// post.php calls

/*------- Tags -------- */

function new_tag_remove_tag() {
	var id = this.id;
	var num = id.substr(10);
	var current_tags = $F('tags').split(',');
	delete current_tags[num];
	var new_tags = [];
	var key = 0;
	current_tags.each(function(item) {
		if (item && !item.match(/^\s+$/) && '' != item) {
			new_tags = new_tags.concat(item);
		}
		key++;
	});
	$('tags').setValue(new_tags.join(',').search_replace(/\s*,+\s*/, ',').search_replace(/,+/, ',').search_replace(/,+\s+,+/, ',').search_replace(/,+\s*$/, '').search_replace(/^\s*,+/, ''));
	tag_update_quickclicks();
	$('newtag').focus();
	return false;
}

function tag_update_quickclicks() {
	if ($('tags').length == 0) return;
	var current_tags = $F('tags').split(',');
	var final_tags = [];
	$('tagchecklist').update('');
	shown = false;
	//	jQuery.merge(current_tags, current_tags); // this doesn't work anymore, need something to array_unique
	current_tags = current_tags.uniq();
	key = 0;
	current_tags.each(function(item) {
		item = item.search_replace(/^\s+/, '').search_replace(/\s+$/, ''); // trim
		if (!item.match(/^\s+$/) && '' != item) {
			txt = '<span><a id="tag-check-' + key + '">X</a>&nbsp;' + item + '</span> ';
			$('tagchecklist').show();
			$('tagchecklist').insert(txt);
			$('tag-check-' + key).observe('click', new_tag_remove_tag);
			shown = true;
		}
		final_tags[key] = item;
		key++;

	});
	$('tags').setValue(final_tags.join(","));
	if (shown) $('tagchecklist').insert({ top: '<div>Tags usadas nesse post:</div>' });
}

function tag_flush_to_text() {
	var newtags = $F('tags') + ',' + $F('newtag');
	// massage
	newtags = newtags.search_replace(/\s+,+\s*/g, ',').search_replace(/,+/g, ',').search_replace(/,+\s+,+/g, ',').search_replace(/,+\s*$/g, '').search_replace(/^\s*,+/g, '');
	$('tags').setValue(newtags);
	tag_update_quickclicks();
	$('newtag').setValue('');
	$('newtag').focus();
	return false;
}

function tag_save_on_publish() {
	if ($F('newtag') != 'Add new tag')
	tag_flush_to_text();
}

function tag_press_key(e) {
	if (13 == e.keyCode) {
		tag_flush_to_text();
		return false;
	}
}


/*------- Authors -------- */

function new_user_remove_user() {
	var id = this.id;
	var num = id.substr(11);
	var current_users = $F('authors').split(',');
	delete current_users[num];
	var new_users = [];
	var key = 0;
	current_users.each(function(item) {
		if (item && !item.match(/^\s+$/) && '' != item) {
			new_users = new_users.concat(item);
		}
		key++;
	});
	$('authors').setValue(new_users.join(',').search_replace(/\s*,+\s*/, ',').search_replace(/,+/, ',').search_replace(/,+\s+,+/, ',').search_replace(/,+\s*$/, '').search_replace(/^\s*,+/, ''));
	user_update_quickclicks();
	$('newuser').focus();
	return false;
}

function user_update_quickclicks() {
	if ($('authors').length == 0) return;
	var current_users = $F('authors').split(',');
	$('userchecklist').update('');
	shown = false;
	current_users = current_users.uniq();
	key = 0;
	current_users.each(function(item) {
		item = item.search_replace(/^\s+/, '').search_replace(/\s+$/, ''); // trim
		if (!item.match(/^\s+$/) && '' != item) {
			txt = '<span><a id="user-check-' + key + '">X</a>&nbsp;' + item + '</span> ';
			$('userchecklist').show();
			$('userchecklist').insert(txt);
			$('user-check-' + key).observe('click', new_user_remove_user);
			shown = true;
		}
		key++;
	});
	$('authors').setValue(current_users.join(","));
	if (shown) $('userchecklist').insert({ top: '<div>Authors of this post:</div>' });
}

function user_flush_to_text() {
	var newusers = $F('authors') + ',' + $F('newuser');
	// massage
	newusers = newusers.search_replace(/\s+,+\s*/g, ',').search_replace(/,+/g, ',').search_replace(/,+\s+,+/g, ',').search_replace(/,+\s*$/g, '').search_replace(/^\s*,+/g, '');
	$('authors').setValue(newusers);
	user_update_quickclicks();
	$('newuser').setValue('');
	$('newuser').focus();
	return false;
}

function user_save_on_publish() {
	if ($F('newuser') != 'Add new author')
	user_flush_to_text();
}

function user_press_key(e) {
	if (13 == e.keyCode) {
		user_flush_to_text();
		return false;
	}
}

/*------- Categories -------- */

function cat_update () {
	if ($F('newcat') != '' && $F('newcat') != 'Nome da categoria') {
		new Ajax.Updater('category-ajax-response', local_path+'pages/blogs_blog.php?do=add_category', {evalScripts:true, parameters: {
			name: $F('newcat'),
			blogRel: $F('newcat_blogRel')
		},onSuccess: function(transport) {
			$('newcat').removeClassName('form-required');
			$('newcat').focus();
		}});
	} else $('newcat').addClassName('form-required');
}

function cat_press_key(e) {
	if (13 == e.keyCode) {
		cat_update();
		return false;
	}
}

function add_postbox_toggles() {
	$$('.postbox .title').each(function(item) {
		//item.insert({ top: '<a class="togbox'+(item.className.indexOf('closed') > -1 ? ' closed' : '')+'"></a> '});
		item.observe('click', function() {
			item.next().toggleClassName('hidden');
			swapClassName(item,'closed','open');
			if (item.id == 'post_intro') {
				$$('.shy').invoke('toggleClassName','hidden');
				if ($('intro_block').hasClassName('hidden')) $('intro_block').removeClassName('hidden');
				else $('intro_block').addClassName('hidden');
			}
		});
	});
}

function autoSave () {
	if (!$('post_form') && $F('revision') == 1) return false;
	tinyMCE.triggerSave();
	new Ajax.Updater('auto_save',local_path+'pages/blogs_blog.php?do=auto_save',{evalScripts:true, parameters: $('post_form').serialize(true) });
	return;
}

document.observe("dom:loaded", function() {
	new PeriodicalExecuter(autoSave, 90);
	return false;
});