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Simplifying followers mappings 

Deduplicating some logic and switching to pluck, to avoid pulling the entire model in memory.
This commit is contained in:
Kurtis Rainbolt-Greene 2017-01-07 18:09:00 -08:00 committed by GitHub
parent 6d097d559b
commit abe3ae1cc2
1 changed files with 8 additions and 4 deletions
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12
app/models/account.rb
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@ -175,19 +175,23 @@ class Account < ApplicationRecord
end
def following_map(target_account_ids, account_id)
Follow.where(target_account_id: target_account_ids).where(account_id: account_id).map { |f| [f.target_account_id, true] }.to_h
follow_mapping(Follow.where(target_account_id: target_account_ids, account_id: account_id), :target_account_id)
end
def followed_by_map(target_account_ids, account_id)
Follow.where(account_id: target_account_ids).where(target_account_id: account_id).map { |f| [f.account_id, true] }.to_h
follow_mapping(Follow.where(account_id: target_account_ids, target_account_id: account_id), :account_id)
end
def blocking_map(target_account_ids, account_id)
Block.where(target_account_id: target_account_ids).where(account_id: account_id).map { |b| [b.target_account_id, true] }.to_h
follow_mapping(Block.where(target_account_id: target_account_ids, account_id: account_id), :target_account_id)
end
def requested_map(target_account_ids, account_id)
FollowRequest.where(target_account_id: target_account_ids).where(account_id: account_id).map { |r| [r.target_account_id, true] }.to_h
follow_mapping(FollowRequest.where(target_account_id: target_account_ids, account_id: account_id), :target_account_id)
end
private def follow_mapping(query, field)
query.pluck(field).inject({}) { |mapping, id| mapping[id] = true }
end
end