From 9fe70c30bd2f1a69b805af23c8f00a9d7b47bb22 Mon Sep 17 00:00:00 2001
From: zbx1425 <support@zbx1425.cn>
Date: Sat, 4 Jan 2025 20:43:04 +0800
Subject: [PATCH] Some more tweaks

---
 src/main/java/appeng/client/guidebook/Guide.java         | 9 +++++++++
 .../appeng/client/guidebook/compiler/PageCompiler.java   | 1 +
 .../appeng/client/guidebook/layout/flow/LineBuilder.java | 4 ++--
 .../java/appeng/client/guidebook/screen/GuideNavBar.java | 2 +-
 src/main/java/appeng/core/AppEngClient.java              | 2 ++
 5 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/src/main/java/appeng/client/guidebook/Guide.java b/src/main/java/appeng/client/guidebook/Guide.java
index a79af6e171a..0a2177d9af1 100644
--- a/src/main/java/appeng/client/guidebook/Guide.java
+++ b/src/main/java/appeng/client/guidebook/Guide.java
@@ -29,6 +29,7 @@
 import com.google.gson.JsonElement;
 import com.google.gson.JsonObject;
 import com.google.gson.JsonParser;
+import net.minecraft.util.profiling.InactiveProfiler;
 import org.apache.commons.lang3.mutable.MutableBoolean;
 import org.jetbrains.annotations.Nullable;
 import org.slf4j.Logger;
@@ -747,4 +748,12 @@ private void registerReloadListener(IEventBus modEventBus) {
                     new ReloadListener(ResourceLocation.fromNamespaceAndPath(defaultNamespace, folder)));
         });
     }
+
+    public void reloadIfNoPages() {
+        if (pages == null || pages.isEmpty()) {
+            var reloader = new ReloadListener(ResourceLocation.fromNamespaceAndPath(defaultNamespace, folder));
+            pages = reloader.prepare(Minecraft.getInstance().getResourceManager(), InactiveProfiler.INSTANCE);
+            reloader.apply(pages, Minecraft.getInstance().getResourceManager(), InactiveProfiler.INSTANCE);
+        }
+    }
 }
diff --git a/src/main/java/appeng/client/guidebook/compiler/PageCompiler.java b/src/main/java/appeng/client/guidebook/compiler/PageCompiler.java
index 15be2e36520..4174a533db0 100644
--- a/src/main/java/appeng/client/guidebook/compiler/PageCompiler.java
+++ b/src/main/java/appeng/client/guidebook/compiler/PageCompiler.java
@@ -327,6 +327,7 @@ private void compileFlowContent(LytFlowParent layoutParent, MdAstAnyContent cont
                     .replace("\\n", "\n")
                     .replace("\\", " ")
             );
+            text.modifyStyle(style -> style.whiteSpace(WhiteSpaceMode.PRE));
             layoutChild = text;
         } else if (content instanceof MdAstInlineCode astCode) {
             var text = new LytFlowText();
diff --git a/src/main/java/appeng/client/guidebook/layout/flow/LineBuilder.java b/src/main/java/appeng/client/guidebook/layout/flow/LineBuilder.java
index d4f8ff5f859..8831090d81d 100644
--- a/src/main/java/appeng/client/guidebook/layout/flow/LineBuilder.java
+++ b/src/main/java/appeng/client/guidebook/layout/flow/LineBuilder.java
@@ -209,7 +209,7 @@ private void iterateRuns(CharSequence text, ResolvedTextStyle style, char lastCh
         var fontScale = style.fontScale();
         var lineBuffer = new StringBuilder();
 
-        boolean lastCharWasWhitespace = Character.isWhitespace(lastChar);
+        boolean lastCharWasWhitespace = Character.isWhitespace(lastChar) && lastChar != '\n';
 
         for (var i = 0; i < text.length(); i++) {
             char ch = text.charAt(i);
@@ -239,7 +239,7 @@ private void iterateRuns(CharSequence text, ResolvedTextStyle style, char lastCh
 //                }
             }
 
-            if (Character.isWhitespace(codePoint)) {
+            if (Character.isWhitespace(codePoint) && codePoint != '\n') {
                 // Skip if the last one was a space already
                 if (lastCharWasWhitespace && style.whiteSpace().isCollapseWhitespace()) {
                     continue; // White space collapsing
diff --git a/src/main/java/appeng/client/guidebook/screen/GuideNavBar.java b/src/main/java/appeng/client/guidebook/screen/GuideNavBar.java
index b279c8b16bd..72018e73f33 100644
--- a/src/main/java/appeng/client/guidebook/screen/GuideNavBar.java
+++ b/src/main/java/appeng/client/guidebook/screen/GuideNavBar.java
@@ -349,7 +349,7 @@ private class Row {
         private final NavigationNode node;
         private final LytParagraph paragraph = new LytParagraph();
         public final LytFlowSpan span;
-        private boolean expanded;
+        private boolean expanded = true;
         private final Row parent;
         private boolean hasChildren;
         public int top;
diff --git a/src/main/java/appeng/core/AppEngClient.java b/src/main/java/appeng/core/AppEngClient.java
index 33d90f9fb2d..aec85302751 100644
--- a/src/main/java/appeng/core/AppEngClient.java
+++ b/src/main/java/appeng/core/AppEngClient.java
@@ -147,6 +147,7 @@ public HitResult getCurrentMouseOver() {
     @Override
     public void openGuideAtPreviousPage(ResourceLocation initialPage) {
         try {
+            guide.reloadIfNoPages();
             var screen = GuideScreen.openAtPreviousPage(guide, PageAnchor.page(initialPage),
                     GlobalInMemoryHistory.INSTANCE);
 
@@ -159,6 +160,7 @@ public void openGuideAtPreviousPage(ResourceLocation initialPage) {
     @Override
     public void openGuideAtAnchor(PageAnchor anchor) {
         try {
+            guide.reloadIfNoPages();
             var screen = GuideScreen.openNew(guide, anchor, GlobalInMemoryHistory.INSTANCE);
 
             openGuideScreen(screen);