# frozen_string_literal: true module RenderEditorjs class Document attr_reader :renderer, :content, :errors def initialize(content, renderer = RenderEditorjs::DefaultRenderer.new) @renderer = renderer @content = content.is_a?(Hash) ? content : parse_json(content) @errors = [] end def valid? return false unless valid_renderer? validate_blocks @errors.empty? end def render return "" unless valid_renderer? content["blocks"].map do |block| block_renderer = block_renderers(block["type"]) next unless block_renderer block_renderer.render(block["data"]) end.join end private def valid_renderer? renderer.validator(content).validate! rescue JSON::Schema::ValidationError => e @errors << e.message false end def validate_blocks content["blocks"].each do |block| block_renderer = block_renderers(block["type"]) next unless block_renderer validator = block_renderer.validator(block["data"]) @errors << validator.errors unless validator.valid? end end def block_renderers(block_type) @block_renderers ||= {} @block_renderers[block_type] ||= renderer.mapping[block_type] end def parse_json(content) JSON.parse(content) rescue JSON::ParserError nil end end end