# coding=utf-8
import os

import datetime
import django
import sys


sys.path.append("/var/www/projects/lms/")
os.environ.setdefault("DJANGO_SETTINGS_MODULE", "lms.settings")
django.setup()
from journals.models import TeacherJ, LessonJ, HomeworkJ, ExamJ, CourseThemeJ
from courses.models import Course, CourseMap


def getMap_journal(_map, student):
    ob = None
    if _map._type == 'L':
        #try:
        ob = LessonJ.objects.get(material=_map.lesson, student=student)
        #except LessonJ.DoesNotExist:
        #    print _map.lesson
        #    print student.email
        #    raise LessonJ.DoesNotExist

    elif _map._type == 'H':
        #try:
        ob = HomeworkJ.objects.get(material=_map.homework, student=student)
        #except HomeworkJ.DoesNotExist:
        #    print _map.lesson
        #    print student.email
        #    raise HomeworkJ.DoesNotExist

    elif _map._type == 'E':
        #try:
        ob = ExamJ.objects.get(material=_map.exam, student=student)
        #except ExamJ.DoesNotExist:
        #    print _map.lesson
        #    print student.email
        #    raise ExamJ.DoesNotExist

    return ob


def rel(j):
    j.date = None
    j.f_date = None
    j.success = False
    j.save()

for course in Course.objects.all():
    print course
    for journal in TeacherJ.objects.filter(course=course).order_by('-student__id'):
        for theme in CourseThemeJ.objects.filter(parent=journal):
            #print theme
            theme.date = None
            theme.f_date = None
            theme.success = False
            theme.save()

        last = None
        _reload = False

        for _map in CourseMap.objects.filter(course=course).order_by('sort'):
            try:
                j = getMap_journal(_map, journal.student)
            except LessonJ.DoesNotExist:
                pass
            except HomeworkJ.DoesNotExist:
                pass
            except ExamJ.DoesNotExist:
                pass
            else:
                status = j.get_status_flag()

                if status == 'F' and j.date and j.f_date and j.success and not _reload:
                    last = j

                elif _reload:
                    rel(j)

                elif _map.sort and last:
                    if getMap_journal(CourseMap.objects.get(course=course, sort=int(_map.sort)-1), journal.student) == last:
                        _reload = True
                        s = False
                        if not j.date:
                            j.date = datetime.datetime.now()
                            s = True

                        if j.f_date:
                            j.f_date = None
                            s = True

                        if j.success:
                            j.success = False
                            s = True

                        if s:
                            j.save()

                elif _map.sort and not last:
                    _reload = True
                    rel(j)