cdc-placement-website-backend/CDC_Backend/APIs/studentViews.py

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2021-10-15 20:47:23 +05:30
import logging
from os import path, remove
from rest_framework.decorators import api_view
from .serializers import *
from .utils import *
logger = logging.getLogger('db')
@api_view(['POST'])
@isAuthorized(allowed_users='*')
def login(request, id, email, user_type):
try:
return Response({'action': "Login", 'message': "Verified", "user_type": user_type},
status=status.HTTP_200_OK)
except:
return Response({'action': "Login", 'message': "Error Occurred {0}".format(
str(sys.exc_info()[1]))},
status=status.HTTP_400_BAD_REQUEST)
@api_view(['GET'])
@isAuthorized(allowed_users=[STUDENT])
def studentProfile(request, id, email, user_type):
try:
studentDetails = get_object_or_404(Student, id=id)
data = StudentSerializer(studentDetails).data
return Response({'action': "Student Profile", 'message': "Details Found", "details": data},
status=status.HTTP_200_OK)
except:
return Response({'action': "Student Profile", 'message': "Error Occurred {0}".format(str(sys.exc_info()[1]))},
status=status.HTTP_400_BAD_REQUEST)
@api_view(['POST'])
@isAuthorized(allowed_users=[STUDENT])
def addResume(request, id, email, user_type):
destination_path = ""
try:
student = get_object_or_404(Student, id=id)
prefix = generateRandomString()
files = request.FILES
file_name = prefix + "_" + files['file'].name
print(file_name)
student.resumes.append(file_name)
file = files['file']
destination_path = STORAGE_DESTINATION + str(file_name)
if path.exists(destination_path):
remove(destination_path)
with open(destination_path, 'wb+') as destination:
for chunk in file.chunks():
destination.write(chunk)
student.save()
return Response({'action': "Upload Resume", 'message': "Resume Added"},
status=status.HTTP_200_OK)
except Http404:
return Response({'action': "Upload Resume", 'message': 'Student Not Found'},
status=status.HTTP_404_NOT_FOUND)
except:
if path.exists(destination_path):
logger.error("Upload Resume: Error in Saving Resume")
remove(destination_path)
else:
logger.warning("Upload Resume: " + str(sys.exc_info()))
return Response({'action': "Upload Resume", 'message': "Error Occurred {0}".format(
str(sys.exc_info()[1]))},
status=status.HTTP_400_BAD_REQUEST)
@api_view(['GET'])
@isAuthorized(allowed_users=[STUDENT])
def getDashboard(request, id, email, user_type):
try:
studentDetails = get_object_or_404(Student, id=id)
placements = Placement.objects.filter(allowed_batch__contains=[studentDetails.batch],
allowed_branch__contains=[studentDetails.branch],
status=STATUS_ACCEPTING_APPLICATIONS)
placementsdata = PlacementSerializer(placements, many=True).data
placementApplications = PlacementApplication.objects.filter(student_id=id)
placementApplications = PlacementApplicationSerializer(placementApplications, many=True).data
return Response(
{'action': "Placement and Internships", 'message': "Data Found", "placements": placementsdata,
'placementApplication': placementApplications},
status=status.HTTP_200_OK)
except Http404:
return Response({'action': "Placements and Internships", 'message': 'Student Not Found'},
status=status.HTTP_404_NOT_FOUND)
except:
logger.warning("Placements and Internships: " + str(sys.exc_info()))
return Response({'action': "Placements and Internships", 'message': "Error Occurred {0}".format(
str(sys.exc_info()[1]))},
status=status.HTTP_400_BAD_REQUEST)
@api_view(['POST'])
@isAuthorized(allowed_users=[STUDENT])
@precheck(required_data=[RESUME_FILE_NAME])
def deleteResume(request, id, email, user_type):
try:
student = get_object_or_404(Student, id=id)
file_name = request.data[RESUME_FILE_NAME]
destination_path = STORAGE_DESTINATION + str(file_name)
if path.exists(destination_path):
remove(destination_path)
student.resumes.remove(file_name)
student.save()
return Response({'action': "Delete Resume", 'message': "Resume Deleted"},
status=status.HTTP_200_OK)
else:
raise FileNotFoundError("File Not Found")
except Http404:
return Response({'action': "Delete Resume", 'message': 'Student Not Found'},
status=status.HTTP_404_NOT_FOUND)
except FileNotFoundError as e:
return Response({'action': "Delete Resume", 'message': str(e)},
status=status.HTTP_404_NOT_FOUND)
except:
logger.warning("Delete Resume: " + str(sys.exc_info()))
return Response({'action': "Delete Resume", 'message': "Error Occurred {0}".format(
str(sys.exc_info()))},
status=status.HTTP_400_BAD_REQUEST)
@api_view(['POST'])
@isAuthorized(allowed_users=[STUDENT])
@precheck(required_data=[APPLICATION_OPENING_TYPE, APPLICATION_OPENING_ID, RESUME_FILE_NAME,
APPLICATION_ADDITIONAL_INFO])
def submitApplication(request, id, email, user_type):
try:
data = request.data
student = get_object_or_404(Student, id=id)
if data[APPLICATION_OPENING_TYPE] == PLACEMENT:
if not len(PlacementApplication.objects.filter(
student_id=id, placement_id=data[APPLICATION_OPENING_ID])):
application = PlacementApplication()
opening = get_object_or_404(Placement, id=data[APPLICATION_OPENING_ID],
status=STATUS_ACCEPTING_APPLICATIONS)
cond_stat, cond_msg = PlacementApplicationConditions(student, opening)
print(cond_stat, cond_msg)
if not cond_stat:
raise PermissionError(cond_msg)
application.placement = opening
else:
raise PermissionError("Application is already Submitted")
else:
raise ValueError(APPLICATION_OPENING_TYPE + " is Invalid")
if data[RESUME_FILE_NAME] in student.resumes:
application.resume = data[RESUME_FILE_NAME]
else:
raise FileNotFoundError(RESUME_FILE_NAME + " Not Found")
application.student = student
application.id = generateRandomString()
for i in opening.additional_info:
if i not in data[APPLICATION_ADDITIONAL_INFO]:
print(i)
raise AttributeError(i + " not found in Additional Info")
application.additional_info = data[APPLICATION_ADDITIONAL_INFO]
if not sendApplicationEmail(email, student.name, opening.company.name, data[APPLICATION_OPENING_TYPE],
data[APPLICATION_ADDITIONAL_INFO]):
logger.error("Submit Application: Unable to Send Email")
# raise RuntimeError("Unable to Send Email")
application.save()
return Response({'action': "Submit Application", 'message': "Application Submitted"},
status=status.HTTP_200_OK)
except PermissionError as e:
return Response({'action': "Submit Application", 'message': str(e)},
status=status.HTTP_403_FORBIDDEN)
except FileNotFoundError as e:
return Response({'action': "Submit Application", 'message': str(e)},
status=status.HTTP_404_NOT_FOUND)
except:
logger.warning("Submit Application: " + str(sys.exc_info()))
return Response({'action': "Submit Application", 'message': "Error Occurred {0}".format(
str(sys.exc_info()[1]))},
status=status.HTTP_400_BAD_REQUEST)