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2.68.10
Components-based design system written in elixir
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lib/moon_web/mock_db/segments.ex
defmodule MoonWeb.MockDB.Segments do
@moduledoc false
use GenServer
@process_name :mock_segments
alias MoonWeb.MockDB.Utils
# client
def start_link do
GenServer.start_link(__MODULE__, [], name: @process_name)
end
def save(
segment = %{
name: _,
type: _,
params: _
}
) do
this_process() |> GenServer.call({:save, segment})
end
def get_by_id(id) do
this_process() |> GenServer.call({:get_by_id, id})
end
def list_all do
this_process() |> GenServer.call(:list_all)
end
def get_by_type(type) do
this_process() |> GenServer.call({:get_by_type, type})
end
# server
def init(_args) do
{:ok, %{all: []}}
end
def handle_call(:list_all, _from, state) do
{:reply, state.all, state}
end
def handle_call({:save, segment}, _from, state) do
segment = segment |> Map.put(:id, Utils.random_id())
{:reply, segment, %{all: [segment | state.all]}}
end
def handle_call({:get_by_id, id}, _form, state) do
case state.all |> Enum.filter(&(&1.id == id)) do
[x | _] -> {:reply, x, state}
_ -> {:reply, nil, state}
end
end
def handle_call({:get_by_type, type}, _form, state) do
{:reply, state.all |> Enum.filter(&(&1.type == type)), state}
end
# helpers
defp this_process do
Process.whereis(@process_name)
end
end