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- """Graph Model.
- """
- from enum import Enum
- from systemrelation import graph_model
- from systemrelation import systemdatautils
- from systemrelation import systemutils
- class SystemEdge:
- """Graph Edge."""
- # edge data.contain all edge element
- flow_direction = 0
- def __init__(self, system_data):
- self.system_data = system_data
- # @property
- # def start_vertex(self):
- # return self.start_vertex
- #
- # @property
- # def end_vertex(self):
- # return self.end_vertex
- class SystemVertex:
- """Graph Vertex.
- """
- vertex_type = 0
- def __init__(self, system_data):
- self.system_data = system_data
- def __str__(self):
- return str(self.system_data.source_id)
- class SystemGraph:
- """System Graph
- """
- # system edge array.
- system_graph_id = ''
- # system type Name
- system_name = ""
- def __init__(self):
- self.system_edges = []
- def add_edge(self, c1, c2, elements):
- edge = SystemEdge(elements)
- edge.start_vertex = SystemVertex(elements[0])
- edge.end_vertex = SystemVertex(elements[-1])
- self.system_edges.append(edge)
- return edge
- class FloorGraph:
- """FLoor Graph.
- May contain one or more SystemGraph.
- """
- def __init__(self, floor_id, system_name, domain):
- self.floor_id = floor_id
- self.system_name = system_name
- self.domain = domain
- floor_connectors = systemdatautils.get_connectors_data(floor_id, system_name, domain)
- floor_connectors = systemutils.sort_connectors(floor_connectors)
- floor_connectors = list(map(systemutils.add_attr_is_used, floor_connectors))
- self.connector_data = (floor_connectors)
- self.element_data = systemutils.list_to_dict(systemdatautils.get_element_data(floor_id))
- self.system_graphs = []
- def get_floor_graphs(self):
- """Get current floor graph.
- system_name,domain
- """
- for connector in self.connector_data:
- system_graph = graph_model.SystemGraph()
- graph_next_connectors = [connector]
- # dept-first
- for connector in graph_next_connectors:
- self.get_path(connector, system_graph, graph_next_connectors)
- if len(system_graph.system_edges) != 0:
- self.system_graphs.append(system_graph)
- print("Next loop:",connector.source_id)
- return self.system_graphs
- def get_path(self, connector, system_graph, graph_next_connectors):
- """
- Get Graph_Edge start with connector,end with triple ,cross,equipment.
- :param connector:
- :return:Graph_Edge
- """
- system_edge = None
- if (connector.is_used):
- return system_edge
- try:
- #Add other side to be Spreaded
- graph_next_connectors.extend(self.get_other_connectors(connector))
- edge_elements = [self.get_element(connector.belong)]
- current_connector = connector
- while (current_connector is not None):
- current_connector.is_used = True
- connecteds = self.get_connecteds(current_connector.connect_id_json)
- if len(connecteds) > 1:
- raise Exception("connected to many.connector_id:", current_connector.connect_id_json)
- #Open Connector
- if len(connecteds) == 0:
- if current_connector != connector:
- system_edge = system_graph.add_edge(connector, current_connector, edge_elements)
- break
- next_connector = connecteds[0]
- if next_connector is not None and next_connector.domain == connector.domain and next_connector.mep_system_type == connector.mep_system_type:
- next_element = self.get_element(next_connector.belong)
- edge_elements.append(next_element)
- other_connectors = self.get_other_connectors(next_connector)
- if systemutils.is_break_condition(next_element) or len(other_connectors) != 1:
- print(next_connector.source_id)
- next_connector.is_used = True
- if(len(other_connectors) != 1):
- graph_next_connectors.extend(other_connectors)
- system_edge = system_graph.add_edge(connector, next_connector, edge_elements)
- break
- if len(other_connectors)==1:
- next_connector.is_used = True
- current_connector = other_connectors[0]
- continue
- current_connector = None
- except Exception as e:
- print(e)
- return system_edge
- def get_other_connectors(self, use_connector):
- """
- Get the connector owner other connectors.
- belong,domian,mep_system_type same.
- is_used==False.
- :param use_connector:
- :return:
- """
- connectors = [connector for connector in self.connector_data if
- connector != use_connector and connector.belong == use_connector.belong and connector.domain == use_connector.domain and connector.mep_system_type == use_connector.mep_system_type]
- connectors = [connector for connector in connectors if bool(1 - connector.is_used)]
- return connectors
- def get_connecteds(self, connetor_id):
- """
- Get Ref Connector. may have two.like system logic connector
- :param connetor_id:
- :return:
- """
- connectors = list(self.get_connector(id) for id in connetor_id)
- return connectors
- def get_connector(self, connector_id):
- """
- Get Connector by Id.
- :param connector_id:
- :return:
- """
- cons = list(c for c in self.connector_data if c.id == connector_id)
- return cons[0]
- def get_element(self, element_id):
- """
- Get Element by Id.
- :param eleemnt_id:
- :return:
- """
- return self.element_data[element_id]
- class SystemFlowDirection(Enum):
- """Edge Flow Direction.
- """
- flow_in = 1
- flow_out = -1
- flow_undefine = 0
- class SystemVertexType(Enum):
- """Vertex Type.
- """
- real_point = 0
- imaginary_point = 1
- hollow_dot = 2
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