class Bar:
    def __init__(self, seperator, margin):
        self.left = []
        self.center = []
        self.right = []

        self.seperator = seperator
        self.margin = margin

    def add_module(self, module):
        match module.alignment:
            case "left":
                self.left.append(module)
            case "center":
                self.center.append(module)
            case "right":
                self.right.append(module)

    def __print_alignment_group(self, alignment_group):
        for index, module in enumerate(alignment_group):
            print(module.text, end='')
            if len(module.text) > 0:
                for i in range(index+1, len(alignment_group)):
                    if len(alignment_group[i].text) > 0:
                        print(self.seperator, end='')
                        break

    def print(self):
        print("%{l}" + self.margin, end='')
        self.__print_alignment_group(self.left)

        print("%{c}", end='')
        self.__print_alignment_group(self.center)

        print("%{r}", end='')
        self.__print_alignment_group(self.right)

        print(self.margin, flush=True)