/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

/**
 * Tests reporting of typing interactions.
 */

"use strict";

const TEST_URL =
  "https://example.com/browser/browser/components/places/tests/browser/keyword_form.html";
const TEST_URL2 = "https://example.com/browser";
const TEST_URL3 =
  "https://example.com/browser/browser/base/content/test/contextMenu/subtst_contextmenu_input.html";

const sentence = "The quick brown fox jumps over the lazy dog.";
const sentenceFragments = [
  "The quick",
  " brown fox",
  " jumps over the lazy dog.",
];
const longSentence =
  "Lorem ipsum dolor sit amet, consectetur adipiscing elit. Maecenas ut purus a libero cursus scelerisque. In hac habitasse platea dictumst. Quisque posuere ante sed consequat volutpat.";

// For tests where it matters reduces the maximum time between keypresses to a length that we can
// afford to delay the test by.
const PREF_TYPING_DELAY = "browser.places.interactions.typing_timeout_ms";
const POST_TYPING_DELAY = 150;

async function sendTextToInput(browser, text) {
  await SpecialPowers.spawn(browser, [], function () {
    const input = content.document.querySelector(
      "#form1 > input[name='search']"
    );
    input.focus();
    input.value = ""; // Reset to later verify that the provided text matches the value
  });

  EventUtils.sendString(text);

  await SpecialPowers.spawn(browser, [{ text }], async function (args) {
    await ContentTaskUtils.waitForCondition(
      () =>
        content.document.querySelector("#form1 > input[name='search']").value ==
        args.text,
      "Text has been set on input"
    );
  });
}

add_task(async function test_load_and_navigate_away_no_keypresses() {
  await Interactions.reset();
  await BrowserTestUtils.withNewTab(TEST_URL, async browser => {
    BrowserTestUtils.startLoadingURIString(browser, TEST_URL2);
    await BrowserTestUtils.browserLoaded(browser, false, TEST_URL2);

    await assertDatabaseValues([
      {
        url: TEST_URL,
        keypresses: 0,
        exactTypingTime: 0,
      },
    ]);

    BrowserTestUtils.startLoadingURIString(browser, "about:blank");
    await BrowserTestUtils.browserLoaded(browser, false, "about:blank");

    await assertDatabaseValues([
      {
        url: TEST_URL,
        keypresses: 0,
        exactTypingTime: 0,
      },
      {
        url: TEST_URL2,
        keypresses: 0,
        exactTypingTime: 0,
      },
    ]);
  });
});

add_task(async function test_load_type_and_navigate_away() {
  await Interactions.reset();

  await BrowserTestUtils.withNewTab(TEST_URL, async browser => {
    await sendTextToInput(browser, sentence);

    BrowserTestUtils.startLoadingURIString(browser, TEST_URL2);
    await BrowserTestUtils.browserLoaded(browser, false, TEST_URL2);

    await assertDatabaseValues([
      {
        url: TEST_URL,
        keypresses: sentence.length,
        typingTimeIsGreaterThan: 0,
      },
    ]);

    BrowserTestUtils.startLoadingURIString(browser, "about:blank");
    await BrowserTestUtils.browserLoaded(browser, false, "about:blank");

    await assertDatabaseValues([
      {
        url: TEST_URL,
        keypresses: sentence.length,
        typingTimeIsGreaterThan: 0,
      },
      {
        url: TEST_URL2,
        keypresses: 0,
        exactTypingTime: 0,
      },
    ]);
  });
});

add_task(async function test_no_typing_close_tab() {
  await Interactions.reset();
  await BrowserTestUtils.withNewTab(TEST_URL, async () => {});

  await assertDatabaseValues([
    {
      url: TEST_URL,
      keypresses: 0,
      exactTypingTime: 0,
    },
  ]);
});

add_task(async function test_typing_close_tab() {
  await Interactions.reset();

  await BrowserTestUtils.withNewTab(TEST_URL, async browser => {
    await sendTextToInput(browser, sentence);
  });

  await assertDatabaseValues([
    {
      url: TEST_URL,
      keypresses: sentence.length,
      typingTimeIsGreaterThan: 0,
    },
  ]);
});

add_task(async function test_single_key_typing_and_delay() {
  await Interactions.reset();

  Services.prefs.setIntPref(PREF_TYPING_DELAY, POST_TYPING_DELAY);

  try {
    await BrowserTestUtils.withNewTab(TEST_URL, async browser => {
      // Single keystrokes with a delay between each, are not considered typing
      const text = ["T", "h", "e"];

      for (let i = 0; i < text.length; i++) {
        await sendTextToInput(browser, text[i]);

        // We do need to wait here because typing is defined as a series of keystrokes followed by a delay.
        // eslint-disable-next-line mozilla/no-arbitrary-setTimeout
        await new Promise(r => setTimeout(r, POST_TYPING_DELAY * 2));
      }
    });
  } finally {
    Services.prefs.clearUserPref(PREF_TYPING_DELAY);
  }

  // Since we typed single keys with delays between each, there should be no typing added to the database
  await assertDatabaseValues([
    {
      url: TEST_URL,
      keypresses: 0,
      exactTypingTime: 0,
    },
  ]);
});

add_task(async function test_double_key_typing_and_delay() {
  await Interactions.reset();

  // Test three 2-key typing bursts.
  const text = ["Ab", "cd", "ef"];

  const testStartTime = ChromeUtils.now();

  Services.prefs.setIntPref(PREF_TYPING_DELAY, POST_TYPING_DELAY);

  try {
    await BrowserTestUtils.withNewTab(TEST_URL, async browser => {
      for (let i = 0; i < text.length; i++) {
        await sendTextToInput(browser, text[i]);

        // We do need to wait here because typing is defined as a series of keystrokes followed by a delay.
        // eslint-disable-next-line mozilla/no-arbitrary-setTimeout
        await new Promise(r => setTimeout(r, POST_TYPING_DELAY * 2));
      }
    });
  } finally {
    Services.prefs.clearUserPref(PREF_TYPING_DELAY);
  }

  // All keys should be recorded
  await assertDatabaseValues([
    {
      url: TEST_URL,
      keypresses: text.reduce(
        (accumulator, current) => accumulator + current.length,
        0
      ),
      typingTimeIsLessThan: ChromeUtils.now() - testStartTime,
    },
  ]);
});

add_task(async function test_typing_and_delay() {
  await Interactions.reset();

  const testStartTime = ChromeUtils.now();

  Services.prefs.setIntPref(PREF_TYPING_DELAY, POST_TYPING_DELAY);

  try {
    await BrowserTestUtils.withNewTab(TEST_URL, async browser => {
      for (let i = 0; i < sentenceFragments.length; i++) {
        await sendTextToInput(browser, sentenceFragments[i]);

        // We do need to wait here because typing is defined as a series of keystrokes followed by a delay.
        // eslint-disable-next-line mozilla/no-arbitrary-setTimeout
        await new Promise(r => setTimeout(r, POST_TYPING_DELAY * 2));
      }
    });
  } finally {
    Services.prefs.clearUserPref(PREF_TYPING_DELAY);
  }

  await assertDatabaseValues([
    {
      url: TEST_URL,
      keypresses: sentenceFragments.reduce(
        (accumulator, current) => accumulator + current.length,
        0
      ),
      typingTimeIsGreaterThan: 0,
      typingTimeIsLessThan: ChromeUtils.now() - testStartTime,
    },
  ]);
});

add_task(async function test_typing_and_reload() {
  await Interactions.reset();

  const testStartTime = ChromeUtils.now();

  await BrowserTestUtils.withNewTab(TEST_URL, async browser => {
    await sendTextToInput(browser, sentenceFragments[0]);

    info("reload");
    browser.reload();
    await BrowserTestUtils.browserLoaded(browser, false, TEST_URL);

    // First typing should have been recorded
    await assertDatabaseValues([
      {
        url: TEST_URL,
        keypresses: sentenceFragments[0].length,
        typingTimeIsGreaterThan: 0,
      },
    ]);

    await sendTextToInput(browser, sentenceFragments[1]);

    info("reload");
    browser.reload();
    await BrowserTestUtils.browserLoaded(browser, false, TEST_URL);

    // Second typing should have been recorded
    await assertDatabaseValues([
      {
        url: TEST_URL,
        keypresses: sentenceFragments[0].length,
        typingTimeIsGreaterThan: 0,
        typingTimeIsLessThan: ChromeUtils.now() - testStartTime,
      },
      {
        url: TEST_URL,
        keypresses: sentenceFragments[1].length,
        typingTimeIsGreaterThan: 0,
        typingTimeIsLessThan: ChromeUtils.now() - testStartTime,
      },
    ]);
  });
}).skip(); // Bug 1749328 - intermittent failure: dropping the 2nd interaction after the 2nd reload

add_task(async function test_switch_tabs_no_typing() {
  await Interactions.reset();

  let tab1 = await BrowserTestUtils.openNewForegroundTab({
    gBrowser,
    url: TEST_URL,
  });

  let tab2 = BrowserTestUtils.addTab(gBrowser, TEST_URL2);
  await BrowserTestUtils.browserLoaded(tab2.linkedBrowser, false, TEST_URL2);

  info("Switch to second tab");
  gBrowser.selectedTab = tab2;

  // Only the interaction of the first tab should be recorded so far, and with no typing
  await assertDatabaseValues([
    {
      url: TEST_URL,
      keypresses: 0,
      exactTypingTime: 0,
    },
  ]);

  BrowserTestUtils.removeTab(tab1);
  BrowserTestUtils.removeTab(tab2);
});

add_task(async function test_typing_switch_tabs() {
  await Interactions.reset();

  let tab1 = await BrowserTestUtils.openNewForegroundTab({
    gBrowser,
    url: TEST_URL,
  });

  await sendTextToInput(tab1.linkedBrowser, sentence);

  let tab2 = BrowserTestUtils.addTab(gBrowser, TEST_URL3);
  await BrowserTestUtils.browserLoaded(tab2.linkedBrowser, false, TEST_URL3);

  info("Switch to second tab");
  await BrowserTestUtils.switchTab(gBrowser, tab2);

  // Only the interaction of the first tab should be recorded so far
  await assertDatabaseValues([
    {
      url: TEST_URL,
      keypresses: sentence.length,
      typingTimeIsGreaterThan: 0,
    },
  ]);

  const tab1TyingTime = await getDatabaseValue(TEST_URL, "typingTime");

  info("Switch back to first tab");
  await BrowserTestUtils.switchTab(gBrowser, tab1);

  // The interaction of the second tab should now be recorded (no typing)
  await assertDatabaseValues([
    {
      url: TEST_URL,
      keypresses: sentence.length,
      exactTypingTime: tab1TyingTime,
    },
    {
      url: TEST_URL3,
      keypresses: 0,
      exactTypingTime: 0,
    },
  ]);

  info("Switch back to the second tab");
  await BrowserTestUtils.switchTab(gBrowser, tab2);

  await assertDatabaseValues([
    {
      url: TEST_URL,
      keypresses: sentence.length,
      exactTypingTime: tab1TyingTime,
    },
    {
      url: TEST_URL3,
      keypresses: 0,
      exactTypingTime: 0,
    },
  ]);

  // Typing into the second tab
  await SpecialPowers.spawn(tab2.linkedBrowser, [], function () {
    const input = content.document.getElementById("input_text");
    input.focus();
  });
  await EventUtils.sendString(longSentence);
  await TestUtils.waitForTick();

  info("Switch back to first tab");
  await BrowserTestUtils.switchTab(gBrowser, tab1);

  // The interaction of the second tab should now also be recorded (with typing)
  await assertDatabaseValues([
    {
      url: TEST_URL,
      keypresses: sentence.length,
      exactTypingTime: tab1TyingTime,
    },
    {
      url: TEST_URL3,
      keypresses: longSentence.length,
      typingTimeIsGreaterThan: 0,
    },
  ]);

  BrowserTestUtils.removeTab(tab1);
  BrowserTestUtils.removeTab(tab2);
});
