import FreeCAD
import Part
import ImportGui

class GeometryValidateUseCase:
    def __init__(self):
        self.doc = None




    def import_step_and_check(self, file_path):
        
        FreeCAD.closeDocument("Unnamed")

        
        self.doc = FreeCAD.newDocument("Unnamed")

	    
        ImportGui.open(file_path, "Unnamed")

        
        FreeCAD.ActiveDocument.recompute()
        Gui.SendMsgToActiveView("ViewFit")

        
        bodies = getBodies(self.doc)

        
        intersections = self.check_intersections(bodies)
        self.print_intersections(intersections)

       
        zero_volume_bodies = self.check_zero_volume(bodies)
        self.print_zero_volume(zero_volume_bodies)

        
        self.save_checked_document(file_path)

    
    def getBodies(doc):
        bodies = []
        for obj in doc.Objects:
            if hasattr(obj, 'TypeId') and obj.TypeId == "Part::Feature":
                bodies.append(obj)
        return bodies
            


    def check_intersections(self, bodies):
        intersections = []
        for i in range(len(bodies)):
            for j in range(i + 1, len(bodies)):
                if bodies[i].intersects(bodies[j]):
                    intersections.append((i + 1, j + 1))
        return intersections

    def check_zero_volume(self, bodies):
        zero_volume_bodies = [i + 1 for i, body in enumerate(bodies) if body.Volume == 0]
        return zero_volume_bodies

    def print_intersections(self, intersections):
        for i, j in intersections:
            print("Тела пересекаются: Body {} и Body {}".format(i, j))

    def print_zero_volume(self, zero_volume_bodies):
        for i in zero_volume_bodies:
            print("Тело {} имеет нулевой объем".format(i))

    def save_checked_document(self, original_file_path):
        checked_file_path = original_file_path.replace(".step", "_checked.FCStd")
        FreeCAD.saveDocument(self.doc, checked_file_path)
        print("Проверенная сборка сохранена в файл:", checked_file_path)
        FreeCAD.closeDocument("Unnamed")



use_case = GeometryValidateUseCase()
step_file_path = '/path/to/file'
use_case.import_step_and_check(step_file_path)