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use effective amount index for faster future amount calculations

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This commit is contained in:
Jack Robison 2022-09-08 11:38:55 -04:00
parent 66c63f0511
commit 09e1aba567
1 changed files with 14 additions and 5 deletions
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19
hub/db/db.py
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@ -494,13 +494,22 @@ class SecondaryDB:
return self.prefix_db.claim_to_txo.get(claim_hash) return self.prefix_db.claim_to_txo.get(claim_hash)
def _get_active_amount(self, claim_hash: bytes, txo_type: int, height: int) -> int: def _get_active_amount(self, claim_hash: bytes, txo_type: int, height: int) -> int:
if height == self.db_height + 1: if height >= self.db_height + 1:
v = self.prefix_db.effective_amount.get(claim_hash) v = self.prefix_db.effective_amount.get(claim_hash)
if not v: if not v:
return 0 amount = 0
if txo_type is ACTIVATED_SUPPORT_TXO_TYPE: elif txo_type is ACTIVATED_SUPPORT_TXO_TYPE:
return v.support_sum amount = v.support_sum
return v.effective_amount - v.support_sum else:
amount = v.effective_amount - v.support_sum
if height == self.db_height + 1:
return amount
return amount + sum(
v.amount for v in self.prefix_db.active_amount.iterate(
start=(claim_hash, txo_type, self.db_height + 1),
stop=(claim_hash, txo_type, height), include_key=False
)
)
return sum( return sum(
v.amount for v in self.prefix_db.active_amount.iterate( v.amount for v in self.prefix_db.active_amount.iterate(
start=(claim_hash, txo_type, 0), stop=(claim_hash, txo_type, height), include_key=False start=(claim_hash, txo_type, 0), stop=(claim_hash, txo_type, height), include_key=False