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visits-reporting.js
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visits-reporting.js
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/**
* Copyright (C) 2018 The Software Heritage developers
* See the AUTHORS file at the top-level directory of this distribution
* License: GNU Affero General Public License version 3, or any later version
* See top-level LICENSE file for more information
*/
import {createVisitsHistogram} from './visits-histogram';
import {updateCalendar} from './visits-calendar';
import './visits-reporting.css';
// will hold all visits
let allVisits;
// will hold filtered visits to display
let filteredVisits;
// will hold currently displayed year
let currentYear;
// function to gather full visits
function filterFullVisits(differentSnapshots) {
let filteredVisits = [];
for (let i = 0; i < allVisits.length; ++i) {
if (allVisits[i].status !== 'full') continue;
if (!differentSnapshots) {
filteredVisits.push(allVisits[i]);
} else if (filteredVisits.length === 0) {
filteredVisits.push(allVisits[i]);
} else {
let lastVisit = filteredVisits[filteredVisits.length - 1];
if (allVisits[i].snapshot !== lastVisit.snapshot) {
filteredVisits.push(allVisits[i]);
}
}
}
return filteredVisits;
}
// function to update the visits list view based on the selected year
function updateVisitsList(year) {
$('#swh-visits-list').children().remove();
let visitsByYear = [];
for (let i = 0; i < filteredVisits.length; ++i) {
if (filteredVisits[i].date.getUTCFullYear() === year) {
visitsByYear.push(filteredVisits[i]);
}
}
let visitsCpt = 0;
let nbVisitsByRow = 4;
let visitsListHtml = '<div class="swh-visits-list-row">';
for (let i = 0; i < visitsByYear.length; ++i) {
if (visitsCpt > 0 && visitsCpt % nbVisitsByRow === 0) {
visitsListHtml += '</div><div class="swh-visits-list-row">';
}
visitsListHtml += '<div class="swh-visits-list-column" style="width: ' + 100 / nbVisitsByRow + '%;">';
visitsListHtml += '<a class="swh-visit-icon swh-visit-' + visitsByYear[i].status + '" title="' + visitsByYear[i].status +
' visit" href="' + visitsByYear[i].url + '">' + visitsByYear[i].formatted_date + '</a>';
visitsListHtml += '</div>';
++visitsCpt;
}
visitsListHtml += '</div>';
$('#swh-visits-list').append($(visitsListHtml));
}
function yearChangedCalendar(year) {
currentYear = year;
updateVisitsList(year);
createVisitsHistogram('.d3-wrapper', filteredVisits, currentYear, yearClickedTimeline);
}
// callback when the user selects a year through the visits histogram
function yearClickedTimeline(year) {
currentYear = year;
updateCalendar(year, filteredVisits, yearChangedCalendar);
updateVisitsList(year);
}
// function to update the visits views (histogram, calendar, list)
function updateDisplayedVisits() {
if (filteredVisits.length === 0) {
return;
}
if (!currentYear) {
currentYear = filteredVisits[filteredVisits.length - 1].date.getUTCFullYear();
}
createVisitsHistogram('.d3-wrapper', filteredVisits, currentYear, yearClickedTimeline);
updateCalendar(currentYear, filteredVisits, yearChangedCalendar);
updateVisitsList(currentYear);
}
// callback when the user only wants to see full visits pointing
// to different snapshots (default)
export function showFullVisitsDifferentSnapshots(event) {
filteredVisits = filterFullVisits(true);
updateDisplayedVisits();
}
// callback when the user only wants to see full visits
export function showFullVisits(event) {
filteredVisits = filterFullVisits(false);
updateDisplayedVisits();
}
// callback when the user wants to see all visits (including partial, ongoing and failed ones)
export function showAllVisits(event) {
filteredVisits = allVisits;
updateDisplayedVisits();
}
export function initVisitsReporting(visits) {
$(document).ready(() => {
allVisits = visits;
// process input visits
let firstFullVisit;
allVisits.forEach((v, i) => {
// Turn Unix epoch into Javascript Date object
v.date = new Date(Math.floor(v.date * 1000));
let visitLink = '<a class="swh-visit-icon swh-visit-' + v.status + '" href="' + v.url + '">' + v.formatted_date + '</a>';
if (v.status === 'full') {
if (!firstFullVisit) {
firstFullVisit = v;
$('#swh-first-full-visit').append($(visitLink));
if (allVisits.length === 1) {
$('#swh-last-full-visit')[0].innerHTML = visitLink;
}
} else {
$('#swh-last-full-visit')[0].innerHTML = visitLink;
}
}
if (i === allVisits.length - 1) {
$('#swh-last-visit').append($(visitLink));
}
});
// display full visits pointing to different snapshots by default
showFullVisitsDifferentSnapshots();
});
}

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