utils:wip: Add image type

Utils/Json2HTML.cs

@@ -1,3 +1,5 @@
+using EpubSharp;
+using EpubSharp.Format;
 using Newtonsoft.Json;
 using Newtonsoft.Json.Linq;
 
@@ -9,7 +11,12 @@ public class Content
     public List<Mark> marks { get; set; }
     public string text { get; set; }
 }
-
+public class Attrs
+{
+    public string src { get; set; }
+    public string alt { get; set; }
+    public string title { get; set; }
+}
 public class Mark
 {
     public string type { get; set; }
@@ -19,29 +26,36 @@ public class TextJson
 {
     public string type { get; set; }
     public List<Content?> content { get; set; }
+    public Attrs attrs { get; set; }
 }
 
 public class HtmlConverter
 {
-    public static string ConvertJsonToHtml(string json)
+    public static string ConvertJsonToHtml(string json, EpubWriter writer)
     {
+        var client = new HttpClient();
         var token = JToken.Parse(json);
-        return ConvertTokenToHtml(token);
+        return ConvertTokenToHtml(token, client, writer);
     }
 
-    private static string ConvertTokenToHtml(JToken token)
+    private static string ConvertTokenToHtml(JToken token, HttpClient client, EpubWriter writer)
     {
         var html = "";
 
         if (token is JArray)
         {
-            foreach (var childToken in token.Children()) html += ConvertTokenToHtml(childToken);
+            foreach (var childToken in token.Children()) html += ConvertTokenToHtml(childToken, client, writer);
+
         }
         else if (token is JObject)
         {
+
             var text = JsonConvert.DeserializeObject<TextJson>(token.ToString());
-            for (int i = 0; i < text?.content?.Count; i++)
+            var count = (text?.content?.Count != 0) ? text?.content?.Count : 1;
+
+            for (int i = 0; i < count; i++)
             {
+
                 Content str = text.content[i];
                 if (str != null)
                 {
@@ -55,7 +69,19 @@ public class HtmlConverter
                 {
                     html += "<p>";
                 }
+
             }
+            if (text.type == "image")
+            {
+                //var webRequest = new HttpRequestMessage(HttpMethod.Get, text.attrs.src);
+                //var response = client.Send(webRequest);
+                //var type = text.attrs.src.EndsWith(".jpg") ? EpubContentType.ImageJpeg : 
+                //text.attrs.src.EndsWith(".png") ? EpubContentType.ImagePng : throw new Exception($"Unknown image ext {text.attrs.src}");
+                //using var reader = new StreamReader(response.Content.ReadAsStream());
+                //writer.AddFile(text.attrs.src, reader.ReadToEnd(), type);
+                //html += text.attrs.src;
+            }
+
             html += "<br>";
         }
         else