using System;
using System.Collections.Generic;
using System.Configuration;
using System.Data;
using System.IO;
using System.Linq;
using System.Text;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using Telerik.Web.UI;

namespace VRS.Management.VSAT
{
    public partial class ExamTheory : BaseListPage
    {
        DataService.BLL.pro_result bll = new DataService.BLL.pro_result();
        DataService.BLL.pro_result_detail bll_result_detail = new DataService.BLL.pro_result_detail();
        DataService.BLL.admin_user bll_user = new DataService.BLL.admin_user();
        DataService.BLL.pro_file bll_file = new DataService.BLL.pro_file();

        DataService.BLL.pro_theory_base bll_theory_base = new DataService.BLL.pro_theory_base();

        DataService.BLL.pro_examination bll_examination = new DataService.BLL.pro_examination();
        DataService.BLL.pro_exam_theory bll_exam_theory = new DataService.BLL.pro_exam_theory();


        protected override void Page_Load(object sender, EventArgs e)
        {
            base.Page_Load(sender, e);
            if (!IsPostBack)
            {
                //start.SelectedDate = DateTime.Today.AddDays(-365);
                //end.SelectedDate = DateTime.Today;
                DataLoad();
            }
        }





        public List<DataService.Model.pro_result> getDataSet()
        {
            var start_date = start.SelectedDate.HasValue ? start.SelectedDate.Value.ToString("yyyy-MM-dd") : "";
            var end_date = end.SelectedDate.HasValue ? end.SelectedDate.Value.ToString("yyyy-MM-dd") : "";
            if (!string.IsNullOrEmpty(end_date))
            {
                end_date = DateTime.Parse(end_date).AddDays(1).ToString("yyyy-MM-dd");
            }
            //var query = new StringBuilder(" 1 = 1 and subject_id!='00003' "); //排除故障现象考试
            //  身份证号、姓名、部门、性别、科目、船型、时间联合筛选  (3列)


            var query = new StringBuilder(" 1 = 1  "); //不排除故障现象考试

            var user = DataService.BLL.admin_user.load_login();
            var userModel = bll_user.GetModel(user.user_id);
            if (bll_user.IsAdministrator(userModel))
            {

            }
            else //老师只能看到自己的单位的 $$
            {
                //query.AppendFormat(" AND unit_id = '{0}' ", userModel.unit_id);

            }

            //开始时间、结束时间
            if (!string.IsNullOrWhiteSpace(start_date))
            {
                query.AppendFormat(" AND examine_time >= '{0}' ", start_date);
            }
            if (!string.IsNullOrWhiteSpace(end_date))
            {
                query.AppendFormat(" AND examine_time < '{0}' ", end_date);
            }

            var data = bll.GetModelList(query.ToString());

            for (int i = 0; i < data.Count; i++)
            {
                var model = data[i];
                var boat = BasePage.list_sign_boat.FirstOrDefault(s => s.type_id == model.examine_kind);
                if (null != boat)
                {
                    model.examine_kind_dsc = boat.type_name;
                }

                model.has_video = "0";
                var file = bll_file.GetModelByOutid(model.result_id);
                if (null != file)
                {
                    if (!file.file_url.Contains("http"))  //本地
                    {
                        string path = Context.Server.MapPath("~/" + file.file_url);
                        if (File.Exists(path))
                        {
                            model.has_video = "1";
                            var video_title = model.real_name + "-" + model.subject_name + "-" + model.total_result + "分";
                            model.video_title = video_title;
                            model.video_url = "/" + file.file_url;
                        }
                    }
                    else
                    {
                        model.has_video = "1";
                        var video_title = model.real_name + "-" + model.subject_name + "-" + model.total_result + "分";
                        model.video_title = video_title;
                        model.video_url = file.file_url;
                    }

                }
            }
            return data.OrderByDescending(s => s.examine_time).ToList(); ;
        }

        protected override void DataLoad()
        {
            var id = Request.Params["Id"];

            hid_examid.Value = id;
            var exam = bll_examination.GetModel(id);
            if (null != exam)
            {
                //txt_exam_name.Text = exam.exam_name;
                dp_exam_status.SelectedValue = exam.exam_status.Value.ToString();
                span_exam_name.InnerHtml = exam.exam_name;

                span_total_score.InnerHtml = exam.total_score;

            }
            var table = bll_exam_theory.QueryResultByExamId(id).Tables[0];
            //dataList.DataSource = table;
            //dataList.Rebind();

            RadListBoxDestination.Items.Clear();

            for (int i = 0; i < table.Rows.Count; i++)
            {
                var row = table.Rows[i];
                var question = row["question"].ToString();
                var answer = row["answer"].ToString();
                var question_kind = row["question_kind"].ToString();

                var addItem = new RadListBoxItem();
                addItem.Attributes.Add("question_kind", question_kind);

                var per_score = row["per_score"].ToString();
                addItem.Text = BasePage.RemoveTrailingZeros(per_score);
                addItem.ToolTip = question;

                RadListBoxDestination.Items.Add(addItem);


                var list_item = RadListBoxDestination.Items[i];
              
                var label = list_item.FindControl("lb_question_kind") as Label;
                if (null != label)
                {
                    label.Text = question_kind;
                }
                var hid_content = list_item.FindControl("hid_content") as HiddenField;
                if (null != hid_content)
                {
                    var content = row["content"].ToString();
                    hid_content.Value = content;
                }
            }
            RadListBoxDestination.DataBind();
            var dsc = Get_RadList_Score();
            Label lb = RadListBoxDestination.Header.FindControl("lb_score_header") as Label;
            lb.Text = dsc;
            span_name.InnerHtml = dsc;
        }

        protected override void GridList_PageIndexChanged(object sender, GridPageChangedEventArgs e)
        {
            DataLoad();
        }

        protected override void GridList_PageSizeChanged(object sender, GridPageSizeChangedEventArgs e)
        {
            DataLoad();
        }

        protected override void GridList_SortCommand(object sender, GridSortCommandEventArgs e)
        {
            DataLoad();
        }

        protected override void GrdList_DeleteCommand(object sender, GridCommandEventArgs e)
        {
            string Id = (e.Item as GridDataItem).OwnerTableView.DataKeyValues[e.Item.ItemIndex]["Id"].ToString();
            bll.Delete(Id);
            DataLoad();
        }

        protected override void AjaxManager_AjaxRequest(object sender, AjaxRequestEventArgs e)
        {

        }

        protected void btnSelect_Click(object sender, EventArgs e)
        {
            DataLoad();
        }

        protected void btnDelete_Click(object sender, EventArgs e)
        {
            if (bll_exam_theory.Delete(IdInput.Value))
            {
                DataLoad();
            }
        }

        protected void btnCheck_Click(object sender, EventArgs e)
        {
            var list_insert = new List<DataService.Model.pro_exam_theory>();
            var valid = checkInsertItems(out string msg, list_insert);
            if (!valid)
            {
                //RadAjaxManager1.Alert(msg);
                return;
            }
        }

            protected void btnBatchDel_Click(object sender, EventArgs e)
        {
            var count = dataList.SelectedItems.Count;
            if (count <= 0)
            {
                RadAjaxManager1.Alert("成绩不能为空！");
                return;
            }

            List<DataService.Model.pro_result> list_result = new List<DataService.Model.pro_result>();
            foreach (var obj in dataList.SelectedItems)
            {
                GridDataItem item = obj as GridDataItem;
                var result_id = item.GetDataKeyValue("result_id").ToString();
                var model = bll.GetModel(result_id);
                if (null != model)
                {
                    list_result.Add(model);
                }
            }
            var flag = false;
            //批量删除
            if (list_result.Count > 0)
            {
                for (int i = 0; i < list_result.Count; i++)
                {
                    var result = list_result[i];
                    if (bll.Delete(result.result_id))
                    {
                        flag = true;
                        bll_result_detail.DeleteByResultId(result.result_id);
                    }
                }
            }

            if (flag)
            {
                DataLoad();
            }
        }


        protected void RadListBoxDestination_Reordered(object sender, RadListBoxEventArgs e)
        {
            RadListBoxDestination.DataBind();
            var dsc = Get_RadList_Score();
            Label lb = RadListBoxDestination.Header.FindControl("lb_score_header") as Label;
            lb.Text = dsc;
            span_name.InnerHtml = dsc;
        }

        protected void RadListBoxDestination_Deleted(object sender, RadListBoxEventArgs e)
        {
            RadListBoxDestination.DataBind();
            var dsc = Get_RadList_Score();
            Label lb = RadListBoxDestination.Header.FindControl("lb_score_header") as Label;
            lb.Text = dsc;
            span_name.InnerHtml = dsc;
        }

        /// <summary>
        /// 更新选项值
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void option_name_TextChanged(object sender, EventArgs e)
        {
            var txtBox = sender as RadTextBox;
            var rad_item = txtBox.Parent as RadListBoxItem;
            if (null != rad_item)
            {
                var score = txtBox.Text.Trim();
                decimal per_score = -1;   //decimal per_score = 0;
                if (decimal.TryParse(score, out per_score))
                {
                    //if (per_score > 0) //$$$
                    if (per_score >= 0)
                    {
                        rad_item.Text = txtBox.Text.Trim();

                        var dsc = Get_RadList_Score(false);
                        Label lb = RadListBoxDestination.Header.FindControl("lb_score_header") as Label;
                        lb.Text = dsc;
                        span_name.InnerHtml = dsc;
                    }
                    else
                    {
                        txtBox.Text = rad_item.Text;
                    }
                }
                else
                {
                    txtBox.Text = rad_item.Text;
                }
            }
        }

        /// <summary>
        /// 删除单个题目
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnDeleteOne_Click(object sender, EventArgs e)
        {
            var btn = sender as RadButton;
            var rad_item = btn.Parent as RadListBoxItem;
            if (null != rad_item)
            {
                RadListBoxDestination.Items.Remove(rad_item);
                RadListBoxDestination.DataBind();

                var dsc = Get_RadList_Score();
                Label lb = RadListBoxDestination.Header.FindControl("lb_score_header") as Label;
                lb.Text = dsc;
                span_name.InnerHtml = dsc;

                SaveAll();
            }
         }

            /// <summary>
            /// 批量删除题目
            /// </summary>
            /// <param name="sender"></param>
            /// <param name="e"></param>
         protected void btnBatchDeleteItem_Click(object sender, EventArgs e)
        {
            var remove = false;
            for (int i = RadListBoxDestination.Items.Count - 1; i >= 0; i--)
            {
                var item = RadListBoxDestination.Items[i];
                var chk = item.FindControl("chk_item") as CheckBox;
                if (null!= chk)
                {
                    if (chk.Checked)
                    {
                        RadListBoxDestination.Items.Remove(item);
                        remove = true;
                    }
                }
            }
            if (remove)
            {
                RadListBoxDestination.DataBind();

                var dsc = Get_RadList_Score();
                Label lb = RadListBoxDestination.Header.FindControl("lb_score_header") as Label;
                lb.Text = dsc;
                span_name.InnerHtml = dsc;

                SaveAll();
            }
        }

        /// <summary>
        /// 批量选择题目
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnBatchSelectAll_Click(object sender, EventArgs e)
        {
            var remove = false;
            for (int i = RadListBoxDestination.Items.Count - 1; i >= 0; i--)
            {
                var item = RadListBoxDestination.Items[i];
                var chk = item.FindControl("chk_item") as CheckBox;
                if (null != chk)
                {
                    //if (chk.Checked)
                    //{
                    //    RadListBoxDestination.Items.Remove(item);
                    //    remove = true;
                    //}
                    chk.Checked = true;
                }
            }
        }

        public string Get_RadList_Score(bool updateUI= true)
        {
            List<DataService.Model.pro_exam_theory> list = new List<DataService.Model.pro_exam_theory>();
            for (int i = 0; i < RadListBoxDestination.Items.Count; i++)
            {
                var item = RadListBoxDestination.Items[i];
                
                RadTextBox box = item.FindControl("option_name") as RadTextBox;
                var lb_question_kind = item.FindControl("lb_question_kind") as Label;

                var score = box.Text;
                decimal per_score = decimal.Parse(score);

                if (updateUI)
                {
                    var jd=ConfigurationManager.AppSettings["jd"];

                    if (lb_question_kind.Text == "简答题")
                    {
                        if (jd != "1")
                        {
                            box.Enabled = false;
                        }
                    }
                    else
                    {
                        box.Enabled = true;
                    }
                }


                var model = new DataService.Model.pro_exam_theory();
                model.question_kind = lb_question_kind.Text;
                model.per_score = per_score;
                list.Add(model);
            }
            if (list.Count<=0)
            {
                return "题目列表为空";
            }

            var list_pand = list.Where(s => s.question_kind == "判断题").ToList();
            var list_danx = list.Where(s => s.question_kind == "单选题").ToList();
            var list_duox = list.Where(s => s.question_kind == "多选题").ToList();
            var list_tiankong = list.Where(s => s.question_kind == "填空题").ToList();
            var list_wenda = list.Where(s => s.question_kind == "简答题").ToList();


            var score_pand = list_pand.Select(s => s.per_score).Sum();
            var score_danx = list_danx.Select(s => s.per_score).Sum();
            var score_duox = list_duox.Select(s => s.per_score).Sum();
            var score_tiankong = list_tiankong.Select(s => s.per_score).Sum();
            var score_wenda = list_wenda.Select(s => s.per_score).Sum();

            var score_total = list.Select(s => s.per_score).Sum();

          
            var sb = new StringBuilder();
            sb.AppendFormat("总题目:{0} 总分值:{1}", list.Count, score_total);
            sb.AppendFormat("（判断题:{0} 分值:{1}", list_pand.Count, score_pand);
            sb.AppendFormat("、单选题:{0} 分值:{1}", list_danx.Count, score_danx);
            sb.AppendFormat("、多选题:{0} 分值:{1}", list_duox.Count, score_duox);
            sb.AppendFormat("、填空题:{0} 分值:{1}", list_tiankong.Count, score_tiankong);
            sb.AppendFormat("、简答题:{0} 分值:{1}）", list_wenda.Count, score_wenda);
            var str = sb.ToString();
            return str;
        }

        /// <summary>
        /// 检查题目选项并提示
        /// </summary>
        /// <param name="msg"></param>
        /// <returns></returns>
        public  bool  checkInsertItems(out string msg, List<DataService.Model.pro_exam_theory> list_insert)
        {
            var exam_id = hid_examid.Value;
            msg = "";
            
            var index = 1;
            var now = DateTime.Now;
            var user = DataService.BLL.admin_user.load_login();
            var user_login = bll_user.GetModel(user.user_id);

            decimal total_score = 0;

            for (int i = 0; i < RadListBoxDestination.Items.Count; i++)
            {
                var item = RadListBoxDestination.Items[i];
                //分值
                RadTextBox box = item.FindControl("option_name") as RadTextBox;
                var lb_question_kind = item.FindControl("lb_question_kind") as Label;

                var score = box.Text;
                decimal per_score = 0;
                string dsc = (i+1).ToString()+"、"+lb_question_kind.Text+ "：" + item.ToolTip;
            
                if  (!decimal.TryParse(score,out per_score))
                {
                    msg = dsc + "， 分值字符不符合要求";
                    return false;
                }
                else
                {
                    if (lb_question_kind.Text != "简答题")
                    {
                        if (per_score < 0)
                        {
                            msg = dsc + "， 分值应不小于0";
                            return false;
                        }
                    }
                }

                total_score += per_score;

                var hid_content = item.FindControl("hid_content") as HiddenField;
              
                var model = new DataService.Model.pro_exam_theory();
                model.id = BasePage.GetNextId(exam_id, index++);
                model.exam_id = exam_id;
                model.content = hid_content.Value;
                model.question_kind = lb_question_kind.Text;
                if (model.question_kind == "判断题")
                {
                    model.question_difficult = "0";
                }
                else if (model.question_kind == "单选题")
                {
                    model.question_difficult = "1";
                }
                else if (model.question_kind == "多选题")
                {
                    model.question_difficult = "2";
                }
                else if (model.question_kind == "填空题")
                {
                    model.question_difficult = "3";
                }
                else if (model.question_kind == "简答题")
                {
                    model.question_difficult = "4";
                }

                model.create_time = now;
                model.create_by = user_login.user_id;
                model.per_score = per_score;
                list_insert.Add(model);
            }

            var exam = bll_examination.GetModel(exam_id);
            var exam_total = decimal.Parse( exam.total_score);

            if  (total_score!= exam_total)
            {
                msg =  string.Format("当前分值：{0}，不等于试卷分值：{1}", total_score, exam_total);
                return false;
            }
            return true;
        }

        public void SaveAll( bool tip = false)
        {
            #region 校验分值

            var list_insert = new List<DataService.Model.pro_exam_theory>();
            var valid = checkInsertItems(out string msg, list_insert);

            #region 100分值提示 $$$$
            //if (!valid)
            //{
            //    RadAjaxManager1.Alert(msg);
            //    return;
            //}
            #endregion

            #endregion

            //设置no
            var list1 = list_insert.Where(s => s.question_difficult == "0").ToList();
            var list2 = list_insert.Where(s => s.question_difficult == "1").ToList();
            var list3 = list_insert.Where(s => s.question_difficult == "2").ToList();

            var list4 = list_insert.Where(s => s.question_difficult == "3").ToList();
            var list5 = list_insert.Where(s => s.question_difficult == "4").ToList();
            for (int i = 0; i < list1.Count; i++)
            {
                list1[i].no = (i + 1);
            }
            for (int i = 0; i < list2.Count; i++)
            {
                list2[i].no = (i + 1);
            }

            for (int i = 0; i < list3.Count; i++)
            {
                list3[i].no = (i + 1);
            }

            for (int i = 0; i < list4.Count; i++)
            {
                list4[i].no = (i + 1);
            }

            for (int i = 0; i < list5.Count; i++)
            {
                list5[i].no = (i + 1);
            }

            var exam_id = hid_examid.Value;
            int success_count = bll_exam_theory.BatchAdd_Update(list_insert, exam_id);
            if (success_count > 0)
            {
                //RadAjaxManager1.ResponseScripts.Add("alert('保存成功！');CloseAndRebind();");
                if (tip)
                {
                    RadAjaxManager1.ResponseScripts.Add("alert('保存成功！');"); 
                }
                DataLoad();
            }
        }

        /// <summary>
        /// 批量保存题目---保存所有
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnBatchSaveItem_Click(object sender, EventArgs e)
        {
            SaveAll(true);
        }


        /// <summary>
        /// 计算分值
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnBatchComputeItem_Click(object sender, EventArgs e)
        {
            var list_insert = new List<DataService.Model.pro_exam_theory>();
            var valid = checkInsertItems(out string msg, list_insert);
            //if (!valid)
            //{
            //    RadAjaxManager1.Alert(msg);
            //    return;
            //}
        }

        protected void RadListBoxDestination_ItemDataBound(object sender, RadListBoxItemEventArgs e)
        {
            var DataItem = e.Item.DataItem;
            var DataKey = e.Item.DataKey;
        }
    }
}