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4 changed files with 56 additions and 3 deletions

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@ -5,6 +5,7 @@ Membership query interface
from sqlalchemy import select, func
from amanuensis.db import DbContext, Membership
from amanuensis.db.models import Lexicon
from amanuensis.errors import ArgumentError
@ -36,6 +37,25 @@ def create(
):
raise ArgumentError("User is already a member of lexicon")
# get reference to lexicon for next few checks
lex: Lexicon = db(
select(Lexicon).where(Lexicon.id == lexicon_id)
).scalar_one_or_none()
if not lex:
raise ArgumentError("could not find lexicon")
# Verify lexicon is joinable
if not lex.joinable:
raise ArgumentError("Can't join: Lexicon is not joinable")
# Verify lexicon is not full
if lex.player_limit is not None:
if (
db(select(func.count()).where(Membership.lexicon_id == lexicon_id)).scalar()
>= lex.player_limit
):
raise ArgumentError("Can't join: Lexicon is full")
new_membership = Membership(
user_id=user_id,
lexicon_id=lexicon_id,

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@ -4,9 +4,10 @@ Post query interface
import re
from sqlalchemy import select, func
from sqlalchemy import select
from amanuensis.db import DbContext, Post
from amanuensis.db.models import Lexicon
from amanuensis.errors import ArgumentError
@ -34,6 +35,14 @@ def create(
if not body.strip():
raise ArgumentError("Post body cannot be empty.")
# Check that the lexicon allows posting
if not (
db(select(Lexicon).where(Lexicon.id == lexicon_id))
.scalar_one_or_none()
.allow_post
):
raise ArgumentError("Lexicon does not allow posting.")
new_post = Post(lexicon_id=lexicon_id, user_id=user_id, body=body)
db.session.add(new_post)
db.session.commit()

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@ -49,7 +49,10 @@ def make_lexicon(db: DbContext):
}
state["nonce"] += 1
updated_kwargs = {**default_kwargs, **kwargs}
return lexiq.create(db, **updated_kwargs)
lex = lexiq.create(db, **updated_kwargs)
lex.joinable = True
db.session.commit()
return lex
return lexicon_factory

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@ -15,7 +15,15 @@ def test_create_membership(db: DbContext, make):
new_lexicon: Lexicon = make.lexicon()
assert new_lexicon.id, "Failed to create lexicon"
# Add the user to the lexicon as an editor
# Joining doesn't work when joinable is false
new_lexicon.joinable = False
db.session.commit()
with pytest.raises(ArgumentError):
memq.create(db, new_user.id, new_lexicon.id, True)
# Joining works when joinable is true
new_lexicon.joinable = True
db.session.commit()
mem: Membership = memq.create(db, new_user.id, new_lexicon.id, True)
assert mem, "Failed to create membership"
@ -38,3 +46,16 @@ def test_create_membership(db: DbContext, make):
# Check that joining twice is not allowed
with pytest.raises(ArgumentError):
memq.create(db, new_user.id, new_lexicon.id, False)
# Check that joining full lexicon not allowed
new_lexicon.player_limit = 1
db.session.commit()
two_user: User = make.user()
with pytest.raises(ArgumentError):
memq.create(db, two_user.id, new_lexicon.id, False)
new_lexicon.player_limit = 2
db.session.commit()
mem2: Membership = memq.create(db, two_user.id, new_lexicon.id, False)
assert mem2, "Failed to join lexicon with open player slots"