// ************ Big Feature related ************

function respecBuyables(layer) {
	if (!layers[layer].buyables) return
	if (!layers[layer].buyables.respec) return
	if (!player[layer].noRespecConfirm && !confirm(tmp[layer].buyables.respecMessage || "Are you sure you want to respec? This will force you to do a \"" + (tmp[layer].name ? tmp[layer].name : layer) + "\" reset as well!")) return
	run(layers[layer].buyables.respec, layers[layer].buyables)
	updateBuyableTemp(layer)
	document.activeElement.blur()
}

function canAffordUpgrade(layer, id) {
	let upg = tmp[layer].upgrades[id];
	if (tmp[layer].deactivated) {
		return false;
	}
	if (tmp[layer].upgrades[id].canAfford !== undefined) {
		return tmp[layer].upgrades[id].canAfford;
	}
	let cost = tmp[layer].upgrades[id].cost;
	return canAffordPurchase(layer, upg, cost);
}

function canBuyBuyable(layer, id) {
	let b = temp[layer].buyables[id]
	return (b.unlocked && run(b.canAfford, b) && player[layer].buyables[id].lt(b.purchaseLimit) && !tmp[layer].deactivated)
}

function canAffordPurchase(layer, thing, cost) {

	if (thing.currencyInternalName) {
		let name = thing.currencyInternalName;
		if (thing.currencyLocation) {
			return !(thing.currencyLocation[name].lt(cost));
		} else if (thing.currencyLayer) {
			let lr = thing.currencyLayer;
			return !(player[lr][name].lt(cost));
		} else {
			return !(player[name].lt(cost));
		}
	} else {
		return !(player[layer].points.lt(cost));
	}
}

function buyUpgrade(layer, id) {
	buyUpg(layer, id);
}

function buyUpg(layer, id) {
	if (!tmp[layer].upgrades || !tmp[layer].upgrades[id]) {
		return;
	}
	let upg = tmp[layer].upgrades[id];
	if (!player[layer].unlocked) {
		return;
	}
	if (!tmp[layer].upgrades[id].unlocked) {
		return;
	}
	if (player[layer].upgrades.includes(id)) {
		return;
	}
	if (upg.canAfford === false) {
		return;
	}
	let pay = layers[layer].upgrades[id].pay;
	if (pay !== undefined) {
		run(pay, layers[layer].upgrades[id]);
	} else {
		let cost = tmp[layer].upgrades[id].cost;

		if (upg.currencyInternalName) {
			let name = upg.currencyInternalName;
			if (upg.currencyLocation) {
				if (upg.currencyLocation[name].lt(cost)) {
					return;
				}
				upg.currencyLocation[name] = upg.currencyLocation[name].sub(cost);
			} else if (upg.currencyLayer) {
				let lr = upg.currencyLayer;
				if (player[lr][name].lt(cost)) {
					return;
				}
				player[lr][name] = player[lr][name].sub(cost);
			} else {
				if (player[name].lt(cost)) {
					return;
				}
				player[name] = player[name].sub(cost);
			}
		} else {
			if (player[layer].points.lt(cost)) {
				return;
			}
			player[layer].points = player[layer].points.sub(cost);
		}
	}
	player[layer].upgrades.push(id);
	if (upg.onPurchase !== undefined) {
		run(upg.onPurchase, upg);
	}
}

function buyMaxBuyable(layer, id) {
	if (!player[layer].unlocked) {
		return;
	}
	if (!tmp[layer].buyables[id].unlocked) {
		return;
	}
	if (!tmp[layer].buyables[id].canBuy) {
		return;
	}
	if (!layers[layer].buyables[id].buyMax) {
		return;
	}

	run(layers[layer].buyables[id].buyMax, layers[layer].buyables[id]);
	updateBuyableTemp(layer);
}

function buyBuyable(layer, id) {
	if (!player[layer].unlocked) {
		return;
	}
	if (!tmp[layer].buyables[id].unlocked) {
		return;
	}
	if (!tmp[layer].buyables[id].canBuy) {
		return;
	}

	run(layers[layer].buyables[id].buy, layers[layer].buyables[id]);
	updateBuyableTemp(layer);
}

function clickClickable(layer, id) {
	if (!player[layer].unlocked || tmp[layer].deactivated) {
		return;
	}
	if (tmp[layer].clickables[id].unlocked === false) {
		return;
	}
	if (tmp[layer].clickables[id].canClick === false) {
		return;
	}

	run(layers[layer].clickables[id].onClick, layers[layer].clickables[id]);
	updateClickableTemp(layer);
}

function clickGrid(layer, id) {
	if (!player[layer].unlocked  || tmp[layer].deactivated) return
	if (!run(layers[layer].grid.getUnlocked, layers[layer].grid, id)) return
	if (!gridRun(layer, 'getCanClick', player[layer].grid[id], id)) return

	gridRun(layer, 'onClick', player[layer].grid[id], id)
}

// Function to determine if the player is in a challenge
function inChallenge(layer, id) {
	let challenge = player[layer].activeChallenge;
	if (!challenge) {
		return false;
	}
	id = toNumber(id);
	if (challenge === id) {
		return true;
	}

	if (layers[layer].challenges[challenge].countsAs) {
		return tmp[layer].challenges[challenge].countsAs.includes(id);
	}
}

// ************ Misc ************

const onTreeTab = true;

function showTab(name) {
	if (LAYERS.includes(name) && !layerunlocked(name)) {
		return;
	}
	if (player.tab !== name) {
		clearParticles(function(p) { return p.layer === player.tab });
	}
	if (player.tab === name && isPlainObject(tmp[name].tabFormat)) {
		player.subtabs[name].mainTabs = Object.keys(layers[name].tabFormat)[0];
	}
	var toTreeTab = name == "none"
	player.tab = name
	if (player.navTab == "none" && (tmp[name].row !== "side") && (tmp[name].row !== "otherside")) player.lastSafeTab = name
	delete player.notify[name]
	updateTabFormats()
	needCanvasUpdate = true
	document.activeElement.blur()

}

function showNavTab(name) {
	if (LAYERS.includes(name) && !layerunlocked(name)) {
		return;
	}
	if (player.navTab !== name) {
		clearParticles(function(p) { return p.layer === player.navTab });
	}

	var toTreeTab = name == "tree"
	player.navTab = name
	player.notify[name] = false
	updateTabFormats()
	needCanvasUpdate = true
}


function goBack() {
	if (player.navTab !== "none") {
		showTab("none");
	} else {
		showTab(player.lastSafeTab);
	}
}

function layOver(obj1, obj2) {
	for (let x in obj2) {
		if (obj2[x] instanceof Decimal) {
			obj1[x] = new Decimal(obj2[x]);
		} else if (obj2[x] instanceof Object) {
			layOver(obj1[x], obj2[x]);
		} else {
			obj1[x] = obj2[x];
		}
	}
}

function prestigeNotify(layer) {
	if (layers[layer].prestigeNotify) return layers[layer].prestigeNotify()

	if (isPlainObject(tmp[layer].tabFormat)) {
		for (subtab in tmp[layer].tabFormat){
			if (subtabResetNotify(layer, 'mainTabs', subtab))
				return true
		}
	}
	for (family in tmp[layer].microtabs) {
		for (subtab in tmp[layer].microtabs[family]){
			if (subtabResetNotify(layer, family, subtab))
				return true
		}
	}
	if (tmp[layer].autoPrestige || tmp[layer].passiveGeneration) return false
	else if (tmp[layer].type == "static") return tmp[layer].canReset
	else if (tmp[layer].type == "normal") return (tmp[layer].canReset && (tmp[layer].resetGain.gte(player[layer].points.div(10))))
	else return false
}

function notifyLayer(name) {
	if (player.tab === name || !layerunlocked(name)) {
		return;
	}
	player.notify[name] = 1;
}

function subtabShouldNotify(layer, family, id) {
	let subtab;
	if (family === "mainTabs") {
		subtab = tmp[layer].tabFormat[id];
	} else {
		subtab = tmp[layer].microtabs[family][id];
	}

	if (subtab.embedLayer) {
		return tmp[subtab.embedLayer].notify;
	} else {
		return subtab.shouldNotify;
	}
}

function subtabResetNotify(layer, family, id) {
	let subtab = {}
	if (family == "mainTabs") subtab = tmp[layer].tabFormat[id]
	else subtab = tmp[layer].microtabs[family][id]
	if (subtab.embedLayer) return tmp[subtab.embedLayer].prestigeNotify
	else return subtab.prestigeNotify
}

function nodeShown(layer) {
	return layerShown(layer);

}

// noinspection SpellCheckingInspection
function layerunlocked(layer) {
	if (tmp[layer] && tmp[layer].type === "none") {
		return (player[layer].unlocked);
	}
	return LAYERS.includes(layer) && (player[layer].unlocked || (tmp[layer].canReset && tmp[layer].layerShown));
}

function keepGoing() {
	player.keepGoing = true;
	needCanvasUpdate = true;
	goBack()
}

function toNumber(x) {
	if (x.mag !== undefined) {
		return x.toNumber();
	}
	if (x + 0 !== x) {
		return parseFloat(x);
	}
	return x;
}

function updateMilestones(layer) {
	for (let id in layers[layer].milestones) {
		if (!(hasMilestone(layer, id)) && layers[layer].milestones[id].done()) {
			player[layer].milestones.push(id);
			if (isFunction(layers[layer].milestones[id].onComplete)) {
				layers[layer].milestones[id].onComplete();
			}
			if (tmp[layer].milestonePopups || tmp[layer].milestonePopups === undefined) {
				doPopup("milestone", tmp[layer].milestones[id].requirementDescription, "Milestone Gotten!", 3, tmp[layer].color);
			}
			player[layer].lastMilestone = id;
		}
	}
}

function updateAchievements(layer) {
	for (let id in layers[layer].achievements) {
		if (isPlainObject(layers[layer].achievements[id]) && !(hasAchievement(layer, id)) && layers[layer].achievements[id].done()) {
			player[layer].achievements.push(id);
			if (layers[layer].achievements[id].onComplete) {
				layers[layer].achievements[id].onComplete();
			}
			if (tmp[layer].achievementPopups || tmp[layer].achievementPopups === undefined) {
				doPopup("achievement", tmp[layer].achievements[id].name, "Achievement Gotten!", 3, tmp[layer].color);
			}
		}
	}
}

function addTime(diff, layer) {
	let data = player;
	let time = data.timePlayed;
	if (layer) {
		data = data[layer];
		time = data.time;
	}

	//I am not that good to perfectly fix that leak. ~ DB Aarex
	if (time + 0 !== time) {
		console.log("Memory leak detected. Trying to fix...");
		time = toNumber(time);
		if (isNaN(time) || time === 0) {
			console.log("Couldn't fix! Resetting...");
			time = layer ? player.timePlayed : 0;
			if (!layer) {
				player.timePlayedReset = true;
			}
		}
	}
	time += toNumber(diff);

	if (layer) {
		data.time = time;
	} else {
		data.timePlayed = time;
		// TODO what's the leak mentioned above? Do I need to worry about it?
		player.chapterTime[player.chapter] += toNumber(diff);
	}
}

shiftDown = false
ctrlDown = false

document.onkeydown = function (e) {
	if (player === undefined) return;
	if (gameEnded && !player.keepGoing) return;
	shiftDown = e.shiftKey
	ctrlDown = e.ctrlKey
	let key = e.key
	if (ctrlDown) key = "ctrl+" + key
	if (onFocused) return
	if (ctrlDown && hotkeys[key]) e.preventDefault()
	if (hotkeys[key]) {
		let k = hotkeys[key]
		if (player[k.layer].unlocked && tmp[k.layer].hotkeys[k.id].unlocked)
			k.onPress()
	}
};

onFocused = false;

document.onkeyup = function (e) {
	shiftDown = e.shiftKey
	ctrlDown = e.ctrlKey
}

var onFocused = false
function focused(x) {
	onFocused = x;
}


function isFunction(obj) {
	return !!(obj && obj.constructor && obj.call && obj.apply);
}

function isPlainObject(obj) {
	return (!!obj) && (obj.constructor === Object);
}

document.title = modInfo.name;

// Converts a string value to whatever it's supposed to be
function toValue(value, oldValue) {
	if (oldValue instanceof Decimal) {
		value = new Decimal (value)
		if (value.eq(decimalNaN)) return decimalZero
		return value
	}
	if (!isNaN(oldValue)) 
		return parseFloat(value) || 0
	return value
}

// Variables that must be defined to display popups
const activePopups = [];
let popupID = 0;

// Function to show popups
function doPopup(type = "none", text = "This is a test popup.", title = "", timer = 3, color = "") {
	let popupTitle, popupType;
	switch (type) {
	case "achievement":
		popupTitle = "Achievement Unlocked!";
		popupType = "achievement-popup";
		break;
	case "challenge":
		popupTitle = "Challenge Complete";
		popupType = "challenge-popup";
		break;
	default:
		popupTitle = "Something Happened?";
		popupType = "default-popup";
		break;
	}
	if (title !== "") {
		popupTitle = title;
	}
	activePopups.push({
		"time": timer,
		"type": popupType,
		"title": popupTitle,
		"message": (text + "\n"),
		"id": popupID,
		"color": color
	});
	popupID++;
}


//Function to reduce time on active popups
function adjustPopupTime(diff) {
	for (let popup in activePopups) {
		activePopups[popup].time -= diff;
		if (activePopups[popup]["time"] < 0) {
			activePopups.splice(popup, 1); // Remove popup when time hits 0
		}
	}
}

function run(func, target, args = null) {
	if (isFunction(func)) {
		let bound = func.bind(target);
		return bound(args);
	} else {
		return func;
	}
}

function gridRun(layer, func, data, id) {
	if (isFunction(layers[layer].grid[func])) {
		let bound = layers[layer].grid[func].bind(layers[layer].grid)
		return bound(data, id)
	} else {
		return layers[layer].grid[func];
	}
}