reduced unnecessary cookie saves

javascript/game.js

@@ -97,10 +97,8 @@ class Game {
 
     loadProgress(progress) {
 	if (progress.finished) {
-	    console.log("loadProgress finished")
 	    this.hint(/*finishLevel=*/true);
 	} else {
-	    console.log("loadProgress unfinished");
 	    for (const edge of progress.edges ?? []) {
 		this.addEdge(this.graph.dots[edge[0]], this.graph.dots[edge[1]],
 			     /*saveProgress=*/ false);
@@ -182,6 +180,7 @@ class Game {
 	    }
 	    if ( (event.ctrlKey || event.metaKey) && event.key === 'ArrowRight' ) {
 		this.hint(/*finishLevel=*/true);
+		this.saveProgress();
 	    }
 	    else {
 		return;  // Do not preventDefault for unhandled keys.
@@ -339,7 +338,8 @@ class Game {
 		    if (corner.numEdgesLeft() == 0) { continue; }
 		    if (!((dot == corner) ||
 			  this.dotsAreConnectedByEdge(dot, corner))) {
-			const edge = this.addEdge(dot, corner);
+			const edge = this.addEdge(dot, corner,
+						  /*saveProgress=*/ !finishLevel);
 			this.history.push(new GameHistoryEvent("add", dot, corner));
 			if (!finishLevel) {
 			    edge.flash();

javascript/level_picker.js

@@ -38,10 +38,8 @@ class LevelPicker {
 	this.game.setBackButtonCallback(() => {
 	    this.game.hide();
 	    this.show();
-	    this.saveCookies();
 	    this.updateProgressBars();
 	});
-	this.saveCookies();
 	this.$resetConfirm = $("<div class='resetConfirm' title='Reset Progress?'>" +
 			       "Are you sure?  This can not be undone.</div>");
 	this.$container.append(this.$resetConfirm)
@@ -90,18 +88,24 @@ class LevelPicker {
 	    this.cookieData.levels[levelUrl].locked ??= true;
 	    this.cookieData.levels[levelUrl].index = i
 	}
-	this.cookieData.levels[this.levelUrls[0]].locked = false;
+       this.cookieData.levels[this.levelUrls[0]].locked = false;
     }
 
     loadCookies() {
 	const decodedCookie = decodeURIComponent(document.cookie);
 	this.cookieData ??= {};
 	this.cookieData.levels ??= {};
 
+	var prevLevelIsFinished = true;
 	for (let i = 0; i < this.levelUrls.length; i++) {
 	    const levelUrl = this.levelUrls[i];
 	    const cookieName = "MissingLink_"+levelUrl;
-	    this.cookieData.levels[levelUrl] = this.loadCookie(decodedCookie, cookieName);
+	    const levelData = this.loadCookie(decodedCookie, cookieName);
+	    this.cookieData.levels[levelUrl] = levelData;
+	    if (prevLevelIsFinished) {
+		levelData.locked = false;
+	    }
+	    prevLevelIsFinished = levelData.progress.finished;
 	}
 	this.setCookieDefaults();
     }
@@ -201,6 +205,7 @@ class LevelPicker {
 			    if (index < (this.levelUrls.length - 1)) {
 				const nextUrl = this.levelUrls[index + 1];
 				this.cookieData.levels[nextUrl].locked = false;
+				this.saveLevelCookie(nextUrl);
 				this.updateProgressBars();
 			    }
 			    this.saveLevelCookie(url);

javascript/level_urls.js

@@ -6,6 +6,8 @@ const LEVEL_URLS = [
     "levels/semifinal_lvl.json",
     "levels/am_finaldance.json",
     "levels/agnes_car.json",
+    //"levels/xmastree.json",
+    //"levels/bunny.json",
     //"levels/dog.json",
     //"levels/fox.json",
     //"levels/penguin.json",