Added API call to retrieve cover with internalId.

No need to mount imageCache over multiple containers.

Tranga/Server.cs

@@ -105,37 +105,54 @@ public class Server : GlobalBase
     private void HandleGet(HttpListenerRequest request, HttpListenerResponse response)
     {
         Dictionary<string, string> requestVariables = GetRequestVariables(request.Url!.Query);
-        string? connectorName, jobId;
-        MangaConnector connector;
+        string? connectorName, jobId, internalId;
+        MangaConnector? connector;
+        Manga? manga;
         string path = Regex.Match(request.Url!.LocalPath, @"[A-z0-9]+(\/[A-z0-9]+)*").Value;
         switch (path)
         {
             case "Connectors":
                 SendResponse(HttpStatusCode.OK, response, _parent.GetConnectors().Select(con => con.name).ToArray());
                 break;
+            case "Manga/Cover":
+                if (!requestVariables.TryGetValue("internalId", out internalId) ||
+                    !_parent.TryGetPublicationById(internalId, out manga))
+                {
+                    SendResponse(HttpStatusCode.BadRequest, response);
+                    break;
+                }
+
+                string filePath = settings.GetFullCoverPath((Manga)manga!);
+                if (File.Exists(filePath))
+                {
+                    FileStream coverStream = new(filePath, FileMode.Open);
+                    SendResponse(HttpStatusCode.OK, response, coverStream);
+                }
+                else
+                {
+                    SendResponse(HttpStatusCode.NotFound, response);
+                }
+                break;
             case "Manga/FromConnector":
                 if (!requestVariables.TryGetValue("connector", out connectorName) ||
                     !requestVariables.TryGetValue("title", out string? title) ||
-                    _parent.GetConnector(connectorName) is null)
+                    !_parent.TryGetConnector(connectorName, out connector))
                 {
                     SendResponse(HttpStatusCode.BadRequest, response);
                     break;
                 }
-                connector = _parent.GetConnector(connectorName)!;
-                SendResponse(HttpStatusCode.OK, response, connector.GetPublications(title));
+                SendResponse(HttpStatusCode.OK, response, connector!.GetPublications(title));
                 break;
             case "Manga/Chapters":
                 if(!requestVariables.TryGetValue("connector", out connectorName) ||
-                   !requestVariables.TryGetValue("internalId", out string? internalId) ||
-                   _parent.GetConnector(connectorName) is null ||
-                   _parent.GetPublicationById(internalId) is null)
+                   !requestVariables.TryGetValue("internalId", out internalId) ||
+                   !_parent.TryGetConnector(connectorName, out connector) ||
+                   !_parent.TryGetPublicationById(internalId, out manga))
                 {
                     SendResponse(HttpStatusCode.BadRequest, response);
                     break;
                 }
-                connector = _parent.GetConnector(connectorName)!;
-                Manga manga = (Manga)_parent.GetPublicationById(internalId)!;
-                SendResponse(HttpStatusCode.OK, response, connector.GetChapters(manga));
+                SendResponse(HttpStatusCode.OK, response, connector!.GetChapters((Manga)manga!));
                 break;
             case "Jobs":
                 if (!requestVariables.TryGetValue("jobId", out jobId))
@@ -430,6 +447,9 @@ public class Server : GlobalBase
         response.AddHeader("Access-Control-Allow-Methods", "GET, POST, DELETE");
         response.AddHeader("Access-Control-Max-Age", "1728000");
         response.AppendHeader("Access-Control-Allow-Origin", "*");
+
+        if (content is not FileStream stream)
+        {
             response.ContentType = "application/json";
             try
             {
@@ -443,4 +463,11 @@ public class Server : GlobalBase
                 Log(e.ToString());
             }
         }
+        else
+        {
+            stream.CopyTo(response.OutputStream);
+            response.OutputStream.Close();
+            stream.Close();
+        }
+    }
 }

Tranga/Tranga.cs

@@ -34,6 +34,12 @@ public partial class Tranga : GlobalBase
         return null;
     }
 
+    public bool TryGetConnector(string name, out MangaConnector? connector)
+    {
+        connector = GetConnector(name);
+        return connector is not null;
+    }
+
     public IEnumerable<MangaConnector> GetConnectors()
     {
         return connectors;
@@ -46,6 +52,12 @@ public partial class Tranga : GlobalBase
         return null;
     }
 
+    public bool TryGetPublicationById(string internalId, out Manga? manga)
+    {
+        manga = GetPublicationById(internalId);
+        return manga is not null;
+    }
+
     private void StartJobBoss()
     {
         Thread t = new (() =>

Tranga/TrangaSettings.cs

@@ -127,4 +127,9 @@ public class TrangaSettings
             Directory.CreateDirectory(new FileInfo(settingsFilePath).DirectoryName!);
         File.WriteAllText(settingsFilePath, JsonConvert.SerializeObject(this));
     }
+
+    public string GetFullCoverPath(Manga manga)
+    {
+        return Path.Join(this.coverImageCache, manga.coverFileNameInCache);
+    }
 }

docker-compose.yaml

@@ -4,7 +4,6 @@ services:
     image: glax/tranga-api:latest
     container_name: tranga-api
     volumes:
-      - ./tranga:/usr/share/Tranga-API #1 when replacing ./tranga replace #2 with same value
       - ./Manga:/Manga
     ports:
       - "6531:6531"
@@ -12,8 +11,6 @@ services:
   tranga-website:
     image: glax/tranga-website:latest
     container_name: tranga-website
-    volumes:
-      - ./tranga/imageCache:/usr/share/nginx/html/imageCache:ro #2 when replacing Point to same value as #1/imageCache
     ports:
       - "9555:80"
     depends_on: