private static void PrepareTextItem(IFb2TextItem textItem, FB2File file, List <ILine> lines, string bodyName, int headerLevel)
{
switch (textItem)
{
case CiteItem citeItem:
var cite = new Epigraph();
PrepareTextItems(citeItem.CiteData, file, cite.Texts, bodyName, headerLevel);
PrepareTextItems(citeItem.TextAuthors, file, cite.Authors, bodyName, headerLevel);
lines.Add(cite);
return;
case PoemItem poemItem: {
AddTitle(poemItem.Title, lines, poemItem.ID, headerLevel);
PrepareTextItems(poemItem.Epigraphs, file, lines, bodyName, headerLevel + 1);
PrepareTextItems(poemItem.Content, file, lines, bodyName, headerLevel + 1);
return;
}
case SectionItem sectionItem: {
if (bodyName == "notes")
{
var note = new NoteLine {
Id = sectionItem.ID
};
AddTitle(sectionItem.Title, note.Titles, sectionItem.ID, headerLevel);
PrepareTextItems(sectionItem.Content, file, note.Texts, bodyName, headerLevel);
lines.Add(note);
}
else
{
AddTitle(sectionItem.Title, lines, sectionItem.ID, headerLevel);
PrepareTextItems(sectionItem.Epigraphs, file, lines, bodyName, headerLevel + 1);
PrepareTextItems(sectionItem.Content, file, lines, bodyName, headerLevel + 1);
}
return;
}
case StanzaItem stanzaItem: {
AddTitle(stanzaItem.Title, lines, string.Empty, headerLevel);
PrepareTextItems(stanzaItem.Lines, file, lines, bodyName, headerLevel + 1);
return;
}
case SimpleText text: {
lines.Add(text.ToHtml().ToTextLine());
break;
}
case EmptyLineItem empty: {
lines.Add(empty.ToString().ToTextLine());
break;
}
case TitleItem title: {
AddTitle(title, lines, string.Empty, headerLevel + 1);
break;
}
case SubTitleItem _:
case ParagraphItem _: {
var sb = new StringBuilder();
foreach (var paragraphData in ((ParagraphItem)textItem).ParagraphData)
{
sb.Append(paragraphData.ToHtml());
}
lines.Add(sb.ToString().ToTextLine());
return;
}
case ImageItem imageItem: {
var key = imageItem.HRef.Replace("#", string.Empty);
if (file.Images.TryGetValue(key, out var image))
{
lines.Add(image.ToImageLine(imageItem.ID));
}
return;
}
case DateItem item:
lines.Add(item.DateValue.ToString().ToTextLine());
return;
case EpigraphItem epigraphItem: {
var epigraph = new Epigraph();
PrepareTextItems(epigraphItem.EpigraphData, file, epigraph.Texts, bodyName, headerLevel);
PrepareTextItems(epigraphItem.TextAuthors, file, epigraph.Authors, bodyName, headerLevel);
lines.Add(epigraph);
return;
}
default:
throw new Exception(textItem.GetType().ToString());
}
}
//record book strings to dictionary for read
public virtual void PrepareTextItem(IFb2TextItem textItem)
{
if (textItem is CiteItem)
{
PrepareTextItems(((CiteItem)textItem).CiteData);
return;
}
if (textItem is PoemItem)
{
var item = (PoemItem)textItem;
AddTitle(item.Title);
PrepareTextItems(item.Content);
return;
}
if (textItem is SectionItem)
{
var item = (SectionItem)textItem;
AddTitle(item.Title);
PrepareTextItems(item.Content);
return;
}
if (textItem is StanzaItem)
{
var item = (StanzaItem)textItem;
AddTitle(item.Title);
PrepareTextItems(item.Lines);
return;
}
if (textItem is ParagraphItem ||
textItem is EmptyLineItem ||
textItem is TitleItem ||
textItem is SimpleText)
{
BookText.Add(textItem.ToString());
return;
}
if (textItem is ImageItem)
{
var item = (ImageItem)textItem;
var key = item.HRef.Replace("#", string.Empty);
if (Book.Images.ContainsKey(key))
{
var data = Book.Images[key].BinaryData;
Images = data;
}
return;
}
if (textItem is DateItem)
{
BookText.Add(((DateItem)textItem).DateValue.ToString());
return;
}
if (textItem is EpigraphItem)
{
var item = (EpigraphItem)textItem;
PrepareTextItems(item.EpigraphData);
return;
}
throw new Exception(textItem.GetType().ToString());
}
