Module: Ruflet::Rails::InstallSupport

Defined in:
lib/ruflet/rails/install_support.rb

Class Method Summary collapse

Class Method Details

.application_component_path ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 89

def application_component_path
  File.join("app", "views", "ruflet", "components", "application_component.rb")
end

.application_component_template ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 27

def application_component_template
  template = <<~RUBY
    # frozen_string_literal: true

    # ApplicationComponent is the base class for all Ruflet UI components in
    # this Rails app.  It explicitly includes Ruflet::UI::SharedControlForwarders
    # so that every subclass has the full ruflet widget DSL available as
    # instance methods (text, column, row, container, safe_area, filled_button,
    # icon, data_table, alert_dialog, and every other ruflet widget).
    # This is the same DSL that showcase uses — explicit, no Kernel magic.
    class ApplicationComponent
        include Ruflet::UI::SharedControlForwarders

        attr_reader :page

        def self.render(page, *args, **kwargs, &block)
          new(page).render(*args, **kwargs, &block)
        end

        def initialize(page)
          @page = page
        end

        private

        # Widget builder calls on this component delegate to Ruflet::DSL,
        # the same target used by the showcase App and by Kernel.
        # Override in a subclass to scope builds to a local WidgetBuilder.
        def control_delegate
          Ruflet::DSL
        end

        def platform
          page.client_details["platform"].to_s
        end

        def desktop?
          %w[macos windows linux].include?(platform)
        end

        def web?
          platform == "web"
        end

        def mobile?
          !desktop? && !web?
        end

        def screen_width
          page.client_details["width"].to_f
        end

        # Returns true when the client is narrower than 600 logical pixels
        # (phones and small tablets), enabling compact list layouts.
        def compact?
          screen_width > 0 && screen_width < 600
        end
    end
  RUBY
  template.gsub(/^    /, "  ")
end

.association_class_name_for(name, type) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 736

def association_class_name_for(name, type)
  return name.sub(/_id\z/, "").camelize if name.end_with?("_id")
  return name.camelize if %w[references belongs_to association].include?(type)

  nil
end

.attributes_from_model(model_class) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 703

def attributes_from_model(model_class)
  return [] unless model_class.respond_to?(:columns)

  model_class.columns.reject { |column|
    %w[id created_at updated_at].include?(column.name)
  }.map { |column| "#{column.name}:#{column.type}" }
end

.build_args_for_platform(platform) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 830

def build_args_for_platform(platform)
  normalized = normalize_build_platform(platform)
  return [] if normalized.to_s.empty?

  args = [normalized]
  args += ["--base-href", web_base_href] if normalized == "web"
  args
end

.default_app_template(app_title:) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 12

def default_app_template(app_title:)
  template = <<~RUBY
    require "ruflet"
    require "ruflet_rails"

    Ruflet::Rails.load_views(__dir__)

    Ruflet.run do |page|
      page.title = #{app_title.inspect}
      Ruflet::Rails.render(page)
    end
  RUBY
  template.gsub(/^    /, "  ")
end

.default_backend_url ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 810

def default_backend_url
  "http://localhost:3000"
end

.default_entrypoint_path ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 839

def default_entrypoint_path
  File.join("app", "views", "ruflet", "main.rb")
end

.default_mobile_app_template(app_title:) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 93

def default_mobile_app_template(app_title:)
  default_app_template(app_title: app_title)
end

.default_ruflet_yaml(app_name:) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 743

def default_ruflet_yaml(app_name:)
  <<~YAML
    app:
      name: #{app_name}
      backend_url: #{default_backend_url}

    services: []

    assets:
      splash_screen: assets/splash.png
      icon_launcher: assets/icon.png
  YAML
end

.default_web_public_path ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 847

def default_web_public_path
  "app"
end

.desktop_initializer_path ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 757

def desktop_initializer_path
  File.join("config", "initializers", "ruflet_desktop.rb")
end

.desktop_initializer_template ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 761

def desktop_initializer_template
  <<~RUBY
    # frozen_string_literal: true

    # Set this to true when you intentionally want the Rails server process to
    # launch the server-driven Ruflet desktop client.
    Rails.application.configure do
      config.x.ruflet_rails.desktop = false
    end
  RUBY
end

.form_field_literal(field) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 711

def form_field_literal(field)
  parts = [
    "name: #{field[:name].inspect}",
    "type: #{field[:type].inspect}"
  ]
  parts << "class_name: #{field[:class_name].inspect}" if field[:class_name]
  "{ #{parts.join(', ')} }"
end

.form_view_path(model_name) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 110

def form_view_path(model_name)
  names = model_names(model_name)

  File.join("app", "views", "ruflet", "components", names[:plural], "#{names[:singular]}_form.rb")
end

.form_view_template(model_name:, attributes:) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 627

def form_view_template(model_name:, attributes:)
  names = model_names(model_name)
  attrs = normalized_form_attributes(attributes)
  fields_literal = attrs.map { |field| form_field_literal(field) }.join(", ")
  model_class = names[:class_name]
  singular_title = names[:singular].humanize.titleize

  <<~RUBY
    # frozen_string_literal: true

    require "ruflet_rails"

    class #{model_class}Form < ApplicationComponent
        include Ruflet::Rails::FormHelpers

        def render(record:, title: nil, on_save: nil, on_cancel: nil)
          title ||= record.persisted? ? "Edit #{singular_title}" : "New #{singular_title}"
          fields = ruflet_form_bindings(record, form_fields)

          column(
            expand: true,
            spacing: 12,
            children: [
              text(title, size: 24, weight: "bold"),
              column(spacing: 8, children: ruflet_form_controls(fields)),
              row(
                spacing: 8,
                children: [
                  outlined_button(
                    content: text("Cancel"),
                    on_click: ->(_e) { on_cancel ? on_cancel.call(page, record) : nil }
                  ),
                  filled_button(
                    content: text(record.persisted? ? "Update #{singular_title}" : "Create #{singular_title}"),
                    on_click: ->(_e) { save(record, fields, on_save: on_save) }
                  )
                ]
              )
            ]
          )
        end

        def save(record, fields, on_save: nil)
          if record.update(ruflet_form_attributes(fields, form_fields))
            on_save ? on_save.call(page, record) : record
          else
            show_errors(record)
            false
          end
        end

        def form_fields
          [#{fields_literal}]
        end

        def show_errors(record)
          show_snackbar(error_message(record))
        end

        def show_snackbar(message)
          page.snackbar = snackbar(text(message), open: true)
        end

        def error_message(record)
          messages = record.errors.full_messages
          messages.respond_to?(:to_sentence) ? messages.to_sentence : messages.join(", ")
        end
    end
  RUBY
end

.host_desktop_platform ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 814

def host_desktop_platform
  host_os = RbConfig::CONFIG["host_os"]
  return "macos" if host_os.match?(/darwin/i)
  return "linux" if host_os.match?(/linux/i)
  return "windows" if host_os.match?(/mswin|mingw|cygwin/i)

  nil
end

.inject_web_client_bootstrap(target) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 915

def inject_web_client_bootstrap(target)
  index_path = File.join(target, "index.html")
  return unless File.file?(index_path)

  content = File.read(index_path)
  return if content.include?('id="ruflet-rails-bootstrap"')

  script = <<~HTML
    <script id="ruflet-rails-bootstrap">
      if (window.location.search === "" && window.location.hash === "") {
        const rufletServerUrl = window.location.origin + "/";
        window.history.replaceState(
          null,
          document.title,
          window.location.pathname + "?url=" + encodeURIComponent(rufletServerUrl)
        );
      }
    </script>
  HTML

  updated =
    if content.include?('<script src="flutter_bootstrap.js"')
      content.sub(%r{<script src="flutter_bootstrap\.js"[^>]*></script>}i) { |match| "#{script}  #{match}" }
    else
      content.sub(%r{</body>}i, "#{script}</body>")
    end
  File.write(index_path, updated)
end

.install_next_steps(target:, entrypoint:, client:, web_published:, mount_path: "/ws") ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 944

def install_next_steps(target:, entrypoint:, client:, web_published:, mount_path: "/ws")
  web_path = default_web_public_path
  lines = [
    "Ruflet Rails installed.",
    "Generated entrypoint: #{entrypoint}",
    "Mounted websocket: #{mount_path}",
    "Next steps:",
    "  1. Start Rails: bin/rails server",
    "  2. Open the Ruflet web client: /#{web_path}/"
  ]

  if web_published
    lines << "Web client copied to public/#{web_path}."
  elsif target.to_s == "ruflet" || %w[web all].include?(client.to_s)
    lines += [
      "Web client was not copied because no built/prebuilt web index.html was found.",
      "To download the prebuilt client from GitHub: bin/rails ruflet:update[web]",
      "To build the WASM web client yourself, install the ruflet CLI globally first:",
      "  gem install ruflet",
      "Then build and copy build/web into public/#{web_path}:",
      "  bin/rails ruflet:build[web]"
    ]
  end

  if %w[desktop all].include?(client.to_s)
    lines += [
      "Desktop clients are server-driven and connect to this Rails app.",
      "Plain bin/dev, bin/rails server, and bin/rails s do not launch desktop.",
      "To launch desktop for a dev server run: bin/rails s --desktop or bin/dev --desktop",
      "To download the prebuilt desktop client: bin/rails ruflet:update[desktop]",
      "To build the host desktop client: bin/rails ruflet:build[desktop]"
    ]
  end

  lines
end

.model_names(model_name) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 97

def model_names(model_name)
  raw = model_name.to_s.strip
  class_name = raw.camelize
  singular = raw.underscore.singularize
  plural = singular.pluralize
  {
    class_name: class_name,
    singular: singular,
    plural: plural,
    title: plural.humanize.titleize
  }
end

.normalize_build_platform(platform) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 823

def normalize_build_platform(platform)
  value = platform.to_s.strip.downcase
  return host_desktop_platform if value == "desktop"

  value
end

.normalize_form_attribute(value) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 720

def normalize_form_attribute(value)
  raw = value.to_s.strip
  name, type = raw.split(":", 2)
  name = name.to_s.underscore.gsub(/[^a-z0-9_]/, "")
  type = type.to_s.strip
  type = "string" if type.empty?
  name = "#{name}_id" if %w[references belongs_to association].include?(type) && !name.end_with?("_id")
  association = association_class_name_for(name, type)
  {
    name: name,
    type: association ? "association" : type
  }.tap do |field|
    field[:class_name] = association if association
  end
end

.normalized_form_attributes(attributes) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 698

def normalized_form_attributes(attributes)
  attrs = Array(attributes).map { |field| normalize_form_attribute(field) }.reject { |field| field[:name].empty? }
  attrs.empty? ? [{ name: "name", type: "string" }] : attrs
end

.prebuilt_client_cache_root(platform: host_desktop_platform) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 877

def prebuilt_client_cache_root(platform: host_desktop_platform)
  require "ruflet/cli"

  if Ruflet::CLI.respond_to?(:client_cache_root_for, true)
    Ruflet::CLI.send(:client_cache_root_for, platform)
  else
    File.join(Dir.home, ".ruflet", "client", Ruflet::VERSION, platform.to_s)
  end
end

.prebuilt_web_client_path(platform: host_desktop_platform) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 867

def prebuilt_web_client_path(platform: host_desktop_platform)
  return nil if platform.to_s.empty?

  source = File.join(prebuilt_client_cache_root(platform: platform), "web")
  return nil unless Dir.exist?(source)
  return nil unless File.file?(File.join(source, "index.html"))

  source
end

.publish_prebuilt_web_client(root, platform: host_desktop_platform, public_path: default_web_public_path) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 860

def publish_prebuilt_web_client(root, platform: host_desktop_platform, public_path: default_web_public_path)
  source = prebuilt_web_client_path(platform: platform)
  return false unless source

  publish_web_client(root, source: source, public_path: public_path)
end

.publish_web_build(root, public_path: default_web_public_path) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 856

def publish_web_build(root, public_path: default_web_public_path)
  publish_web_client(root, source: File.join(root, "build", "web"), public_path: public_path)
end

.publish_web_client(root, source:, public_path: default_web_public_path) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 887

def publish_web_client(root, source:, public_path: default_web_public_path)
  return false unless Dir.exist?(source)
  return false unless File.file?(File.join(source, "index.html"))

  target = File.join(root, "public", public_path.to_s.gsub(%r{\A/+|/+\z}, ""))
  FileUtils.rm_rf(target)
  FileUtils.mkdir_p(File.dirname(target))
  FileUtils.cp_r(source, target)
  rewrite_web_base_href(target, public_path: public_path)
  inject_web_client_bootstrap(target)
  true
end

.rewrite_web_base_href(target, public_path:) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 900

def rewrite_web_base_href(target, public_path:)
  index_path = File.join(target, "index.html")
  return unless File.file?(index_path)

  content = File.read(index_path)
  base_href = web_base_href(public_path)
  updated =
    if content.match?(%r{<base\s+href=["'][^"']*["']\s*/?>}i)
      content.sub(%r{<base\s+href=["'][^"']*["']\s*/?>}i, %(<base href="#{base_href}">))
    else
      content.sub(%r{<head([^>]*)>}i, %(<head\\1>\n  <base href="#{base_href}">))
    end
  File.write(index_path, updated)
end

.route_snippet(entrypoint: default_entrypoint_path, mount_path: "/ws", helper: "app") ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 843

def route_snippet(entrypoint: default_entrypoint_path, mount_path: "/ws", helper: "app")
  %(match "#{mount_path}", to: Ruflet::Rails.#{helper}(Rails.root.join("#{entrypoint}")), via: :all)
end

.ruby_desktop_flag_bootstrap ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 773

def ruby_desktop_flag_bootstrap
  <<~RUBY
    # ruflet_rails desktop flag
    ruflet_rails_desktop = ARGV.include?("--desktop")
    ruflet_rails_command = ARGV.find { |value| !value.to_s.start_with?("-") }
    if ruflet_rails_desktop && %w[server s].include?(ruflet_rails_command.to_s)
      ENV["RUFLET_RAILS_DESKTOP"] = "true"
      ENV["RUFLET_RAILS_DESKTOP_SERVER"] = "true"
    end
    ARGV.delete("--desktop")

  RUBY
end

.ruby_dev_desktop_flag_bootstrap ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 787

def ruby_dev_desktop_flag_bootstrap
  <<~RUBY
    # ruflet_rails desktop flag
    if ARGV.delete("--desktop")
      ENV["RUFLET_RAILS_DESKTOP"] = "true"
      ENV["RUFLET_RAILS_DESKTOP_SERVER"] = "true"
    end

  RUBY
end

.scaffold_attribute_pair(field) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 599

def scaffold_attribute_pair(field)
  name = field[:name]
  type = field[:type].to_s
  control = scaffold_control_name(field)
  value =
    case type
    when "boolean"
      "!!#{control}.props[\"value\"]"
    when "date"
      "#{control}.props[\"value\"].to_s.split(\"T\", 2).first"
    when "date_range", "daterange"
      "Range.new(Date.parse(#{control}.props[\"start_value\"].to_s), Date.parse(#{control}.props[\"end_value\"].to_s))"
    else
      "#{control}.props[\"value\"].to_s"
    end

  "#{name.inspect} => #{value}"
end

.scaffold_attributes_hash(attrs) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 490

def scaffold_attributes_hash(attrs)
  attrs.map { |field| scaffold_attribute_pair(field) }.join(",\n        ")
end

.scaffold_component_path(model_name) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 122

def scaffold_component_path(model_name)
  names = model_names(model_name)

  File.join("app", "views", "ruflet", "components", names[:plural], "#{names[:singular]}_component.rb")
end

.scaffold_component_template(model_name:, attributes: []) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 241

def scaffold_component_template(model_name:, attributes: [])
  names = model_names(model_name)
  model_class = names[:class_name]
  component_class = "#{model_class}Component"
  attrs = normalized_form_attributes(attributes)
  control_locals = scaffold_control_locals(attrs)
  control_list = scaffold_control_list(attrs)
  attributes_hash = scaffold_attributes_hash(attrs)

  <<~RUBY
    # frozen_string_literal: true

    require "date"
    require "ruflet_rails"

    class #{component_class} < Ruflet::Rails::ResourceComponent
      def render
        safe_area(
          container(
            expand: true,
            padding: { left: 24, top: 16, right: 24, bottom: 24 },
            content: column(
              expand: true,
              spacing: 16,
              children: [
                index_header,
                compact? ? record_list(records) : record_table(records)
              ]
            )
          ),
          expand: true
        )
      end

      def show(record)
        safe_area(
          container(
            expand: true,
            padding: { left: 24, top: 16, right: 24, bottom: 24 },
            content: column(
              expand: true,
              spacing: 16,
              children: [
                show_header(record),
                column(
                  spacing: 8,
                  children: resource_fields.map { |field| field_row(field.humanize, display_value(record, field)) }
                )
              ]
            )
          ),
          expand: true
        )
      end

      private

      def show_header(record)
        row(
          alignment: "spaceBetween",
          vertical_alignment: "center",
          children: [
            container(expand: true, content: text("\#{singular_title} ##\#{record_id(record)}", size: 24, weight: "bold")),
            row(
              tight: true,
              spacing: 8,
              children: [
                outlined_button(content: text("Back"), on_click: ->(_event) { render_index }),
                filled_button(content: text("Edit"), on_click: ->(_event) { open_form(record) })
              ]
            )
          ]
        )
      end

      def index_header
        row(
          alignment: "spaceBetween",
          vertical_alignment: "center",
          children: [
            container(expand: true, content: text(resource_title, size: 24, weight: "bold")),
            filled_button(content: text("New \#{singular_title}"), on_click: ->(_event) { open_form(model_class.new) })
          ]
        )
      end

      def record_table(items)
        row(
          scroll: "auto",
          children: [
            data_table(
              table_columns,
              rows: items.map { |record| table_row(record) },
              column_spacing: 24,
              horizontal_margin: 12,
              show_bottom_border: true
            )
          ]
        )
      end

      def table_columns
        display_fields.map { |field| data_column(field.humanize) } + [
          data_column("Actions"),
          data_column(""),
          data_column("")
        ]
      end

      def table_row(record)
        data_row(
          display_fields.map { |field| data_cell(display_value(record, field), on_tap: ->(_event) { open_show(record) }) } +
            [
              data_cell(icon("visibility", tooltip: "Show"), on_tap: ->(_event) { open_show(record) }),
              data_cell(icon("edit", tooltip: "Edit"), on_tap: ->(_event) { open_form(record) }),
              data_cell(icon("delete", tooltip: "Delete"), on_tap: ->(_event) { open_delete(record) })
            ]
        )
      end

      def record_list(items)
        column(spacing: 4, children: items.map { |record| record_tile(record) })
      end

      def record_tile(record)
        list_tile(
          title: text(primary_label(record)),
          subtitle: secondary_label(record) ? text(secondary_label(record)) : nil,
          trailing: row(
            tight: true,
            spacing: 0,
            children: [
              icon_button("edit", tooltip: "Edit", on_click: ->(_event) { open_form(record) }),
              icon_button("delete", tooltip: "Delete", on_click: ->(_event) { open_delete(record) })
            ]
          ),
          on_click: ->(_event) { open_show(record) }
        )
      end

      def open_show(record)
        show_record(record)
      end

      def open_form(record)
        #{control_locals}

        attributes = lambda do
          {
            #{attributes_hash}
          }
        end

        dialog  = nil
        dialog  = alert_dialog(
          open: false,
          modal: true,
          scrollable: true,
          title: text(record.persisted? ? "Edit \#{singular_title}" : "New \#{singular_title}"),
          content: container(
            width: dialog_width,
            content: column(
              spacing: 8,
              children: [
                #{control_list}
              ]
            )
          ),
          actions: [
            text_button(content: text("Cancel"), on_click: ->(_event) { close_dialog(dialog) }),
            filled_button(content: text("Save"), on_click: ->(_event) {
              save_record(record, attributes.call, dialog)
            })
          ],
          actions_alignment: "end"
        )
        open_dialog(dialog)
      end

      def open_delete(record)
        dialog = nil
        dialog = alert_dialog(
          open: false,
          modal: true,
          title: text("Delete \#{singular_title}?"),
          content: text("Permanently remove \#{singular_title} #\#{record_id(record)}?", no_wrap: false),
          actions: [
            text_button(content: text("Cancel"), on_click: ->(_event) { close_dialog(dialog) }),
            filled_button(content: text("Delete"), on_click: ->(_event) { destroy_record(record, dialog) })
          ],
          actions_alignment: "end"
        )
        open_dialog(dialog)
      end

      def field_row(label, value)
        row(
          children: [
            container(width: 140, content: text(label, weight: "bold")),
            container(expand: true, content: text(value, no_wrap: false))
          ]
        )
      end
    end
  RUBY
end

.scaffold_control_list(attrs) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 486

def scaffold_control_list(attrs)
  attrs.map { |field| scaffold_control_view_name(field) }.join(",\n            ")
end

.scaffold_control_local(field) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 494

def scaffold_control_local(field)
  name = field[:name]
  type = field[:type].to_s
  control = scaffold_control_name(field)
  label = name.humanize
  value = "record.public_send(#{name.inspect})"

  case type
  when "boolean"
    "#{control} = checkbox(label: #{label.inspect}, value: !!#{value})"
  when "date", "datetime", "timestamp"
    display_control = "#{control}_display"
    picker_value_helper = type == "date" ? "date_picker_value" : "datetime_picker_value"
    <<~RUBY.chomp
      #{control}_value = #{picker_value_helper}(#{value})
          #{display_control} = text(date_display_value(#{control}_value))
          #{control} = date_picker(
            value: #{control}_value,
            help_text: #{label.inspect},
            on_change: ->(_event) do
              close_dialogs(#{control})
              page.update(#{display_control}, value: date_display_value(#{control}.props["value"]))
            end
          )
          #{control}_field = column(
            spacing: 6,
            children: [
              text(#{label.inspect}),
              row(
                spacing: 8,
                children: [
                  container(expand: true, content: #{display_control}),
                  outlined_button(content: text("Choose #{label}"), on_click: ->(_event) { open_dialog(#{control}) })
                ]
              )
            ]
          )
    RUBY
  when "time"
    display_control = "#{control}_display"
    <<~RUBY.chomp
      #{control}_value = time_picker_value(#{value})
          #{display_control} = text(time_display_value(#{control}_value))
          #{control} = time_picker(
            value: #{control}_value,
            help_text: #{label.inspect},
            on_change: ->(_event) do
              close_dialogs(#{control})
              page.update(#{display_control}, value: time_display_value(#{control}.props["value"]))
            end
          )
          #{control}_field = column(
            spacing: 6,
            children: [
              text(#{label.inspect}),
              row(
                spacing: 8,
                children: [
                  container(expand: true, content: #{display_control}),
                  outlined_button(content: text("Choose #{label}"), on_click: ->(_event) { open_dialog(#{control}) })
                ]
              )
            ]
          )
    RUBY
  when "date_range", "daterange"
    display_control = "#{control}_display"
    <<~RUBY.chomp
      #{control}_start_value, #{control}_end_value = date_range_picker_values(#{value})
          #{display_control} = text(date_range_display_value(#{control}_start_value, #{control}_end_value))
          #{control} = date_range_picker(
            start_value: #{control}_start_value,
            end_value: #{control}_end_value,
            help_text: #{label.inspect},
            on_change: ->(_event) do
              close_dialogs(#{control})
              page.update(
                #{display_control},
                value: date_range_display_value(#{control}.props["start_value"], #{control}.props["end_value"])
              )
            end
          )
          #{control}_field = column(
            spacing: 6,
            children: [
              text(#{label.inspect}),
              row(
                spacing: 8,
                children: [
                  container(expand: true, content: #{display_control}),
                  outlined_button(content: text("Choose #{label}"), on_click: ->(_event) { open_dialog(#{control}) })
                ]
              )
            ]
          )
    RUBY
  when "text"
    "#{control} = text_field(value: #{value}.to_s, label: #{label.inspect}, multiline: true, min_lines: 3)"
  when "integer", "float", "decimal"
    "#{control} = text_field(value: #{value}.to_s, label: #{label.inspect}, keyboard_type: \"number\")"
  else
    "#{control} = text_field(value: #{value}.to_s, label: #{label.inspect})"
  end
end

.scaffold_control_locals(attrs) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 448

def scaffold_control_locals(attrs)
  attrs.map { |field| scaffold_control_local(field) }.join("\n    ")
end

.scaffold_control_name(field) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 618

def scaffold_control_name(field)
  "#{field[:name].gsub(/[^a-zA-Z0-9_]/, '_')}_control"
end

.scaffold_control_view_name(field) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 622

def scaffold_control_view_name(field)
  control = scaffold_control_name(field)
  %w[date datetime timestamp time date_range daterange].include?(field[:type].to_s) ? "#{control}_field" : control
end

.scaffold_display_fields(attrs) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 456

def scaffold_display_fields(attrs)
  fields = attrs.reject { |field| field[:type].to_s == "text" }
  fields = attrs if fields.empty?
  fields.first(3).map { |field| field[:name] }.inspect
end

.scaffold_display_value_cases(attrs) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 462

def scaffold_display_value_cases(attrs)
  attrs.filter_map do |field|
    next unless %w[date datetime timestamp time date_range daterange].include?(field[:type].to_s)

    name = field[:name]
    formatter =
      case field[:type].to_s
      when "time"
        "value.respond_to?(:strftime) ? value.strftime(\"%H:%M\") : value.to_s"
      when "date_range", "daterange"
        "value.respond_to?(:begin) && value.respond_to?(:end) ? \"\#{value.begin} - \#{value.end}\" : value.to_s"
      when "date"
        "value.respond_to?(:to_date) ? value.to_date.iso8601 : value.to_s"
      else
        "value.respond_to?(:iso8601) ? value.iso8601 : value.to_s"
      end
    [
      "    when #{name.inspect}",
      "      value = record.public_send(#{name.inspect})",
      "      #{formatter}"
    ].join("\n")
  end.join("\n")
end

.scaffold_resource_fields(attrs) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 452

def scaffold_resource_fields(attrs)
  attrs.map { |field| field[:name] }.inspect
end

.scaffold_view_path(model_name) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 116

def scaffold_view_path(model_name)
  names = model_names(model_name)

  File.join("app", "views", "ruflet", "#{names[:plural]}_view.rb")
end

.scaffold_view_template(model_name:, attributes: []) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 128

def scaffold_view_template(model_name:, attributes: [])
  names = model_names(model_name)
  model_class = names[:class_name]
  view_class = "#{model_class}View"
  component_class = "#{model_class}Component"
  title = names[:title]
  attrs = normalized_form_attributes(attributes)
  resource_fields = scaffold_resource_fields(attrs)
  display_fields = scaffold_display_fields(attrs)
  display_value_cases = scaffold_display_value_cases(attrs)

  template = <<~RUBY
    # frozen_string_literal: true

    require "ruflet_rails"
    require_relative "components/#{names[:plural]}/#{names[:singular]}_component"

    class #{view_class} < Ruflet::Rails::ResourceView
      route #{("/" + names[:plural]).inspect}

      def render
        page.title = resource_title
        render_index
      end

      private

      def model_class
        #{model_class}
      end

      def resource_title
        #{title.inspect}
      end

      def singular_title
        model_class.model_name.human.titleize
      end

      def records
        scope = model_class.respond_to?(:limit) ? model_class.limit(50) : model_class.all
        scope.respond_to?(:limit) ? scope.limit(50) : scope.to_a.first(50)
      end

      def render_index
        page.views = []
        page.add(component.render)
      end

      def render_show(record)
        page.views = []
        page.add(component.show(record))
        page.update
      end

      def component
        @component ||= #{component_class}.new(page, controller: self)
      end

      def show_record(record)
        render_show(record)
      end

      def save_record(record, attributes, dialog)
        if record.update(attributes)
          close_dialog(dialog)
          render_index
          show_snackbar("\#{singular_title} saved")
        else
          show_errors(record)
        end
      end

      def destroy_record(record, dialog)
        record.destroy!
        close_dialog(dialog)
        render_index
        show_snackbar("\#{singular_title} deleted")
      rescue StandardError => e
        show_snackbar(e.message)
      end

      def resource_fields
        #{resource_fields}
      end

      def display_fields
        #{display_fields}
      end

      def display_value(record, field)
        case field
        __DISPLAY_VALUE_CASES__
        else
          record.public_send(field).to_s
        end
      end

      def primary_label(record)
        field = display_fields.first
        field ? display_value(record, field) : "##\#{record_id(record)}"
      end

      def secondary_label(record)
        field = display_fields[1]
        field ? display_value(record, field) : nil
      end

    end
  RUBY
  template.gsub(/^[ \t]*__DISPLAY_VALUE_CASES__$/, display_value_cases)
end

.shell_desktop_flag_bootstrap ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 798

def shell_desktop_flag_bootstrap
  <<~SH
    # ruflet_rails desktop flag
    if [ "$1" = "--desktop" ]; then
      export RUFLET_RAILS_DESKTOP=true
      export RUFLET_RAILS_DESKTOP_SERVER=true
      shift
    fi

  SH
end

.web_base_href(public_path = default_web_public_path) ⇒ Object 



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# File 'lib/ruflet/rails/install_support.rb', line 851

def web_base_href(public_path = default_web_public_path)
  normalized = public_path.to_s.strip.gsub(%r{\A/+|/+\z}, "")
  normalized.empty? ? "/" : "/#{normalized}/"
end