add string with formatting and number method to KeyUtil

don't use lang for basic string formatting

Author: ghzdude

src/main/java/gregtech/api/metatileentity/multiblock/ui/MultiblockUIFactory.java

@@ -471,8 +471,8 @@ public Builder addEnergyUsageLine(IEnergyContainer energyContainer) {
 
             IKey bodyText = KeyUtil.lang(TextFormatting.GRAY,
                     "gregtech.multiblock.max_energy_per_tick",
-                    TextFormattingUtil.formatNumbers(maxVoltage),
-                    GTValues.VOCNF[GTUtility.getFloorTierByVoltage(maxVoltage)]);
+                    KeyUtil.number(maxVoltage),
+                    KeyUtil.string(GTValues.VOCNF[GTUtility.getFloorTierByVoltage(maxVoltage)]));
 
             var hoverText = KeyUtil.lang(TextFormatting.GRAY,
                     "gregtech.multiblock.max_energy_per_tick_hover");

src/main/java/gregtech/api/util/KeyUtil.java

@@ -28,10 +28,19 @@ public static IKey string(TextFormatting formatting, String string) {
         return IKey.str(string).style(formatting);
     }
 
+    public static IKey string(TextFormatting formatting, String string, Object... args) {
+        if (string == null) return IKey.EMPTY;
+        return IKey.str(string, args).style(formatting);
+    }
+
     public static IKey string(TextFormatting formatting, Supplier<String> stringSupplier) {
         return IKey.dynamic(stringSupplier).style(formatting);
     }
 
+    public static IKey string(TextFormatting formatting, Supplier<String> stringSupplier, Supplier<Object[]> argSupplier) {
+        return IKey.dynamic(() -> String.format(stringSupplier.get(), argSupplier.get())).style(formatting);
+    }
+
     public static IKey string(Supplier<TextFormatting> formatting, String s) {
         return IKey.dynamic(() -> IKey.str(s).style(formatting.get()).getFormatted());
     }
@@ -56,8 +65,12 @@ public static IKey lang(Supplier<TextFormatting> formatting, String lang, Suppli
         return IKey.dynamic(() -> lang(lang, argSupplier.get()).style(formatting.get()).getFormatted());
     }
 
+    public static IKey number(long number) {
+        return string(TextFormattingUtil.formatNumbers(number));
+    }
+
     public static IKey number(TextFormatting formatting, long number) {
-        return string(formatting, TextFormattingUtil.formatNumbers(number));
+        return number(number).style(formatting);
     }
 
     public static IKey number(TextFormatting formatting, long number, String suffix) {

src/main/java/gregtech/common/metatileentities/multi/electric/MetaTileEntityProcessingArray.java

@@ -208,7 +208,7 @@ protected void configureDisplayText(MultiblockUIFactory.Builder builder) {
                         String key = logic.getMachineStack().getTranslationKey();
                         IKey mapText = KeyUtil.lang(TextFormatting.DARK_PURPLE,
                                 key + ".name");
-                        mapText = KeyUtil.lang(
+                        mapText = KeyUtil.string(
                                 TextFormatting.DARK_PURPLE,
                                 "%sx %s",
                                 logic.getParallelLimit(), mapText);