import logging
import os
import sys
from typing import List

import grpc

from app.global_source import g_config
from google.protobuf.json_format import MessageToDict
sys.path.append(os.path.abspath(os.path.join(os.path.dirname(__file__), '../proto')))
from proto import phase_server_pb2_grpc, phase_server_pb2


def channel_stub():
    channel = grpc.insecure_channel(f"{g_config['rpc_host']}:{g_config['rpc_port']}")
    stub = phase_server_pb2_grpc.PhaseServiceStub(channel)
    return stub, channel


def get_exception_phase_cross():
    stub, channel = channel_stub()
    try:
        return stub.ExceptionPhaseCross(phase_server_pb2.EmptyRequest(), timeout=30)
    except Exception as e:
        logging.error(e)
        return phase_server_pb2.ExceptionPhaseCrossResponse()
    finally:
        channel.close()


def get_exception_phase_cross_info(citycode):
    stub, channel = channel_stub()
    try:
        request_params = phase_server_pb2.ExceptionPhaseCrossInfoRequest(citycode=citycode)
        return stub.ExceptionPhaseCrossInfo(request_params, timeout=30), None
    except Exception as e:
        return None, e
    finally:
        channel.close()


def get_green_cross_phase(citycode: int = 0, crossids: List[str] = []):
    stub, channel = channel_stub()
    try:
        request_params = phase_server_pb2.ExceptionPhaseByCrossIDsRequest(citycode=citycode, crossid=crossids)
        return stub.ExceptionPhaseByCrossIDs(request_params, timeout=30), None
    except Exception as e:
        return None, e
    finally:
        channel.close()


def GetCrossPhaseDetailByCrossIDs(citycode: int = 0, crossids: List[str] = [], gw_src_dir='', tp_start='', tp_end='',
                                  week='', wave_id=''):
    stub, channel = channel_stub()
    try:
        request_params = phase_server_pb2.GetCrossPhaseDetailByCrossIDsRequest(citycode=citycode, crossids=crossids,
                                                                               gw_src_dir=gw_src_dir, tp_start=tp_start,
                                                                               tp_end=tp_end, week=week,
                                                                               wave_id=wave_id)
        return stub.GetCrossPhaseDetailByCrossIDs(request_params, timeout=30), None
    except Exception as e:
        return None, e
    finally:
        channel.close()


#获取有配时方案路口ID
def GetPhaseCrossID():
    stub, channel = channel_stub()
    try:
        return stub.GetPhaseCrossID(phase_server_pb2.EmptyRequest(), timeout=30), None
    except Exception as e:
        return None, e
    finally:
        channel.close()


def GetPhaseGreenRatio(citycode: int = 0, crossids: List[str] = [], gw_src_dir='', tp_start='', tp_end='', week='',
                       wave_id=''):
    stub, channel = channel_stub()
    try:
        request_params = phase_server_pb2.PhaseGreenRatioRequest(citycode=citycode, crossids=crossids,
                                                                 gw_src_dir=gw_src_dir, tp_start=tp_start,
                                                                 tp_end=tp_end, week=week, wave_id=wave_id)
        return stub.PhaseGreenRatio(request_params, timeout=30), None
    except Exception as e:
        return None, e
    finally:
        channel.close()


def GetQueryCrossPhaseRelativeOffset(citycode: int = 0, crossids: List[str] = [], tp: str = '', day: str = ''):
    stub, channel = channel_stub()
    try:
        request_params = phase_server_pb2.QueryCrossPhaseRelativeOffsetRequest(citycode=citycode, crossids=crossids,
                                                                               tp=tp, day=day)
        return stub.QueryCrossPhaseRelativeOffset(request_params, timeout=30), None
    except Exception as e:
        return None, e
    finally:
        channel.close()


#更新单绿波配时方案时段与路口配时方案时段对比异常状态
def QueryGreenWaveCrossPhaseTpCheck(waveid: str, citycode: int):
    stub, channel = channel_stub()
    try:
        request_params = phase_server_pb2.GreenWaveCrossPhaseTpCheckRequest(waveid=waveid, citycode=citycode)
        return stub.GreenWaveCrossPhaseTpCheck(request_params, timeout=30), None
    except Exception as e:
        return None, e
    finally:
        channel.close()


def QueryCrossRunningPhase(citycode: int, crossids: [], date_list: [], tp=''):
    """
    路口运行中配时方案
    """
    stub, channel = channel_stub()
    try:
        request_params = phase_server_pb2.CrossRunningPhaseRequest(citycode=citycode, crossids=crossids,
                                                                   date_list=date_list, tp=tp)
        return stub.CrossRunningPhase(request_params, timeout=30), None
    except Exception as e:
        return None, e
    finally:
        channel.close()


def QueryCrossPhaseDiagnosis(citycode: int, crossid: str, date_list: List, tp: str, area_id: int):
    """
    路口配时方案诊断
    返回dict: {},None
    如果报错返回: None, error
    example:
    response , error = QueryCrossPhaseDiagnosis(citycode,crossid,[20251010], "07:00-07:20", 350101)
    if error:
        print(error)
        return f"{error}"

    if len(response) > 0:
        print(response)
    """
    stub, channel = channel_stub()
    try:
        request_params = phase_server_pb2.CrossPhaseDiagnosisRequest(citycode=citycode, crossid=crossid,
                                                                   date_list=date_list, tp=tp, area_id=area_id)
        response = stub.CrossPhaseDiagnosis(request_params, timeout=30)
        if response.code != 0:
            raise Exception(response.msg)
        
        data = MessageToDict(response.data, preserving_proto_field_name=True)
        if len(data) > 0:
            data['total_num'] = len(data['values'])
        return data, None
    except Exception as e:
        return None, e
    finally:
        channel.close()