from DataVaultGenerator.Components import DataVaultEntity, DynamicProperties, ErrorCollection


class Interface(DataVaultEntity):
    def __init__(self, model, filename, definition: dict = None):
        DataVaultEntity.__init__(self, model, filename, definition)

        self.properties = definition.get('properties', {})

        self.prop = DynamicProperties.from_kwargs(**definition.get('properties', {}))
 

    @property
    def source_type(self):
        return self._definition.get('sourcetype')

    @property
    def source_system(self):
        return self.model.get_source_system(self._definition.get('sourcesystem'))

    def get_component_entities(self):
        return [{'entity': self, 'component': self.source_system,
                 'type': self.source_system.type}]

    def validate(self):

        errors = ErrorCollection()
        
        # Validating sourcesystem:
        sourcesystem = self._definition.get('sourcesystem')
        if self.model.get_source_system(sourcesystem) is None:
           errors.add("VALIDATION ERROR",
                       (self.filename, "Interface", "<" + self.name + ">"),
                       f'Sourcesystem <{sourcesystem}> not found')

        for attr in self.attributes.values():
            spec = self.source_system.sys_specification
            errors.append(attr.validate(spec))

        return errors