/**
 * Copyright (c) OpenLens Authors. All rights reserved.
 * Licensed under MIT License. See LICENSE in root directory for more information.
 */

import { SearchStore } from "./search-store";
import { Console } from "console";
import { stdout, stderr } from "process";
import { getDiForUnitTesting } from "../getDiForUnitTesting";
import directoryForUserDataInjectable
  from "../../common/app-paths/directory-for-user-data/directory-for-user-data.injectable";
import searchStoreInjectable from "./search-store.injectable";

jest.mock("electron", () => ({
  app: {
    getPath: () => "/foo",
  },
}));

console = new Console(stdout, stderr);

const logs = [
  "1:M 30 Oct 2020 16:17:41.553 # Connection with replica 172.17.0.12:6379 lost",
  "1:M 30 Oct 2020 16:17:41.623 * Replica 172.17.0.12:6379 asks for synchronization",
  "1:M 30 Oct 2020 16:17:41.623 * Starting Partial resynchronization request from 172.17.0.12:6379 accepted. Sending 0 bytes of backlog starting from offset 14407.",
];

describe("search store tests", () => {
  let searchStore: SearchStore;

  beforeEach(() => {
    const di = getDiForUnitTesting({ doGeneralOverrides: true });

    di.override(directoryForUserDataInjectable, () => "some-directory-for-user-data");

    searchStore = di.inject(searchStoreInjectable);
  });

  it("does nothing with empty search query", () => {
    searchStore.onSearch([], "");
    expect(searchStore.occurrences).toEqual([]);
  });

  it("doesn't break if no text provided", () => {
    searchStore.onSearch(null, "replica");
    expect(searchStore.occurrences).toEqual([]);

    searchStore.onSearch([], "replica");
    expect(searchStore.occurrences).toEqual([]);
  });

  it("find 3 occurrences across 3 lines", () => {
    searchStore.onSearch(logs, "172");
    expect(searchStore.occurrences).toEqual([0, 1, 2]);
  });

  it("find occurrences within 1 line (case-insensitive)", () => {
    searchStore.onSearch(logs, "Starting");
    expect(searchStore.occurrences).toEqual([2, 2]);
  });

  it("sets overlay index equal to first occurrence", () => {
    searchStore.onSearch(logs, "Replica");
    expect(searchStore.activeOverlayIndex).toBe(0);
  });

  it("set overlay index to next occurrence", () => {
    searchStore.onSearch(logs, "172");
    searchStore.setNextOverlayActive();
    expect(searchStore.activeOverlayIndex).toBe(1);
  });

  it("sets overlay to last occurrence", () => {
    searchStore.onSearch(logs, "172");
    searchStore.setPrevOverlayActive();
    expect(searchStore.activeOverlayIndex).toBe(2);
  });

  it("gets line index where overlay is located", () => {
    searchStore.onSearch(logs, "synchronization");
    expect(searchStore.activeOverlayLine).toBe(1);
  });

  it("escapes string for using in regex", () => {
    const regex = SearchStore.escapeRegex("some.interesting-query\\#?()[]");

    expect(regex).toBe("some\\.interesting\\-query\\\\\\#\\?\\(\\)\\[\\]");
  });

  it("gets active find number", () => {
    searchStore.onSearch(logs, "172");
    searchStore.setNextOverlayActive();
    expect(searchStore.activeFind).toBe(2);
  });

  it("gets total finds number", () => {
    searchStore.onSearch(logs, "Starting");
    expect(searchStore.totalFinds).toBe(2);
  });
});