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riptide
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A data first framework for building realtime applications
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lib/riptide/store/query.ex
defmodule Riptide.Query do
@moduledoc false
def flatten(query) do
case shallow?(query) do
true -> [{[], query}]
false -> flatten(query, [])
end
end
def flatten(query, path) do
query
|> Stream.flat_map(fn {key, value} ->
full = path ++ [key]
case shallow?(value) do
true ->
[
{full,
[
min: value[:min] || value["min"],
max: value[:max] || value["max"],
limit: value[:limit] || value["limit"],
subscribe: value[:subscribe] || value["subscribe"]
]
|> Stream.filter(fn {_key, value} -> value != nil end)
|> Enum.into(%{})}
]
false ->
flatten(value, full)
end
end)
end
defp shallow?(input) do
input
|> Map.values()
|> Enum.all?(&(!is_map(&1)))
end
end