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/*
* rhrdweb
*
* Copyright (C) 2016 Christian Pointner <equinox@helsinki.at>
*
* This file is part of rhrdweb.
*
* rhrdweb is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* any later version.
*
* rhrdweb is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with rhrdweb. If not, see <http://www.gnu.org/licenses/>.
*/
'use strict';
var current_week_offset = 0;
function getLastMonday() {
var d = new Date(clock.getRDTimeMS());
d.setUTCHours(12, 0, 0, 0);
var dow = d.getUTCDay()
if(dow == 0) {
return new Date(d - (6*24*3600000));
} else {
return new Date(d - ((dow-1)*24*3600000));
}
}
function addDeltaDays(d, days) {
return new Date(d.valueOf() + (days*24*3600000))
}
function isThisWeek(d) {
var lastmon = getLastMonday()
return ((d - lastmon) == 0)
}
function addWeekClass(row, week) {
switch(week) {
case 1:
row.addClass('label-info');
break;
case 2:
row.addClass('label-warning');
break;
case 3:
row.addClass('label-success');
break;
case 4:
row.addClass('label-danger');
break;
default:
row.addClass('label-default');
}
}
function calendar_redraw(weekstart) {
var cal = $('#calendar');
cal.find("tr:gt(0)").remove();
var date = getLastMonday();
date = addDeltaDays(date, weekstart * 7);
for(var w = 0; w < 20; w++) {
var week = get_rd_week(date.valueOf() + 7199999);
var row = $('<tr>');
addWeekClass(row, week);
if(isThisWeek(date)) {
row.append($('<td>').addClass('currentweek').text('*'));
} else {
row.append($('<td>').addClass('currentweek').text(''));
}
row.append($('<td>').addClass('week').text(week));
row.append($('<td>').addClass('month').text(monthname_short[date.getUTCMonth()] + ' ' + date.getUTCFullYear()));
for(var d = 0; d < 7; d++) {
var col = $('<td>').text(date.getUTCDate());
row.append(col);
if(d < 6) {
date = addDeltaDays(date, 1);
}
}
row.append($('<td>').addClass('month').text(monthname_short[date.getUTCMonth()] + ' ' + date.getUTCFullYear()));
date = addDeltaDays(date, 1);
$('#calendar').append(row);
}
}
function calendar_init() {
$('#btn-today').click(calendar_today);
$('#btn-earlier').click(calendar_prev);
$('#btn-later').click(calendar_next);
calendar_today()
}
function calendar_today() {
current_week_offset = -4;
calendar_redraw(current_week_offset)
}
function calendar_prev() {
current_week_offset--;
calendar_redraw(current_week_offset)
}
function calendar_next() {
current_week_offset++;
calendar_redraw(current_week_offset)
}
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