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fix(export): emit date custom-field values as ISO-8601 for re-import

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Moritz 2026-06-03 01:54:49 +02:00
parent d51dcb1ac3
commit 5c5fd56749
2 changed files with 35 additions and 4 deletions
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12
lib/mv/membership/custom_field_value_formatter.ex
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@ -4,13 +4,13 @@ defmodule Mv.Membership.CustomFieldValueFormatter do
Same logic as the member overview Formatter but without Gettext or web helpers,
so it can be used from the Membership context. For boolean: "Yes"/"No";
for date: European format (dd.mm.yyyy).
for date: ISO-8601 (YYYY-MM-DD) so exported values can be re-imported.
"""
@doc """
Formats a custom field value for plain text (e.g. CSV).
Handles nil, Ash.Union, JSONB map, and direct values. Uses custom_field.value_type
for typing. Boolean -> "Yes"/"No", Date -> dd.mm.yyyy.
for typing. Boolean -> "Yes"/"No", Date -> ISO-8601 (YYYY-MM-DD).
"""
def format_custom_field_value(nil, _custom_field), do: ""
@ -18,6 +18,10 @@ defmodule Mv.Membership.CustomFieldValueFormatter do
format_value_by_type(value, type, custom_field)
end
def format_custom_field_value(%Date{} = value, custom_field) do
format_value_by_type(value, :date, custom_field)
end
def format_custom_field_value(value, custom_field) when is_map(value) do
type = Map.get(value, "type") || Map.get(value, "_union_type")
val = Map.get(value, "value") || Map.get(value, "_union_value")
@ -41,12 +45,12 @@ defmodule Mv.Membership.CustomFieldValueFormatter do
defp format_value_by_type(value, :boolean, _), do: to_string(value)
defp format_value_by_type(%Date{} = date, :date, _) do
Calendar.strftime(date, "%d.%m.%Y")
Date.to_iso8601(date)
end
defp format_value_by_type(value, :date, _) when is_binary(value) do
case Date.from_iso8601(value) do
{:ok, date} -> Calendar.strftime(date, "%d.%m.%Y")
{:ok, date} -> Date.to_iso8601(date)
_ -> value
end
end