//using Microsoft.Office.Interop.Word;
using Section = Microsoft.Office.Interop.Word.Section;
using WdColor = Microsoft.Office.Interop.Word.WdColor;
using System.Drawing;
using UtilLib;
using Microsoft.Office.Interop.Word;
using Bookmark = Microsoft.Office.Tools.Word.Bookmark;
using System.Collections.Generic;
using Microsoft.Office.Tools.Word;
using System;

namespace AIProofread
{
    public class DocumentUtil
    {
        static int markId = 0;

        /// <summary>
        /// 添加一个书签
        /// </summary>
        /// <param name="color"></param>
        /// <param name="start"></param>
        /// <param name="end"></param>
        /// <returns></returns>
        public static Bookmark AddBookmark(string color, int start, int end)
        {
            var doc = Globals.ThisAddIn.Application.ActiveDocument;
            var maxOffset = doc.Range().End;
            if (start > maxOffset || end > maxOffset)
            {
                return null;
            }
            var document = Globals.Factory.GetVstoObject(doc);
            var r = document.Range(start, end);
            var mark = document.Controls.AddBookmark(r, string.Format("ai_mark_{0}", markId++));
            mark.Tag = "ai_proofread";
            if (color != null)
            {
                // 给选区添加背景颜色
                r.Shading.BackgroundPatternColor = (WdColor)ColorTranslator.ToOle(Colors.FromHex(color));
            }

            return mark;
        }

        public static void SectionAddMark(string color)
        {


            var document = Globals.Factory.GetVstoObject(Globals.ThisAddIn.Application.ActiveDocument);
            // 获取当前文档对象
            var doc = Globals.ThisAddIn.Application.ActiveDocument;
            // 获取选中
            var sections = document.Sections;

            foreach (Section section in sections)
            {
                var r = section.Range;

                //Bookmark mark = r.Bookmarks.Add();
                var mark = document.Controls.AddBookmark(r, string.Format("ai_mark_{0}", markId++));
                mark.Tag = "ai_proofread";
                // 给选区添加背景颜色
                r.Shading.BackgroundPatternColor = (WdColor)ColorTranslator.ToOle(Colors.FromHex(color));
            }
        }

        public static System.Collections.Generic.List<string> GetAllBookmark()
        {
            var bookmarks = Globals.ThisAddIn.Application.ActiveDocument.Bookmarks;
            System.Collections.Generic.List<string> list = new System.Collections.Generic.List<string>();
            foreach (Microsoft.Office.Interop.Word.Bookmark mark in bookmarks)
            {
                list.Add(mark.Name);
            }
            return list;
        }
        /// <summary>
        /// 删除所有标签
        /// </summary>
        public static void RemoveBookmark()
        {
            RemoveBookmark(null);
        }

        public static void ClearProofreadMarks()
        {
            var bookmarks = Globals.ThisAddIn.Application.ActiveDocument.Bookmarks;
            ControlCollection controls = Globals.Factory.GetVstoObject(Globals.ThisAddIn.Application.ActiveDocument).Controls;
            foreach (Microsoft.Office.Interop.Word.Bookmark mark in bookmarks)
            {
                if (Config.IsProofreadMark(mark.Name))
                {
                    // 去除高亮
                    mark.Range.Shading.BackgroundPatternColor = WdColor.wdColorAutomatic;
                    // 去除下划线
                    mark.Range.Underline = WdUnderline.wdUnderlineNone; 
                    //mark.Delete();
                }
                try
                {
                    if (controls.Contains(mark))
                    {
                        controls.Remove(mark);
                    }
                }catch(Exception e)
                {
                    Logger.Log("remove mark",e);
                }
            }

        }
        /// <summary>
        /// 删除标签
        /// </summary>
        /// <param name="markId"></param>
        public static void RemoveBookmark(string markId)
        {
            var document = Globals.Factory.GetVstoObject(Globals.ThisAddIn.Application.ActiveDocument);
            if (document.Bookmarks.Count == 0) return;
            // 不存在要移除的标签
            if (null != markId && !document.Bookmarks.Exists(markId)) return;
            var bookmarks = Globals.ThisAddIn.Application.ActiveDocument.Bookmarks;
            foreach (Microsoft.Office.Interop.Word.Bookmark mark in bookmarks)
            {
                if (mark.Name == markId)
                {
                    mark.Range.Shading.BackgroundPatternColor = (WdColor)WdColorIndex.wdAuto;
                    mark.Delete();
                }
            }
            //foreach (var mark in document.Bookmarks)
            //{
            //    if (markId != null)
            //    {
            //        if (mark.Name == markId)
            //        {
            //            // 删除
            //            mark.Delete();
            //            mark.Range.Shading.BackgroundPatternColor = (WdColor)WdColorIndex.wdAuto;
            //            return;
            //        }
            //    }
            //    else
            //    {
            //        mark.Delete();
            //    }
            //}
        }

        public static System.Collections.Generic.List<string> GetSectionText()
        {
            var document = Globals.Factory.GetVstoObject(Globals.ThisAddIn.Application.ActiveDocument);
            System.Collections.Generic.List<string> list = new System.Collections.Generic.List<string>();
            if (document.Sections.Count == 0) return list;
            foreach (Section item in document.Sections)
            {
                list.Add(item.Range.Text);
            }
            return list;
        }
    }
}