nostrrelay/relay/relay.py
2023-04-06 18:14:12 +03:00

132 lines
3.8 KiB
Python

import json
from sqlite3 import Row
from typing import Optional
from pydantic import BaseModel, Field
class Spec(BaseModel):
class Config:
allow_population_by_field_name = True
class FilterSpec(Spec):
max_client_filters = Field(0, alias="maxClientFilters")
limit_per_filter = Field(1000, alias="limitPerFilter")
class EventSpec(Spec):
max_events_per_hour = Field(0, alias="maxEventsPerHour")
created_at_days_past = Field(0, alias="createdAtDaysPast")
created_at_hours_past = Field(0, alias="createdAtHoursPast")
created_at_minutes_past = Field(0, alias="createdAtMinutesPast")
created_at_seconds_past = Field(0, alias="createdAtSecondsPast")
created_at_days_future = Field(0, alias="createdAtDaysFuture")
created_at_hours_future = Field(0, alias="createdAtHoursFuture")
created_at_minutes_future = Field(0, alias="createdAtMinutesFuture")
created_at_seconds_future = Field(0, alias="createdAtSecondsFuture")
@property
def created_at_in_past(self) -> int:
return (
self.created_at_days_past * 86400
+ self.created_at_hours_past * 3600
+ self.created_at_minutes_past * 60
+ self.created_at_seconds_past
)
@property
def created_at_in_future(self) -> int:
return (
self.created_at_days_future * 86400
+ self.created_at_hours_future * 3600
+ self.created_at_minutes_future * 60
+ self.created_at_seconds_future
)
class StorageSpec(Spec):
free_storage_value = Field(1, alias="freeStorageValue")
free_storage_unit = Field("MB", alias="freeStorageUnit")
full_storage_action = Field("prune", alias="fullStorageAction")
@property
def free_storage_bytes_value(self):
value = self.free_storage_value * 1024
if self.free_storage_unit == "MB":
value *= 1024
return value
class AuthSpec(Spec):
require_auth_events = Field(False, alias="requireAuthEvents")
skiped_auth_events = Field([], alias="skipedAuthEvents")
forced_auth_events = Field([], alias="forcedAuthEvents")
require_auth_filter = Field(False, alias="requireAuthFilter")
def event_requires_auth(self, kind: int) -> bool:
if self.require_auth_events:
return kind not in self.skiped_auth_events
return kind in self.forced_auth_events
class PaymentSpec(Spec):
is_paid_relay = Field(False, alias="isPaidRelay")
cost_to_join = Field(0, alias="costToJoin")
storage_cost_value = Field(0, alias="storageCostValue")
storage_cost_unit = Field("MB", alias="storageCostUnit")
@property
def is_free_to_join(self):
return not self.is_paid_relay or self.cost_to_join == 0
class WalletSpec(Spec):
wallet = Field("")
class RelayPublicSpec(FilterSpec, EventSpec, StorageSpec, PaymentSpec):
domain: str = ""
@property
def is_read_only_relay(self):
self.free_storage_value == 0 and not self.is_paid_relay
class RelaySpec(RelayPublicSpec, WalletSpec, AuthSpec):
pass
class NostrRelay(BaseModel):
id: str
name: str
description: Optional[str]
pubkey: Optional[str]
contact: Optional[str]
active: bool = False
config: "RelaySpec" = RelaySpec()
@property
def is_free_to_join(self):
return not self.config.is_paid_relay or self.config.cost_to_join == 0
@classmethod
def from_row(cls, row: Row) -> "NostrRelay":
relay = cls(**dict(row))
relay.config = RelaySpec(**json.loads(row["meta"]))
return relay
@classmethod
def info(
cls,
) -> dict:
return {
"contact": "https://t.me/lnbits",
"supported_nips": [1, 2, 4, 9, 11, 15, 16, 20, 22, 28, 42],
"software": "LNbits",
"version": "",
}