var All_Pointer_Events = [
  "pointerdown",
  "pointerup",
  "pointercancel",
  "pointermove",
  "pointerover",
  "pointerout",
  "pointerenter",
  "pointerleave",
  "gotpointercapture",
  "lostpointercapture",
];

// Check for conformance to PointerEvent interface
// TA: 1.1, 1.2, 1.6, 1.7, 1.8, 1.9, 1.10, 1.11, 1.12, 1.13
function check_PointerEvent(event, testNamePrefix) {
  if (testNamePrefix === undefined) {
    testNamePrefix = "";
  }

  // Use expectedPointerType if set otherwise just use the incoming event pointerType in the test name.
  var pointerTestName =
    testNamePrefix +
    " " +
    (expectedPointerType == null ? event.pointerType : expectedPointerType) +
    " " +
    event.type;

  if (expectedPointerType != null) {
    test(function() {
      assert_equals(
        event.pointerType,
        expectedPointerType,
        "pointerType should be the one specified in the test page."
      );
    }, pointerTestName + " event pointerType is correct.");
  }

  test(function() {
    assert_true(
      event instanceof event.target.ownerDocument.defaultView.PointerEvent,
      "event is a PointerEvent event"
    );
  }, pointerTestName + " event is a PointerEvent event");

  // Check attributes for conformance to WebIDL:
  // * attribute exists
  // * has proper type
  // * if the attribute is "readonly", it cannot be changed
  // TA: 1.1, 1.2
  var idl_type_check = {
    long(v) {
      return typeof v === "number" && Math.round(v) === v;
    },
    float(v) {
      return typeof v === "number";
    },
    string(v) {
      return typeof v === "string";
    },
    boolean(v) {
      return typeof v === "boolean";
    },
  };
  [
    ["readonly", "long", "pointerId"],
    ["readonly", "float", "width"],
    ["readonly", "float", "height"],
    ["readonly", "float", "pressure"],
    ["readonly", "long", "tiltX"],
    ["readonly", "long", "tiltY"],
    ["readonly", "string", "pointerType"],
    ["readonly", "boolean", "isPrimary"],
    ["readonly", "long", "detail", 0],
  ].forEach(function(attr) {
    var readonly = attr[0];
    var type = attr[1];
    var name = attr[2];
    var value = attr[3];

    // existence check
    test(function() {
      assert_true(
        name in event,
        name + " attribute in " + event.type + " event"
      );
    }, pointerTestName + "." + name + " attribute exists");

    // readonly check
    if (readonly === "readonly") {
      test(function() {
        assert_readonly(
          event.type,
          name,
          event.type + "." + name + " cannot be changed"
        );
      }, pointerTestName + "." + name + " is readonly");
    }

    // type check
    test(function() {
      assert_true(
        idl_type_check[type](event[name]),
        name + " attribute of type " + type
      );
    }, pointerTestName +
      "." +
      name +
      " IDL type " +
      type +
      " (JS type was " +
      typeof event[name] +
      ")");

    // value check if defined
    if (value != undefined) {
      test(function() {
        assert_equals(event[name], value, name + " attribute value");
      }, pointerTestName + "." + name + " value is " + value + ".");
    }
  });

  // Check the pressure value
  // TA: 1.6, 1.7, 1.8
  test(function() {
    // TA: 1.6
    assert_greater_than_equal(
      event.pressure,
      0,
      "pressure is greater than or equal to 0"
    );
    assert_less_than_equal(
      event.pressure,
      1,
      "pressure is less than or equal to 1"
    );

    if (event.type === "pointerup") {
      assert_equals(event.pressure, 0, "pressure is 0 during pointerup");
    }

    // TA: 1.7, 1.8
    if (event.pointerType === "mouse") {
      if (event.buttons === 0) {
        assert_equals(
          event.pressure,
          0,
          "pressure is 0 for mouse with no buttons pressed"
        );
      } else {
        assert_equals(
          event.pressure,
          0.5,
          "pressure is 0.5 for mouse with a button pressed"
        );
      }
    }
  }, pointerTestName + ".pressure value is valid");

  // Check mouse-specific properties
  if (event.pointerType === "mouse") {
    // TA: 1.9, 1.10, 1.13
    test(function() {
      assert_equals(event.width, 1, "width of mouse should be 1");
      assert_equals(event.height, 1, "height of mouse should be 1");
      assert_equals(event.tiltX, 0, event.type + ".tiltX is 0 for mouse");
      assert_equals(event.tiltY, 0, event.type + ".tiltY is 0 for mouse");
      assert_true(event.isPrimary, event.type + ".isPrimary is true for mouse");
    }, pointerTestName + " properties for pointerType = mouse");
    // Check properties for pointers other than mouse
  }
}

function showPointerTypes() {
  var complete_notice = document.getElementById("complete-notice");
  var pointertype_log = document.getElementById("pointertype-log");
  var pointertypes = Object.keys(detected_pointertypes);
  pointertype_log.innerHTML = pointertypes.length
    ? pointertypes.join(",")
    : "(none)";
  complete_notice.style.display = "block";
}

function showLoggedEvents() {
  var event_log_elem = document.getElementById("event-log");
  event_log_elem.innerHTML = event_log.length ? event_log.join(", ") : "(none)";

  var complete_notice = document.getElementById("complete-notice");
  complete_notice.style.display = "block";
}

function log(msg, el) {
  if (++count > 10) {
    count = 0;
    el.innerHTML = " ";
  }
  el.innerHTML = msg + "; " + el.innerHTML;
}

function failOnScroll() {
  assert_true(false, "scroll received while shouldn't");
}

function updateDescriptionNextStep() {
  document.getElementById("desc").innerHTML =
    "Test Description: Try to scroll text RIGHT.";
}

function updateDescriptionComplete() {
  document.getElementById("desc").innerHTML = "Test Description: Test complete";
}

function updateDescriptionSecondStepTouchActionElement(
  target,
  scrollReturnInterval
) {
  window.setTimeout(function() {
    objectScroller(target, "up", 0);
  }, scrollReturnInterval);
  document.getElementById("desc").innerHTML =
    "Test Description: Try to scroll element RIGHT moving your outside of the red border";
}

function updateDescriptionThirdStepTouchActionElement(
  target,
  scrollReturnInterval,
  callback = null
) {
  window.setTimeout(function() {
    objectScroller(target, "left", 0);
    if (callback) {
      callback();
    }
  }, scrollReturnInterval);
  document.getElementById("desc").innerHTML =
    "Test Description: Try to scroll element DOWN then RIGHT starting your touch inside of the element. Then tap complete button";
}

function updateDescriptionFourthStepTouchActionElement(
  target,
  scrollReturnInterval
) {
  document.getElementById("desc").innerHTML =
    "Test Description: Try to scroll element RIGHT starting your touch inside of the element";
}

function objectScroller(target, direction, value) {
  if (direction == "up") {
    target.scrollTop = 0;
  } else if (direction == "left") {
    target.scrollLeft = 0;
  }
}

function sPointerCapture(e) {
  try {
    target0.setPointerCapture(e.pointerId);
  } catch (ex) {}
}

function rPointerCapture(e) {
  try {
    captureButton.value = "Set Capture";
    target0.releasePointerCapture(e.pointerId);
  } catch (ex) {}
}

var globalPointerEventTest = null;
var expectedPointerType = null;
const ALL_POINTERS = ["mouse", "touch", "pen"];
const HOVERABLE_POINTERS = ["mouse", "pen"];
const NOHOVER_POINTERS = ["touch"];

function MultiPointerTypeTest(testName, types) {
  this.testName = testName;
  this.types = types;
  this.currentTypeIndex = 0;
  this.currentTest = null;
  this.createNextTest();
}

MultiPointerTypeTest.prototype.skip = function() {
  var prevTest = this.currentTest;
  this.createNextTest();
  prevTest.timeout();
};

MultiPointerTypeTest.prototype.done = function() {
  var prevTest = this.currentTest;
  this.createNextTest();
  if (prevTest != null) {
    prevTest.done();
  }
};

MultiPointerTypeTest.prototype.step = function(stepFunction) {
  this.currentTest.step(stepFunction);
};

MultiPointerTypeTest.prototype.createNextTest = function() {
  if (this.currentTypeIndex < this.types.length) {
    var pointerTypeDescription = document.getElementById(
      "pointerTypeDescription"
    );
    document.getElementById("pointerTypeDescription").innerHTML =
      "Follow the test instructions with <span style='color: red'>" +
      this.types[this.currentTypeIndex] +
      "</span>. If you don't have the device <a href='javascript:;' onclick='globalPointerEventTest.skip()'>skip it</a>.";
    this.currentTest = async_test(
      this.types[this.currentTypeIndex] + " " + this.testName
    );
    expectedPointerType = this.types[this.currentTypeIndex];
    this.currentTypeIndex++;
  } else {
    document.getElementById("pointerTypeDescription").innerHTML = "";
  }
  resetTestState();
};

function setup_pointerevent_test(testName, supportedPointerTypes) {
  return (globalPointerEventTest = new MultiPointerTypeTest(
    testName,
    supportedPointerTypes
  ));
}

function checkPointerEventType(event) {
  assert_equals(
    event.pointerType,
    expectedPointerType,
    "pointerType should be the same as the requested device."
  );
}