67 lines
1.7 KiB
Elixir
67 lines
1.7 KiB
Elixir
defmodule SloaneSH.Layouts.Helpers do
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require Logger
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alias SloaneSH.Context
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alias SloaneSH.OutputDirs
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def cx(classes) do
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classes
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|> Enum.map(fn
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{_, _} = t -> t
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c -> {c, true}
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end)
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|> Enum.filter(fn {_, v} -> !!v end)
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|> Enum.map_join(" ", fn {class, _} -> class end)
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end
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def sorted_post_attrs(%Context{} = ctx) do
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{drafts, others} =
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ctx.posts
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|> Enum.map(& &1.attrs)
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|> Enum.split_with(&is_nil(&1[:date]))
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others = Enum.sort_by(others, & &1[:date], {:desc, Date})
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drafts ++ others
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end
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def fmt_date(nil), do: "Draft"
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def fmt_date(date), do: Timex.format!(date, "{Mfull} {D}, {YYYY}")
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def picture(ctx, src, alt \\ "", class \\ "") do
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image =
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Enum.find(ctx.images, fn i ->
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output = OutputDirs.image(ctx.config, i.src)
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src == OutputDirs.to_permalink(ctx.config, output)
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end)
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if is_nil(image) do
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Logger.warning("Could not find #{inspect(src)} to make picture element")
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~s|<img src="#{src}" alt="#{alt}" class="#{class}">|
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else
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[{_, src} | srcsets] =
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[
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{"image/jpg", ".jpg"},
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{"image/webp", ".webp"},
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{"image/png", ".png"}
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]
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|> Enum.map(fn {type, ext} ->
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{type, OutputDirs.replace_ext(src, ext)}
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end)
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EEx.eval_string(
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~S"""
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<picture class="<%= class %>">
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<%= for {type, srcset} <- srcsets do %>
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<source srcset="<%= srcset %>" type="<%= type %>" />
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<% end %>
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<img src="<%= src %>" alt="<%= alt %>" />
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</picture>
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""",
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src: src,
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srcsets: srcsets,
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alt: alt,
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class: class
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)
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end
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end
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end
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