Saving and loading

src/engine/commands/load.js

@@ -0,0 +1,4 @@
+export default function LoadCommand(args, context) {
+    context.print(`Loading game...`);
+    context.load();
+}

src/engine/commands/save.js

@@ -0,0 +1,4 @@
+export default function SaveCommand(args, context) {
+    context.print(`Saving game...`);
+    context.save();
+}

src/engine/commands/volume.js

@@ -0,0 +1,19 @@
+export default function VolumeCommand(args, context) {
+    if (args.length < 3) {
+        return context.print(`Usage: volume <music/sfx/ambience> <0-100>`);
+    }
+    const value = parseInt(args[2]);
+    if (value > 100 || value < 1) {
+        return context.print(`No higher than 100 and no less than 1.`);
+    }
+    if (args[1] == "sfx") {
+        context.output.sound.setSFXVolume(value/100);
+    } else if (args[1] == "music") {
+        context.output.sound.setMusicVolume(value/100);
+    } else if (args[1] == "ambience") {
+        context.output.sound.setAmbienceVolume(value/100);
+    } else {
+        return context.print(`Invalid channel. Either ambience, sfx or music is allowed.`);
+    }
+    context.print(`${args[1]} volume set to ${value}%`)
+}