Class: RenderReact::Context

Inherits:
Object
  • Object
show all
Defined in:
lib/render_react/context.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(javascript_source = nil, mode: :client_and_server) ⇒ Context

Returns a new instance of Context.



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# File 'lib/render_react/context.rb', line 9

def initialize(javascript_source = nil, mode: :client_and_server)
  if javascript_source == nil
    @app = nil
    @mode = :client_only
  else
    @app = ExecJS.compile(javascript_source)
    @mode = mode
  end
end

Instance Attribute Details

#app ⇒ Object (readonly)

Returns the value of attribute app.



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# File 'lib/render_react/context.rb', line 7

def app
  @app
end

#mode ⇒ Object (readonly)

Returns the value of attribute mode.



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# File 'lib/render_react/context.rb', line 7

def mode
  @mode
end

Instance Method Details

#on_client(component_name, props_hash = {}) ⇒ Object 



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# File 'lib/render_react/context.rb', line 33

def on_client(component_name, props_hash = {})
  component_uuid = SecureRandom.uuid
  props_json = JSON.dump(props_hash)
  "<div id=\"RenderReact-#{component_uuid}\"></div><script>#{client_script(component_name, props_json, component_uuid)}</script>"
end

#on_client_and_server(component_name, props_hash = {}) ⇒ Object Also known as: on_server_and_client 



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# File 'lib/render_react/context.rb', line 48

def on_client_and_server(component_name, props_hash = {})
  if mode == :client_only
    raise ArgumentError, "Context mode is :client_only, create a server context to be able to use server-side rendering"
  end

  component_uuid = SecureRandom.uuid
  props_json = JSON.dump(props_hash)
  server_rendered = app.eval(server_script(component_name, props_json))
  "<div id=\"RenderReact-#{component_uuid}\">#{server_rendered}</div><script>#{client_script(component_name, props_json, component_uuid)}</script>"
end

#on_server(component_name, props_hash = {}) ⇒ Object 



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# File 'lib/render_react/context.rb', line 39

def on_server(component_name, props_hash = {})
  if mode == :client_only
    raise ArgumentError, "Context mode is :client_only, create a server context to be able to use server-side rendering"
  end

  props_json = JSON.dump(props_hash)
  app.eval(server_script(component_name, props_json, true))
end

#render_react(*args) ⇒ Object Also known as: call 



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# File 'lib/render_react/context.rb', line 19

def render_react(*args)
  case mode
  when :client, :client_only
    on_client(*args)
  when :server
    on_server(*args)
  when :client_and_server, :server_and_client
    on_client_and_server(*args)
  else
    raise ArgumentError, "unknown render mode"
  end
end