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defmodule Whatever.Filter do | |
alias Whatever.Filter, as: Filter | |
alias Ecto.Query, as: Query | |
require Ecto.Query | |
defstruct valid?: true, query: nil, limit: 1000, errors: [] | |
def filter(%Filter{} = s, { "id", id }) do | |
filter(s, { "id.eq", id }) | |
end | |
def filter(%Filter{} = s, { "id.eq", id }) do | |
case s.valid? do | |
true -> %{ s | query: Query.dynamic([t], t.id == ^id and ^s.query) } | |
false -> s | |
end | |
end | |
def filter(%Filter{} = s, { "id.in", ids }) do | |
ids = ids |> String.split(",") | |
case s.valid? do | |
true -> %{ s | query: Query.dynamic([t], t.id in ^ids and ^s.query) } | |
false -> s | |
end | |
end | |
def filter(%Filter{} = s, { "key", key }) do | |
filter(s, { "key.eq", key }) | |
end | |
def filter(%Filter{} = s, { "key.eq", key }) do | |
case s.valid? do | |
true -> %{ s | query: Query.dynamic([t], t.key == ^key and ^s.query) } | |
false -> s | |
end | |
end | |
def filter(%Filter{} = s, { "key.in", keys }) do | |
keys = keys |> String.split(",") | |
case s.valid? do | |
true -> %{ s | query: Query.dynamic([t], t.key in ^keys and ^s.query) } | |
false -> s | |
end | |
end | |
end |
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