From 207a1e25d4eefac2344e55a5dc8765add3ef5198 Mon Sep 17 00:00:00 2001
From: Melledy <121644117+Melledy@users.noreply.github.com>
Date: Wed, 19 Nov 2025 03:02:24 -0800
Subject: [PATCH] Allow the http server to serve static files (such as
 downloadable resources)

---
 .gitignore                                      | 1 +
 src/main/java/emu/nebula/Config.java            | 1 +
 src/main/java/emu/nebula/server/HttpServer.java | 8 +++++++-
 3 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/.gitignore b/.gitignore
index 149c888..00452f7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -63,6 +63,7 @@ tmp/
 /plugins
 /proto
 /resources
+/web
 
 # Compiled
 /*.jar
diff --git a/src/main/java/emu/nebula/Config.java b/src/main/java/emu/nebula/Config.java
index c42c5ac..9a89d35 100644
--- a/src/main/java/emu/nebula/Config.java
+++ b/src/main/java/emu/nebula/Config.java
@@ -24,6 +24,7 @@ public class Config {
 
     public int customDataVersion = 0;
     public String resourceDir = "./resources";
+    public String webFilesDir = "./web";
     public String patchListPath = "./patchlist.json";
 
     @Getter
diff --git a/src/main/java/emu/nebula/server/HttpServer.java b/src/main/java/emu/nebula/server/HttpServer.java
index dc32dc0..e4563fa 100644
--- a/src/main/java/emu/nebula/server/HttpServer.java
+++ b/src/main/java/emu/nebula/server/HttpServer.java
@@ -19,6 +19,7 @@ import emu.nebula.util.JsonUtils;
 import io.javalin.Javalin;
 import io.javalin.http.ContentType;
 import io.javalin.http.Context;
+import io.javalin.http.staticfiles.Location;
 import lombok.Getter;
 
 @Getter
@@ -32,8 +33,13 @@ public class HttpServer {
     private byte[] diff;
     
     public HttpServer(ServerType type) {
-        this.app = Javalin.create();
         this.type = type;
+        this.app = Javalin.create(javalinConfig -> {
+            var staticFilesDir = new File(Nebula.getConfig().getWebFilesDir());
+            if (staticFilesDir.exists()) {
+                javalinConfig.staticFiles.add(staticFilesDir.getPath(), Location.EXTERNAL);
+            }
+        });
 
         this.loadPatchList();
         this.addRoutes();