/* Any copyright is dedicated to the Public Domain.
 * http://creativecommons.org/publicdomain/zero/1.0/ */

"use strict";

if (AppConstants.TSAN || AppConstants.DEBUG) {
  requestLongerTimeout(2);
}

const PERMISSIONS_URL =
  "chrome://browser/content/preferences/dialogs/permissions.xhtml";

async function openCookiesDialog(doc) {
  let cookieExceptionsButton = doc.getElementById("cookieExceptions");
  ok(cookieExceptionsButton, "cookieExceptionsButton found");
  let dialogPromise = promiseLoadSubDialog(PERMISSIONS_URL);
  cookieExceptionsButton.click();
  let dialog = await dialogPromise;
  return dialog;
}

function checkCookiesDialog(dialog) {
  ok(dialog, "dialog loaded");
  let buttonIds = ["removePermission", "removeAllPermissions"];

  for (let buttonId of buttonIds) {
    let button = dialog.document.getElementById(buttonId);
    ok(button, `${buttonId} found`);
  }

  let dialogEl = dialog.document.querySelector("dialog");
  let acceptBtn = dialogEl.getButton("accept");
  let cancelBtn = dialogEl.getButton("cancel");

  ok(!acceptBtn.hidden, "acceptButton found");
  ok(!cancelBtn.hidden, "cancelButton found");
}

function addNewPermission(websiteAddress, dialog) {
  let url = dialog.document.getElementById("url");
  let buttonDialog = dialog.document.getElementById("btnBlock");
  let permissionsBox = dialog.document.getElementById("permissionsBox");
  let currentPermissions = permissionsBox.itemCount;

  url.value = websiteAddress;
  url.dispatchEvent(new Event("input", { bubbles: true }));
  is(
    buttonDialog.hasAttribute("disabled"),
    false,
    "When the user add an url the button should be clickable"
  );
  buttonDialog.click();

  is(
    permissionsBox.itemCount,
    currentPermissions + 1,
    "Website added in url should be in the list"
  );
}

async function cleanList(dialog) {
  let removeAllButton = dialog.document.getElementById("removeAllPermissions");
  if (!removeAllButton.hasAttribute("disabled")) {
    removeAllButton.click();
  }
}

function addData(websites, dialog) {
  for (let website of websites) {
    addNewPermission(website, dialog);
  }
}

function deletePermission(permission, dialog) {
  let permissionsBox = dialog.document.getElementById("permissionsBox");
  let elements = permissionsBox.getElementsByAttribute("origin", permission);
  is(elements.length, 1, "It should find only one entry");
  permissionsBox.selectItem(elements[0]);
  let removePermissionButton =
    dialog.document.getElementById("removePermission");
  is(
    removePermissionButton.hasAttribute("disabled"),
    false,
    "The button should be clickable to remove selected item"
  );
  removePermissionButton.click();
}

function save(dialog) {
  let saveButton = dialog.document.querySelector("dialog").getButton("accept");
  saveButton.click();
}

function cancel(dialog) {
  let cancelButton = dialog.document
    .querySelector("dialog")
    .getButton("cancel");
  ok(!cancelButton.hidden, "cancelButton found");
  cancelButton.click();
}

async function checkExpected(expected, doc) {
  let dialog = await openCookiesDialog(doc);
  let permissionsBox = dialog.document.getElementById("permissionsBox");

  is(
    permissionsBox.itemCount,
    expected.length,
    `There should be ${expected.length} elements in the list`
  );

  for (let website of expected) {
    let elements = permissionsBox.getElementsByAttribute("origin", website);
    is(elements.length, 1, "It should find only one entry");
  }
  return dialog;
}

async function runTest(test, websites, doc) {
  let dialog = await openCookiesDialog(doc);
  checkCookiesDialog(dialog);

  if (test.needPreviousData) {
    addData(websites, dialog);
    save(dialog);
    dialog = await openCookiesDialog(doc);
  }

  for (let step of test.steps) {
    switch (step) {
      case "addNewPermission":
        addNewPermission(test.newData, dialog);
        break;
      case "deletePermission":
        deletePermission(test.newData, dialog);
        break;
      case "deleteAllPermission":
        await cleanList(dialog);
        break;
      case "save":
        save(dialog);
        break;
      case "cancel":
        cancel(dialog);
        break;
      case "openPane":
        dialog = await openCookiesDialog(doc);
        break;
      default:
      // code block
    }
  }
  dialog = await checkExpected(test.expected, doc);
  await cleanList(dialog);
  save(dialog);
}

add_task(async function checkPermissions() {
  await openPreferencesViaOpenPreferencesAPI("panePrivacy", {
    leaveOpen: true,
  });
  let win = gBrowser.selectedBrowser.contentWindow;
  let doc = win.document;
  let websites = ["http://test1.com", "http://test2.com"];

  let tests = [
    {
      needPreviousData: false,
      newData: "https://mytest.com",
      steps: ["addNewPermission", "save"],
      expected: ["https://mytest.com"], // when open the pane again it should find this in the list
    },
    {
      needPreviousData: false,
      newData: "https://mytest.com",
      steps: ["addNewPermission", "cancel"],
      expected: [],
    },
    {
      needPreviousData: false,
      newData: "https://mytest.com",
      steps: ["addNewPermission", "deletePermission", "save"],
      expected: [],
    },
    {
      needPreviousData: false,
      newData: "https://mytest.com",
      steps: ["addNewPermission", "deletePermission", "cancel"],
      expected: [],
    },
    {
      needPreviousData: false,
      newData: "https://mytest.com",
      steps: [
        "addNewPermission",
        "save",
        "openPane",
        "deletePermission",
        "save",
      ],
      expected: [],
    },
    {
      needPreviousData: false,
      newData: "https://mytest.com",
      steps: [
        "addNewPermission",
        "save",
        "openPane",
        "deletePermission",
        "cancel",
      ],
      expected: ["https://mytest.com"],
    },
    {
      needPreviousData: false,
      newData: "https://mytest.com",
      steps: ["addNewPermission", "deleteAllPermission", "save"],
      expected: [],
    },
    {
      needPreviousData: false,
      newData: "https://mytest.com",
      steps: ["addNewPermission", "deleteAllPermission", "cancel"],
      expected: [],
    },
    {
      needPreviousData: false,
      newData: "https://mytest.com",
      steps: [
        "addNewPermission",
        "save",
        "openPane",
        "deleteAllPermission",
        "save",
      ],
      expected: [],
    },
    {
      needPreviousData: false,
      newData: "https://mytest.com",
      steps: [
        "addNewPermission",
        "save",
        "openPane",
        "deleteAllPermission",
        "cancel",
      ],
      expected: ["https://mytest.com"],
    },
    {
      needPreviousData: true,
      newData: "https://mytest.com",
      steps: ["deleteAllPermission", "save"],
      expected: [],
    },
    {
      needPreviousData: true,
      newData: "https://mytest.com",
      steps: ["deleteAllPermission", "cancel"],
      expected: websites,
    },
    {
      needPreviousData: true,
      newData: "https://mytest.com",
      steps: ["addNewPermission", "save"],
      expected: (function () {
        let result = websites.slice();
        result.push("https://mytest.com");
        return result;
      })(),
    },
    {
      needPreviousData: true,
      newData: "https://mytest.com",
      steps: ["addNewPermission", "cancel"],
      expected: websites,
    },
    {
      needPreviousData: false,
      newData: "https://mytest.com",
      steps: [
        "addNewPermission",
        "save",
        "openPane",
        "deleteAllPermission",
        "addNewPermission",
        "save",
      ],
      expected: ["https://mytest.com"],
    },
  ];

  for (let test of tests) {
    await runTest(test, websites, doc);
  }

  gBrowser.removeCurrentTab();
});