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$.fn.paginate = function(pagesize, page) {
var $this = this;
if (pagesize == 'clear') {
$this.removeAttr('data-paginate');
$this.find('[data-paginate-visible]').removeAttr('data-paginate-visible');
$this.find('tbody tr').show();
return;
}
var pagesize = pagesize || 50;
var page = page || 1;
var rows = $this.find('tbody tr');
if (!$this.attr('data-paginate')) {
$this.attr('data-paginate', pagesize);
rows.filter(':visible').attr('data-paginate-visible', 1);
} else {
pagesize = parseInt($this.attr('data-paginate'));
}
var visible = rows.filter('[data-paginate-visible=1]');
visible.each(function(index, row) {
row = $(row);
if (index >= (page-1)*pagesize
&& index < page*pagesize) {
row.show();
} else { // rollin', rollin', rollin'...
row.hide();
}
});
return visible.size();
};
var ranking = {
playerClick : function(ev) {
if (!$(ev.target).closest('a').size()) {
var row = $(this);
var pid = row.find('td.pid').text();
if (pid) {
var link = 'players/' + pid.trim() + '.html';
location.href = link;
}
}
},
parseHash : function(hash) {
hash = hash.replace(/^#/, '');
var hashParams = hash.split(';');
var params = new Map();
hashParams.forEach(function(hashParam) {
var param = hashParam.split(':');
if (param.length > 1) {
params.set(param[0], param[1].split(','));
}
});
return params;
},
constructHash : function(params) {
var paramArray = [];
params.forEach(function(value, key) {
paramArray.push(key + ':' + value.join(','));
});
return paramArray.join(';');
},
savedParams : new Map(),
readHash : function() {
var params = ranking.parseHash(location.hash);
var allParams = ['age', 'gender', 'region'];
var paramsChanged = false;
allParams.forEach(function(param) {
var newParam = params.get(param) || [];
var oldParam = ranking.savedParams.get(param) || [];
if (newParam.length != oldParam.length || newParam.join(',') != oldParam.join(',')) {
paramsChanged = true;
}
});
$('button.btn-primary').removeClass('btn-primary');
params.forEach(function(values, param) {
values.forEach(function(value) {
$('button[data-filter="' + param + '"][data-value="' + value + '"]').addClass('btn-primary');
});
});
allParams.forEach(function(param) {
if ($('button[data-filter="' + param + '"].btn-primary').size() == 0) {
$('button[data-clear="' + param + '"]').addClass('btn-primary');
} else {
$('#filters').collapse();
}
});
if (paramsChanged) {
$('table.table-paginate').paginate('clear');
ranking.filterRows(params);
ranking.savedParams = params;
}
$('table.table').css('opacity', 1);
var pagesize = 40;
var page = params.get('page') || [0];
var count = $('table.table-paginate').paginate(pagesize, parseInt(page[0]));
$('table.table tbody tr[data-paginate-visible=1]').eq(0).addClass('gold');
$('table.table tbody tr[data-paginate-visible=1]').eq(1).addClass('silver');
$('table.table tbody tr[data-paginate-visible=1]').eq(2).addClass('bronze');
ranking.buildPaginator('#top-paginator', count, pagesize, page[0] || 1);
ranking.buildPaginator('#bottom-paginator', count, pagesize, page[0] || 1);
},
filterRows : function(params) {
$('table.table tbody tr').show().removeClass('gold silver bronze').each(function() {
var row = $(this);
var hidden = false;
params.forEach(function(value, param) {
if (param != 'page') {
if (value.indexOf(row.find('td.' + param).text().trim()) == -1) {
row.hide();
hidden = true;
}
}
});
if (!hidden) {
row.show();
}
});
},
buildPaginator: function(selector, count, pagesize, page) {
var box = $(selector);
box.html('');
var buttonGroup = $('<div>').addClass('btn-group');
var pages = parseInt(Math.ceil(count / pagesize));
buttonGroup.attr('data-pages', pages);
buttonGroup.append($('<button>').addClass('btn btn-default paginator-prev').attr('type', 'button').text('<<'));
for (var i = 0; i < pages; i++) {
var pageBtn = $('<button>').addClass('btn btn-default paginator-page').attr('type', 'button').attr('data-page', i+1).text(i+1);
if (i+1 == page) {
pageBtn.addClass('btn-primary');
}
buttonGroup.append(pageBtn);
}
buttonGroup.append($('<button>').addClass('btn btn-default paginator-next').attr('type', 'button').text('>>'));
box.append(buttonGroup);
},
changePage: function() {
$('table.table').css('opacity', 0.1);
var btn = $(this);
var page = parseInt(btn.attr('data-page'));
var params = ranking.parseHash(location.hash);
var currentPage = params.get('page');
currentPage = currentPage ? parseInt(currentPage[0]) : 1;
if (btn.hasClass('paginator-prev')) {
page = currentPage - 1;
}
if (btn.hasClass('paginator-next')) {
page = currentPage + 1;
}
var count = parseInt(btn.closest('[data-pages]').attr('data-pages'));
if (page > 0 && page <= count) {
params.set('page', [page]);
location.hash = ranking.constructHash(params);
} else {
$('table.table').css('opacity', 1);
}
},
init : function() {
$('.container .table tbody tr').click(ranking.playerClick);
$(document).ready(function() {
$(window).on('hashchange', ranking.readHash).trigger('hashchange');
});
$('button[data-filter]').click(function() {
$('table.table').css('opacity', 0.1);
var button = $(this);
var params = ranking.parseHash(location.hash);
var param = params.get(button.attr('data-filter'));
var value = button.attr('data-value');
var index = param ? param.indexOf(value) : -1;
if (index > -1) {
param = param.filter(function(v) { return v != value; });
} else {
if (!param) {
param = [];
}
param.push(value);
}
if (!param.length) {
params.delete(button.attr('data-filter'));
} else {
params.set(button.attr('data-filter'), param);
}
params.delete('page');
location.hash = ranking.constructHash(params);
});
$('button[data-clear]').click(function() {
$('table.table').css('opacity', 0.1);
var button = $(this);
var params = ranking.parseHash(location.hash);
params.delete(button.attr('data-clear'));
params.delete('page');
location.hash = ranking.constructHash(params);
});
$(document).on('click', 'button.paginator-prev, button.paginator-next, button.paginator-page', ranking.changePage);
}
};
ranking.init();
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