using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Web.Http;
using System.Xml.Serialization;

namespace Thermo.Active.Controllers.WebApi
{
    [RoutePrefix("api/report")]
    public class ReportController : ApiController
    {
        [Route("data")]
        public IHttpActionResult GetReportData()
        {
            StreamReader sr = new StreamReader("./Report/PieAndData.xml");
            XmlSerializer xmlSerializer = new XmlSerializer(typeof(DTOReportData));
            DTOReportData schema = xmlSerializer.Deserialize(sr) as DTOReportData;

            return Ok(schema);
        }

        [Route("pieChart"), HttpPost]
        public IHttpActionResult GetPieChartData(DTODateFilter filter)
        {
            StreamReader sr = new StreamReader("./Report/PieAndData.xml");
            XmlSerializer xmlSerializer = new XmlSerializer(typeof(DTOPieChart));
            DTOPieChart schema = xmlSerializer.Deserialize(sr) as DTOPieChart;

            return Ok(schema);
        }

        [Route("timeLine"), HttpPost]
        public IHttpActionResult GetTimelineData(DTONameFilter filter)
        {
            StreamReader sr = new StreamReader("./Report/TimeLine.xml");
            XmlSerializer xmlSerializer = new XmlSerializer(typeof(DTOTimeline));
            DTOTimeline schema = xmlSerializer.Deserialize(sr) as DTOTimeline;

            return Ok(schema);
        }

        [Route("programs"), HttpPost]
        public IHttpActionResult GetProgramHistoryData(DTOPageAndFilterModel filter)
        {
            StreamReader sr = new StreamReader("./Report/Programs.xml");
            XmlSerializer xmlSerializer = new XmlSerializer(typeof(DTOHistogramModel));
            DTOHistogramModel schema = xmlSerializer.Deserialize(sr) as DTOHistogramModel;

            // FIlter
            schema.Occurrences = schema.Occurrences.Where(x =>
                x.ProgName.Contains(filter.Name) &&
                DateTime.Parse(x.StartDate) >= filter.StartDate && DateTime.Parse(x.EndDate) <= filter.EndDate
            )
            .ToList();

            // Count pages
            schema.Pages = (int)Math.Ceiling((double)schema.Occurrences.Count() / (double)filter.PageSize);
            // Skip previous pages
            schema.Occurrences = schema
                .Occurrences
                .Skip(filter.Page - 1 * filter.PageSize)
                .Take(filter.PageSize)
                .ToList();

            return Ok(schema);
        }

        public class DTODateFilter
        {
            public DateTime StartDate { get; set; }
            public DateTime EndDate { get; set; }
        }

        public class DTONameFilter : DTODateFilter
        {
            public string Name { get; set; }
        }

        public class DTOPageAndFilterModel : DTONameFilter
        {
            public int PageSize;
            public int Page;
        }
        /// <summary>
        /// PIE CHART
        /// </summary>

        [XmlRoot("pieAndData")]
        public class DTOReportData
        {
            [XmlElement("absoluteValue")]
            public int AbsoluteValue { get; set; }

            [XmlElement("productedPieces")]
            public int ProductedPieces { get; set; }

            [XmlElement("discardedPieces")]
            public int DiscardedPieces { get; set; }
        }

        [XmlRoot("pieAndData")]
        public class DTOPieChart
        {
            [XmlElement("stop")]
            public int Stop { get; set; }

            [XmlElement("run")]
            public int Run { get; set; }

            [XmlElement("idle")]
            public int Idle { get; set; }
        }

        /// <summary>
        /// TIMELINE
        /// </summary>

        [XmlRoot("timeline")]
        public class DTOTimeline
        {
            [XmlArray("partPrgs")]
            [XmlArrayItem("partPrg", typeof(DTOTimelinePartPrg))]
            public List<DTOTimelinePartPrg> PartPrgs { get; set; }

            [XmlElement("statusData")]
            public DTOTimelineData StatusData { get; set; }
        }

        public class DTOTimelineData
        {
            [XmlArray("runs")]
            [XmlArrayItem("run", typeof(DTOTimelineDateElement))]
            public List<DTOTimelineDateElement> Run { get; set; }

            [XmlArray("idles")]
            [XmlArrayItem("idle", typeof(DTOTimelineDateElement))]
            public List<DTOTimelineDateElement> Idle { get; set; }

            [XmlArray("stops")]
            [XmlArrayItem("stop", typeof(DTOTimelineDateElement))]
            public List<DTOTimelineDateElement> Stop { get; set; }
        }

        public class DTOTimelineDateElement
        {
            [XmlElement("from")]
            public DateTime From { get; set; }

            [XmlElement("to")]
            public DateTime To { get; set; }
        }

        public class DTOTimelinePartPrg
        {
            [XmlElement("name")]
            public string Name { get; set; }

            [XmlElement("executed")]
            public string Executed { get; set; }

            [XmlElement("frequency")]
            public string Frequency { get; set; }

            [XmlArray("dates")]
            [XmlArrayItem("date", typeof(DTOTimelineDateElement))]
            public List<DTOTimelineDateElement> Occurrences { get; set; }
        }

        // Histogram
        [XmlRoot("root")]
        public class DTOHistogramModel
        {
            [XmlArray("programs")]
            [XmlArrayItem("program", typeof(DTOHistogramItemModel))]
            public List<DTOHistogramItemModel> Occurrences { get; set; }

            public int Pages { get; set; }
        }

        public class DTOHistogramItemModel
        {
            [XmlElement("name")]
            public string ProgName { get; set; }

            [XmlElement("quantity")]
            public int Quantity { get; set; }

            [XmlElement("startDate")]
            public string StartDate { get; set; }

            [XmlElement("endDate")]
            public string EndDate { get; set; }

            [XmlElement("actualT")]
            public string ActualT { get; set; }

            [XmlElement("averageT")]
            public string AverageT { get; set; }

            [XmlElement("theoricT")]
            public string TheoricT { get; set; }

            [XmlElement("deviation")]
            public string Deviation { get; set; }

            [XmlElement("frequency")]
            public int Frequency { get; set; }
        }
    }
}