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Utils = {
// XXX We should remove these two methods
goBoardId(_id) {
const board = Boards.findOne(_id);
return board && FlowRouter.go('board', {
id: board._id,
slug: board.slug,
});
},
goCardId(_id) {
const card = Cards.findOne(_id);
const board = Boards.findOne(card.boardId);
return board && FlowRouter.go('card', {
cardId: card._id,
boardId: board._id,
slug: board.slug,
});
},
capitalize(string) {
return string.charAt(0).toUpperCase() + string.slice(1);
},
windowResizeDep: new Tracker.Dependency(),
// in fact, what we really care is screen size
// large mobile device like iPad or android Pad has a big screen, it should also behave like a desktop
// in a small window (even on desktop), Wekan run in compact mode.
// we can easily debug with a small window of desktop browser. :-)
isMiniScreen() {
this.windowResizeDep.depend();
return $(window).width() <= 800;
},
calculateIndexData(prevData, nextData, nItems = 1) {
let base, increment;
// If we drop the card to an empty column
if (!prevData && !nextData) {
base = 0;
increment = 1;
// If we drop the card in the first position
} else if (!prevData) {
base = nextData.sort - 1;
increment = -1;
// If we drop the card in the last position
} else if (!nextData) {
base = prevData.sort + 1;
increment = 1;
}
// In the general case take the average of the previous and next element
// sort indexes.
else {
const prevSortIndex = prevData.sort;
const nextSortIndex = nextData.sort;
increment = (nextSortIndex - prevSortIndex) / (nItems + 1);
base = prevSortIndex + increment;
}
// XXX Return a generator that yield values instead of a base with a
// increment number.
return {
base,
increment,
};
},
// Determine the new sort index
calculateIndex(prevCardDomElement, nextCardDomElement, nCards = 1) {
let base, increment;
// If we drop the card to an empty column
if (!prevCardDomElement && !nextCardDomElement) {
base = 0;
increment = 1;
// If we drop the card in the first position
} else if (!prevCardDomElement) {
base = Blaze.getData(nextCardDomElement).sort - 1;
increment = -1;
// If we drop the card in the last position
} else if (!nextCardDomElement) {
base = Blaze.getData(prevCardDomElement).sort + 1;
increment = 1;
}
// In the general case take the average of the previous and next element
// sort indexes.
else {
const prevSortIndex = Blaze.getData(prevCardDomElement).sort;
const nextSortIndex = Blaze.getData(nextCardDomElement).sort;
increment = (nextSortIndex - prevSortIndex) / (nCards + 1);
base = prevSortIndex + increment;
}
// XXX Return a generator that yield values instead of a base with a
// increment number.
return {
base,
increment,
};
},
};
// A simple tracker dependency that we invalidate every time the window is
// resized. This is used to reactively re-calculate the popup position in case
// of a window resize. This is the equivalent of a "Signal" in some other
// programming environments (eg, elm).
$(window).on('resize', () => Utils.windowResizeDep.changed());
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