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'use strict';
const TABLE_RPC = ["newDeck", "newCard", "deleteDeck", "deleteCard", "moveCard", "swapCard"]
// Table represents and manages the actual game. It accepts inputs from the server and tries to query the server when the player makes a move.
class Table{
constructor(e, drag, socket) {
this.root = e;
this.drag = drag;
this.drag.transform = this.getTransform.bind(this);
drag.addEventListener("dragstart", (e) => {console.log(e)});
drag.addEventListener("dragstop", this.dragMsg.bind(this));
this.socket = socket;
this.decks = {};
this.cards = {};
}
// GUI related functions
// Make the table element visible
openTable ()
{
let state = this.root.getAttribute("state")
if(state == "close" || state == "closed") {
this.root.setAttribute("state", "closed");
setTimeout(this.root.setAttribute.bind(this.root), 50, "state", "open");
}
}
// Make the table element not visible
closeTable ()
{
let state = this.root.getAttribute("state")
if((state != "close" && state != "closed") && state != "") {
this.root.setAttribute("state", "");
setTimeout(this.root.setAttribute.bind(this.root), 50, "state", "close");
}
}
toggleTable ()
{
let state = this.root.getAttribute("state")
if(state == "close" || state == "closed")
this.openTable();
else if (state == "open")
this.closeTable()
}
// Handle a game closing (expectedly or unexpectedly)
handleClose ()
{
this.reset();
}
// Should reset all internal objects and delete all dangling decks and cards.
reset ()
{
for (let e of this.root.children) {
if(e.tagName !== "DRAG") {
e.remove();
}
}
this.decks = {};
this.cards = {};
this.closeTable();
this.drag.stopDraggingAll();
}
/* Main API for server RPC */
// Create a new deck
// {data object} data from the server
// {data.id any} identifier for deck. Probably int or string.
// {data.options object} options as found in Deck constructor
newDeck(data)
{
let d = new Deck(data.id, data.options);
this.decks[data.id] = d;
this.root.appendChild(d.e);
}
// Create a new card
// {data object} contains data from server
// {data.id} card id
// {data.data} card data for visualization on the table
// {data.deck} the id of the deck to add the card to
newCard(data)
{
let c = new Card(data.id, data.data);
this.cards[data.id] = c;
this.decks[data.deck].appendCard(c);
this.drag.addTarget(c.e);
}
// Delete a deck
// {id any} id of deck to delete
deleteDeck(id)
{
this.decks[id].e.remove();
for(let i in this.decks[id].cards)
{
delete this.cards[this.decks[id].cards[i].id];
this.decks[id].removeCard(i);
}
delete this.deck[id];
}
// Delete a card
// {id any} id of card to delete
deleteCard(id)
{
this.cards[id].getDeck().removeCardByID(id)
this.cards[id].e.remove();
delete this.cards[id];
}
// Move a card from one deck to another
// {data object} data from the server
// {data.card any} ID of the card to move
// {data.deck any} ID of the deck to move the card to
// {data.index number} card index in the new deck
moveCard(data)
{
let c = this.cards[data.card];
this.decks[c.getDeck()].removeCardByID(data.card);
this.decks[data.deck].addCardAt(c, data.index);
c.resetPos();
c.e.className = "";
}
// Swap card data with new data
// {data object} data from the server
// {data.card any} ID of the card to swap
// {data.id any} New ID for the card
// {data.data object} visualization data
swapCard(data)
{
// Can't swap a card into a an id of a pre-existing card.
if (this.cards[data.id] != null) {
return false;
}
this.cards[data.id] = this.cards[data.card];
delete this.cards[data.card];
this.cards[data.id].generateElements(data.data);
}
/* Internal functions */
// Check if a position is within a deck
checkDeck(x, y)
{
for(let d of Object.keys(this.decks))
{
if(this.decks[d].isInside(x, y))
return d;
}
return null;
}
// Function to query the server about a player's move
checkMove(cardID, deckID, index = -1)
{
this.socket.send("move", {card: cardID, deck: deckID, index: index});
}
getTransform(x, y)
{
let rot = 0, scale = 0, dtot = 0;
for(let d in this.decks ) {
let r = parseFloat(this.decks[d].e.style.getPropertyValue("--rot"));
let s = parseFloat(this.decks[d].e.style.getPropertyValue("--scale"));
//
//TODO: Some code to properly weight the importance of scale and rotation
// Hopefully this can be done in one pass
let f = 1/this.decks[d].dist(x, y);
let tot = dtot + f;
rot = rot*(dtot/tot) + r*(f/tot);
scale = scale*(dtot/tot) + s*(f/tot);
dtot += tot;
}
return [rot, scale];
}
// DRAG DEBUGGING
// Generic check function for drag debugging
dragCheck(cap)
{
console.log(cap);
}
// More debugging for the drag class
dragMsg (event)
{
if(event.drag.length < 1)
return;
let c = event.drag[0];
let d = this.checkDeck(event.x, event.y);
if(c.e.card !== null)
{
let id = c.e.card.id;
if(d !== null && !this.decks[d].hasCard(id))
this.checkMove(id, d);
else {
c.ep.appendChild(c.e)
c.e.card.resetPos();
}
}
}
}
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