commit 6cab0f95671aa73744c4e43305177b22cbb0b580
parent 0839e3b9e4e0022cdf2d4e31f64bf26a2758b11e
Author: srfsh <dev@srf.sh>
Date: Fri, 23 Sep 2022 16:58:11 +0300
Zenflows.VF.Proposal.{Domain,Filter}: add filtering
They're a bit rough and unstructured, but it'll work fine for now.
Diffstat:
3 files changed, 90 insertions(+), 4 deletions(-)
diff --git a/src/zenflows/vf/proposal/domain.ex b/src/zenflows/vf/proposal/domain.ex
@@ -20,7 +20,7 @@ defmodule Zenflows.VF.Proposal.Domain do
alias Ecto.Multi
alias Zenflows.DB.{Paging, Repo}
-alias Zenflows.VF.Proposal
+alias Zenflows.VF.{Proposal, Proposal.Filter}
@typep repo() :: Ecto.Repo.t()
@typep chgset() :: Ecto.Changeset.t()
@@ -38,9 +38,11 @@ def one(repo, clauses) do
end
end
-@spec all(Paging.params()) :: Paging.result()
-def all(params) do
- Paging.page(Proposal, params)
+@spec all(Paging.params()) :: Filter.error() | Paging.result()
+def all(params \\ %{}) do
+ with {:ok, q} <- Filter.filter(params[:filter] || %{}) do
+ Paging.page(q, params)
+ end
end
@spec create(params()) :: {:ok, Proposal.t()} | {:error, chgset()}
diff --git a/src/zenflows/vf/proposal/filter.ex b/src/zenflows/vf/proposal/filter.ex
@@ -0,0 +1,78 @@
+# Zenflows is designed to implement the Valueflows vocabulary,
+# written and maintained by srfsh <info@dyne.org>.
+# Copyright (C) 2021-2022 Dyne.org foundation <foundation@dyne.org>.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program. If not, see <https://www.gnu.org/licenses/>.
+
+defmodule Zenflows.VF.Proposal.Filter do
+@moduledoc "Filtering logic of Proposals."
+
+use Zenflows.DB.Schema
+
+import Ecto.Query
+
+alias Ecto.Query
+alias Zenflows.DB.{Filter, ID}
+alias Zenflows.VF.{Proposal, Validate}
+
+@type error() :: Filter.error()
+
+@spec filter(Filter.params()) :: Filter.result()
+def filter(params) do
+ case chgset(params) do
+ %{valid?: true, changes: c} ->
+ {:ok, Enum.reduce(c, Proposal, &f(&2, &1))}
+ %{valid?: false} = cset ->
+ {:error, cset}
+ end
+end
+
+@spec f(Query.t(), {atom(), term()}) :: Query.t()
+defp f(q, {:primary_intents_resource_inventoried_as_conforms_to, v}) do
+ q = if has_named_binding?(q, :pi),
+ do: q,
+ else: join(q, :inner, [x], pi in assoc(x, :primary_intents), as: :pi)
+ q = if has_named_binding?(q, :r),
+ do: q,
+ else: join(q, :inner, [pi: pi], r in assoc(pi, :resource_inventoried_as), as: :r)
+ where(q, [r: r], r.conforms_to_id in ^v)
+end
+defp f(q, {:primary_intents_resource_inventoried_as_primary_accountable, v}) do
+ q = if has_named_binding?(q, :pi),
+ do: q,
+ else: join(q, :inner, [x], pi in assoc(x, :primary_intents), as: :pi)
+ q = if has_named_binding?(q, :r),
+ do: q,
+ else: join(q, :inner, [pi: pi], r in assoc(pi, :resource_inventoried_as), as: :r)
+ where(q, [r: r], r.primary_accountable_id in ^v)
+end
+
+embedded_schema do
+ field :primary_intents_resource_inventoried_as_conforms_to, {:array, ID}
+ field :primary_intents_resource_inventoried_as_primary_accountable, {:array, ID}
+end
+
+@cast ~w[
+ primary_intents_resource_inventoried_as_conforms_to
+ primary_intents_resource_inventoried_as_primary_accountable
+]a
+
+@spec chgset(params()) :: Changeset.t()
+defp chgset(params) do
+ %__MODULE__{}
+ |> Changeset.cast(params, @cast)
+ |> Validate.class(:primary_intents_resource_inventoried_as_conforms_to)
+ |> Validate.class(:primary_intents_resource_inventoried_as_primary_accountable)
+end
+end
diff --git a/src/zenflows/vf/proposal/type.ex b/src/zenflows/vf/proposal/type.ex
@@ -130,6 +130,11 @@ object :proposal_connection do
field :edges, non_null(list_of(non_null(:proposal_edge)))
end
+input_object :proposal_filter_params do
+ field :primary_intents_resource_inventoried_as_conforms_to, list_of(non_null(:id))
+ field :primary_intents_resource_inventoried_as_primary_accountable, list_of(non_null(:id))
+end
+
object :query_proposal do
field :proposal, :proposal do
arg :id, non_null(:id)
@@ -142,6 +147,7 @@ object :query_proposal do
arg :after, :id
arg :last, :integer
arg :before, :id
+ arg :filter, :proposal_filter_params
resolve &Resolv.proposals/2
end
