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Fetch records count only when needed

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Oleksandr Manyk 2019-10-19 00:21:02 +03:00 committed by Lex Berezhny
parent cc55a78fb4
commit 553adb2ad0
1 changed files with 9 additions and 6 deletions
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15
lbry/lbry/extras/daemon/Daemon.py
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@ -124,11 +124,11 @@ def encode_pagination_doc(items):
} }
async def maybe_paginate(get_records_with_count: Callable[[Dict], Tuple[List, int]], async def maybe_paginate(get_records_with_count: Callable[[bool, Dict], Tuple[List, int]],
page: Optional[int], page_size: Optional[int], page: Optional[int], page_size: Optional[int],
no_totals: Optional[bool] = None, **constraints): no_totals: Optional[bool] = None, **constraints):
if page is None and page_size is None: if page is None and page_size is None:
return (await get_records_with_count(**constraints))[0] return (await get_records_with_count(fetch_count=False, **constraints))[0]
if no_totals is not None: if no_totals is not None:
constraints["no_totals"] = no_totals constraints["no_totals"] = no_totals
if page is None: if page is None:
@ -139,7 +139,8 @@ async def maybe_paginate(get_records_with_count: Callable[[Dict], Tuple[List, in
"offset": page_size * (page - 1), "offset": page_size * (page - 1),
"limit": page_size "limit": page_size
}) })
items, total_items = await get_records_with_count(**constraints) fetch_count = not no_totals
items, total_items = await get_records_with_count(fetch_count, **constraints)
result = { result = {
"items": items, "items": items,
"page": page, "page_size": page_size "page": page, "page_size": page_size
@ -2082,7 +2083,7 @@ class Daemon(metaclass=JSONRPCServerType):
Returns: {Paginated[Output]} Returns: {Paginated[Output]}
""" """
async def get_claims_with_count(**kwargs): async def get_claims_with_count(fetch_count, **kwargs):
claims, offset, count = await self.ledger.claim_search(**kwargs) claims, offset, count = await self.ledger.claim_search(**kwargs)
return (claims, count) return (claims, count)
@ -4154,5 +4155,7 @@ def get_loggly_query_string(installation_id):
return base_loggly_search_url + data return base_loggly_search_url + data
async def get_records_with_count(get_records, get_record_count, **kwargs): async def get_records_with_count(get_records, get_record_count, fetch_count, **kwargs):
return (await get_records(**kwargs), await get_record_count(**kwargs)) records = await get_records(**kwargs)
record_count = await get_record_count(**kwargs) if fetch_count else 0
return (records, record_count)