#!/usr/bin/env python3

from OdenGraphQt import BaseNode
from Qt import QtCore

class BlueprintNode(BaseNode):
    """
    A placeholder node used to preview placement before spawning
    the real node. It has a distinct color and minimal UI.
    """
    __identifier__ = 'bunny-lab.io.blueprint'
    NODE_NAME = 'Blueprint Node'

    def __init__(self):
        super(BlueprintNode, self).__init__()
        # Display a name so the user sees "Click to Place Node"
        self.set_name("Click to Place Node")

        # Give it a bluish color + white text, for visibility
        self.set_color(60, 120, 220)  # R, G, B
        self.view.text_color = (255, 255, 255, 200)
        self.view.border_color = (255, 255, 255, 180)

        # Make it slightly transparent if desired (alpha=150)
        self.view._bg_color = (60, 120, 220, 150)

        # Remove any default inputs/outputs (make it minimal)
        for port in self.input_ports() + self.output_ports():
            self.model.delete_port(port.name(), port.port_type)

        # Store the "actual node" we want to spawn
        self.create_property("actual_node_type", "", widget_type=0)

    def process_input(self):
        """
        We do nothing here; it is purely a placeholder node.
        """
        pass