cannery/lib/cannery_web/views/view_helpers.ex
2023-01-26 00:40:48 -05:00

91 lines
2.3 KiB
Elixir

defmodule CanneryWeb.ViewHelpers do
@moduledoc """
Contains common helpers that can be used in liveviews and regular views. These
are automatically imported into any Phoenix View using `use CanneryWeb,
:view`
"""
use Phoenix.Component
@doc """
Phoenix.Component for a <time> element that renders the naivedatetime in the
user's local timezone with Alpine.js
"""
attr :datetime, :any, required: true, doc: "A `DateTime` struct or nil"
def datetime(assigns) do
~H"""
<%= if @datetime do %>
<time
datetime={cast_datetime(@datetime)}
x-data={"{
datetime:
Intl.DateTimeFormat([], {dateStyle: 'short', timeStyle: 'long'})
.format(new Date(\"#{cast_datetime(@datetime)}\"))
}"}
x-text="datetime"
>
<%= cast_datetime(@datetime) %>
</time>
<% end %>
"""
end
@spec cast_datetime(NaiveDateTime.t() | nil) :: String.t()
defp cast_datetime(%NaiveDateTime{} = datetime) do
datetime |> DateTime.from_naive!("Etc/UTC") |> DateTime.to_iso8601(:extended)
end
defp cast_datetime(_datetime), do: ""
@doc """
Phoenix.Component for a <date> element that renders the Date in the user's
local timezone with Alpine.js
"""
attr :date, :any, required: true, doc: "A `Date` struct or nil"
def date(assigns) do
~H"""
<%= if @date do %>
<time
datetime={@date |> Date.to_iso8601(:extended)}
x-data={"{
date:
Intl.DateTimeFormat([], {timeZone: 'Etc/UTC', dateStyle: 'short'})
.format(new Date(\"#{@date |> Date.to_iso8601(:extended)}\"))
}"}
x-text="date"
>
<%= @date |> Date.to_iso8601(:extended) %>
</time>
<% end %>
"""
end
@doc """
Displays emoji as text emoji if SHIBAO_MODE is set to true :)
"""
@spec display_emoji(String.t()) :: String.t()
def display_emoji("😔") do
if Application.get_env(:cannery, CanneryWeb.ViewHelpers)[:shibao_mode], do: "q_q", else: "😔"
end
def display_emoji(other_emoji), do: other_emoji
@doc """
Get a random color in `#ffffff` hex format
## Examples
iex> random_color()
"#cc0066"
"""
@spec random_color() :: <<_::7>>
def random_color do
["#cc0066", "#ff6699", "#6666ff", "#0066cc", "#00cc66", "#669900", "#ff9900", "#996633"]
|> Enum.random()
end
end