cardGame/cardGen.js

// Need to require DB again. Apparently this is ok, as it'll
// still only have one require cross project (?)
const database = require('./database');
const util = require('util')


// Get the decks requested
function getDecks(deckIds = false){
	// Await promise, once it's done get the data, if errors send err
	const dPromise = new Promise((resolve, reject) => {

		database.dbGetDecks(deckIds).then(data => {

			let decks = [];

			data.forEach((deck) => {
				//let itemId = item.length;
				//item.push(itemId); // Add the next available item
				// Add the deck info to deckItem
				// deckItem[itemId] = {};
				decks.push({
					'deckId': deck.deckId,
					'playerId': deck.playerId,
					'deckName': deck.deckName,
				});
			});

			// Resolve the decks pulled
			resolve(decks);

			//console.log(item);
			//console.log(deckItem);
			//console.log(decks);
		})
		.catch(err => { throw err; })

	});
	return dPromise;
}
//getDecks();
function getDeckList(deckIds = false){
	const dPromise = new Promise((resolve, reject) => {

		database.dbGetDeckList(deckIds).then(data => {

			let deckList = [];

			data.forEach((listItem) => {
				// Add the deck info to deckItem
				deckList.push({
					'deckId': listItem.deckId,
					'playerId': listItem.playerId,
					'cardId': listItem.cardId,
					'cardCount': listItem.cardCount,
				});
				resolve(deckList);
			});
		})
		.catch(err => { throw err; })
	});
	return dPromise;
}
function getCards(cardIds = false){
	const dPromise = new Promise((resolve, reject) => {

		database.dbGetCards(cardIds).then(data => {

			let cards = [];

			data.forEach((card) => {
				cards.push({
					'id': card.id,
					'cardName': card.cardName,
					'cardCost': card.cardCost,
					'cardType': card.cardType,
					'cardAttack': card.cardAttack,
					'cardRarity': card.cardRarity,
					'cardClass': [],
					'cardColourRequirement': [],
				});
			});
			resolve(cards);
		})
		.catch(err => { throw err; })

	});
	return dPromise;
}
function getCardClasses(cardIds = false){
	const dPromise = new Promise((resolve, reject) => {
		database.dbGetCardClasses(cardIds).then(data => {
			
			let cardClasses = [];

			data.forEach((cardClass) => {

				cardClasses.push({
					'cardId': cardClass.cardId,
					'classId': cardClass.classId,
				});

			});
			resolve(cardClasses);
		})
		.catch(err => { throw err; })
	});
	return dPromise;
}
function getCardColourRequirement(cardIds = false){
	const dPromise = new Promise((resolve, reject) => {
		database.dbGetCardColourRequirement(cardIds).then(data => {

			let colourRequirements = [];

			data.forEach((cardColourReq) => {

				colourRequirements.push({
					'cardId': cardColourReq.cardId,
					'colourId': cardColourReq.colourId,
					'cost': cardColourReq.cost,
				});

			});
			resolve(colourRequirements);

		})
		.catch(err => { throw err; })
	});
	return dPromise;
}
function getCardManaColour(cardIds = false){
	const cPromise = new Promise((resolve, reject) => {
		database.dbGetCardManaColour(cardIds).then(data => {

			let manaColours = [];

			data.forEach((cardManaColour) => {

				manaColours.push({
					'cardId': cardManaColour.cardId,
					'colourId': cardManaColour.colourId,
				});

			});
			resolve(manaColours);

		})
		.catch(err => { throw err; })
	});
	return cPromise;
}
// Build card effects
// TODO: Accept card Ids (array)
function buildCardEffects(effects, effectSteps, effectTriggers){
	const cPromise = new Promise((resolve, reject) => {

		let cardEffects = {};
		let effectData	= {};

		effects.forEach((effect) => {
			// If card doesn't currently have an effect
			if(cardEffects[effect.cardId] === undefined){
				cardEffects[effect.cardId] = [];
			}
			// Add the effectId to the temp cardId
			cardEffects[effect.cardId].push(effect.effectId);

			// Now actually start the effect
			effectData[effect.effectId]={};

			// Add the description to new effect
			effectData[effect.effectId]['description'] = effect.description;
			effectData[effect.effectId]['step'] = {};
			effectData[effect.effectId]['trigger'] = {};
		});
		//console.log(cardEffects);
		//console.log(effectData);

		effectSteps.forEach((step) => {
			// If step doesn't exist, add step (id of DB item)
			if(effectData[step.effectId]['step'][step.stepId] === undefined){
				effectData[step.effectId]['step'][step.stepId] = {};

				// Add the step effect details
				effectData[step.effectId]['step'][step.stepId] = {
					// Order steps occur in, two same = 'simultaneous'
					'stepOrder': step.stepOrder,
					// The hardcoded effect that will occur at step
					'basicEffectId': step.basicEffectId,
					// How much/many the effect will do/trigger
					'amount': step.amount,
					'target': [],
				};
			}

			// At this point there should be data in effectStep
			// Add a new 'target' (each step can have many)
			effectData[step.effectId]['step'][step.stepId]['target']
			.push({
				'colourId': step.colourId,
				'typeId': step.typeId,
				'classId': step.classId,
				'passiveId': step.passiveId,
				'itemFromStep': step.itemFromStep,
			});

		});
		//console.log(util.inspect(effectData, true, 4, true))

		effectTriggers.forEach((trigger) => {
			// If trigger doesn't exist, add trigger (id of DB item)
			if(effectData[trigger.effectId]['trigger'][trigger.triggerId] === undefined){
				effectData[trigger.effectId]['trigger'][trigger.triggerId] = {};

				// Add the trigger effect details
				effectData[trigger.effectId]['trigger'][trigger.triggerId] = {
					'triggerTypeId': trigger.triggerTypeId,
					'amount': trigger.amount,
					'target': [],
				};
			}

			// Add a new 'target' (each trigger can have many)
			effectData[trigger.effectId]['trigger'][trigger.triggerId]['target']
			.push({
				'colourId': trigger.colourId,
				'typeId': trigger.typeId,
				'classId': trigger.classId,
				'passiveId': trigger.passiveId,
			});
		});
		//console.log(util.inspect(effectData, true, 5, true))

		resolve([cardEffects, effectData]);

	});
	return cPromise;
}


function getCardPassive(){
	const cPromise = new Promise((resolve, reject) => {
		database.dbGetPassive().then(data => {

			let passives = [];

			data.forEach((passive) => {

				passives.push({
					'cardId': passive.cardId,
					'passiveId': passive.passiveId,
				});

			});
			console.log(passives);
			resolve(passives);

		})
		.catch(err => { throw err; })
	});
	return cPromise;
}


// https://www.geeksforgeeks.org/how-to-wait-for-multiple-promises-in-javascript/
// https://medium.com/@nikolozz/using-socket-io-with-async-await-13fa8c2dc9d9
function requestDeck(itemData = null){
	return new Promise((resolve, reject) => {
	(async () => {

	// Get the deck(s) requested.
	// Not 100% on how to do two differening atm
	// Besides all of playerId, and all of deckId. But 1,2/2,3 for instance
	
	// Build array of decks to get
	let deckIds = [];
	for(let i = 0; i < itemData.players.length; i++){
		let deckStuff = itemData.players[i][1].deck;
		deckIds.push([deckStuff.playerId, deckStuff.deckId]);
		// So should be array of [playerId, deckId] which is primary key in DB
	}

	// Get said decks, and their deckLists
	const [decks, deckList] =
		await Promise.all([
			getDecks(deckIds),
			getDeckList(deckIds)
		]);

	/*
	console.log('--- decks ---');
	console.log(decks);
	console.log('= deckLists =')
	console.log(deckList);
	console.log('------');
	*/

	// Now loop the deckList for the cardIds
	let deckCardIds = [];
	deckList.forEach((deckItem) => {
		deckCardIds.push(deckItem.cardId);
	});

	// Next, get the cards in the deck by their ID
	// TODO: https://stackoverflow.com/a/65510676

	// Get each cards data, colourReqs, and classes
	const [cards, cardClasses, cardColourRequirements, cardManaColours, cardPassives] =
		await Promise.all([
			getCards(deckCardIds),
			getCardClasses(deckCardIds),
			getCardColourRequirement(deckCardIds),
			getCardManaColour(deckCardIds),
			getCardPassive(deckCardIds),
		]);

	// Return all effect data from DB
	const [effects] =
		await Promise.all([
			database.dbGetEffect(deckCardIds), // Get effects
		]);

	// Loop the effects for their effectIds to then get the steps/triggers from DB
	let effectIds = [];
	await effects.forEach((effect) => {
		effectIds.push(effect.effectId);
	});

	// Then pass the effectIds to get their steps/triggers
	const [effectSteps, effectTriggers] =
		await Promise.all([
			database.dbGetEffectStep(effectIds),
			database.dbGetEffectTrigger(effectIds),
		]);

	/*
	console.log('--- Effects ---');
	console.log(effects);
	*/

	// Build Effects
	const [cardEffects] =
		await Promise.all([
			buildCardEffects(effects, effectSteps, effectTriggers),
		]);
	// cardEffects[0][cardId] == [array of effect IDs]
	// cardEffects[1][effectId] == {object of the effect data} 
	//console.log(cardEffects);

	// Build the cardData (maybe do all the components here too)
	const [builtCards] =
		await Promise.all([
			buildCards(cards, cardClasses, cardColourRequirements, cardManaColours, cardEffects, cardPassives),
		]);

	//console.log(builtCards);
	// TODO: addEffectsToCards
	// TODO: Finally do the effects for each card. This will be the complicater
	// since it's not 100% thought out yet... (

	// Add the cards (x of how many cardObjects with cardId are in count in decklist)
	// to a deck array to pass through. Or decks array with deckId specified?
	//console.log(deckList);
	// These are the four basic fellas for this
	// from public/board.js where current game testing/logic is applied
	// So creating as a test for a 'room' to see if it's simple enough to
	// send and play with
	// BUILD THE DATA TO SEND TO CLIENTS! (Kinda)

	// To continue from previous item/itemCount from other funcs, something like this
	let item = [];
	let itemCount = 0;
	let player = {};
	let players = [];
	
	// Jank check to allow current client call, and new roomMod.roomGeneration call to
	// both work (will replace client call with roomGeneration when closer)
	if(itemData !== null){
		if(itemData['item'] !== undefined){
			item = itemData['item'];
		}
		if(itemData['itemCount'] !== undefined){
			itemCount = itemData['itemCount'];
		}
		if(itemData['player'] !== undefined){
			player = itemData['player'];
		}
		if(itemData['players'] !== undefined){
			players = itemData['players'];
		}
	}else{
		itemData = {};
	}

	// TODO: Deck data/deckIn should be in deckGen, other stuff probably in a cardGen
	// function
	let deckData = {}; // New but may be useful
	let deckIn = {}; // Which deck the item is in? Kinda the player/boardelement thing?
	let cardData = {};
	let boardElement = {};
		// New(in here)
	let cardStatus = {}; // Tapped, etc
	// player
	let listPosition = {};
	let cardFace = {};
	// REALLY NEW
	let cardColours = {}; // Array of req.
	let cardAttack = {}; // Base, Current
	let cardSprite = {}; // Maybe from DB?
	let cardManaColour = {}; // The card colour value when played in mana zone
	let cardEffect = {};
	// Passive
	let flight = {};
	let reach = {};
	
	// TODO: Set the player. For now will do this in front-end as testing currently

	let forPlayer = 0; // TODO: Change to actually have each player select a deck
	// Loop and create the deck first


	// DECKS TODO: REDO FOR itemData.component instead of existing itemData
	decks.forEach((deck) => {

		item.push(itemCount); // Add new item to add stuff for
		itemData.component.deck[itemCount] = {'deckId':deck.deckId, 'playerId':deck.playerId, 'deckName':deck.deckName, 'deckSize': 0}; // Probably remove maxlength or change how I've just done it?
		player[itemCount] = forPlayer; // TODO: Actually set to the correct player somehow



		deckData[itemCount] = {'deckId':deck.deckId, 'playerId':deck.playerId, 'deckName':deck.deckName, 'maxLength': 0}; // Max length for listPositioning later in cardBuild

			itemData.component.cardCount.deck[forPlayer] = 0;

		boardElement[itemCount] = 'realDeck';
		cardFace[itemCount] = 0; // Face down for deck


		itemCount++; // Needed/good
		forPlayer++; // Jank/bad
	})


	// CARDS IN DECKS
	// TODO: REDO FOR itemData.component instead of existing itemData

	// Loop each item in the deckList
	// Loop inside it X times where X is cardCount
	// Add the builtCard with same cardId as deckList item X times
	// and load that deck for them. This just sets first deck to player0 to players.length
	deckList.forEach((deckListItem) => {

		let deckItem = null;
		// Loop each deck, if the deck/playerIds match, add association
		for(key in deckData){
		//Object.keys(deckData).forEach(function(key) { // Less efficient than for
			// Needs to check deck AND player id, as that's the primary key (together)

			// TODO: change deckData[key] to itemData.component.deck[key] allover then remove deckData
			if(deckData[key].deckId == deckListItem.deckId && deckData[key].playerId == deckListItem.playerId){
				deckItem = key; // Key is the `item` key
				// Now add cards to the player that this deck belongs to
				forPlayer = player[key];
			}
			
		};

		// For each new card, loop to the cardCount (how many cards in deck)
		// and add to the deck
		// TODO: Associate player to deck differently (both could be using same deck
		// via some kind of 'try a deck' or 'use friends deck' option)
		for(let i = 0; i < deckListItem.cardCount; i++){
			item.push(itemCount); // Add new item to add stuff for
			// ^ not using item.length incase anything in future gets deleted
			// from item for instance
			cardData[itemCount] = builtCards[deckListItem.cardId]; // builtCards id set to cardId from DB, so adding the builtCard object is based on the deckList's cardId (from DB)

				// The data to be passed (for basic stat/inspect basically)
				// atk, mana, cost, etc. will be their own components that alter game by game

				// TODO: Make this the cardData that's important/will be passed to the clients
				itemData.component.cardData[itemCount] = {
					'id': builtCards[deckListItem.cardId].id,
					'name': builtCards[deckListItem.cardId].name,
					'cost': builtCards[deckListItem.cardId].cost,
					'attack': builtCards[deckListItem.cardId].atk,
					'type': builtCards[deckListItem.cardId].type, // Unit, Spell, Token, etc.
					'passive': builtCards[deckListItem.cardId].passive,
					'class': builtCards[deckListItem.cardId].cardClass,
					'manaColour': builtCards[deckListItem.cardId].cardManaColour,
					'colour': builtCards[deckListItem.cardId].colourRequirements,
					'rarity': builtCards[deckListItem.cardId].rarity,
					'effect': []
				};
				// Effects should just be the description to draw onto the card(s)
				for (const [key, effect] of Object.entries(builtCards[deckListItem.cardId].effect)) {
					itemData.component.cardData[itemCount]['effect'].push(effect.description);
				}
				// TODO: Above cardData should be built correctly first off probably. Then clean-up all the
				// dupe code created for the tidy up
				// For above 'builtCards' should be changed I think
			//

			boardElement[itemCount] = 'deck'; // Add all cards to deck at match start

				// Add the entity into 'inDeck' component
				// also add a listPosition based on current deckLength
				itemData.component.inDeck[itemCount] = true; // Not sure what to store here
				itemData.component.listPosition[itemCount] = itemData.component.cardCount.deck[forPlayer] + 1;

			// Associate the card with the deck
			// TODO: Change deckIn to something more sensical
			deckIn[itemCount] = deckItem;

			// Attempt to set the listPosition of each card in related deck
			// Increase the length of the deck in deckItem
			listPosition[itemCount] = deckData[deckItem].maxLength; // TODO: better
			deckData[deckItem].maxLength++;

			// TODO: everything like below, using the new component.XYZ
				//itemData.component.deck[deckItem].deckSize++;
				itemData.component.cardCount.deck[forPlayer]++;
			//

			// Adding to get everything sorted in one!
			cardStatus[itemCount] = null;
			cardFace[itemCount] = 0; // Face down by default (in deck)
			cardColours[itemCount] = cardData[itemCount].colourRequirements; // TODO;
			cardManaColour[itemCount] = cardData[itemCount].cardManaColour;
			// From cardData set the base attack, and current (same when deckbuild)
			let atk = cardData[itemCount].atk;
			cardAttack[itemCount] = [atk, atk]; // Base, Current
			player[itemCount] = forPlayer; // Jank TODO: actually set to correct player

			// Add the cardEffect(s) to the cardEffect component
			// only if there is an effect, starting to think about
			// not wasting RAM/storage, y'know
			if(cardData[itemCount].effect.length > 0){
				cardEffect[itemCount] = cardData[itemCount].effect;
			}

			// Add each passive
			if(cardData[itemCount].passive.length > 0){
			//console.log(cardData[itemCount].passive);
				for(let i = 0; i < cardData[itemCount].passive.length; i++){

					switch (cardData[itemCount].passive[i]){

						// Flight
						case 1:
							flight[itemCount] = itemCount;
							break;

						// Reach
						case 2:
							reach[itemCount] = itemCount;
							break;

					}

				}
			}
			
				// Set the handSize to 0, will need moving somewhere else
				//itemData.component.deck[deckItem].handSize = 0;
				itemData.component.cardCount.hand[forPlayer] = 0;
			itemCount++; // Increment item to not overwrite
		}

		// Loop adding cards is done, so set the cardCount of deck (so plays know deck length without the cards)
		// for each player
		//itemData.component.cardCount.deck[forPlayer] = deckData[deckItem].maxLength;
		//itemData.component.deck[itemCount].deckSize++;
		// Handsize here too, why not. It's always 0 to start (on generation)
		// When it comes to reconnecting the actual data will be needed
		//itemData.component.cardCount.hand[forPlayer] = 0;

	});

	// ADD all new elements, and updated data into itemData
	itemData.item = item;
		itemData.component.item = item;
	itemData.itemCount = itemCount;
		itemData.component.itemCount = itemCount;

	itemData.player = player;
	itemData.players = players;
	itemData.deckData = deckData;
	itemData.deckIn = deckIn;
	itemData.cardData = cardData;
	itemData.boardElement = boardElement;
	itemData.cardStatus = cardStatus;
	itemData.listPosition = listPosition;
	itemData.cardFace = cardFace;
	itemData.cardColours = cardColours;
	itemData.cardAttack = cardAttack;
	itemData.cardSprite = cardSprite;
	itemData.cardManaColour = cardManaColour;
	itemData.cardEffect = cardEffect;
	itemData.flight = flight;
	itemData.reach = reach;

	// item, itemCount, deckData, cardData, boardElement
	//console.log(cardData);
	
	// Returning everything to be looped in the front-end
	// This won't be looped as it will at final, instead just for deck generation
	// Returned as object over array, as easier to disect when gets to front-end
	let dataReturn = itemData;
	return resolve(dataReturn);
	//return resolve(cardData);

	// Promise stuff testing
	})()
	});

	// TODO: In future the item inc. all the decks, cards, locations, and other attributes
	// will come from here

	// TODO: unrelated, but thought. If lots of players on, generating cards each time
	// will be a big hit, as well as all the DB hits, so may need to load all cardObjects
	// into memory/array when server starts. This then prevents any DB changes to alter
	// things, but outside of testing that won't occur(?), may need to test this at some
	// point to see. For now DB, and generating is ok, as still working on it
}

function buildCards(cards, cardClasses, cardColourRequirements, cardManaColours, cardEffects, cardPassives){

	console.log(cardColourRequirements);
	const dPromise = new Promise((resolve, reject) => {

		builtCards = {};

		//console.log(cards);
		// Loop the cards and build the base
		cards.forEach((card) => {

			let builtCard = {
				id: card.id,
				name: card.cardName,
				colour: [],
				cost: card.cardCost,
				colourRequirements: [],
				cardManaColour: [], // Should probably be an object
				type: card.cardType,
				atk: card.cardAttack,
				rarity: card.cardRarity,
				effect: [],
				cardClass: [],
				passive: [],
			};
			// Give the card an easily accessible Id for compares
			// and to add to the cardItem being built
			builtCards[card.id] = builtCard;

		});
		//console.log(builtCards);

		// Next loop each class, and add to the new builtCard (if cardIds match)
		cardClasses.forEach((cardClass) => {

			// Check the card exists (it should always, but don't want jank)
			if(cardClass.cardId in builtCards){
				// It's the Id for now
				// TODO: Send the text too (from join) but don't use for compares
				//console.log(cardClass.cardId);
				//console.log(cardClass.classId);
				//console.log('---');
				//console.log(builtCards[cardClass.cardId]);

				// Add the class to the class array (cards can have multiple)
				builtCards[cardClass.cardId].cardClass.push(cardClass.classId);

				// TODO: As an array [classId, className] then 
				// card.classes[x][0] can be compared as numeric in code
			}

		});

		// Do the same for cardColourRequirements (if cardIds match)
		cardColourRequirements.forEach((colourReq) => {

			// Check the card exists (it should always, but don't want jank)
			if(colourReq.cardId in builtCards){
				// Add the colours to the class array (cards can have multiple)
				builtCards[colourReq.cardId].colourRequirements.push([colourReq.colourId, colourReq.cost]);

				// TODO: As an array [classId, className] then 
				// card.classes[x][0] can be compared as numeric in code
			}

		});

		// Add card mana colours (colour value when played in mana zone)
		cardManaColours.forEach((manaCol) => {

			// Check the card exists (it should always, but don't want jank)
			if(manaCol.cardId in builtCards){
				// Add the colours to the class array (cards can have multiple)
				builtCards[manaCol.cardId].cardManaColour.push(manaCol.colourId);
			}

		});

		// Add the card effects that have been pre-built
		// Loop the cards (each with an array of effect IDs)
		for (const [key] of Object.entries(cardEffects[0])) {

			// If the cardId is not in builtCards, skip
			// should always be, but eh
			let cardId = cardEffects[0][key];
			if(builtCards[cardId] === undefined){ continue; }

			// Loop the effects in each of the card's effect arrays
			for (const [key, value] of Object.entries(cardEffects[1])) {
				// Add each effect that belongs to the card
				builtCards[cardId].effect.push(value);
			}

		}

		// Add card mana colours (colour value when played in mana zone)
		cardPassives.forEach((passive) => {

			// Check the card exists (it should always, but don't want jank)
			if(passive.cardId in builtCards){
				// Add the colours to the class array (cards can have multiple)
				builtCards[passive.cardId]['passive'].push(passive.passiveId);
			}

		});

		resolve(builtCards);

	});
	return dPromise;
}
// TODO: Add the effects onto the cards passed through
// Takes cards array (of obj), and array of effects (from DB or built, probabaly pre-built?)
function addCardsEffects(){}

module.exports = {
	requestDeck
};