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

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from django.contrib.postgres.fields import ArrayField
from django.db import models
from django.utils import timezone
from simple_history.models import HistoricalRecords
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from .constants import *
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# from .utils import *
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class User(models.Model):
email = models.EmailField(primary_key=True, blank=False, max_length=JNF_TEXT_MAX_CHARACTER_COUNT)
id = models.CharField(blank=False, max_length=25, db_index=True)
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user_type = ArrayField(models.CharField(blank=False, max_length=10), size=4, default=list, blank=False)
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last_login_time = models.DateTimeField(default=timezone.now)
history = HistoricalRecords()
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class Meta:
verbose_name_plural = "User"
unique_together = ('email', 'id')
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class Student(models.Model):
id = models.CharField(blank=False, max_length=15, primary_key=True)
roll_no = models.IntegerField(blank=False)
name = models.CharField(blank=False, max_length=JNF_TEXT_MAX_CHARACTER_COUNT)
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batch = models.CharField(max_length=10, choices=BATCH_CHOICES, blank=False)
branch = models.CharField(choices=BRANCH_CHOICES, blank=False, max_length=10)
phone_number = models.PositiveBigIntegerField(blank=True, default=None, null=True)
resumes = ArrayField(models.CharField(null=True, default=None, max_length=JNF_TEXT_MAX_CHARACTER_COUNT), size=10,
default=list, blank=True)
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cpi = models.DecimalField(decimal_places=2, max_digits=4)
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can_apply = models.BooleanField(default=True, verbose_name='Registered')
changed_by = models.ForeignKey(User, blank=True, on_delete=models.RESTRICT, default=None, null=True)
degree = models.CharField(choices=DEGREE_CHOICES, blank=False, max_length=10, default=DEGREE_CHOICES[0][0])
history = HistoricalRecords(user_model=User)
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def __str__(self):
return str(self.roll_no)
@property
def _history_user(self):
return self.changed_by
@_history_user.setter
def _history_user(self, value):
if isinstance(value, User):
self.changed_by = value
else:
self.changed_by = None
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class Admin(models.Model):
id = models.CharField(blank=False, max_length=15, primary_key=True)
name = models.CharField(blank=False, max_length=JNF_TEXT_MAX_CHARACTER_COUNT)
changed_by = models.ForeignKey(User, blank=True, on_delete=models.RESTRICT, default=None, null=True)
history = HistoricalRecords(user_model=User)
@property
def _history_user(self):
return self.changed_by
@_history_user.setter
def _history_user(self, value):
if isinstance(value, User):
self.changed_by = value
else:
self.changed_by = None
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def two_day_after_today():
# round off to nearest day
return timezone.now().replace(hour=0, minute=0, second=0, microsecond=0) + timezone.timedelta(days=2)
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class Placement(models.Model):
id = models.CharField(blank=False, primary_key=True, max_length=15)
# Company Details
company_name = models.CharField(blank=False, max_length=JNF_SMALLTEXT_MAX_CHARACTER_COUNT)
address = models.CharField(blank=False, max_length=JNF_TEXTAREA_MAX_CHARACTER_COUNT)
company_type = models.CharField(blank=False, max_length=JNF_SMALLTEXT_MAX_CHARACTER_COUNT)
nature_of_business = models.CharField(blank=False, max_length=JNF_SMALLTEXT_MAX_CHARACTER_COUNT, default="")
type_of_organisation = models.CharField(max_length=JNF_SMALLTEXT_MAX_CHARACTER_COUNT, default="", blank=False)
website = models.CharField(blank=True, max_length=JNF_TEXT_MAX_CHARACTER_COUNT)
company_details = models.CharField(max_length=JNF_TEXTAREA_MAX_CHARACTER_COUNT, default=None, null=True, blank=True)
company_details_pdf_names = ArrayField(
models.CharField(null=True, default=None, max_length=JNF_TEXT_MAX_CHARACTER_COUNT), size=5,
default=list, blank=True)
is_company_details_pdf = models.BooleanField(blank=False, default=False)
contact_person_name = models.CharField(blank=False, max_length=JNF_TEXT_MAX_CHARACTER_COUNT)
phone_number = models.PositiveBigIntegerField(blank=False)
email = models.CharField(blank=False, max_length=JNF_SMALLTEXT_MAX_CHARACTER_COUNT, default="")
city = models.CharField(blank=False, max_length=JNF_SMALLTEXT_MAX_CHARACTER_COUNT, default="")
state = models.CharField(blank=False, max_length=JNF_SMALLTEXT_MAX_CHARACTER_COUNT, default="")
country = models.CharField(blank=False, max_length=JNF_SMALLTEXT_MAX_CHARACTER_COUNT, default="")
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pin_code = models.IntegerField(blank=False, default=None, null=True)
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city_type = models.CharField(blank=False, max_length=15, choices=OFFER_CITY_TYPE)
# Job Details
designation = models.CharField(blank=False, max_length=JNF_TEXT_MAX_CHARACTER_COUNT, default=None, null=True)
description = models.CharField(blank=False, max_length=JNF_TEXTAREA_MAX_CHARACTER_COUNT, default=None, null=True)
job_location = models.CharField(blank=False, max_length=JNF_SMALLTEXT_MAX_CHARACTER_COUNT, default="")
description_pdf_names = ArrayField(
models.CharField(null=True, default=None, max_length=JNF_TEXT_MAX_CHARACTER_COUNT), size=5, default=list,
blank=True)
is_description_pdf = models.BooleanField(blank=False, default=False)
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compensation_CTC = models.IntegerField(blank=False, default=None, null=True) # Job - Per Year
compensation_gross = models.IntegerField(blank=False, default=None, null=True)
compensation_take_home = models.IntegerField(blank=False, default=None, null=True)
compensation_bonus = models.IntegerField(blank=True, default=None, null=True)
compensation_details_pdf_names = ArrayField(
models.CharField(null=True, default=None, max_length=JNF_TEXT_MAX_CHARACTER_COUNT), size=5,
default=list, blank=True)
is_compensation_details_pdf = models.BooleanField(blank=False, default=False)
bond_details = models.CharField(blank=True, max_length=JNF_TEXTAREA_MAX_CHARACTER_COUNT)
selection_procedure_rounds = ArrayField(
models.CharField(null=True, default=None, max_length=JNF_TEXT_MAX_CHARACTER_COUNT), size=10,
default=list, blank=True)
selection_procedure_details = models.CharField(blank=True, max_length=JNF_TEXTAREA_MAX_CHARACTER_COUNT)
selection_procedure_details_pdf_names = ArrayField(
models.CharField(null=True, default=None, max_length=JNF_TEXT_MAX_CHARACTER_COUNT),
size=5, default=list, blank=True)
is_selection_procedure_details_pdf = models.BooleanField(blank=False, default=False)
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tier = models.CharField(blank=False, choices=TIERS, max_length=10, default=None, null=True)
tentative_date_of_joining = models.DateField(blank=False, verbose_name="Tentative Date", default=timezone.now)
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allowed_batch = ArrayField(
models.CharField(max_length=10, choices=BATCH_CHOICES),
size=TOTAL_BATCHES,
default=list
)
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allowed_branch = ArrayField(
models.CharField(choices=BRANCH_CHOICES, blank=False, max_length=10),
size=TOTAL_BRANCHES,
default=list
)
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tentative_no_of_offers = models.IntegerField(blank=False, default=None, null=True)
rs_eligible = models.BooleanField(blank=False, default=False)
other_requirements = models.CharField(blank=True, max_length=JNF_TEXTAREA_MAX_CHARACTER_COUNT, default="")
additional_info = ArrayField(models.CharField(blank=True, max_length=JNF_TEXTMEDIUM_MAX_CHARACTER_COUNT), size=15,
default=list, blank=True)
email_verified = models.BooleanField(blank=False, default=False)
offer_accepted = models.BooleanField(blank=False, default=None, null=True)
deadline_datetime = models.DateTimeField(blank=False, verbose_name="Deadline Date", default=two_day_after_today)
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created_at = models.DateTimeField(blank=False, default=None, null=True)
updated_at = models.DateTimeField(blank=False, default=None, null=True)
changed_by = models.ForeignKey(User, on_delete=models.CASCADE, blank=True, null=True)
history = HistoricalRecords(user_model=User)
def format(self):
if self.company_name is not None:
self.company_name = self.company_name.strip()[:JNF_SMALLTEXT_MAX_CHARACTER_COUNT]
if self.company_type is not None:
self.company_type = self.company_type.strip()[:JNF_SMALLTEXT_MAX_CHARACTER_COUNT]
if self.company_details is not None:
self.company_details = self.company_details.strip()[:JNF_TEXTAREA_MAX_CHARACTER_COUNT]
if self.address is not None:
self.address = self.address.strip()[:JNF_TEXTAREA_MAX_CHARACTER_COUNT]
if self.nature_of_business is not None:
self.nature_of_business = self.nature_of_business.strip()[:JNF_TEXTAREA_MAX_CHARACTER_COUNT]
if self.type_of_organisation is not None:
self.type_of_organisation = self.type_of_organisation.strip()[:JNF_TEXTAREA_MAX_CHARACTER_COUNT]
if self.website is not None:
self.website = self.website.strip()[:JNF_TEXT_MAX_CHARACTER_COUNT]
if self.contact_person_name is not None:
self.contact_person_name = self.contact_person_name.strip()[:JNF_TEXT_MAX_CHARACTER_COUNT]
if self.email is not None:
self.email = self.email.strip()[:JNF_SMALLTEXT_MAX_CHARACTER_COUNT]
if self.city is not None:
self.city = self.city.strip()[:JNF_SMALLTEXT_MAX_CHARACTER_COUNT]
if self.state is not None:
self.state = self.state.strip()[:JNF_SMALLTEXT_MAX_CHARACTER_COUNT]
if self.country is not None:
self.country = self.country.strip()[:JNF_SMALLTEXT_MAX_CHARACTER_COUNT]
if self.city_type is not None:
self.city_type = self.city_type.strip()[:JNF_SMALLTEXT_MAX_CHARACTER_COUNT]
if self.designation is not None:
self.designation = self.designation.strip()[:JNF_TEXT_MAX_CHARACTER_COUNT]
if self.description is not None:
self.description = self.description.strip()[:JNF_TEXTAREA_MAX_CHARACTER_COUNT]
if self.job_location is not None:
self.job_location = self.job_location.strip()[:JNF_TEXTAREA_MAX_CHARACTER_COUNT]
if self.selection_procedure_details is not None:
self.selection_procedure_details = self.selection_procedure_details.strip()[
:JNF_TEXTAREA_MAX_CHARACTER_COUNT]
if self.bond_details is not None:
self.bond_details = self.bond_details.strip()[:JNF_TEXTAREA_MAX_CHARACTER_COUNT]
if self.other_requirements is not None:
self.other_requirements = self.other_requirements.strip()[:JNF_TEXTAREA_MAX_CHARACTER_COUNT]
if self.additional_info is not None:
self.additional_info = [info.strip()[:JNF_TEXTMEDIUM_MAX_CHARACTER_COUNT] for info in
list(self.additional_info)]
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@property
def _history_user(self):
return self.changed_by
@_history_user.setter
def _history_user(self, value):
if isinstance(value, User):
self.changed_by = value
else:
self.changed_by = None
def save(self, *args, **kwargs):
''' On save, add timestamps '''
if not self.created_at:
self.created_at = timezone.now()
self.format()
self.updated_at = timezone.now()
return super(Placement, self).save(*args, **kwargs)
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def __str__(self):
return self.company_name + " - " + self.id
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class PlacementApplication(models.Model):
id = models.CharField(blank=False, primary_key=True, max_length=15)
placement = models.ForeignKey(Placement, blank=False, on_delete=models.RESTRICT, default=None, null=True)
student = models.ForeignKey(Student, blank=False, on_delete=models.CASCADE)
resume = models.CharField(max_length=JNF_TEXT_MAX_CHARACTER_COUNT, blank=False, null=True, default=None)
additional_info = models.JSONField(blank=True, null=True, default=None)
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selected = models.BooleanField(null=True, default=None, blank=True)
applied_at = models.DateTimeField(blank=False, default=None, null=True)
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updated_at = models.DateTimeField(blank=False, default=None, null=True)
changed_by = models.ForeignKey(User, blank=False, on_delete=models.RESTRICT, default=None, null=True)
history = HistoricalRecords(user_model=User)
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def save(self, *args, **kwargs):
''' On save, add timestamps '''
if not self.applied_at:
self.applied_at = timezone.now()
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self.updated_at = timezone.now()
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return super(PlacementApplication, self).save(*args, **kwargs)
@property
def _history_user(self):
return self.changed_by
@_history_user.setter
def _history_user(self, value):
if isinstance(value, User):
self.changed_by = value
else:
self.changed_by = None
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class Meta:
verbose_name_plural = "Placement Applications"
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unique_together = ('placement_id', 'student_id')
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def __str__(self):
return self.placement.company_name + " - " + self.student.name
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class PrePlacementOffer(models.Model):
id = models.AutoField(primary_key=True)
student = models.ForeignKey(Student, on_delete=models.CASCADE, blank=False)
company = models.CharField(max_length=JNF_SMALLTEXT_MAX_CHARACTER_COUNT, blank=False, default="",
verbose_name="Company Name")
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compensation = models.IntegerField(blank=False) # Job - Per Year
compensation_details = models.CharField(blank=True, max_length=200)
tier = models.CharField(blank=False, choices=TIERS, max_length=10)
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designation = models.CharField(blank=False, max_length=100, default=None, null=True)
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accepted = models.BooleanField(default=None, null=True)
changed_by = models.ForeignKey(User, blank=False, on_delete=models.RESTRICT, default=None, null=True)
history = HistoricalRecords(user_model=User)
@property
def _history_user(self):
return self.changed_by
@_history_user.setter
def _history_user(self, value):
if isinstance(value, User):
self.changed_by = value
else:
self.changed_by = None