using Map for grouped changes

This commit is contained in:
azivner 2017-10-03 00:02:58 -04:00
parent 8f91b8f5d5
commit 29f5a35a1f

View file

@ -9,7 +9,8 @@ $(document).bind('keydown', 'alt+r', function() {
url: baseApiUrl + 'recent-changes/',
type: 'GET',
success: function (result) {
const groupedByDate = {};
const groupedByDate = new Map();
const dayCache = {};
for (const row of result) {
if (row.encryption > 0) {
@ -21,43 +22,44 @@ $(document).bind('keydown', 'alt+r', function() {
}
}
const dateDay = getDateFromTS(row.date_modified);
let dateDay = getDateFromTS(row.date_modified);
dateDay.setHours(0);
dateDay.setMinutes(0);
dateDay.setSeconds(0);
dateDay.setMilliseconds(0);
// FIXME: we can use Map object instead to avoid this hack
const dateDayTS = dateDay.getTime(); // we can't use dateDay as key because complex objects can't be keys
if (!groupedByDate[dateDayTS]) {
groupedByDate[dateDayTS] = [];
// this stupidity is to make sure that we always use the same day object because Map uses only
// reference equality
if (dayCache[dateDay]) {
dateDay = dayCache[dateDay];
}
else {
dayCache[dateDay] = dateDay;
}
groupedByDate[dateDayTS].push(row);
if (!groupedByDate.has(dateDay)) {
groupedByDate.set(dateDay, []);
}
const sortedDates = Object.keys(groupedByDate);
sortedDates.sort();
sortedDates.reverse();
groupedByDate.get(dateDay).push(row);
}
for (const dateDayTS of sortedDates) {
for (const [dateDay, dayChanges] of groupedByDate) {
const changesListEl = $('<ul>');
const formattedDate = formatDate(getDateFromTS(groupedByDate[dateDayTS][0].date_modified));
const dayEl = $('<div>').append($('<b>').html(formatDate(dateDay))).append(changesListEl);
const dayEl = $('<div>').append($('<b>').html(formattedDate)).append(changesListEl);
for (const dayChanges of groupedByDate[dateDayTS]) {
const formattedTime = formatTime(getDateFromTS(dayChanges.date_modified));
for (const change of dayChanges) {
const formattedTime = formatTime(getDateFromTS(change.date_modified));
const noteLink = $("<a>", {
href: 'app#' + dayChanges.note_id,
text: dayChanges.note_title
href: 'app#' + change.note_id,
text: change.note_title
});
const revLink = $("<a>", {
href: "javascript: showNoteHistoryDialog('" + dayChanges.note_id + "', " + dayChanges.id + ");",
href: "javascript: showNoteHistoryDialog('" + change.note_id + "', " + change.id + ");",
text: 'rev'
});