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33 lines
834 B
Python
33 lines
834 B
Python
import time
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from dataclasses import dataclass
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@dataclass
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class Delegation:
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delegator_pubkey: str
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delegatee_pubkey: str
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event_kind: int
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duration_secs: int = 30*24*60 # default to 30 days
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signature: str = None # set in PrivateKey.sign_delegation
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@property
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def expires(self) -> int:
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return int(time.time()) + self.duration_secs
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@property
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def conditions(self) -> str:
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return f"kind={self.event_kind}&created_at<{self.expires}"
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@property
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def delegation_token(self) -> str:
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return f"nostr:delegation:{self.delegatee_pubkey}:{self.conditions}"
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def get_tag(self) -> list[str]:
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""" Called by Event """
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return [
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"delegation",
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self.delegator_pubkey,
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self.conditions,
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self.signature,
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]
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