src/lib/simplestore/adapters/webstorage.js

@@ -125,7 +125,7 @@ SimpleStore.adapters.push((() => {
 			return value == null ? null : _WebStorageAdapter._deserialize(value); // lazy equality for null
 		}
 
-		set(key, value) {
+		set(key, value, compression = true) {
 			if (DEBUG) { console.log(`[<SimpleStore:${this.name}>.set(key: "${key}", value: \u2026) : Boolean]`); }
 
 			if (typeof key !== 'string' || !key) {
@@ -133,7 +133,8 @@ SimpleStore.adapters.push((() => {
 			}
 
 			try {
-				this._engine.setItem(this._prefix + key, _WebStorageAdapter._serialize(value));
+				this._engine.setItem(this._prefix + key,
+					_WebStorageAdapter._serialize(value, this.persistent && compression));
 			}
 			catch (ex) {
 				/*
@@ -188,7 +189,10 @@ SimpleStore.adapters.push((() => {
 			return true;
 		}
 
-		static _serialize(obj) {
+		static _serialize(obj, compression) {
+			if (compression) {
+				return LZString.compressToUTF16(JSON.stringify(obj));
+			}
 			return JSON.stringify(obj);
 		}
 

src/save.js

@@ -175,7 +175,7 @@ var Save = (() => { // eslint-disable-line no-unused-vars, no-var
 	function savesObjClear() {
 		storage.delete('autosave');
 		const index = indexGet();
-		for (let i = 0; i < index.saves.length; i++) {
+		for (let i = 0; i < index.slots.length; i++) {
 			storage.delete(`slot${i}`);
 		}
 		storage.delete('index');
@@ -234,7 +234,7 @@ var Save = (() => { // eslint-disable-line no-unused-vars, no-var
 		}
 
 		try {
-			return storage.set('autosave', _marshal(supplemental));
+			return storage.set('autosave', _marshal(supplemental), false);
 		} catch (ex) {
 			index.autosave = null;
 			indexSave(index);

src/ui.js

@@ -331,7 +331,7 @@ var UI = (() => { // eslint-disable-line no-unused-vars, no-var
 				// Add the slot ID.
 				$tdSlot.append(document.createTextNode(i + 1));
 
-				if (saves.slots[i]) {
+				if (index.slots[i]) {
 					// Add the save & load buttons.
 					$tdLoad.append(
 						createButton('save', 'ui-close', L10n.get('savesLabelSave'), i, Save.slots.save),