        public long total_count { get; set; } = 0;
        public long success_count { get; set; } = 0;
        public long fail_count { get; set; } = 0;
    }

    public class DeeplinkDailyReportSummary
    {
        public long total_count { get; set; } = 0;
        public long success_count { get; set; } = 0;
        public long fail_count { get; set; } = 0;
    }
}