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Allow repo options to be passed to various query function #117

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Allow repo options to be passed to various query function #117

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28 changes: 16 additions & 12 deletions lib/scrivener/paginater/ecto/query.ex
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Original file line number Diff line number Diff line change
Expand Up @@ -37,23 +37,23 @@ defimpl Scrivener.Paginater, for: Ecto.Query do

defp entries(query, repo, page_number, _, page_size, caller, options) do
offset = Keyword.get_lazy(options, :offset, fn -> page_size * (page_number - 1) end)
prefix = options[:prefix]
{prefix, options} = Keyword.pop(options, :prefix)

query
|> offset(^offset)
|> limit(^page_size)
|> all(repo, caller, prefix)
|> all(repo, caller, prefix, options)
end

defp total_entries(query, repo, caller, options) do
prefix = options[:prefix]
{prefix, options} = Keyword.pop(options, :prefix)

total_entries =
query
|> exclude(:preload)
|> exclude(:order_by)
|> aggregate()
|> one(repo, caller, prefix)
|> one(repo, caller, prefix, options)

total_entries || 0
end
Expand Down Expand Up @@ -100,19 +100,23 @@ defimpl Scrivener.Paginater, for: Ecto.Query do
(total_entries / page_size) |> Float.ceil() |> round
end

defp all(query, repo, caller, nil) do
repo.all(query, caller: caller)
defp all(query, repo, caller, nil, options) do
options = Keyword.merge(options, caller: caller)
repo.all(query, options)
end

defp all(query, repo, caller, prefix) do
repo.all(query, caller: caller, prefix: prefix)
defp all(query, repo, caller, prefix, options) do
options = Keyword.merge(options, caller: caller, prefix: prefix)
repo.all(query, options)
end

defp one(query, repo, caller, nil) do
repo.one(query, caller: caller)
defp one(query, repo, caller, nil, options) do
options = Keyword.merge(options, caller: caller)
repo.one(query, options)
end

defp one(query, repo, caller, prefix) do
repo.one(query, caller: caller, prefix: prefix)
defp one(query, repo, caller, prefix, options) do
options = Keyword.merge(options, caller: caller, prefix: prefix)
repo.one(query, options)
end
end