UI - Dark Mode (#1187)

changedetectionio/static/js/diff-render.js

@@ -1,112 +1,110 @@
-var a = document.getElementById('a');
-var b = document.getElementById('b');
-var result = document.getElementById('result');
+var a = document.getElementById("a");
+var b = document.getElementById("b");
+var result = document.getElementById("result");
 
 function changed() {
-    // https://github.com/kpdecker/jsdiff/issues/389
-    // I would love to use `{ignoreWhitespace: true}` here but it breaks the formatting
-    options = {ignoreWhitespace: document.getElementById('ignoreWhitespace').checked};
+  // https://github.com/kpdecker/jsdiff/issues/389
+  // I would love to use `{ignoreWhitespace: true}` here but it breaks the formatting
+  options = {
+    ignoreWhitespace: document.getElementById("ignoreWhitespace").checked,
+  };
 
-    var diff = Diff[window.diffType](a.textContent, b.textContent, options);
-    var fragment = document.createDocumentFragment();
-    for (var i = 0; i < diff.length; i++) {
-
-        if (diff[i].added && diff[i + 1] && diff[i + 1].removed) {
-            var swap = diff[i];
-            diff[i] = diff[i + 1];
-            diff[i + 1] = swap;
-        }
-
-        var node;
-        if (diff[i].removed) {
-            node = document.createElement('del');
-            node.classList.add("change");
-            node.appendChild(document.createTextNode(diff[i].value));
-
-        } else if (diff[i].added) {
-            node = document.createElement('ins');
-            node.classList.add("change");
-            node.appendChild(document.createTextNode(diff[i].value));
-        } else {
-            node = document.createTextNode(diff[i].value);
-        }
-        fragment.appendChild(node);
+  var diff = Diff[window.diffType](a.textContent, b.textContent, options);
+  var fragment = document.createDocumentFragment();
+  for (var i = 0; i < diff.length; i++) {
+    if (diff[i].added && diff[i + 1] && diff[i + 1].removed) {
+      var swap = diff[i];
+      diff[i] = diff[i + 1];
+      diff[i + 1] = swap;
     }
 
-    result.textContent = '';
-    result.appendChild(fragment);
+    var node;
+    if (diff[i].removed) {
+      node = document.createElement("del");
+      node.classList.add("change");
+      const wrapper = node.appendChild(document.createElement("span"));
+      wrapper.appendChild(document.createTextNode(diff[i].value));
+    } else if (diff[i].added) {
+      node = document.createElement("ins");
+      node.classList.add("change");
+      const wrapper = node.appendChild(document.createElement("span"));
+      wrapper.appendChild(document.createTextNode(diff[i].value));
+    } else {
+      node = document.createTextNode(diff[i].value);
+    }
+    fragment.appendChild(node);
+  }
 
-    // Jump at start
-    inputs.current = 0;
-    next_diff();
+  result.textContent = "";
+  result.appendChild(fragment);
+
+  // Jump at start
+  inputs.current = 0;
+  next_diff();
 }
 
 window.onload = function () {
-
-
-    /* Convert what is options from UTC time.time() to local browser time */
-    var diffList = document.getElementById("diff-version");
-    if (typeof (diffList) != 'undefined' && diffList != null) {
-        for (var option of diffList.options) {
-            var dateObject = new Date(option.value * 1000);
-            option.label = dateObject.toLocaleString();
-        }
+  /* Convert what is options from UTC time.time() to local browser time */
+  var diffList = document.getElementById("diff-version");
+  if (typeof diffList != "undefined" && diffList != null) {
+    for (var option of diffList.options) {
+      var dateObject = new Date(option.value * 1000);
+      option.label = dateObject.toLocaleString();
     }
+  }
 
-    /* Set current version date as local time in the browser also */
-    var current_v = document.getElementById("current-v-date");
-    var dateObject = new Date(newest_version_timestamp*1000);
-    current_v.innerHTML = dateObject.toLocaleString();
-    onDiffTypeChange(document.querySelector('#settings [name="diff_type"]:checked'));
-    changed();
+  /* Set current version date as local time in the browser also */
+  var current_v = document.getElementById("current-v-date");
+  var dateObject = new Date(newest_version_timestamp * 1000);
+  current_v.innerHTML = dateObject.toLocaleString();
+  onDiffTypeChange(
+    document.querySelector('#settings [name="diff_type"]:checked'),
+  );
+  changed();
 };
 
-a.onpaste = a.onchange =
-    b.onpaste = b.onchange = changed;
+a.onpaste = a.onchange = b.onpaste = b.onchange = changed;
 
-if ('oninput' in a) {
-    a.oninput = b.oninput = changed;
+if ("oninput" in a) {
+  a.oninput = b.oninput = changed;
 } else {
-    a.onkeyup = b.onkeyup = changed;
+  a.onkeyup = b.onkeyup = changed;
 }
 
 function onDiffTypeChange(radio) {
-    window.diffType = radio.value;
-// Not necessary
-//	document.title = "Diff " + radio.value.slice(4);
+  window.diffType = radio.value;
+  // Not necessary
+  //	document.title = "Diff " + radio.value.slice(4);
 }
 
-var radio = document.getElementsByName('diff_type');
+var radio = document.getElementsByName("diff_type");
 for (var i = 0; i < radio.length; i++) {
-    radio[i].onchange = function (e) {
-        onDiffTypeChange(e.target);
-        changed();
-    }
-}
-
-document.getElementById('ignoreWhitespace').onchange = function (e) {
+  radio[i].onchange = function (e) {
+    onDiffTypeChange(e.target);
     changed();
+  };
 }
 
+document.getElementById("ignoreWhitespace").onchange = function (e) {
+  changed();
+};
 
-var inputs = document.getElementsByClassName('change');
+var inputs = document.getElementsByClassName("change");
 inputs.current = 0;
 
-
 function next_diff() {
+  var element = inputs[inputs.current];
+  var headerOffset = 80;
+  var elementPosition = element.getBoundingClientRect().top;
+  var offsetPosition = elementPosition - headerOffset + window.scrollY;
 
-    var element = inputs[inputs.current];
-    var headerOffset = 80;
-    var elementPosition = element.getBoundingClientRect().top;
-    var offsetPosition = elementPosition - headerOffset + window.scrollY;
+  window.scrollTo({
+    top: offsetPosition,
+    behavior: "smooth",
+  });
 
-    window.scrollTo({
-        top: offsetPosition,
-        behavior: "smooth"
-    });
-
-    inputs.current++;
-    if (inputs.current >= inputs.length) {
-        inputs.current = 0;
-    }
+  inputs.current++;
+  if (inputs.current >= inputs.length) {
+    inputs.current = 0;
+  }
 }

changedetectionio/static/js/toggle-theme.js

@@ -0,0 +1,24 @@
+/**
+ * @file
+ * Toggles theme between light and dark mode.
+ */
+$(document).ready(function () {
+  const button = document.getElementsByClassName("toggle-theme")[0];
+
+  button.onclick = () => {
+    const htmlElement = document.getElementsByTagName("html");
+    const isDarkMode = htmlElement[0].dataset.darkmode === "true";
+    htmlElement[0].dataset.darkmode = !isDarkMode;
+    if (isDarkMode) {
+      button.classList.remove("dark");
+      setCookieValue(false);
+    } else {
+      button.classList.add("dark");
+      setCookieValue(true);
+    }
+  };
+
+  const setCookieValue = (value) => {
+    document.cookie = `css_dark_mode=${value};max-age=31536000`
+  }
+});