//Calendar implementation for the HTWK Leipzig timetable. Evaluation and display of the individual dates in iCal format.
//Copyright (C) 2024 HTWKalender support@htwkalender.de

//This program is free software: you can redistribute it and/or modify
//it under the terms of the GNU Affero General Public License as published by
//the Free Software Foundation, either version 3 of the License, or
//(at your option) any later version.

//This program is distributed in the hope that it will be useful,
//but WITHOUT ANY WARRANTY; without even the implied warranty of
//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//GNU Affero General Public License for more details.

//You should have received a copy of the GNU Affero General Public License
//along with this program.  If not, see <https://www.gnu.org/licenses/>.

import { expect, test } from "vitest";
import { exportedForTesting } from "@/helpers/ical.ts";
import { CalendarComponent } from "ical";

// colorizeEvents has only the function to colorize the events that are passed to it
test("colorizeEventsSameSummary", () => {
  const events: CalendarComponent[] = [
    {
      type: "VEVENT",
      summary: "Operations Research",
    },
    {
      type: "VEVENT",
      summary: "Operations Research",
    },
  ];

  expect(exportedForTesting.colorizeEvents(events)).toEqual([
    { summary: "Operations Research", color: "var(--htwk-rot-200)" },
    { summary: "Operations Research", color: "var(--htwk-rot-200)" },
  ]);
});

test("colorizeEventsDifferentSummary", () => {
  const events: CalendarComponent[] = [
    {
      type: "VEVENT",
      summary: "Algorithmische Mathematik",
    },
    {
      type: "VEVENT",
      summary: "Funktionale Programmierung",
    },
  ];

  expect(exportedForTesting.colorizeEvents(events)).toEqual([
    { summary: "Algorithmische Mathematik", color: "var(--htwk-rot-200)" },
    { summary: "Funktionale Programmierung", color: "var(--htwk-gruen-300)" },
  ]);
});

test("filterEventsDistinct", () => {
  const events: CalendarComponent[] = [
    {
      type: "VEVENT",
      summary: "Operations Research",
    },
    {
      type: "VEVENT",
      summary: "Operations Research",
    },
  ];

  expect(exportedForTesting.filterEventsDistinct(events)).toEqual([
    { type: "VEVENT", summary: "Operations Research" },
  ]);
});

test("filterEventsDistinctDifferentSummary", () => {
  const events: CalendarComponent[] = [
    {
      type: "VEVENT",
      summary: "Algorithmische Mathematik",
    },
    {
      type: "VEVENT",
      summary: "Funktionale Programmierung",
    },
  ];

  expect(exportedForTesting.filterEventsDistinct(events)).toEqual(events);
});

test("extractedColorizedEvents", () => {
  const events: CalendarComponent[] = [
    {
      type: "VEVENT",
      summary: "Operations Research",
    },
    {
      type: "VEVENT",
      summary: "Operations Research",
    },
  ];

  expect(exportedForTesting.extractedColorizedEvents(events)).toEqual([
    { summary: "Operations Research", color: "var(--htwk-rot-200)" },
  ]);
});

test("extractedColorizedEventsDifferentSummary", () => {
  const events: CalendarComponent[] = [
    {
      type: "VEVENT",
      summary: "Algorithmische Mathematik",
    },
    {
      type: "VEVENT",
      summary: "Funktionale Programmierung",
    },
  ];

  expect(exportedForTesting.extractedColorizedEvents(events)).toEqual([
    { summary: "Algorithmische Mathematik", color: "var(--htwk-rot-200)" },
    { summary: "Funktionale Programmierung", color: "var(--htwk-gruen-300)" },
  ]);
});