Added dropdown prompt menu

mods/PRNGworldgenlib.js

@@ -17,25 +17,33 @@ let oreChances = {
 
 let promptMenus = {};
 let keys = ["OK", "Cancel", "Confirm", "Input", "Choices", "Dirs", "Dropdown"];
-
+Object.defineProperty(String.prototype, 'capitalize', {
+  value: function() {
+    return this.charAt(0).toUpperCase() + this.slice(1);
+  },
+  enumerable: false
+});
 runAfterLoad(()=>{
 	let dropDown = document.createElement("select");
 	dropDown.id = "promptDropdown";
 	dropDown.style.position = "absolute";
-	dropDown.style.top = "50%";
+	dropDown.style.top = "15%";
-	dropDown.style.left = "50%";
+	dropDown.style.left = "42.5%";
+	dropDown.style.width = "15%";
 	dropDown.title = "prompt";
 	dropDown.style.display = "none";
-	document.getElementById("promptParent").appendChild(dropDown);
+	document.getElementById("promptMenu").appendChild(dropDown);
 	
 	for(let key of keys){
 		promptMenus[key] = document.getElementById(`prompt${key}`);
 		promptMenus[key].style.display = "none";
 	}
 	
-	function prompt
+	//function prompt
 	
-	function showPromptScreen() {
+	
+});
+function showPromptScreen() {
 	if (!promptState) return;
 	closeMenu("prompt");
 	paused = true;
@@ -55,7 +63,8 @@ runAfterLoad(()=>{
 	let promptInput = document.getElementById("promptInput");
 	let promptChoices = document.getElementById("promptChoices");
 	let promptDirs = document.getElementById("promptDirs");
-		for(let key of promptMenus){
+	let dropDown = document.getElementById("promptDropdown");
+	for(let key in promptMenus){
 		promptMenus[key].style.display = "none";
 	}
 	promptConfirm.classList.remove("danger");
@@ -86,6 +95,26 @@ runAfterLoad(()=>{
 		}
 		promptChoices.style.display = "block";
 	}
+	else if (promptState.type == "dropdown" && promptState.choices != undefined) {
+		dropDown.innerHTML = "";
+		//promptParent.appendChild(promptDropdown);
+		
+		for(let choice of promptState.choices){
+			dropDown.innerHTML += `<option value="${choice}">${choice.capitalize()}</option>`;
+		}
+		let span = document.createElement("span");
+		span.className = "promptOK";
+		span.textContent = "Select";
+		span.onclick = ()=>{
+			let c = dropDown.value;
+			console.log(c);
+			handlePrompt(c);
+			document.getElementById("promptMenu").removeChild(span);
+		};
+		document.getElementById("promptMenu").appendChild(span);
+		dropDown.style.display = "block";
+		
+	}
 	else if (promptState.type === "dir") {
 		promptDirs.style.display = "block";
 	}
@@ -95,8 +124,23 @@ runAfterLoad(()=>{
 		document.getElementById("promptInput").focus();
 		document.getElementById("promptInput").select();
 	}
+}
+
+function promptDropdown(title, choices, handler){
+	let pause = false;
+	if (promptState) { pause = promptState.wasPaused }
+	else if (paused) { pause = true }
+	promptState = {
+		type: "dropdown",
+		text: "",
+		choices: choices,
+		handler: handler,
+		title: title || "Choose",
+		wasPaused: pause
 	}
-});
+	showPromptScreen();
+}
+
 function makeCurve(pos, w, dir, div = 200){
     let prevX = pos[0], prevY = pos[1];
     let res = [];
@@ -408,16 +452,15 @@ elements.SeedGenerate = {
         let arr = [];
         let txt = shiftDown;
         Object.keys(biomes).forEach(function(b){arr.push(b);});
-		txt = (arr.length >= 7) ? true : txt;
         promptInput("Leave blank to generate new seed or C to keep current seed. Your current seed is: " + seed, function(i){
             seed = (i != null && i.toLowerCase() == "c") ? seed : parseFloat(i) || Math.random()*(2**32);
             seed = seed % (2**32);
             if(!txt){
-                promptChoose("", arr, (choice)=>{
+                promptDropdown( "Select a biome to generate: ", arr, (choice)=>{
                     biomes[choice].generate(seed);
                     promptText("World generation complete.");
                     selectElement('dirt');
-                }, "Select a biome to generate: ");
+                });
             } else {
                 let str = "";
                 for(let key in biomes){
@@ -443,7 +486,6 @@ elements.RandomGen = {
 		let arr = [];
 		let txt = shiftDown;
 		Object.keys(biomes).forEach(function(b){arr.push(b);});
-		txt = (arr.length >= 7) ? true : txt;
 		seed = Math.random()*(2**32);
 		//seed %= 2**32;
 		if(txt){
@@ -465,10 +507,11 @@ elements.RandomGen = {
 			}, "Enter Biome Name: ");
 			
 		} else {
-			promptChoose("", arr, (choice)=>{
+			promptDropdown( "Select a biome to generate: ", arr, (choice)=>{
                 biomes[choice].generate(seed);
-				selectElement("dirt");
+                promptText("World generation complete.");
-			}, "Biome Selection");
+                selectElement('dirt');
+            });
 		}
 	},
 }