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ash_admin
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0.1.0
A super-admin UI for Ash Framework, built with Phoenix LiveView.
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lib/ash_admin/helpers.ex
defmodule AshAdmin.Helpers do
@moduledoc false
def set_table(changeset_or_query, nil), do: changeset_or_query
def set_table(%Ash.Query{} = query, table) do
Ash.Query.set_context(query, %{data_layer: %{table: table}})
end
def set_table(%Ash.Changeset{} = changeset, table) do
Ash.Changeset.set_context(changeset, %{data_layer: %{table: table}})
end
def self_path(url_path, socket_params, new_params) do
url_path <>
"?" <>
Plug.Conn.Query.encode(Map.merge(socket_params || %{}, Enum.into(new_params, %{})))
end
def to_name(:id), do: "ID"
def to_name(name) do
name
|> to_string()
|> String.split("_")
|> Enum.map_join(" ", &String.capitalize/1)
end
def short_description(nil), do: {:not_split, nil}
def short_description(description) do
case String.split(description, ~r/\.(\n|$|\s)/, parts: 2) do
[first, rest] ->
{:split, first <> ".", rest}
_ ->
description
|> String.split("\n", parts: 2)
|> case do
[first] ->
{:not_split, first}
[first, rest] ->
{:split, first <> "\n", rest}
_ ->
{:not_split, nil}
end
end
end
def encode_primary_key(record) do
pkey = Ash.Resource.Info.primary_key(record.__struct__)
if Enum.count(pkey) == 1 and simple_type?(record.__struct__, Enum.at(pkey, 0)) do
Map.get(record, Enum.at(pkey, 0))
else
record
|> Map.take(pkey)
|> :erlang.term_to_binary()
|> Base.encode64()
end
end
def decode_primary_key(resource, string) do
pkey = Ash.Resource.Info.primary_key(resource)
if Enum.count(pkey) == 1 and simple_type?(resource, Enum.at(pkey, 0)) do
{:ok, [{Enum.at(pkey, 0), string}]}
else
{:ok,
string
|> Base.decode64!()
|> :erlang.binary_to_term([:safe])
|> Map.to_list()}
end
rescue
_ ->
:error
end
@simple_types [
Ash.Type.String,
Ash.Type.UUID
]
defp simple_type?(resource, field) do
Ash.Resource.Info.attribute(resource, field).type in @simple_types
end
def primary_action(resource, type) do
Ash.Resource.Info.primary_action(resource, type)
rescue
_ ->
nil
end
end