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

"use strict";

// Testing adding new properties via the inplace-editors in the rule
// view.
// FIXME: some of the inplace-editor focus/blur/commit/revert stuff
// should be factored out in head.js

const ALL_CHANNELS = Ci.nsITelemetry.DATASET_ALL_CHANNELS;

const TEST_URI = `
  <style type="text/css">
  #testid {
    color: red;
    background-color: blue;
  }
  .testclass, .unmatched {
    background-color: green;
  }
  </style>
  <div id="testid" class="testclass">Styled Node</div>
  <div id="testid2">Styled Node</div>
`;

var BACKGROUND_IMAGE_URL = 'url("' + URL_ROOT + 'doc_test_image.png")';

var TEST_DATA = [
  { name: "border-color", value: "red", isValid: true },
  { name: "background-image", value: BACKGROUND_IMAGE_URL, isValid: true },
  { name: "border", value: "solid 1px foo", isValid: false },
];

const DATA = [
  {
    timestamp: null,
    category: "devtools.main",
    method: "edit_rule",
    object: "ruleview",
  },
  {
    timestamp: null,
    category: "devtools.main",
    method: "edit_rule",
    object: "ruleview",
  },
  {
    timestamp: null,
    category: "devtools.main",
    method: "edit_rule",
    object: "ruleview",
  },
  {
    timestamp: null,
    category: "devtools.main",
    method: "edit_rule",
    object: "ruleview",
  },
  {
    timestamp: null,
    category: "devtools.main",
    method: "edit_rule",
    object: "ruleview",
  },
];

add_task(async function() {
  // Let's reset the counts.
  Services.telemetry.clearEvents();

  // Ensure no events have been logged
  const snapshot = Services.telemetry.snapshotEvents(ALL_CHANNELS, true);
  ok(!snapshot.parent, "No events have been logged for the main process");

  await addTab("data:text/html;charset=utf-8," + encodeURIComponent(TEST_URI));
  const { inspector, view } = await openRuleView();
  await selectNode("#testid", inspector);

  const rule = getRuleViewRuleEditor(view, 1).rule;
  for (const { name, value, isValid } of TEST_DATA) {
    await testEditProperty(view, rule, name, value, isValid);
  }

  checkResults();
});

async function testEditProperty(view, rule, name, value, isValid) {
  info("Test editing existing property name/value fields");

  const doc = rule.editor.doc;
  const prop = rule.textProps[0];

  info("Focusing an existing property name in the rule-view");
  let editor = await focusEditableField(view, prop.editor.nameSpan, 32, 1);

  is(
    inplaceEditor(prop.editor.nameSpan),
    editor,
    "The property name editor got focused"
  );
  let input = editor.input;

  info(
    "Entering a new property name, including : to commit and " +
      "focus the value"
  );
  const onValueFocus = once(rule.editor.element, "focus", true);
  const onNameDone = view.once("ruleview-changed");
  EventUtils.sendString(name + ":", doc.defaultView);
  await onValueFocus;
  await onNameDone;

  // Getting the value editor after focus
  editor = inplaceEditor(doc.activeElement);
  input = editor.input;
  is(inplaceEditor(prop.editor.valueSpan), editor, "Focus moved to the value.");

  info("Entering a new value, including ; to commit and blur the value");
  const onValueDone = view.once("ruleview-changed");
  const onBlur = once(input, "blur");
  EventUtils.sendString(value + ";", doc.defaultView);
  await onBlur;
  await onValueDone;

  is(
    prop.editor.isValid(),
    isValid,
    value + " is " + isValid ? "valid" : "invalid"
  );

  info("Checking that the style property was changed on the content page");
  const propValue = await executeInContent("Test:GetRulePropertyValue", {
    styleSheetIndex: 0,
    ruleIndex: 0,
    name,
  });

  if (isValid) {
    is(propValue, value, name + " should have been set.");
  } else {
    isnot(propValue, value, name + " shouldn't have been set.");
  }
}

function checkResults() {
  const snapshot = Services.telemetry.snapshotEvents(ALL_CHANNELS, true);
  const events = snapshot.parent.filter(
    event =>
      event[1] === "devtools.main" &&
      event[2] === "edit_rule" &&
      event[3] === "ruleview"
  );

  for (const i in DATA) {
    const [timestamp, category, method, object] = events[i];
    const expected = DATA[i];

    // ignore timestamp
    ok(timestamp > 0, "timestamp is greater than 0");
    is(category, expected.category, "category is correct");
    is(method, expected.method, "method is correct");
    is(object, expected.object, "object is correct");
  }
}
