<%@ WebHandler Language="C#" Class="getCountData" %>

using System;
using System.Web;
using System.Runtime.Serialization.Json;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using System.Web.Services.Protocols;
using System.Security.Cryptography;
using System.Text;
using System.Web.SessionState;
using System.Data;
using System.Collections.Generic;
using System.IO.Compression;
using System.Drawing;
using System.Drawing.Imaging;
using System.IO;
using System.Linq;
using System.Text.RegularExpressions;

public class getCountData : IHttpHandler, IReadOnlySessionState {

    public void ProcessRequest (HttpContext context) {
        result objRet = new result();
        DataContractJsonSerializer json = new DataContractJsonSerializer(objRet.GetType());
        context.Response.ContentType = "application/json;charset=utf-8";
        context.Response.AddHeader("Access-Control-Allow-Origin", "*");
        authPermission objAuth = new authPermission();

        string project_uid =  (context.Request["project_uid"] == null) ? "" : context.Request["project_uid"].ToString();

        if (!objAuth.isLogin())
        {
            objRet.ret = "no";
            objRet.err_code = "0001";
            objRet.message = "尚未登入，請登入後使用";
            json.WriteObject(context.Response.OutputStream, objRet);
            return;
        }

        string startDate = (context.Request["startDate"] == null) ? "" : context.Request["startDate"].ToString();
        string endDate = (context.Request["endDate"] == null) ? "" : context.Request["endDate"].ToString();
        string url_uid = (context.Request["url_uid"] == null) ? "" : context.Request["url_uid"].ToString();
        string type =  (context.Request["type"] == null) ? "" : context.Request["type"].ToString();

        string errmsg = "";

        if (globalClass.IsDate(startDate) == false) {
            errmsg = "請輸入開始日期!\n";
        }

        if (globalClass.IsDate(endDate) == false) {
            errmsg = "請輸入結束日期!\n";
        }

        if (type != "day" && type != "total" && type != "month" && type != "hour") {
            errmsg += "無正確的統計方式!\n";
        }

        if (errmsg.Length > 0) {
            objRet.ret = "no";
            objRet.err_code = "0002";
            objRet.message = errmsg;
            json.WriteObject(context.Response.OutputStream, objRet);
            return;
        }

        string urlString = string.Format("select * from url where url_uid = '{0}' and url_isRevoke = 'N' ", url_uid);
        autoBindDataTable urlSQL = new autoBindDataTable(urlString);

        if (urlSQL.dataRows.Count == 0) {
            objRet.ret = "no";
            objRet.err_code = "0003";
            objRet.message = "找不到此 url_uid 的資料!";
            json.WriteObject(context.Response.OutputStream, objRet);
            return;
        }

        DateTime dateStart = DateTime.Parse(startDate);
        DateTime dateEnd = DateTime.Parse(endDate + " 23:59:59");

        if (type == "hour") {
            string projString = string.Format("select * from projects where project_isRevoke = 'N' and project_uid = '{0}'", urlSQL.dataRows[0]["project_uid"].ToString());
            autoBindDataTable projSQL = new autoBindDataTable(projString);

            project_uid = urlSQL.dataRows[0]["project_uid"].ToString();

            if (projSQL.dataRows.Count == 0) {
                objRet.ret = "no";
                objRet.err_code = "0003";
                objRet.message = "找不到此URL的專案資料!";
                json.WriteObject(context.Response.OutputStream, objRet);
                return;
            }

            string recTableName = projSQL.dataRows[0]["project_recTableName"].ToString();

            string rangeString = string.Format("select * from {0} where project_uid = '{1}' and url_uid = '{2}' and rec_createdate >= '{3}' and rec_createdate <= '{4}'", recTableName, project_uid, url_uid, dateStart.ToString("yyyy/MM/dd HH:mm:ss"), dateEnd.ToString("yyyy/MM/dd HH:mm:ss"));
            autoBindDataTable rangeSQL = new autoBindDataTable(rangeString);

            DateTime tmpDate = dateStart;
            int intTotal = 0;
            while (tmpDate <= dateEnd) {
                DateTime dateS = DateTime.Parse(tmpDate.ToString("yyyy/MM/dd HH:00:00"));
                DateTime dateE = DateTime.Parse(tmpDate.AddHours(1).ToString("yyyy/MM/dd HH:00:00")).AddSeconds(-1);

                //if (dateStart > dateS) {
                //    dateS = dateStart;
                //}

                //if (dateE > dateEnd) {
                //    dateE = dateEnd;
                //}


                DataRow[] objTmp = rangeSQL.selectedRows(string.Format("rec_createdate >= '{0}' and rec_createdate <= '{1}'", dateS.ToString("yyyy/MM/dd HH:mm:ss"), dateE.ToString("yyyy/MM/dd HH:mm:ss")));

                countData objCount = new countData();
                objRet.data.Add(objCount);

                objCount.title = tmpDate.ToString("yyyy/MM/dd") + " " + tmpDate.ToString("HH") + ":00:00 - " + tmpDate.ToString("HH") + ":59:59";
                if (objTmp.Length == 0)
                {
                    objCount.num = 0;
                }
                else {
                    objCount.num = objTmp.Length;
                    intTotal += objCount.num;
                }

                tmpDate = tmpDate.AddHours(1);
            }

            countData objTotal = new countData();
            objTotal.title = "總計";
            objTotal.num = intTotal;
            objRet.data.Add(objTotal);

            objRet.ret = "yes";
            json.WriteObject(context.Response.OutputStream, objRet);
            return;
        }

        if (type == "month") {


            string rangeString = string.Format("select * from recSubTotal where url_uid = '{0}' and recSubTotal_date >= '{1}' and recSubTotal_date <= '{2}'", url_uid, dateStart.ToString("yyyy/MM/dd HH:mm:ss"), dateEnd.ToString("yyyy/MM/dd HH:mm:ss"));
            autoBindDataTable rangeSQL = new autoBindDataTable(rangeString);

            DateTime tmpDate = dateStart;
            int intTotal = 0;
            while (tmpDate <= dateEnd) {
                DateTime dateS = DateTime.Parse(tmpDate.ToString("yyyy/MM/01 00:00:00"));
                DateTime dateE = DateTime.Parse(tmpDate.AddMonths(1).ToString("yyyy/MM/01 00:00:00")).AddSeconds(-1);

                if (dateStart > dateS) {
                    dateS = dateStart;
                }

                if (dateE > dateEnd) {
                    dateE = dateEnd;
                }


                DataRow[] objTmp = rangeSQL.selectedRows(string.Format("recSubTotal_date > '{0}' and recSubTotal_date <= '{1}'", dateS.ToString("yyyy/MM/dd 00:00:00"), dateE.ToString("yyyy/MM/dd 23:59:59")));

                countData objCount = new countData();
                objRet.data.Add(objCount);

                objCount.title = tmpDate.ToString("yyyy") + "年" + tmpDate.ToString("MM") + "月";
                if (objTmp.Length == 0)
                {
                    objCount.num = 0;
                }
                else {
                    objCount.num = int.Parse(objTmp[0]["recSubTotal_count"].ToString());
                    objCount.num = objTmp.Sum(row => row.Field<int>("recSubTotal_count"));
                    intTotal += objCount.num;
                }

                tmpDate = tmpDate.AddMonths(1);

                if (tmpDate > dateEnd && tmpDate.ToString("yyyy/MM") == dateEnd.ToString("yyyy/MM")) {
                    tmpDate = dateEnd;
                }
            }

            countData objTotal = new countData();
            objTotal.title = "總計";
            objTotal.num = intTotal;
            objRet.data.Add(objTotal);

            objRet.ret = "yes";
            json.WriteObject(context.Response.OutputStream, objRet);
            return;
        }

        if (type == "day") {
            string rangeString = string.Format("select * from recSubTotal where url_uid = '{0}' and recSubTotal_date >= '{1}' and recSubTotal_date <= '{2}'", url_uid, dateStart.ToString("yyyy/MM/dd HH:mm:ss"), dateEnd.ToString("yyyy/MM/dd HH:mm:ss"));
            autoBindDataTable rangeSQL = new autoBindDataTable(rangeString);

            DateTime tmpDate = dateStart;
            int intTotal = 0;
            while (tmpDate < dateEnd) {
                DataRow[] objTmp = rangeSQL.selectedRows(string.Format("recSubTotal_date > '{0}' and recSubTotal_date <= '{1}'", tmpDate.ToString("yyyy/MM/dd"), tmpDate.ToString("yyyy/MM/dd 23:59:59")));

                countData objCount = new countData();
                objRet.data.Add(objCount);

                objCount.title = tmpDate.ToString("yyyy/MM/dd");
                if (objTmp.Length == 0)
                {
                    objCount.num = 0;
                }
                else {
                    objCount.num = int.Parse(objTmp[0]["recSubTotal_count"].ToString());
                    intTotal += objCount.num;
                }

                tmpDate = tmpDate.AddDays(1);
            }

            countData objTotal = new countData();
            objTotal.title = "總計";
            objTotal.num = intTotal;
            objRet.data.Add(objTotal);

            objRet.ret = "yes";
            json.WriteObject(context.Response.OutputStream, objRet);
            return;
        }

        if (type == "total") {
            string rangeString = string.Format("select sum(recSubTotal_count) as num from recSubTotal where url_uid = '{0}' and recSubTotal_date >= '{1}' and recSubTotal_date <= '{2}'", url_uid, dateStart.ToString("yyyy/MM/dd HH:mm:ss"), dateEnd.ToString("yyyy/MM/dd HH:mm:ss"));
            autoBindDataTable rangeSQL = new autoBindDataTable(rangeString);

            countData objTotal = new countData();
            objTotal.title = "總計";

            if (rangeSQL.dataRows.Count == 0)
            {
                objTotal.num = 0;
            }
            else {
                objTotal.num = int.Parse(rangeSQL.dataRows[0]["num"].ToString());
            }

            objRet.data.Add(objTotal);
            objRet.ret = "yes";
            json.WriteObject(context.Response.OutputStream, objRet);
            return;
        }
    }

    public class result
    {
        public string ret = "no";
        public string err_code = "0000";
        public string message = "";
        public List<countData> data = new List<countData>();
    }

    public class countData
    {
        public string title = "";
        public int num = 0;
    }

    public bool IsReusable {
        get {
            return false;
        }
    }

}