mirror of
https://github.com/RoboSats/robosats.git
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75f04579ed
* Refactor models into a module * Rename Profile model as Robot * Underscore numeric literals
121 lines
3.7 KiB
Python
121 lines
3.7 KiB
Python
from decouple import config
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from django.contrib.auth.models import User
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from django.core.validators import MaxValueValidator, MinValueValidator
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from django.db import models
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from django.template.defaultfilters import truncatechars
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from django.utils import timezone
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from control.models import BalanceLog
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MAX_TRADE = config("MAX_TRADE", cast=int, default=1_000_000)
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MIN_SWAP_AMOUNT = config("MIN_SWAP_AMOUNT", cast=int, default=1_000_000)
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class OnchainPayment(models.Model):
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class Concepts(models.IntegerChoices):
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PAYBUYER = 3, "Payment to buyer"
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class Status(models.IntegerChoices):
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CREAT = 0, "Created" # User was given platform fees and suggested mining fees
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VALID = 1, "Valid" # Valid onchain address and fee submitted
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MEMPO = 2, "In mempool" # Tx is sent to mempool
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CONFI = 3, "Confirmed" # Tx is confirmed +2 blocks
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CANCE = 4, "Cancelled" # Cancelled tx
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QUEUE = 5, "Queued" # Payment is queued to be sent out
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def get_balance():
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balance = BalanceLog.objects.create()
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return balance.time
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# payment use details
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concept = models.PositiveSmallIntegerField(
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choices=Concepts.choices, null=False, default=Concepts.PAYBUYER
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)
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status = models.PositiveSmallIntegerField(
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choices=Status.choices, null=False, default=Status.CREAT
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)
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broadcasted = models.BooleanField(default=False, null=False, blank=False)
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# payment info
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address = models.CharField(
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max_length=100, unique=False, default=None, null=True, blank=True
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)
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txid = models.CharField(
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max_length=64, unique=True, null=True, default=None, blank=True
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)
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num_satoshis = models.PositiveBigIntegerField(
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null=True,
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validators=[
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MinValueValidator(0.5 * MIN_SWAP_AMOUNT),
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MaxValueValidator(1.5 * MAX_TRADE),
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],
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)
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sent_satoshis = models.PositiveBigIntegerField(
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null=True,
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validators=[
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MinValueValidator(0.5 * MIN_SWAP_AMOUNT),
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MaxValueValidator(1.5 * MAX_TRADE),
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],
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)
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# fee in sats/vbyte with mSats decimals fee_msat
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suggested_mining_fee_rate = models.DecimalField(
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max_digits=6,
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decimal_places=3,
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default=2.05,
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null=False,
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blank=False,
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validators=[MinValueValidator(1), MaxValueValidator(999)],
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)
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mining_fee_rate = models.DecimalField(
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max_digits=6,
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decimal_places=3,
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default=2.05,
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null=False,
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blank=False,
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validators=[MinValueValidator(1), MaxValueValidator(999)],
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)
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mining_fee_sats = models.PositiveBigIntegerField(default=0, null=False, blank=False)
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# platform onchain/channels balance at creation, swap fee rate as percent of total volume
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balance = models.ForeignKey(
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BalanceLog,
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related_name="balance",
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on_delete=models.SET_NULL,
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null=True,
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default=get_balance,
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)
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swap_fee_rate = models.DecimalField(
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max_digits=4,
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decimal_places=2,
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default=config("MIN_SWAP_FEE", cast=float, default=0.01) * 100,
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null=False,
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blank=False,
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)
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created_at = models.DateTimeField(default=timezone.now)
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# involved parties
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receiver = models.ForeignKey(
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User,
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related_name="tx_receiver",
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on_delete=models.SET_NULL,
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null=True,
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default=None,
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)
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def __str__(self):
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return f"TX-{str(self.id)}: {self.Concepts(self.concept).label} - {self.Status(self.status).label}"
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class Meta:
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verbose_name = "Onchain payment"
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verbose_name_plural = "Onchain payments"
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@property
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def hash(self):
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# Display txid as 'hash' truncated
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return truncatechars(self.txid, 10)
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