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royalnet/royalpack/stars/api_diario_random.py
2020-06-26 16:13:11 +02:00

36 lines
1 KiB
Python

from typing import *
import royalnet.constellation.api as rca
import royalnet.utils as ru
from ..tables import *
from sqlalchemy import func
class ApiDiarioRandomStar(rca.ApiStar):
path = "/api/diario/random/v1"
parameters = {
"get": {
"amount": "The number of diario entries to get."
}
}
tags = ["diario"]
@rca.magic
async def get(self, data: rca.ApiData) -> ru.JSON:
"""Get random diario entries."""
DiarioT = self.alchemy.get(Diario)
try:
amount = int(data["amount"])
except ValueError:
raise rca.InvalidParameterError("'amount' is not a valid int.")
entries: List[Diario] = await ru.asyncify(
data.session
.query(DiarioT)
.order_by(func.random())
.limit(amount)
.all
)
if len(entries) < amount:
raise rca.NotFoundError("Not enough diario entries.")
return list(map(lambda e: e.json(), entries))