# frozen_string_literal: true

class ActionTriggerFactory
  attr_accessor :id, :after_delay, :paths

  def initialize
    @id
    @paths = []
  end

  def config
    yield(self)
  end

  # Give the team a way to reach you:

  # Get notified by email

  def self.request_for_email(app:)
    subject = ActionTriggerFactory.new
    bot_agent = app.agents.bots.first

    subject.config do |c|
      c.id = "request_for_email"
      c.after_delay = 2
      c.path(
        title: "request_for_email",
        steps: [
          c.message(
            text: I18n.t("task_bots.email_requirement.message"),
            uuid: 1,
            agent: bot_agent
          ),
          c.controls(
            uuid: 2,
            type: "data_retrieval",
            schema: [
              c.input(
                label: I18n.t("task_bots.email_requirement.input_label"),
                name: "email",
                placeholder: I18n.t("task_bots.email_requirement.placeholder")
              )
            ]
          ),
          c.message(
            text: I18n.t("task_bots.email_requirement.ack"),
            uuid: 3,
            agent: bot_agent
          )
        ],
        follow_actions: [c.assign(app.lead_tasks_settings["assignee"])]
      )
    end

    subject
  end

  def self.route_support(app:)
    subject = ActionTriggerFactory.new
    bot_agent = app.agents.bots.first

    subject.config do |c|
      c.id = "route_support"
      c.after_delay = 2

      c.path(
        title: "route_support",
        steps: [
          c.message(
            text: I18n.t("task_bots.support.ask", name: app.name),
            uuid: 1,
            agent: bot_agent
          ),
          c.controls(
            uuid: 2,
            type: "ask_option",
            schema: [
              c.button(
                label: I18n.t("task_bots.support.options.op1"),
                next_uuid: 3
              ),
              c.button(
                label: I18n.t("task_bots.support.options.op2"),
                next_uuid: 4
              )
            ]
          )
        ]
      )
      c.path(
        title: "yes",
        steps: [
          c.message(text: "great!", uuid: 3, agent: bot_agent)
        ],
        follow_actions: [c.assign(app.lead_tasks_settings["assignee"])]
      )
      c.path(
        title: "no",
        steps: [
          c.message(text: "oh, that's so sad :(", uuid: 4, agent: bot_agent)
        ],
        follow_actions: [c.assign(app.lead_tasks_settings["assignee"])]
      )
    end

    subject
  end

  def self.typical_reply_time(app:)
    subject = ActionTriggerFactory.new
    bot_agent = app.agents.bots.first

    subject.config do |c|
      c.id = "typical_reply_time"
      c.after_delay = 2
      c.path(
        title: "typical_reply_time",
        steps: [
          c.message(
            text: I18n.t("task_bots.reply_soon", { name: app.name }),
            uuid: 1,
            agent: bot_agent
          )
        ]
      )
    end
    subject
  end

  def self.infer_for(app:, user:)
    kind = user.model_name.name

    I18n.locale = user.lang

    subject = ActionTriggerFactory.new

    bot_agent = app.agents.bots.first

    subject.config do |c|
      c.id = "infer"
      c.after_delay = 2

      path_messages = []
      follow_actions = []

      email_requirement = [
        c.message(
          text: I18n.t("task_bots.email_requirement.message"),
          uuid: 2,
          agent: bot_agent
        ),

        c.controls(
          uuid: 3,
          # type: 'data_retrieval',
          type: "app_package",
          app_package: "Qualifier",
          next_step_uuid: "4",
          schema: [
            {
              "type" => "input",
              "id" => "email",
              "placeholder" => I18n.t("task_bots.email_requirement.placeholder"),
              "label" => I18n.t("task_bots.email_requirement.input_label"),
              "value" => nil,
              "errors" => "",
              "action" => { "type" => "submit" }
            }
          ]
        )
      ]

      route_support = [
        c.message(
          text: I18n.t("task_bots.support.ask", name: app.name),
          uuid: 5,
          agent: bot_agent
        ),
        c.controls(
          uuid: 6,
          type: "ask_option",
          schema: [
            c.button(
              label: I18n.t("task_bots.support.options.op1"),
              next_uuid: 7
            ),
            c.button(
              label: I18n.t("task_bots.support.options.op2"),
              next_uuid: 8
            )
          ]
        )
      ]

      if kind === "AppUser"
        path_messages << [
          c.message(
            text: I18n.t("task_bots.reply_soon", { name: app.name }),
            uuid: 1,
            agent: bot_agent
          )
        ]
      end

      if (kind === "Lead") || (kind === "Visitor")

        if app.lead_tasks_settings["share_typical_time"]
          path_messages << c.message(
            text: I18n.t("task_bots.reply_soon", { name: app.name }),
            uuid: 1,
            agent: bot_agent
          )
        end

        if user.email.blank?
          path_messages << route_support
          path_messages.flatten!
        end

        routing = app.lead_tasks_settings["routing"]

        if routing.present?

          follow_actions << c.close if routing == "close"

          if routing == "assign" && app.lead_tasks_settings["assignee"].present?
            follow_actions << c.assign(app.lead_tasks_settings["assignee"])
          end
        end

      end

      path_options = {
        title: "typical_reply_time",
        steps: path_messages.flatten
      }

      path_options.merge!(
        follow_actions: follow_actions
      )

      c.path(path_options)

      step_7 = [c.message(
        text: I18n.t("task_bots.reply_agent", { name: app.name }),
        uuid: 7,
        agent: bot_agent
      )]

      if user.email.blank?

        if app.email_requirement === "Always"
          step_7 << email_requirement
          step_7.flatten!
        end

        if app.email_requirement === "office" && !app.in_business_hours?(Time.current)
          step_7 << email_requirement
          step_7.flatten!
        end

      end

      step_7 << c.message(
        text: I18n.t("task_bots.email_requirement.ack"),
        uuid: 4,
        agent: bot_agent
      )

      # puts 'STEP 7'
      # puts step_7

      c.path(
        title: "yes",
        steps: step_7,
        follow_actions: [c.assign(app.lead_tasks_settings["assignee"])]
      )

      c.path(
        title: "no",
        steps: [
          c.message(
            text: I18n.t("task_bots.support.reply.op2"),
            uuid: 8,
            agent: bot_agent
          )
        ],
        follow_actions: [c.close]
      )
    end

    subject
  end

  def self.find_configured_bot_for_user(app:, user:)
    settings_namespace = user.is_a?(Lead) ? :lead_tasks_settings : :user_tasks_settings
    return unless app.send(settings_namespace)["override_with_task"]
    return if app.send(settings_namespace)["task_rules"].empty?

    find_by_segment(
      app: app,
      user: user,
      rules: app.send(settings_namespace)["task_rules"]
    )
  end

  def self.find_by_segment(app:, user:, rules:)
    rules.find do |o|
      comparator = SegmentComparator.new(
        user: user,
        predicates: o["predicates"] || []
      )
      if comparator.compare && trigger = app.bot_tasks.find(o["trigger"])
        return trigger
      end

      nil
    end
  end

  def self.find_factory_template(app:, app_user:, data:)
    case data["trigger"]
    when "infer"
      trigger = ActionTriggerFactory.infer_for(app: app, user: app_user)
      # trigger = ActionTriggerFactory.find_configured_bot_for_user(app: app, user: app_user) ||
      #          ActionTriggerFactory.infer_for(app: app, user: app_user)
    when "request_for_email"
      ActionTriggerFactory.request_for_email(app: app)

    when "route_support"
      ActionTriggerFactory.route_support(app: app)

    when "typical_reply_time"
      ActionTriggerFactory.typical_reply_time(app: app)

    else
      raise "trigger template not found"
    end
  end

  def self.find_task(data:, app:, app_user:)
    trigger = begin
      app.bot_tasks.find(data["trigger"])
    rescue StandardError
      find_factory_template(
        data: data,
        app: app,
        app_user: app_user
      )
    end

    step = data["step"].to_s

    begin
      path = trigger.paths.find do |o|
        o.with_indifferent_access["steps"].find do |a|
          a["step_uid"].to_s === step
        end.present?
      end.with_indifferent_access
    rescue StandardError
      nil
    end

    [trigger, path]
  end

  def path(title: "", follow_actions: [], steps: [])
    @paths << { title: title, follow_actions: follow_actions, steps: steps }
  end

  def message(text:, uuid:, agent:)
    {
      step_uid: uuid,
      type: "messages",
      messages: [
        {
          app_user: {
            display_name: agent.name,
            email: agent.email,
            id: agent.id,
            kind: "agent"
          },
          serialized_content: "{\"blocks\":[{\"key\":\"9oe8n\",\"text\":\"#{text}\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}}],\"entityMap\":{}}",
          html_content: text
        }
      ]
    }
  end

  def controls(uuid:, type:, schema: [], next_step_uuid: nil, app_package: nil, wait_for_input: true)
    {
      step_uid: uuid,
      type: "messages",
      messages: [],
      controls: {
        type: type,
        schema: schema,
        next_step_uuid: next_step_uuid,
        app_package: app_package,
        wait_for_input: wait_for_input
      }
    }
  end

  def button(label:, next_uuid:)
    {
      element: "button",
      label: label,
      next_step_uuid: next_uuid
    }
  end

  def input(label:, name:, placeholder: "")
    {
      element: "input",
      id: "",
      name: name,
      label: label,
      placeholder: placeholder,
      type: "text"
    }
  end

  def assign(id)
    {
      key: "assign",
      name: "assign",
      value: id
    }
  end

  def close
    {
      key: "close",
      name: "close"
    }
  end

  def to_obj
    JSON.parse(to_json, object_class: OpenStruct)
  end
end
