42 lines
1.2 KiB
Elixir
42 lines
1.2 KiB
Elixir
defmodule Mobilizon.Service.DateTime do
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@moduledoc """
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Module to represent a datetime in a given locale
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"""
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alias Cldr.DateTime.Relative
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def datetime_to_string(%DateTime{} = datetime, locale \\ "en", format \\ :medium) do
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Mobilizon.Cldr.DateTime.to_string!(datetime, format: format, locale: locale_or_default(locale))
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end
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def datetime_to_time_string(%DateTime{} = datetime, locale \\ "en", format \\ :short) do
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Mobilizon.Cldr.Time.to_string!(datetime, format: format, locale: locale_or_default(locale))
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end
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@spec datetime_tz_convert(DateTime.t(), String.t()) :: DateTime.t()
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def datetime_tz_convert(%DateTime{} = datetime, timezone) do
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case DateTime.shift_zone(datetime, timezone) do
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{:ok, datetime_with_user_tz} ->
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datetime_with_user_tz
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_ ->
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datetime
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end
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end
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@spec datetime_relative(DateTime.t(), String.t()) :: String.t()
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def datetime_relative(%DateTime{} = datetime, locale \\ "en") do
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Relative.to_string!(datetime, Mobilizon.Cldr,
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relative_to: DateTime.utc_now(),
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locale: locale_or_default(locale)
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)
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end
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defp locale_or_default(locale) do
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if Mobilizon.Cldr.known_locale_name(locale) do
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locale
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else
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"en"
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end
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end
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end
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