import datetime
import os

from django.http import HttpResponse
from rest_framework.views import APIView

import util_doc
from TestLaboratory.settings import SOFTWARE_ROOT
from apps.software.models import Software

import logging

from apps.task.models import BeidouCase
from apps.user.models import User
from util_xlsx import write_to_xlsx

logger = logging.getLogger('django')


class Report(APIView):
    authentication_classes = []

    @staticmethod
    def convert_to_string(word_list):
        for i in range(len(word_list)):
            if word_list[i] is None:
                word_list[i] = ''
            elif not isinstance(word_list[i], str):
                word_list[i] = str(word_list[i])
        return word_list

    # generate report
    @staticmethod
    # @RoleControl
    def get(request, software_id, *args, **kwargs):
        software = Software.objects.filter(id=software_id, delete=False)
        if not software:
            logger.error("软件已删除或不存在")
            return HttpResponse(status=404, content='软件已删除或不存在')
        software = software[0]

        beidou_cases = BeidouCase.objects.order_by('-create_time')

        beidou_cases = beidou_cases.filter(software_id=software_id)

        version = request.GET.get('version')
        if version:
            beidou_cases = beidou_cases.filter(version=version)

        export_type = request.GET.get('export_type')

        file_name = software.name + '-全部测试用例.xls'
        if export_type:
            if export_type == '2':
                file_name = software.name + '-不合格测试用例.xls'
                beidou_cases = beidou_cases.filter(state=2)

        if not beidou_cases:
            logger.error("无符合要求的测试用例")
            return HttpResponse(status=404, content='无符合要求的测试用例')

        update_time = datetime.datetime.now()
        file_dir = SOFTWARE_ROOT + "/" + str(update_time)
        if not os.path.exists(file_dir):
            os.makedirs(file_dir)
        file_path = file_dir + "/" + file_name

        cases_info = [
            ['测试项目', '版本', '测试内容', '定位精度', '定时精度', '伪距测量精度', '载波测量精度', '测速精度',
             '捕获灵敏度', '接收灵敏度', '跟踪灵敏度', '功率范围', '自主完好性', '系统完好性', '首次捕获时间',
             '失锁重捕时间', '定位测速更新率', '跟踪通道数', '最大速度', '最大加速度', '执行结果', '测试人员', '备注']]

        for case in beidou_cases:
            power = ''
            if case.power_range_low and case.power_range_high:
                power = str(case.power_range_low) + '-' + str(case.power_range_high)
            state = '成功'
            if case.state == 2:
                state = '失败'
            executor_name = User.objects.filter(id=case.executor_id)[0].username

            cases_info.append(Report.convert_to_string(
                [software.name, case.version, case.title, case.positioning_accuracy, case.timing_accuracy,
                 case.pseudo_range_measurement_accuracy, case.carrier_measurement_accuracy,
                 case.speed_measurement_accuracy, case.sensitivity_capture, case.receiving_sensitivity,
                 case.sensitivity_track, power, case.self_integrity, case.system_integrity, case.capture_time,
                 case.recapture_time, case.update_rate, case.trace_channels, case.max_velocity, case.max_acceleration,
                 state, executor_name, case.remark]
            ))

        sio = write_to_xlsx(file_path, cases_info)
        sio.seek(0)
        response = HttpResponse(sio.getvalue(), content_type='application/vnd.ms-excel')
        # response['Content-Disposition'] = 'attachment; filename*=UTF-8''{}'.format(escape_uri_path(file_name))
        response['Content-Disposition'] = 'attachment; filename="{0}"'.format(file_name).encode('utf-8',
                                                                                                'ISO-8859-1')
        response.write(sio.getvalue())
        # executor, action, method = get_log(request)
        # gen_log(action, "测试任务", task.title, method, executor)
        return response