# frozen_string_literal: true

require "rails_helper"

module MrCommon
  RSpec.describe MrCommon::Reminder, type: :model do
    describe "#slug" do
      it "parameterizes the value before validation" do
        reminder = build(:reminder)
        reminder.slug = "a test_slug"
        reminder.validate
        expect(reminder.slug).to eq("a-test-slug")
      end
    end

    describe "#to_ical" do
      it "renders to a calendar string" do
        reminder = build(:reminder)
        expect(reminder.to_ical).to start_with "BEGIN:VCALENDAR\r\n"
        expect(reminder.to_ical).to end_with "END:VCALENDAR\r\n"
      end

      it "renders to a calendar string when text is missing" do
        reminder = build(:reminder)

        reminder.location = ""
        reminder.summary = ""
        reminder.description = ""

        expect(reminder.to_ical).to start_with "BEGIN:VCALENDAR\r\n"
        expect(reminder.to_ical).to end_with "END:VCALENDAR\r\n"
      end

      describe "when event has a duration" do
        it "start time is tagged with a tzid" do
          reminder = build(:reminder, all_day: false)
          reminder.time_zone = "Europe/Madrid"
          expect(reminder.to_ical).to include "DTSTART;TZID=Europe/Madrid"
        end

        it "end_time is tagged with a tzid" do
          reminder = build(:reminder, all_day: false)
          reminder.time_zone = "Europe/Madrid"
          expect(reminder.to_ical).to include "DTEND;TZID=Europe/Madrid"
        end
      end

      describe "when event is all day long" do
        it "start_time is just a date" do
          reminder = build(:reminder, all_day: true)
          reminder.time_zone = "Europe/Madrid"
          expect(reminder.to_ical).to include "DTSTART;VALUE=DATE:"
        end

        it "end_time is just a date" do
          reminder = build(:reminder, all_day: true)
          reminder.time_zone = "Europe/Madrid"
          expect(reminder.to_ical).to include "DTEND;VALUE=DATE:"
        end
      end
    end

    describe "#time_zone" do
      it "must be a value compatible with ActiveSupport::TimeZone" do
        reminder = build(:reminder)
        reminder.time_zone = "asdf/ohno"
        expect(reminder.errors[:job_title]).to_not be :empty?
      end

      it "can be blank" do
        reminder = build(:reminder)
        reminder.time_zone = ""
        expect(reminder.valid?).to eq true
      end
    end

    describe ".time_zone_options" do
      it "is an alias to ActiveSupport::TimeZone::MAPPING.values.sort" do
        expected = ActiveSupport::TimeZone::MAPPING.values.sort
        actual = MrCommon::Reminder.time_zone_options
        expect(actual).to eq expected
      end
    end
  end
end