import gtk

class WorkshopListItem(gtk.Alignment):
    def __init__(self,tutorial,controller):
        gtk.Alignment.__init__(self,0.0,0.0,1.0,1.0)
        self.tutorial = tutorial
        self.controller = controller
        
        self.title_text = '<span size="xx-large">%(title)s</span>'
        self.table = gtk.Table(3,3,False)
        
        self.lbl_title = gtk.Label('')
        self.lbl_desc = gtk.Label(tutorial.description)
        self.lbl_desc.set_line_wrap(True)
        self.btn_launch = gtk.Button('Launch')
        launch_align= gtk.Alignment(0.0,1.0,0.0,0.0)
        launch_align.add(self.btn_launch)
        self.btn_details = gtk.Button('Details')
        self.icon = gtk.Image()
        self.icon.set_from_file('icon.svg')
        self.rating = Rating(tutorial.rating)

        self.table.attach(self.icon,0,1,0,1,0,0)
        self.table.attach(self.lbl_title,1,2,0,1,yoptions=0)
        self.table.attach(self.lbl_desc,1,2,1,2,xoptions=gtk.FILL,yoptions=gtk.EXPAND)
        self.table.attach(launch_align,1,2,2,3,gtk.FILL)
        self.table.attach(self.btn_details,2,3,2,3,0,0)
        self.table.attach(self.rating,2,3,0,2,0,0)

        self.table.set_row_spacing(1,10)

        self.lbl_title.set_alignment(0.0,0.5)
        self.lbl_title.set_markup(self.title_text % {'title':tutorial.name})
        self.lbl_desc.set_alignment(0.0,0.5)

        self.table.show()
        self.icon.show()
        self.lbl_title.show()
        launch_align.show()
        self.lbl_desc.show()
        self.btn_launch.show()
        self.btn_details.show()
        self.rating.show()

        self.add(self.table)
        
        self.btn_details.connect("clicked",self.controller.show_details,self.tutorial)

class Rating(gtk.HBox):
    def __init__(self,rating):
        gtk.HBox.__init__(self,False,4)
        value = rating
        self.stars = [0,0,0,0,0]
        if value > 0:
            for x in range(5):
                if value -1 > 0:
                    self.stars[x]=1
                elif value -1 == -0.5:
                    self.stars[x] = 0.5
                    break
                else:
                    self.stars[x]=1
                    break
                value -= 1
        self.prepare_image()
    
    def prepare_image(self):
        for x in self.stars:
            if x == 0:
                filename='grayed_star.png'
            elif x == 0.5:
                filename='half_star.png'
            elif x == 1:
                filename='full_star.png'
            image = gtk.Image()
            image.set_from_file(filename)
            self.pack_start(image)
            image.show()