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Merge pull request #139 from liveview-native/bc-gen-mix-tasks
generator mix tasks
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,92 @@ | ||
| defmodule Mix.LiveViewNative.Context do | ||
| defstruct context_app: nil, | ||
| base_module: nil, | ||
| web_module: nil, | ||
| native_module: nil, | ||
| module_suffix: nil, | ||
| format: nil, | ||
| opts: [] | ||
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| def build(args, caller) do | ||
| {parsed_opts, parsed, _} = parse_opts(args, caller.switches()) | ||
| [format | opts] = caller.validate_args!(parsed) | ||
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| format = atomize(format) | ||
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| ctx_app = parsed_opts[:context_app] || Mix.Phoenix.context_app() | ||
| base_module = Module.concat([Mix.Phoenix.context_base(ctx_app)]) | ||
| native_module = Module.concat([inspect(base_module) <> "Native"]) | ||
| web_module = Mix.Phoenix.web_module(base_module) | ||
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| %__MODULE__{ | ||
| context_app: ctx_app, | ||
| base_module: base_module, | ||
| native_module: native_module, | ||
| web_module: web_module, | ||
| module_suffix: get_module_suffix(format), | ||
| format: format, | ||
| opts: opts | ||
| } | ||
| end | ||
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| defp atomize(atom) when is_atom(atom), do: atom | ||
| defp atomize(string) when is_binary(string), | ||
| do: String.to_atom(string) | ||
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| defp get_module_suffix(nil), do: nil | ||
| defp get_module_suffix(format), | ||
| do: LiveViewNative.fetch_plugin!(format).module_suffix | ||
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| def valid_format?(format) do | ||
| LiveViewNative.fetch_plugin(format) | ||
| |> case do | ||
| {:ok, _plugin} -> true | ||
| :error -> false | ||
| end | ||
| end | ||
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| def apps(format) do | ||
| plugin_otp_app_name = | ||
| format | ||
| |> LiveViewNative.fetch_plugin!() | ||
| |> Map.get(:__struct__) | ||
| |> Application.get_application() | ||
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| [".", plugin_otp_app_name, :live_view_native] | ||
| end | ||
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| def prompt_for_conflicts(generator_files) do | ||
| file_paths = | ||
| Enum.flat_map(generator_files, fn | ||
| {:new_eex, _, _path} -> [] | ||
| {_kind, _, path} -> [path] | ||
| end) | ||
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| case Enum.filter(file_paths, &File.exists?(&1)) do | ||
| [] -> :ok | ||
| conflicts -> | ||
| Mix.shell().info""" | ||
| The following files conflict with new files to be generated: | ||
| #{Enum.map_join(conflicts, "\n", &" * #{&1}")} | ||
| """ | ||
| unless Mix.shell().yes?("Proceed with interactive overwrite?") do | ||
| System.halt() | ||
| end | ||
| end | ||
| end | ||
|
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| defp parse_opts(args, switches) do | ||
| {opts, parsed, invalid} = OptionParser.parse(args, switches: switches) | ||
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| merged_opts = put_context_app(opts, opts[:context_app]) | ||
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| {merged_opts, parsed, invalid} | ||
| end | ||
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| defp put_context_app(opts, nil), do: opts | ||
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| defp put_context_app(opts, string) do | ||
| Keyword.put(opts, :context_app, String.to_atom(string)) | ||
| end | ||
| end |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,65 @@ | ||
| defmodule Mix.Tasks.Lvn.Gen do | ||
| alias Mix.LiveViewNative.Context | ||
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| def run(args) do | ||
| context = Context.build(args, __MODULE__) | ||
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| files = files_to_be_generated(context) | ||
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| Context.prompt_for_conflicts(files) | ||
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| copy_new_files(context, files) | ||
| end | ||
|
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| def switches, do: [ | ||
| context_app: :string, | ||
| web: :string | ||
| ] | ||
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| def validate_args!([]), do: [nil] | ||
| def validate_args!(_args) do | ||
| Mix.raise(""" | ||
| mix lvn.gen does not take any arguments, only the following switches: | ||
| --context-app | ||
| --web | ||
| """) | ||
| end | ||
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| defp files_to_be_generated(context) do | ||
| path = Mix.Phoenix.context_app_path(context.context_app, "lib") | ||
| file = Phoenix.Naming.underscore(context.native_module) <> ".ex" | ||
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| [{:eex, "app_name_native.ex", Path.join(path, file)}] | ||
| end | ||
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| defp copy_new_files(%Context{} = context, files) do | ||
| binding = [ | ||
| context: context, | ||
| assigns: %{ | ||
| gettext: true, | ||
| formats: formats(), | ||
| layouts: layouts(context.web_module) | ||
| } | ||
| ] | ||
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| Mix.Phoenix.copy_from([".", :live_view_native], "priv/templates/lvn.gen", binding, files) | ||
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| context | ||
| end | ||
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| defp formats do | ||
| LiveViewNative.available_formats() | ||
| end | ||
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| defp layouts(web_module) do | ||
| Enum.map(formats(), fn(format) -> | ||
| format_module = | ||
| format | ||
| |> LiveViewNative.fetch_plugin!() | ||
| |> Map.fetch!(:module_suffix) | ||
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| {format, {Module.concat([web_module, Layouts, format_module]), :app}} | ||
| end) | ||
| end | ||
| end |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,79 @@ | ||
| defmodule Mix.Tasks.Lvn.Gen.Layout do | ||
| alias Mix.LiveViewNative.Context | ||
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| def run(args) do | ||
| context = Context.build(args, __MODULE__) | ||
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| files = files_to_be_generated(context) | ||
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| Context.prompt_for_conflicts(files) | ||
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| copy_new_files(context, files) | ||
| end | ||
|
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| def switches, do: [ | ||
| context_app: :string, | ||
| web: :string | ||
| ] | ||
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| def validate_args!([]) do | ||
| formats = | ||
| LiveViewNative.available_formats() | ||
| |> Enum.map(&("* #{&1}")) | ||
| |> Enum.join("\n") | ||
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| Mix.raise(""" | ||
| You must pass a valid format. Available formats: | ||
| #{formats} | ||
| """) | ||
| end | ||
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| def validate_args!([format | _] = args) do | ||
| cond do | ||
| not Context.valid_format?(format) -> | ||
| formats = | ||
| LiveViewNative.available_formats() | ||
| |> Enum.map(&("* #{&1}")) | ||
| |> Enum.join("\n") | ||
|
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| Mix.raise(""" | ||
| #{format} is an unregistered format. | ||
| Available formats: | ||
| #{formats} | ||
| Please see the documentation for how to register new LiveView Native plugins | ||
| """) | ||
|
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| true -> | ||
| args | ||
| end | ||
| end | ||
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| defp files_to_be_generated(%Context{format: format, context_app: context_app}) do | ||
| web_prefix = Mix.Phoenix.web_path(context_app) | ||
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| components_path = Path.join(web_prefix, "components") | ||
| layouts_path = Path.join(components_path, "layouts_#{format}") | ||
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| [ | ||
| {:eex, "layout.ex", Path.join(components_path, "layouts.#{format}.ex")}, | ||
| {:eex, "app.neex", Path.join(layouts_path, "app.#{format}.neex")}, | ||
| {:eex, "root.neex", Path.join(layouts_path, "root.#{format}.neex")} | ||
| ] | ||
| end | ||
|
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| defp copy_new_files(%Context{} = context, files) do | ||
| binding = [ | ||
| context: context, | ||
| assigns: %{ | ||
| gettext: true | ||
| } | ||
| ] | ||
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| apps = Context.apps(context.format) | ||
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| Mix.Phoenix.copy_from(apps, "priv/templates/lvn.gen.layout", binding, files) | ||
|
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| context | ||
| end | ||
| end |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| <%%= @inner_content %> |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,5 @@ | ||
| defmodule <%= context.web_module %>.Layouts.<%= context.module_suffix %> do | ||
| use <%= context.native_module %>, [:layout, format: <%= inspect context.format %>] | ||
|
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| embed_templates "layouts_<%= context.format %>/*" | ||
| end |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,3 @@ | ||
| <.csrf_token /> | ||
| <Style url={~p"/assets/app.<%= context.format %>"} /> | ||
| <%%= @inner_content %> |
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