81 lines
1.9 KiB
Elixir
81 lines
1.9 KiB
Elixir
defmodule SloaneSH.Watch do
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use GenServer
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use TypedStruct
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require Logger
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alias SloaneSH.Build
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alias SloaneSH.Context
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alias SloaneSH.Layouts
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typedstruct do
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field :ctx, Context.t(), enforce: true
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field :watcher_pid, pid(), enforce: true
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end
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def start_link(%Context{} = ctx, opts \\ []) do
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GenServer.start_link(__MODULE__, ctx, opts)
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end
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@impl GenServer
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def init(%Context{} = ctx) do
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{:ok, watcher_pid} =
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FileSystem.start_link(
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dirs: [
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# ctx.config.layouts_dir,
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"priv/site/layouts",
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"lib/sloane_sh/layouts",
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ctx.config.pages_dir,
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ctx.config.posts_dir
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]
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)
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:ok = FileSystem.subscribe(watcher_pid)
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Task.start_link(fn ->
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Tailwind.install_and_run(:default, ~w[--watch])
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end)
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Task.start_link(fn ->
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Esbuild.install_and_run(:default, ~w[--watch])
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end)
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state = %__MODULE__{ctx: ctx, watcher_pid: watcher_pid}
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{:ok, state, {:continue, :build}}
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end
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@impl GenServer
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def handle_continue(:build, %{ctx: ctx} = state) do
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Build.run(ctx)
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{:noreply, state}
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end
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@impl GenServer
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def handle_info({:file_event, pid, {path, _events}}, %{watcher_pid: pid} = state) do
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if String.match?(path, ~r/layouts/) do
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recompile_layouts()
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end
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ctx = Context.new()
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{:noreply, %{state | ctx: ctx}, {:continue, :build}}
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end
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@impl GenServer
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def handle_info({:file_event, pid, :stop}, %{watcher_pid: pid}) do
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Logger.warning("File watcher stopped")
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{:stop, :watcher_stopped, pid}
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end
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defp recompile_layouts do
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helpers_source = Layouts.Helpers.module_info(:compile)[:source] |> List.to_string()
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partials_source = Layouts.Partials.module_info(:compile)[:source] |> List.to_string()
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layouts_source = Layouts.module_info(:compile)[:source] |> List.to_string()
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{:ok, _, _} =
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Kernel.ParallelCompiler.compile([helpers_source, partials_source, layouts_source])
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:ok
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end
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end
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