forked from LBRYCommunity/lbry-sdk
223 lines
8.2 KiB
Python
223 lines
8.2 KiB
Python
from typing import List
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from lbry.wallet.client.basedatabase import BaseDatabase
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from lbry.wallet.transaction import Output
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from lbry.wallet.constants import TXO_TYPES, CLAIM_TYPES
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class WalletDatabase(BaseDatabase):
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SCHEMA_VERSION = f"{BaseDatabase.SCHEMA_VERSION}+1"
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CREATE_TX_TABLE = """
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create table if not exists tx (
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txid text primary key,
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raw blob not null,
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height integer not null,
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position integer not null,
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is_verified boolean not null default 0,
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purchased_claim_id text
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);
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create index if not exists tx_purchased_claim_id_idx on tx (purchased_claim_id);
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"""
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CREATE_TXO_TABLE = """
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create table if not exists txo (
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txid text references tx,
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txoid text primary key,
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address text references pubkey_address,
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position integer not null,
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amount integer not null,
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script blob not null,
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is_reserved boolean not null default 0,
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txo_type integer not null default 0,
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claim_id text,
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claim_name text
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);
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create index if not exists txo_txid_idx on txo (txid);
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create index if not exists txo_address_idx on txo (address);
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create index if not exists txo_claim_id_idx on txo (claim_id);
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create index if not exists txo_txo_type_idx on txo (txo_type);
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"""
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CREATE_TABLES_QUERY = (
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BaseDatabase.PRAGMAS +
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BaseDatabase.CREATE_ACCOUNT_TABLE +
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BaseDatabase.CREATE_PUBKEY_ADDRESS_TABLE +
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CREATE_TX_TABLE +
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CREATE_TXO_TABLE +
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BaseDatabase.CREATE_TXI_TABLE
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)
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def tx_to_row(self, tx):
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row = super().tx_to_row(tx)
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txos = tx.outputs
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if len(txos) >= 2 and txos[1].can_decode_purchase_data:
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txos[0].purchase = txos[1]
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row['purchased_claim_id'] = txos[1].purchase_data.claim_id
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return row
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def txo_to_row(self, tx, address, txo):
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row = super().txo_to_row(tx, address, txo)
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if txo.is_claim:
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if txo.can_decode_claim:
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row['txo_type'] = TXO_TYPES.get(txo.claim.claim_type, TXO_TYPES['stream'])
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else:
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row['txo_type'] = TXO_TYPES['stream']
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elif txo.is_support:
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row['txo_type'] = TXO_TYPES['support']
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elif txo.purchase is not None:
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row['txo_type'] = TXO_TYPES['purchase']
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row['claim_id'] = txo.purchased_claim_id
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if txo.script.is_claim_involved:
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row['claim_id'] = txo.claim_id
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row['claim_name'] = txo.claim_name
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return row
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async def get_transactions(self, **constraints):
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txs = await super().get_transactions(**constraints)
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for tx in txs:
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txos = tx.outputs
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if len(txos) >= 2 and txos[1].can_decode_purchase_data:
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txos[0].purchase = txos[1]
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return txs
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@staticmethod
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def constrain_purchases(constraints):
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accounts = constraints.pop('accounts', None)
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assert accounts, "'accounts' argument required to find purchases"
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if not {'purchased_claim_id', 'purchased_claim_id__in'}.intersection(constraints):
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constraints['purchased_claim_id__is_not_null'] = True
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constraints.update({
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f'$account{i}': a.public_key.address for i, a in enumerate(accounts)
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})
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account_values = ', '.join([f':$account{i}' for i in range(len(accounts))])
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constraints['txid__in'] = f"""
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SELECT txid FROM txi JOIN account_address USING (address)
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WHERE account_address.account IN ({account_values})
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"""
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async def get_purchases(self, **constraints):
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self.constrain_purchases(constraints)
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return [tx.outputs[0] for tx in await self.get_transactions(**constraints)]
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def get_purchase_count(self, **constraints):
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self.constrain_purchases(constraints)
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return self.get_transaction_count(**constraints)
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async def get_txos(self, wallet=None, no_tx=False, **constraints) -> List[Output]:
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txos = await super().get_txos(wallet=wallet, no_tx=no_tx, **constraints)
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channel_ids = set()
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for txo in txos:
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if txo.is_claim and txo.can_decode_claim:
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if txo.claim.is_signed:
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channel_ids.add(txo.claim.signing_channel_id)
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if txo.claim.is_channel and wallet:
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for account in wallet.accounts:
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private_key = account.get_channel_private_key(
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txo.claim.channel.public_key_bytes
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)
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if private_key:
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txo.private_key = private_key
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break
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if channel_ids:
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channels = {
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txo.claim_id: txo for txo in
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(await self.get_channels(
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wallet=wallet,
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claim_id__in=channel_ids
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))
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}
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for txo in txos:
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if txo.is_claim and txo.can_decode_claim:
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txo.channel = channels.get(txo.claim.signing_channel_id, None)
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return txos
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@staticmethod
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def constrain_claims(constraints):
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claim_type = constraints.pop('claim_type', None)
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if claim_type is not None:
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constraints['txo_type'] = TXO_TYPES[claim_type]
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else:
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constraints['txo_type__in'] = CLAIM_TYPES
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async def get_claims(self, **constraints) -> List[Output]:
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self.constrain_claims(constraints)
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return await self.get_utxos(**constraints)
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def get_claim_count(self, **constraints):
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self.constrain_claims(constraints)
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return self.get_utxo_count(**constraints)
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@staticmethod
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def constrain_streams(constraints):
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constraints['txo_type'] = TXO_TYPES['stream']
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def get_streams(self, **constraints):
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self.constrain_streams(constraints)
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return self.get_claims(**constraints)
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def get_stream_count(self, **constraints):
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self.constrain_streams(constraints)
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return self.get_claim_count(**constraints)
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@staticmethod
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def constrain_channels(constraints):
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constraints['txo_type'] = TXO_TYPES['channel']
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def get_channels(self, **constraints):
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self.constrain_channels(constraints)
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return self.get_claims(**constraints)
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def get_channel_count(self, **constraints):
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self.constrain_channels(constraints)
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return self.get_claim_count(**constraints)
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@staticmethod
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def constrain_supports(constraints):
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constraints['txo_type'] = TXO_TYPES['support']
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def get_supports(self, **constraints):
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self.constrain_supports(constraints)
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return self.get_utxos(**constraints)
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def get_support_count(self, **constraints):
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self.constrain_supports(constraints)
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return self.get_utxo_count(**constraints)
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@staticmethod
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def constrain_collections(constraints):
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constraints['txo_type'] = TXO_TYPES['collection']
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def get_collections(self, **constraints):
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self.constrain_collections(constraints)
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return self.get_utxos(**constraints)
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def get_collection_count(self, **constraints):
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self.constrain_collections(constraints)
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return self.get_utxo_count(**constraints)
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async def release_all_outputs(self, account):
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await self.db.execute_fetchall(
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"UPDATE txo SET is_reserved = 0 WHERE"
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" is_reserved = 1 AND txo.address IN ("
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" SELECT address from account_address WHERE account = ?"
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" )", (account.public_key.address, )
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)
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def get_supports_summary(self, account_id):
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return self.db.execute_fetchall(f"""
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select txo.amount, exists(select * from txi where txi.txoid=txo.txoid) as spent,
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(txo.txid in
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(select txi.txid from txi join account_address a on txi.address = a.address
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where a.account = ?)) as from_me,
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(txo.address in (select address from account_address where account=?)) as to_me,
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tx.height
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from txo join tx using (txid) where txo_type={TXO_TYPES['support']}
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""", (account_id, account_id))
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