summaryrefslogtreecommitdiffstats
path: root/client/lib/utils.js
blob: 6bdd5822a7f6606f535f7ee51302b6923303631e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
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);
  },

  // 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,
    };
  },
};