Updates per-sign inverted colors when the main or highlighting color is changed

README.md

@@ -15,7 +15,8 @@ can share a network or be split into clusters; they can be hidden on a network o
 - **API available** -- using the API, a lot of behavior can be changed
 - **Button customization** -- a large amount of materials usable as buttons (buttons, wall corals, shulkers, chests)
 - **Config commands** -- All main config values can be changed from the commandline
-- **RGB and dye support** -- Signs can use RGB colors as their default colors, and can also be dyed on a per-sign basis
+- **RGB and dye support** -- Signs can use RGB colors (using hex codes) as their main and highlighting colors, and can
+  also be dyed on a per-sign basis
 
 ## Background
 

src/main/java/net/knarcraft/stargate/command/CommandConfig.java

@@ -200,22 +200,29 @@ public class CommandConfig implements CommandExecutor {
         if (ConfigTag.requiresFullReload(configOption)) {
             //Reload everything
             Stargate.getStargateConfig().reload(commandSender);
-        } else if (ConfigTag.requiresPortalReload(configOption)) {
+        } else {
+            if (ConfigTag.requiresColorReload(configOption)) {
+                Stargate.getStargateConfig().getStargateGateConfig().loadPerSignColors();
+            }
+            if (ConfigTag.requiresPortalReload(configOption)) {
                 //Just unload and reload the portals
                 Stargate.getStargateConfig().unloadAllPortals();
                 Stargate.getStargateConfig().loadAllPortals();
-        } else if (ConfigTag.requiresLanguageReload(configOption)) {
+            }
+            if (ConfigTag.requiresLanguageReload(configOption)) {
                 //Reload the language loader
                 Stargate.getStargateConfig().getLanguageLoader().reload();
                 //Re-draw all portal signs
                 for (Portal portal : PortalRegistry.getAllPortals()) {
                     portal.drawSign();
                 }
-        } else if (ConfigTag.requiresEconomyReload(configOption)) {
+            }
+            if (ConfigTag.requiresEconomyReload(configOption)) {
                 //Load or unload Vault and Economy as necessary
                 Stargate.getStargateConfig().reloadEconomy();
             }
         }
+    }
 
     /**
      * Prints information about a config option and its current value

src/main/java/net/knarcraft/stargate/config/ConfigTag.java

@@ -31,6 +31,16 @@ public enum ConfigTag {
         return Arrays.stream(taggedOptions).anyMatch((item) -> item == option);
     }
 
+    /**
+     * Checks whether a given config option requires a "reload of colors" to take effect
+     *
+     * @param configOption <p>The config option to check</p>
+     * @return <p>True if changing the config option requires a "reload of colors" to take effect</p>
+     */
+    public static boolean requiresColorReload(ConfigOption configOption) {
+        return COLOR.isTagged(configOption) && configOption != ConfigOption.FREE_GATES_COLOR;
+    }
+
     /**
      * Checks whether a given config option requires a full reload to take effect
      *

src/main/java/net/knarcraft/stargate/config/StargateGateConfig.java

@@ -193,7 +193,7 @@ public final class StargateGateConfig {
     /**
      * Loads the per-sign colors specified in the config file
      */
-    private void loadPerSignColors() {
+    public void loadPerSignColors() {
         List<?> perSignColors = (List<?>) configOptions.get(ConfigOption.PER_SIGN_COLORS);
         ChatColor[] defaultColors = new ChatColor[]{PortalSignDrawer.getMainColor(), PortalSignDrawer.getHighlightColor()};
         List<Map<Material, ChatColor>> colorMaps = new ArrayList<>();
@@ -279,10 +279,15 @@ public final class StargateGateConfig {
     private void loadPerSignColor(String mainSignColor, String highlightSignColor) {
         try {
             PortalSignDrawer.setMainColor(ChatColor.of(mainSignColor.toUpperCase()));
+        } catch (IllegalArgumentException | NullPointerException exception) {
+            Stargate.logWarning("You have specified an invalid main sign color in your config.yml. Defaulting to BLACK");
+            PortalSignDrawer.setMainColor(ChatColor.BLACK);
+        }
+
+        try {
             PortalSignDrawer.setHighlightColor(ChatColor.of(highlightSignColor.toUpperCase()));
         } catch (IllegalArgumentException | NullPointerException exception) {
-            Stargate.logWarning("You have specified an invalid color in your config.yml. Defaulting to BLACK and WHITE");
+            Stargate.logWarning("You have specified an invalid highlighting sign color in your config.yml. Defaulting to WHITE");
-            PortalSignDrawer.setMainColor(ChatColor.BLACK);
             PortalSignDrawer.setHighlightColor(ChatColor.WHITE);
         }
     }