HackMD/public/js/cover.js

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JavaScript
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require('./locale');
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require('../css/cover.css');
require('../css/site.css');
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import {
checkIfAuth,
clearLoginState,
getLoginState,
resetCheckAuth,
setloginStateChangeEvent
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} from './lib/common/login';
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import {
clearDuplicatedHistory,
deleteServerHistory,
getHistory,
getStorageHistory,
parseHistory,
parseServerToHistory,
parseStorageToHistory,
postHistoryToServer,
removeHistory,
saveHistory,
saveStorageHistoryToServer
} from './history';
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import { saveAs } from 'file-saver';
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import List from 'list.js';
import S from 'string';
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const options = {
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valueNames: ['id', 'text', 'timestamp', 'fromNow', 'time', 'tags', 'pinned'],
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item: '<li class="col-xs-12 col-sm-6 col-md-6 col-lg-4">\
<span class="id" style="display:none;"></span>\
<a href="#">\
<div class="item">\
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<div class="ui-history-pin fa fa-thumb-tack fa-fw"></div>\
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<div class="ui-history-close fa fa-close fa-fw" data-toggle="modal" data-target=".delete-modal"></div>\
<div class="content">\
<h4 class="text"></h4>\
<p>\
<i><i class="fa fa-clock-o"></i> visited </i><i class="fromNow"></i>\
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<br>\
<i class="timestamp" style="display:none;"></i>\
<i class="time"></i>\
</p>\
<p class="tags"></p>\
</div>\
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</div>\
</a>\
</li>',
page: 18,
plugins: [
ListPagination({
outerWindow: 1
})
]
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};
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const historyList = new List('history', options);
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migrateHistoryFromTempCallback = pageInit;
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setloginStateChangeEvent(pageInit);
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pageInit();
function pageInit() {
checkIfAuth(
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data => {
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$('.ui-signin').hide();
$('.ui-or').hide();
$('.ui-welcome').show();
if (data.photo) $('.ui-avatar').prop('src', data.photo).show();
else $('.ui-avatar').prop('src', '').hide();
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$('.ui-name').html(data.name);
$('.ui-signout').show();
$(".ui-history").click();
parseServerToHistory(historyList, parseHistoryCallback);
},
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() => {
$('.ui-signin').show();
$('.ui-or').show();
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$('.ui-welcome').hide();
$('.ui-avatar').prop('src', '').hide();
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$('.ui-name').html('');
$('.ui-signout').hide();
parseStorageToHistory(historyList, parseHistoryCallback);
}
);
}
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$(".masthead-nav li").click(function () {
$(this).siblings().removeClass("active");
$(this).addClass("active");
});
// prevent empty link change hash
$('a[href="#"]').click(function (e) {
e.preventDefault();
});
$(".ui-home").click(function (e) {
if (!$("#home").is(':visible')) {
$(".section:visible").hide();
$("#home").fadeIn();
}
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});
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$(".ui-history").click(() => {
if (!$("#history").is(':visible')) {
$(".section:visible").hide();
$("#history").fadeIn();
}
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});
function checkHistoryList() {
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if ($("#history-list").children().length > 0) {
$('.pagination').show();
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$(".ui-nohistory").hide();
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$(".ui-import-from-browser").hide();
} else if ($("#history-list").children().length == 0) {
$('.pagination').hide();
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$(".ui-nohistory").slideDown();
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getStorageHistory(data => {
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if (data && data.length > 0 && getLoginState() && historyList.items.length == 0) {
$(".ui-import-from-browser").slideDown();
}
});
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}
}
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function parseHistoryCallback(list, notehistory) {
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checkHistoryList();
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//sort by pinned then timestamp
list.sort('', {
sortFunction(a, b) {
const notea = a.values();
const noteb = b.values();
if (notea.pinned && !noteb.pinned) {
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return -1;
} else if (!notea.pinned && noteb.pinned) {
return 1;
} else {
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if (notea.timestamp > noteb.timestamp) {
return -1;
} else if (notea.timestamp < noteb.timestamp) {
return 1;
} else {
return 0;
}
}
}
});
// parse filter tags
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const filtertags = [];
for (let i = 0, l = list.items.length; i < l; i++) {
const tags = list.items[i]._values.tags;
if (tags && tags.length > 0) {
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for (let j = 0; j < tags.length; j++) {
//push info filtertags if not found
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let found = false;
if (filtertags.includes(tags[j]))
found = true;
if (!found)
filtertags.push(tags[j]);
}
}
}
buildTagsFilter(filtertags);
}
// update items whenever list updated
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historyList.on('updated', e => {
for (let i = 0, l = e.items.length; i < l; i++) {
const item = e.items[i];
if (item.visible()) {
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const itemEl = $(item.elm);
const values = item._values;
const a = itemEl.find("a");
const pin = itemEl.find(".ui-history-pin");
const tagsEl = itemEl.find(".tags");
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//parse link to element a
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a.attr('href', `${serverurl}/${values.id}`);
//parse pinned
if (values.pinned) {
pin.addClass('active');
} else {
pin.removeClass('active');
}
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//parse tags
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const tags = values.tags;
if (tags && tags.length > 0 && tagsEl.children().length <= 0) {
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const labels = [];
for (let j = 0; j < tags.length; j++) {
//push into the item label
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labels.push(`<span class='label label-default'>${tags[j]}</span>`);
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}
tagsEl.html(labels.join(' '));
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}
}
}
$(".ui-history-close").off('click');
$(".ui-history-close").on('click', historyCloseClick);
$(".ui-history-pin").off('click');
$(".ui-history-pin").on('click', historyPinClick);
});
function historyCloseClick(e) {
e.preventDefault();
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const id = $(this).closest("a").siblings("span").html();
const value = historyList.get('id', id)[0]._values;
$('.ui-delete-modal-msg').text('Do you really want to delete below history?');
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$('.ui-delete-modal-item').html(`<i class="fa fa-file-text"></i> ${value.text}<br><i class="fa fa-clock-o"></i> ${value.time}`);
clearHistory = false;
deleteId = id;
}
function historyPinClick(e) {
e.preventDefault();
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const $this = $(this);
const id = $this.closest("a").siblings("span").html();
const item = historyList.get('id', id)[0];
const values = item._values;
let pinned = values.pinned;
if (!values.pinned) {
pinned = true;
item._values.pinned = true;
} else {
pinned = false;
item._values.pinned = false;
}
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checkIfAuth(() => {
postHistoryToServer(id, {
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pinned
}, (err, result) => {
if (!err) {
if (pinned)
$this.addClass('active');
else
$this.removeClass('active');
}
});
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}, () => {
getHistory(notehistory => {
for(let i = 0; i < notehistory.length; i++) {
if (notehistory[i].id == id) {
notehistory[i].pinned = pinned;
break;
}
}
saveHistory(notehistory);
if (pinned)
$this.addClass('active');
else
$this.removeClass('active');
});
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});
}
//auto update item fromNow every minutes
setInterval(updateItemFromNow, 60000);
function updateItemFromNow() {
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const items = $('.item').toArray();
for (let i = 0; i < items.length; i++) {
const item = $(items[i]);
const timestamp = parseInt(item.find('.timestamp').text());
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item.find('.fromNow').text(moment(timestamp).fromNow());
}
}
var clearHistory = false;
var deleteId = null;
function deleteHistory() {
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checkIfAuth(() => {
deleteServerHistory(deleteId, (err, result) => {
if (!err) {
if (clearHistory) {
historyList.clear();
checkHistoryList();
} else {
historyList.remove('id', deleteId);
checkHistoryList();
}
}
$('.delete-modal').modal('hide');
deleteId = null;
clearHistory = false;
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});
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}, () => {
if (clearHistory) {
saveHistory([]);
historyList.clear();
checkHistoryList();
deleteId = null;
} else {
if (!deleteId) return;
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getHistory(notehistory => {
const newnotehistory = removeHistory(deleteId, notehistory);
saveHistory(newnotehistory);
historyList.remove('id', deleteId);
checkHistoryList();
deleteId = null;
});
}
$('.delete-modal').modal('hide');
clearHistory = false;
});
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}
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$(".ui-delete-modal-confirm").click(() => {
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deleteHistory();
});
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$(".ui-import-from-browser").click(() => {
saveStorageHistoryToServer(() => {
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parseStorageToHistory(historyList, parseHistoryCallback);
});
});
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$(".ui-save-history").click(() => {
getHistory(data => {
const history = JSON.stringify(data);
const blob = new Blob([history], {
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type: "application/json;charset=utf-8"
});
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saveAs(blob, `hackmd_history_${moment().format('YYYYMMDDHHmmss')}`, true);
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});
});
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$(".ui-open-history").bind("change", e => {
const files = e.target.files || e.dataTransfer.files;
const file = files[0];
const reader = new FileReader();
reader.onload = () => {
const notehistory = JSON.parse(reader.result);
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//console.log(notehistory);
if (!reader.result) return;
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getHistory(data => {
let mergedata = data.concat(notehistory);
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mergedata = clearDuplicatedHistory(mergedata);
saveHistory(mergedata);
parseHistory(historyList, parseHistoryCallback);
});
$(".ui-open-history").replaceWith($(".ui-open-history").val('').clone(true));
};
reader.readAsText(file);
});
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$(".ui-clear-history").click(() => {
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$('.ui-delete-modal-msg').text('Do you really want to clear all history?');
$('.ui-delete-modal-item').html('There is no turning back.');
clearHistory = true;
deleteId = null;
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});
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$(".ui-refresh-history").click(() => {
const lastTags = $(".ui-use-tags").select2('val');
$(".ui-use-tags").select2('val', '');
historyList.filter();
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const lastKeyword = $('.search').val();
$('.search').val('');
historyList.search();
$('#history-list').slideUp('fast');
$('.pagination').hide();
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resetCheckAuth();
historyList.clear();
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parseHistory(historyList, (list, notehistory) => {
parseHistoryCallback(list, notehistory);
$(".ui-use-tags").select2('val', lastTags);
$(".ui-use-tags").trigger('change');
historyList.search(lastKeyword);
$('.search').val(lastKeyword);
checkHistoryList();
$('#history-list').slideDown('fast');
});
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});
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$(".ui-logout").click(() => {
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clearLoginState();
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location.href = `${serverurl}/logout`;
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});
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let filtertags = [];
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$(".ui-use-tags").select2({
placeholder: $(".ui-use-tags").attr('placeholder'),
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multiple: true,
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data() {
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return {
results: filtertags
};
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}
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});
$('.select2-input').css('width', 'inherit');
buildTagsFilter([]);
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function buildTagsFilter(tags) {
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for (let i = 0; i < tags.length; i++)
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tags[i] = {
id: i,
text: S(tags[i]).unescapeHTML().s
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};
filtertags = tags;
}
$(".ui-use-tags").on('change', function () {
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const tags = [];
const data = $(this).select2('data');
for (let i = 0; i < data.length; i++)
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tags.push(data[i].text);
if (tags.length > 0) {
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historyList.filter(item => {
const values = item.values();
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if (!values.tags) return false;
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let found = false;
for (let i = 0; i < tags.length; i++) {
if (values.tags.includes(tags[i])) {
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found = true;
break;
}
}
return found;
});
} else {
historyList.filter();
}
checkHistoryList();
});
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$('.search').keyup(() => {
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checkHistoryList();
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});