# frozen_string_literal: true

require 'quby/compiler/dsl/panel_builder'
require 'quby/compiler/dsl/table_builder'
require 'quby/compiler/dsl/question_builder'
require 'quby/compiler/dsl/score_builder'
require 'quby/compiler/dsl/charting/line_chart_builder'
require 'quby/compiler/dsl/charting/radar_chart_builder'
require 'quby/compiler/dsl/charting/bar_chart_builder'
require 'quby/compiler/dsl/charting/overview_chart_builder'

require_relative 'standardized_panel_generators'

module Quby
  module Compiler
    module DSL
      class QuestionnaireBuilder
        prepend CallsCustomMethods
        include StandardizedPanelGenerators
        include Helpers

        def initialize(target_instance, lookup_tables:)
          @questionnaire = target_instance
          @lookup_tables = lookup_tables
          @default_question_options = {}
          @custom_methods = {}
        end

        def leave_page_alert(text)
          @questionnaire.leave_page_alert = text
        end

        def key(key)
          # no-op, key is now passed in to Questionnaire constructor
        end

        def roqua_keys(*keys)
          @questionnaire.roqua_keys = keys
        end

        def seeds_patch(value)
          @questionnaire.seeds_patch = value
        end

        def do_not_check_key_clashes
          @questionnaire.check_key_clashes = false
        end

        def do_not_check_score_keys_consistency
          @questionnaire.check_score_keys_consistency = false
        end

        def do_not_validate_html
          @questionnaire.validate_html = false
        end

        def title(title)
          @questionnaire.title = title
        end

        def description(description)
          @questionnaire.description = description
        end

        def outcome_description(description)
          @questionnaire.outcome_description = description
        end

        def short_description(description)
          @questionnaire.short_description = description
        end

        def sbg_key(sbg_key)
          @questionnaire.sbg_key = sbg_key
        end

        def sbg_domain(sbg_code, outcome:, from: nil, till: nil, sbg_key: nil, primary: false)
          @questionnaire.sbg_domains << {
            sbg_code: sbg_code,
            from: from,
            till: till,
            outcome: outcome,
            sbg_key: sbg_key || @questionnaire.sbg_key,
            primary: primary
          }
        end

        def abortable
          @questionnaire.abortable = true
        end

        def allow_hotkeys(type = :all)
          @questionnaire.allow_hotkeys = type
        end

        def license(type, licensor: nil)
          @questionnaire.license  = type
          @questionnaire.licensor = licensor
        end

        def language(language)
          @questionnaire.language = language
        end

        def respondent_types(*respondent_types)
          @questionnaire.respondent_types = respondent_types
        end

        def tags(*tags)
          @questionnaire.tags = tags
        end

        def version(number, release_notes:, regenerate_outcome: false, deactivate_answers: false)
          @questionnaire.versions << Entities::Version.new(
            number: number,
            release_notes: release_notes,
            regenerate_outcome: regenerate_outcome,
            deactivate_answers: deactivate_answers
          )
        end

        def outcome_regeneration_requested_at(timestamp)
          @questionnaire.outcome_regeneration_requested_at = timestamp
        end

        def deactivate_answers_requested_at(timestamp)
          @questionnaire.deactivate_answers_requested_at = timestamp
        end

        def enable_previous_questionnaire_button
          @questionnaire.enable_previous_questionnaire_button = true
        end

        def renderer_version(version)
          @questionnaire.renderer_version = version
        end

        def css(value)
          @questionnaire.extra_css += value
        end

        def allow_switch_to_bulk(value=true)
          @questionnaire.allow_switch_to_bulk = value
        end

        def default_answer_value(value)
          @questionnaire.default_answer_value = value
        end

        def hide_pii_from_researchers(value)
          @questionnaire.anonymous_conditions = @questionnaire.anonymous_conditions.new(hide_pii_from_researchers: value)
        end

        def hide_values_from_professionals(value)
          @questionnaire.anonymous_conditions = @questionnaire.anonymous_conditions.new(hide_values_from_professionals: value)
        end

        def panel(title = nil, options = {}, &block)
          panel = PanelBuilder.build(title, **options, **default_panel_options, &block)
          @questionnaire.add_panel(panel)
        end

        def custom_method(key, &block)
          if PanelBuilder.new(nil, custom_methods: @custom_methods).respond_to? key
            fail 'Custom method trying to override existing method'
          end
          @custom_methods[key] = block
        end

        def import_lookup_tree(key)
          @questionnaire.lookup_tables[key] = @lookup_tables.fetch(key)
        end

        def add_lookup_tree(key, levels:, tree:)
          @questionnaire.lookup_tables[key] = {levels: levels, tree: tree}
        end

        def default_question_options(**options)
          @default_question_options.merge!(options)
        end

        # Short-circuit the question command to perform an implicit panel
        def question(key, **options, &block)
          panel(nil, default_panel_options) do
            question(key, questionnaire: @questionnaire, **@default_question_options, **options, &block)
          end
        end

        # Short-circuit the text command to perform an implicit panel
        def text(value, **options)
          panel(nil, **default_panel_options) do
            text(value, **options)
          end
        end

        # Short-circuit the table command to perform an implicit panel
        def table(**options, &block)
          panel(nil, **default_panel_options) do
            table(**options, &block)
          end
        end

        # variable :totaal do
        #   # Plain old Ruby code here, executed in the scope of the answer
        #   # variables are private to the score calculation
        #   q01 + q02 + q03
        # end
        def variable(key, **options, &block)
          @questionnaire.add_score_calculation ScoreBuilder.new(key, **options, &block).build
        end

        def score(key, **options, &block)
          @questionnaire.errors.add "Score #{key}", 'misses label in score call' if options[:label].blank?
          schema = options.delete(:schema)
          score_schema(key, options[:label], schema) if schema.present?
          variable(key, score: true, **options, &block)
        end

        def score_schema(key, label, options = nil, &block)
          if block
            schema, calculations = ScoreSchemaBuilder.build(key: key, label: label, &block)
            @questionnaire.add_score_schema schema
            calculations.each do |calculation|
              @questionnaire.add_score_calculation calculation
            end
          else
            @questionnaire.add_score_schema Entities::ScoreSchema.new key: key,
                                                                      label: label,
                                                                      subscore_schemas: options
          end
        end

        def attention(**options, &block)
          variable(:attention, action: true, **options, &block)
        end

        def alarm(**options, &block)
          variable(:alarm, action: true, **options, &block)
        end

        def completion(**options, &block)
          variable(:completion, completion: true, **options, &block)
        end

        def overview_chart(*args, &block)
          raise "Cannot define more than one overview chart" if @questionnaire.charts.overview.present?
          builder = OverviewChartBuilder.new(@questionnaire, *args)
          @questionnaire.charts.overview = builder.build(&block)
        end

        def line_chart(*args, &block)
          builder = LineChartBuilder.new(@questionnaire, *args)
          @questionnaire.add_chart(builder.build(&block))
        end

        def bar_chart(*args, &block)
          builder = BarChartBuilder.new(@questionnaire, *args)
          @questionnaire.add_chart(builder.build(&block))
        end

        def radar_chart(*args, &block)
          builder = RadarChartBuilder.new(@questionnaire, *args)
          @questionnaire.add_chart(builder.build(&block))
        end

        def flag(**flag_options)
          @questionnaire.add_flag flag_options
        end

        def textvar(**textvar_options)
          @questionnaire.add_textvar textvar_options
        end

        def outcome_table(**table_options)
          @questionnaire.add_outcome_table table_options
        end

        private

        def default_panel_options
          {questionnaire: @questionnaire, default_question_options: @default_question_options,
           custom_methods: @custom_methods}
        end
      end
    end
  end
end