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import os
from PIL import Image
from django.db import models
from django.db.models.signals import post_save
from django.contrib.sitemaps import Sitemap
from django.dispatch import receiver
from django.urls import reverse
from django.apps import apps
from django.utils.html import format_html
from django.utils import timezone
from django.conf import settings
from django.template.defaultfilters import slugify
from media.models import LuxImage, LuxImageSize
from media.utils import resize_image
from utils.util import render_images, render_products, parse_video, markdown_to_html
def get_upload_path(self, filename):
return "images/products/%s" % (filename)
class Ticker(models.Model):
symbol = models.CharField(max_length=9)
name = models.CharField(max_length=243, blank=True, null=True)
def __str__(self):
return str(self.symbol)
class OptionsTrade(models.Model):
date = models.DateTimeField()
symbol = models.ForeignKey(Ticker, null=True, on_delete=models.SET_NULL)
TRANSACTION_CODE = (
('Trade', 'Trade'),
)
transaction_code = models.CharField(choices=TRANSACTION_CODE, max_length=25)
TRANSACTION_SUBCODE = (
('Buy to Open', 'Buy to Open'),
('Sell to Open', 'Sell to Open'),
('Sell to Close', 'Sell to Close'),
)
transaction_subcode = models.CharField(choices=TRANSACTION_SUBCODE, max_length=25)
BUY_SELL = (
('Buy', 'Buy'),
('Sell', 'Sell'),
)
buy_sell = models.CharField(choices=BUY_SELL, max_length=4)
OPEN_CLOSE = (
('Open', 'Open'),
('Close', 'Close'),
)
open_close = models.CharField(choices=OPEN_CLOSE, max_length=5)
quantity = models.FloatField()
expiration_date = models.DateTimeField()
strike = models.FloatField()
CALL_PUT = (
('C', 'Call'),
('P', 'Put'),
)
call_put = models.CharField(choices=CALL_PUT, max_length=4)
price = models.FloatField()
fees = models.FloatField()
amount = models.FloatField()
description = models.TextField(blank=True)
def __str__(self):
return str(self.symbol)
def get_profit_by_symbol(self,t):
buy_amount = 0
sell_amount = 0
for o in OptionsTrade.objects.filter(symbol__symbol=t).filter(buy_sell="Sell"):
sell_amount+=o.amount+o.fees
for o in OptionsTrade.objects.filter(symbol__symbol=t).filter(buy_sell="Buy"):
buy_amount+=o.amount+o.fees
return buy_amount+sell_amount
def get_profit(self):
buy_amount = 0
sell_amount = 0
for o in OptionsTrade.objects.filter(buy_sell="Sell"):
sell_amount+=o.amount+o.fees
for o in OptionsTrade.objects.filter(buy_sell="Buy"):
buy_amount+=o.amount+o.fees
return buy_amount+sell_amount
class LuxTrade(models.Model):
symbol = models.CharField(max_length=256)
date = models.DateTimeField(auto_now_add=True)
close_date = models.DateTimeField(null=True, blank=True)
open_date = models.DateTimeField(null=True, blank=True)
entry_price = models.FloatField()
stop_price = models.FloatField()
target_price = models.FloatField()
close_price = models.FloatField(null=True, blank=True)
shares = models.FloatField()
STATUS = (
(0, 'Open'),
(1, 'Closed'),
(2, 'Watching'),
)
status = models.IntegerField(choices=STATUS, default=2)
notes = models.TextField(null=True, blank=True)
def __str__(self):
return str(self.symbol)
def get_absolute_url(self):
return reverse('luxtrade:detail', kwargs={"pk": self.pk})
@property
def risk_reward(self):
if self.stop_price > self.entry_price:
return "No risk"
else:
return round((self.entry_price - self.stop_price)/(self.target_price-self.entry_price),2)
@property
def goal_dollars(self):
return round((self.target_price*self.shares)-(self.entry_price*self.shares), 2)
@property
def goal_percent(self):
return round((((self.target_price*self.shares)-(self.entry_price*self.shares))/self.amount_invested)*100, 2)
@property
def risk_dollars(self):
if self.stop_price > self.entry_price:
return 0
else:
return round((self.entry_price-self.stop_price)*self.shares, 2)
@property
def amount_invested(self):
return round(self.entry_price * self.shares, 2)
@property
def realized_dollars(self):
return round((self.close_price*self.shares)-(self.entry_price*self.shares), 2)
@property
def realized_percent(self):
return round((self.realized_dollars/self.amount_invested)*100, 2)
def save(self, *args, **kwargs):
if self.status == 0 and not self.open_date:
self.open_date = timezone.now()
super(LuxTrade, self).save()
class TradeJrnl(models.Model):
date = models.DateTimeField(auto_now_add=True)
body_markdown = models.TextField(blank=True)
body_html = models.TextField(null=True, blank=True)
def __str__(self):
return str(self.date)
@property
def get_previous_admin_url(self):
n = self.get_previous_by_read_date()
return reverse('admin:%s_%s_change' % (self._meta.app_label, self._meta.model_name), args=[n.id])
@property
def get_next_admin_url(self):
model = apps.get_model(app_label=self._meta.app_label, model_name=self._meta.model_name)
try:
return reverse('admin:%s_%s_change' % (self._meta.app_label, self._meta.model_name), args=[self.get_next_by_read_date().pk])
except model.DoesNotExist:
return ''
def save(self, *args, **kwargs):
md = render_images(self.body_markdown)
self.body_html = markdown_to_html(md)
super(TradeJrnl, self).save()
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