"""
open/dulcinea/lib/ui/crumbs.qpy
"""

from qp.fill.directory import get_crumb_tree
from qp.pub.common import get_path, get_response
from qp.fill.css import format_style_rule, TextStyle
from qp.fill.html import href

def format_crumbs:xml(delim=None):
    if get_response().get_status_code() == 200:
        format_crumb_tree(get_crumb_tree(), delim=delim)

def format_crumb_menu:xml(crumbs=None):
    if get_response().get_status_code() == 200:
        crumb_tree = get_crumb_tree()
        '<div class="navigation">'
        crumbs
        if len(crumb_tree[-1]) > 1:
            _format_crumb_menu(crumb_tree)
        '<div style="clear:left"></div>'
        '</div>'

def _format_crumb_menu:xml(crumb_tree):
        '\n<ul class="crumbmenu navigation">'
        selected_path = './' + get_path().split(str('/'))[-1]
        for path, crumb, title, css_class in crumb_tree[-1]:
            if path == selected_path:
                css_class = 'selected ' + css_class
            '\n<li class="%s">%s</li>' % (
                css_class, href(path, crumb, title=title))
        '</ul>'

def format_crumb_tree:xml(crumb_tree, delim=None):
    # For this to work you will need the crumb tree javascript
    if delim is None:
        delim = '&gt;'
    '<div class="navigation">'
    if len(crumb_tree) > 1:
        '\n<ul id="sfish" class="suckerfish">'
        for menu in crumb_tree[:-1]:
            '\n<li class="level1">'
            path, crumb, title, css_class = menu[0]
            href(path, crumb, title=title)
            delim
            if menu[1:]:
                '\n<ul>'
                for path, crumb, title, css_class in menu[1:]:
                    '\n<li class="level2">%s</li>' % href(path, crumb,
                                                          title=title)
                '</ul>'
            '</li>'
        '</ul>'

    if crumb_tree and len(crumb_tree[-1]) > 0:
        _format_crumb_menu(crumb_tree)
    '<div style="clear:left"></div>'
    '</div>'

    '''
    <script type="text/javascript"><!--
        if (document.all && document.getElementById) { // Only for IE5
            startList = function() {
                navigationRoot = document.getElementById("sfish");
                if (navigationRoot) {
                    for (i=0; i < navigationRoot.childNodes.length; i++) {
                        node = navigationRoot.childNodes[i];
                        if (node.nodeName == "LI") {
                            node.onmouseover = function() {
                                this.className += " over";
                            }
                            node.onmouseout = function() {
                                this.className = this.className.replace(" over", "");
                            }
                        }
                    }
                }
            }
            window.onload = startList;
        }
    -->
    </script>
    '''

def format_crumb_menu_css:str(menu_text_style=TextStyle(),
                              menu_highlight_text_style=TextStyle()):
    menu_text_style.format_rules('ul.crumbmenu', ['li'])
    menu_highlight_text_style.format_rules('ul.crumbmenu', ['li.selected'],
        'padding: 0.75ex; font-weight: bold;')
    format_style_rule('ul.crumbmenu', [],
        'width:10em; list-style:none; display:inline; float:right;'
        'margin: 0; padding: 0; margin-left: 1ex; margin-bottom: 1ex;'
        'list-style: none; float: right; font-weight: bold;'
        'border-left: thin solid inherit;'
        'border-right: thin solid inherit;')
    format_style_rule('ul.crumbmenu', ['li'],
        'padding: 0.75ex; font-weight: bold; display:block;')
    format_style_rule('ul.menu', [], 'float:left')
    format_style_rule('div.navigation', [], 'clear:both')


def format_crumbs_css:str(color_map):
    '''
.navigation {
    color: %(CRUMBS_FG)s;
    background: %(CRUMBS_BG)s;
    font-size: x-small;
}

div.navigation {
    clear:both;
}

.navigation a:link,
.navigation a:visited,
.navigation a:active {
    margin-left: 0.5ex;
    margin-right: 0.5ex;
    text-decoration: none;
    color: %(LIGHT_A)s;
}

.navigation a:hover {
    margin-left: 0.5ex;
    margin-right: 0.5ex;
    color: %(LIGHT_A_HOVER)s;
    text-decoration: underline;
}

    ''' % color_map

    '''
ul.suckerfish, ul.suckerfish ul {
    padding: 0;
    margin: 0;
    list-style: none;
    z-index: +2;
}

ul.suckerfish li.level1 {
    float: left;
    z-index: +2;
}

ul.suckerfish li.level1 a {
    color: white;
}

ul.suckerfish li {
    position: relative;
    margin: 0;
    padding-top: 1ex;
    padding-bottom: 1ex;
}

ul.suckerfish li.level2 {
    background: %(CRUMBS_BG)s;    
    float: none;
/*    border-bottom: 1px solid %(BODY_BG)s; */
    width: 100%%;
}

ul.suckerfish li ul { /* second-level lists */
    width: 9em;
    display: none;
    position: absolute; 
    top: 2em;
    left: 0;
    padding-top: 0.2em;
    border: thin solid %(CRUMBS_FG)s;
}


/* to override top and left in browsers other than IE, which will position
 * to the top right of the containing li, rather than bottom left */
li > ul {         
    top: auto;
    left: auto;
}

ul.suckerfish li.over ul, ul.suckerfish li:hover ul {
    display: block;
}

ul.crumbmenu {
    margin: 0;
    padding: 0;
    margin-left: 1ex;
    margin-bottom: 1ex;
    list-style: none;
    float: right;
    width: 10em;
    background: %(CRUMBS_BG)s;    
}

/* IE6 "float drop" bug workaround */
body.IE6 ul.crumbmenu {
    position: absolute;
    right: 0;
}

ul.crumbmenu li {
    background: %(CRUMBS_BG)s;
    padding: 0.75ex;
}

ul.crumbmenu li.selected {
    background: white;
    border-right: thin solid %(BODY_BG)s;
    border-left: thin solid %(BODY_BG)s;    
}

ul.crumbmenu li.selected a,
ul.crumbmenu li.selected a:link,
ul.crumbmenu li.selected a:visited,
ul.crumbmenu li.selected a:active,
ul.crumbmenu li.selected a:hover {
    color: %(CRUMBS_BG)s;
    text-decoration: none;
    display: block;
/*    padding: 1px; */
}

''' % color_map