using com.itextpdf.text.pdf;
using DocumentFormat.OpenXml;
using DocumentFormat.OpenXml.Packaging;
using DocumentFormat.OpenXml.Wordprocessing;
using Model;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using NPOI.POIFS.Properties;
using NPOI.Util.Optional;
using NPOI.XWPF.UserModel;
using PagedList;
using System;
using System.Collections;
using System.Collections.Generic;
using System.Data.Entity;
using System.Data.SqlClient;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Web;
using System.Web.Http;
using System.Windows;
using static TreeView;

/// <summary>
/// orderdetail 的摘要说明
/// </summary>
public class orderdetailController:ApiController
{
    private Model.ezEntities _db = new Model.ezEntities();


    [HttpPost]
    [Route("api/orderdetail/GetList")]
    public IHttpActionResult GetList([FromBody] Model.ViewModel.pro_order q, int page, int pageSize = 10, string sortBy = "", bool sortDesc = false)
    {
        int activity_num = Convert.ToInt32(q.activity_num);
        //現在的牌位預覽只會出現功德主，修改為所有人都會出現
        //var aIDt = _db.actItems.AsEnumerable().Where(f => f.subject.Contains(q.actItemTxt.Trim())).Select(f => f.num);//品項
        //var OrderList = _db.pro_order.Where(u => u.activity_num == activity_num).Select(j => j.order_no).ToList();
        //var gdzOrderList = _db.pro_order_detail.Where(o => OrderList.Contains(o.order_no) && o.print_id.Contains("主")).Select(o => o.order_no).Distinct().ToList();
        //var qry = _db.pro_order.Where(u => gdzOrderList.Contains(u.order_no)).AsEnumerable();
        var qry = _db.pro_order.Where( u => u.activity_num == activity_num).OrderByDescending(o => o.reg_time);

        var count = qry.Count(); //pageSize = count;//一次取回??
        var qryList = (pageSize > 0) ? qry.ToPagedList(page, pageSize).ToList() : qry.ToList();

        var ret = new
        {
            list = qryList.Select(x => new
            {
                order_no = x.order_no,
                f_num = x.f_num,
                u_name = x.f_num.HasValue ? x.follower.u_name : "",
                activity_num = x.activity_num,
                subject = x.activity_num.HasValue ? x.activity.subject : "",
                keyin1 = x.keyin1,
                up_time = x.up_time,
                keyin1_txt = Model.pro_order.keyin1_value_to_text(x.keyin1),
                //detail = x.pro_order_detail.Where(u => u.printed_files != null)
                detail = new { count = x.pro_order_detail
                .Where(u => (u.parent_num != null)
                        || u.actItem.subject.Contains("牌")
                        || !string.IsNullOrEmpty(u.f_num_tablet))
                .Count(),
                    actItem = x.pro_order_detail.Where(u => u.printed_files != null).Select(u => u.print_id).FirstOrDefault() }
            }),
            count = count
        };


        if (ret.list == null) throw new HttpResponseException(HttpStatusCode.NotFound);
        return Ok(ret);
    }

    [HttpPost]
    [Route("api/orderdetail/GetDetailToPrint")]
    public IHttpActionResult GetDetailToPrint([FromBody] dynamic data)
    {
        if (data.param is Newtonsoft.Json.Linq.JArray items)
        {
            string[] details = new string[items.Count];
            int i = 0;
            foreach (var item in items)
            {
                details[i] = item["order_no"] + item["num"].ToString();
                i++;
            }

            var parameters = details.Select((s,j)=>"@p"+j).ToArray();
            string sql = $"select *  from pro_order_detail where order_no+convert(varchar,num) in ({string.Join(",",parameters)}) ";
   
            int l =0;
            List<SqlParameter> sqlList = new List<SqlParameter>();
            foreach (var item in details)
            {
                sqlList.Add( new SqlParameter("@p" + l, item));
                l++;
            }
            SqlParameter[] p = sqlList.ToArray();
            var ret = _db.Database.SqlQuery<pro_order_detail>(sql, p).ToList();
            if (ret == null) throw new HttpResponseException(HttpStatusCode.NotFound);
            return Ok(ret);
        }
        else
        {
            throw new HttpResponseException(HttpStatusCode.NotFound);
        }
    }

    [HttpPost]
    [Route("api/orderdetail/GetShuwenData")]
    public IHttpActionResult GetShuwenData([FromBody] dynamic data)
    {
        var json = data;
        var mode = (json.mode == null ? "" : (string)json.mode);
        var num = (json.activity_num == null ? 0 : (int)json.activity_num);

        var act = _db.activities.AsQueryable().Where(v=>v.num==num).FirstOrDefault();

        var query = _db.pro_order_detail.AsQueryable();
        query=query.Where(x => (_db.act_bom.AsQueryable().Where(y => y.package_num == null).Select(y => y.item_num).ToList()).
        Contains(x.actItem_num));
        query = query.Where(x => (_db.pro_order.AsQueryable().
        Where(w => w.activity_num ==num ).Select(w => w.order_no)).ToList().Contains(x.order_no));
        //query = query.Include(x=>x.actItem).Where(x=>x.actItem.subject.StartsWith("消"));
        
        //這些是功德主
        var list = query.OrderByDescending(x=>x.price).Select(x => new
        {
            x.num,x.order_no,x.actItem_num,x.parent_num,x.print_id,x.f_num_tablet,x.price,
            subject= _db.actItems.Where(w => w.num == x.actItem_num).Select(w => w.subject).FirstOrDefault(),
            childs =_db.pro_order_detail.
            Where(z=>z.order_no==x.order_no&&z.parent_num==x.num).Select(z=>new
            {
                z.num,
                z.order_no,
                z.actItem_num,
                z.parent_num,
                z.print_id,
                z.f_num_tablet,
                z.price,
                subject=_db.actItems.Where(w=>w.num==z.actItem_num).Select(w=>w.subject).FirstOrDefault(),
            }).ToList()
        }).ToList();



        var query1 = _db.pro_order_detail.AsQueryable();
        query1 = query1.Where(x => !(_db.act_bom.AsQueryable().Where(y => y.package_num == null).Select(y => y.item_num).ToList()).
        Contains(x.actItem_num));
        query1 = query1.Where(x => x.parent_num == null);
        query1 = query1.Where(x => (_db.pro_order.AsQueryable().
        Where(w => w.activity_num == num).Select(w => w.order_no)).ToList().Contains(x.order_no));
        query1 = query1.Include(x => x.actItem).Where(x => x.actItem.subject.StartsWith(mode=="消"?"消":"超"));
        //這些是非功德主
        var list1 = query1.Select(x => new
        {
            x.num,
            x.order_no,
            x.actItem_num,
            x.parent_num,
            x.print_id,
            x.f_num_tablet,
            x.price,
            subject = _db.actItems.Where(w => w.num == x.actItem_num).Select(w => w.subject).FirstOrDefault(),
        }).ToList();

        //string filePath = "範例文件.docx";
        string folderPath = HttpContext.Current.Server.MapPath("~/App_Data/");

        // 確保資料夾存在
        if (!Directory.Exists(folderPath))
        {
            Directory.CreateDirectory(folderPath);
        }

        // 2. 使用 GUID 命名防衝突
        string fileName = Guid.NewGuid().ToString() + ".docx";
        string fullPath = Path.Combine(folderPath, fileName);

        if (mode == "消")
        {
            // 1. 建立 Word 文件
            using (WordprocessingDocument wordDocument = WordprocessingDocument.Create(fullPath, WordprocessingDocumentType.Document, true))
            {
                Body body = new Body();
                var doc = GenerateDocument(wordDocument, body);
                string preItemName = string.Empty;

                foreach (var dd in list)
                {
                    if (dd.childs.Count > 0)
                    {
                        if (preItemName != dd.subject)
                        {
                            body.Append(RenderParagraph(44, $"{act.subject}{dd.subject}   消災祈福名單", true));
                        }
                        if (string.IsNullOrEmpty(preItemName))
                        {
                            preItemName = dd.subject;
                        }
                        List<string> preItemTitle = new List<string>();
                        foreach (var child in dd.childs)
                        {
                            if (!child.subject.StartsWith("消"))
                            {
                                continue;
                            }
                            //preItemTitle.Append(child)
                            JObject obj = JObject.Parse(child.f_num_tablet);
                            JArray arr = (JArray)obj["mid_items"];
                            foreach (var item in arr)
                            {
                                
                                preItemTitle.Add((string)item["fam_name"]);
                            }
                        }

                        body.Append(RenderParagraph(44, $"  {string.Join(" ", preItemTitle)}", false));
                    }
                }
                //ChangePage(body);
                //if (list1.Count > 0)
                //{
                //    Hashtable ht = new Hashtable();
                //    string preOrderNo = string.Empty;
                //    body.Append(RenderParagraph(44, $"{act.subject}   消災祈福名單", true));
                //    List<string> preItemTitle = new List<string>();
                //    foreach (var dd in list1)
                //    {
                //        if (preOrderNo != dd.order_no)
                //        {

                //            if (preItemTitle.Count > 0)
                //            {
                //                body.Append(RenderParagraph(44, $"  {string.Join(" ", preItemTitle)}", false));
                //            }
                //            ht.Clear();
                //            preItemTitle.Clear();
                //        }
                //        JObject obj = JObject.Parse(dd.f_num_tablet);
                //        JArray arr = (JArray)obj["mid_items"];
                //        foreach (var item in arr)
                //        {
                //            if (ht.ContainsKey((string)item["fam_name"]))
                //            {
                //                continue;
                //            }
                //            if (string.Join(" ", preItemTitle).Length + ((string)item["fam_name"]).Length > 25)
                //            {
                //                body.Append(RenderParagraph(44, $"  {string.Join(" ", preItemTitle)}", false));
                //                preItemTitle.Clear();
                //            }
                //            preItemTitle.Add((string)item["fam_name"]);
                //            ht.Add((string)item["fam_name"], (string)item["fam_name"]);

                //        }
                //        preOrderNo = dd.order_no;
                //    }
                //    if (preItemTitle.Count > 0)
                //    {
                //        body.Append(RenderParagraph(44, $"  {string.Join(" ", preItemTitle)}", false));
                //    }
                //}
                SetStraight(body);
            }
        }else if (mode=="超")
        {
            List<Shuwen> shuwenList= new List<Shuwen>();
            Shuwen shuwen = new Shuwen();
            string preOrderNo=string.Empty; 
            foreach (var dd in list)
            {
                if (preOrderNo!=dd.order_no)
                {
                    //if(!string.IsNullOrEmpty(shuwen.order_no)&&shuwen.mid_item.Count>0)
                    //    shuwenList.Add(shuwen);
                    shuwen = new Shuwen();
                    shuwen.order_no = dd.order_no;
                    shuwen.subject = dd.subject;
                    shuwen.mid_item = new List<string>();
                }
                if (dd.childs.Count > 0)
                {
                    foreach (var item in dd.childs)
                    {
                        if (!item.subject.StartsWith("超"))
                        {
                            continue;
                        }

                        JObject obj = JObject.Parse(item.f_num_tablet);
                        JArray mid = (JArray)obj["mid_items"];
                        JArray left = (JArray)obj["left_items"];
                        List<string> leftList=new List<string>();
                        List<string> midList = new List<string>();
                        foreach (var o in mid)
                        {
                            midList.Add((string)o["fam_name"]);
                        }

                        foreach (var o in left)
                        {
                            leftList.Add((string)o["fam_name"]);
                        }

                        var wen=shuwenList.Where(z => z.alive == string.Join(" ", leftList)&&z.order_no==dd.order_no).FirstOrDefault();
                        if (wen != null&&wen.alive== string.Join(" ", leftList))
                        {
                            wen.mid_item.AddRange(midList);
                            shuwen = new Shuwen();
                            shuwen.order_no = dd.order_no;
                            shuwen.subject = dd.subject;
                            shuwen.mid_item = new List<string>();
                        }
                        else
                        {
                            shuwen.alive = string.Join(" ", leftList);
                            shuwen.mid_item.AddRange(midList);
                            shuwenList.Add(shuwen);
                        }
                    }
                    //if (shuwen.mid_item.Count > 0)
                    //{
                    //    shuwenList.Add(shuwen);
                    //}

                }
                preOrderNo = dd.order_no;
            }

            using (WordprocessingDocument wordDocument = WordprocessingDocument.Create(fullPath, WordprocessingDocumentType.Document, true))
            {
                Body body = new Body();
                var doc = GenerateDocument(wordDocument, body);
                string preItem = string.Empty;
                foreach(var shu in shuwenList)
                {
                    if (preItem != shu.subject)
                    {
                        body.Append(RenderParagraph(44, $"{act.subject}{shu.subject}   超薦名單", true));
                    }
                    body.Append(RenderParagraph(44, "佛力超薦", true));
                    //foreach (var wen in shu.mid_item)
                    //{
                    //    body.Append(RenderParagraph(44, $"        {wen}", false));
                    //}
                    //這裡要改切段落
                    List<string> para= new List<string>();
                    foreach (var p in shu.mid_item)
                    {
                        if (string.Join(" ",para).Length+p.Length>25)
                        {
                            body.Append(RenderParagraph(44, $"{string.Join(" ", para)}", false));
                            para.Clear();
                        }
                        para.Add(p.ToString());
                    }
                    if (para.Count>0)
                    {
                        body.Append(RenderParagraph(44, $"{string.Join(" ", para)}", false));
                        para.Clear();
                    }
                   
                    body.Append(RenderParagraph(44, $"陽上報恩人", true));
                    body.Append(RenderParagraph(44, $"{shu.alive}", false));

                    preItem=shu.subject;
                }

                SetStraight(body);
            }
        }

            return Ok(new { result = "Y", data = new { list = list, list1 = list1 } });

    }

    public void ChangePage(Body body)
    {
        Paragraph paragraph1 = new Paragraph() { RsidParagraphAddition = "00A56886", RsidRunAdditionDefault = "00D919D0" };

        Run pageBreakRun = new Run();
        pageBreakRun.Append(new Break() { Type = BreakValues.Page }); // 指定 Break 類型為 Page (換頁)
        paragraph1.Append(pageBreakRun);

        body.Append(paragraph1);
    }

    public WordprocessingDocument GenerateDocument(WordprocessingDocument document1,Body body)
    {
        MainDocumentPart mainPart = document1.AddMainDocumentPart();
        mainPart.Document = new DocumentFormat.OpenXml.Wordprocessing.Document();
        
        mainPart.Document.AppendChild(body);      

       
        return document1;
    }

    public void SetStraight(Body body)
    {

        SectionProperties sectionProperties1 = new SectionProperties() { RsidR = "00A56886", RsidSect = "00D919D0" };
        PageSize pageSize1 = new PageSize() { Width = 16838U, Height = 11906U, Orient = PageOrientationValues.Landscape };
        PageMargin pageMargin1 = new PageMargin() { Top = 1440, Right = 1440U, Bottom = 1440, Left = 1440U, Header = 720U, Footer = 720U, Gutter = 0U };
        Columns columns1 = new Columns() { Space = "720" };
        TextDirection textDirection3 = new TextDirection() { Val = TextDirectionValues.TopToBottomRightToLeft };
        DocGrid docGrid1 = new DocGrid() { LinePitch = 326 };

        sectionProperties1.Append(pageSize1);
        sectionProperties1.Append(pageMargin1);
        sectionProperties1.Append(columns1);
        sectionProperties1.Append(textDirection3);
        sectionProperties1.Append(docGrid1);
        body.Append(sectionProperties1);
    }


    public Paragraph RenderParagraph(int fontSize,string content,bool isBold)
    {
        Paragraph paragraph2 = new Paragraph() { RsidParagraphAddition = "00A56886", RsidRunAdditionDefault = "00D919D0" };

        ParagraphProperties paragraphProperties2 = new ParagraphProperties();
        TextDirection textDirection2 = new TextDirection() { Val = TextDirectionValues.TopToBottomRightToLeft };


        // 2. 建立縮排物件
        Indentation indent = new Indentation();

        // --- 請依需求選擇以下一種縮排方式設定 ---

        // 懸首縮排 (Hanging): 第一行不動，其餘行縮排。 (1公分約為 567 dxa)
        indent.Left = "1134";      // 整體左縮排量
        indent.Hanging = "1134";
        indent.FirstLine = "1134";
        paragraphProperties2.Append(indent);

        paragraphProperties2.Append(textDirection2);

        Run run2 = new Run();

        RunProperties runProperties2 = new RunProperties();
        RunFonts runFonts2 = new RunFonts() { Hint = FontTypeHintValues.EastAsia, Ascii = "微軟正黑體", EastAsia = "微軟正黑體" };
        FontSize fontSize2 = new FontSize() { Val = $"{fontSize}" };

        runProperties2.Append(runFonts2);
        runProperties2.Append(fontSize2);
        if (isBold)
        {
            runProperties2.Append(new Bold());
        }
        Text text2 = new Text();
        text2.Space = SpaceProcessingModeValues.Preserve;
        text2.Text = $"{content}";

        run2.Append(runProperties2);
        run2.Append(text2);
        paragraph2.Append(paragraphProperties2);
        paragraph2.Append(run2);


        return paragraph2;
    }

}

public class Shuwen
{
    public Shuwen() { }
    public string order_no { get; set; }
    public List<string> mid_item { get; set; }
    public string alive {  get; set; }
    public string subject {  get; set; }
}