Feat: Add dark mode switch

Client/src/Components/Sidebar/index.jsx

@@ -21,6 +21,7 @@ import { useDispatch, useSelector } from "react-redux";
 import { clearAuthState } from "../../Features/Auth/authSlice";
 import { toggleSidebar } from "../../Features/UI/uiSlice";
 import { clearUptimeMonitorState } from "../../Features/UptimeMonitors/uptimeMonitorsSlice";
+import ThemeSwitch from "../ThemeSwitch";
 import Avatar from "../Avatar";
 import LockSvg from "../../assets/icons/lock.svg?react";
 import UserSvg from "../../assets/icons/user.svg?react";
@@ -544,28 +545,35 @@ function Sidebar() {
 								{authState.user?.role}
 							</Typography>
 						</Box>
-						<Tooltip
-							title="Controls"
-							disableInteractive
+						<Stack
+							flexDirection={"row"}
+							marginLeft={"auto"}
+							columnGap={theme.spacing(2)}
 						>
-							<IconButton
-								sx={{
-									ml: "auto",
-									mr: "-8px",
-									"&:focus": { outline: "none" },
-									"& svg": {
-										width: "20px",
-										height: "20px",
-									},
-									"& svg path": {
-										stroke: theme.palette.other.icon,
-									},
-								}}
-								onClick={(event) => openPopup(event, "logout")}
+							<ThemeSwitch />
+							<Tooltip
+								title="Controls"
+								disableInteractive
 							>
-								<DotsVertical />
-							</IconButton>
-						</Tooltip>
+								<IconButton
+									sx={{
+										ml: "auto",
+										mr: "-8px",
+										"&:focus": { outline: "none" },
+										"& svg": {
+											width: "20px",
+											height: "20px",
+										},
+										"& svg path": {
+											stroke: theme.palette.other.icon,
+										},
+									}}
+									onClick={(event) => openPopup(event, "logout")}
+								>
+									<DotsVertical />
+								</IconButton>
+							</Tooltip>
+						</Stack>
 					</>
 				)}
 				<Menu

Client/src/Components/ThemeSwitch/SunAndMoonIcon.jsx

@@ -0,0 +1,98 @@
+import { useTheme } from "@mui/material";
+import "./index.css";
+
+const SunAndMoonIcon = () => {
+	const theme = useTheme();
+
+	return (
+		<svg
+			className="sun-and-moon"
+			aria-hidden="true"
+			width="24"
+			height="24"
+			viewBox="0 0 24 24"
+		>
+			<mask
+				className="moon"
+				id="moon-mask"
+			>
+				<rect
+					x="0"
+					y="0"
+					width="100%"
+					height="100%"
+					fill="#fff"
+				/>
+				<circle
+					cx="24"
+					cy="10"
+					r="6"
+					fill="#000"
+				/>
+			</mask>
+			<circle
+				className="sun"
+				cx="12"
+				cy="12"
+				r="6"
+				fill={theme.palette.text.secondary}
+				mask="url(#moon-mask)"
+			/>
+			<g
+				className="sun-beams"
+				stroke={theme.palette.text.secondary}
+			>
+				<line
+					x1="12"
+					y1="1"
+					x2="12"
+					y2="3"
+				/>
+				<line
+					x1="12"
+					y1="21"
+					x2="12"
+					y2="23"
+				/>
+				<line
+					x1="4.22"
+					y1="4.22"
+					x2="5.64"
+					y2="5.64"
+				/>
+				<line
+					x1="18.36"
+					y1="18.36"
+					x2="19.78"
+					y2="19.78"
+				/>
+				<line
+					x1="1"
+					y1="12"
+					x2="3"
+					y2="12"
+				/>
+				<line
+					x1="21"
+					y1="12"
+					x2="23"
+					y2="12"
+				/>
+				<line
+					x1="4.22"
+					y1="19.78"
+					x2="5.64"
+					y2="18.36"
+				/>
+				<line
+					x1="18.36"
+					y1="5.64"
+					x2="19.78"
+					y2="4.22"
+				/>
+			</g>
+		</svg>
+	);
+};
+
+export default SunAndMoonIcon;

Client/src/Components/ThemeSwitch/index.css

@@ -0,0 +1,64 @@
+.sun-and-moon > :is(.moon, .sun, .sun-beams) {
+	transform-origin: center;
+}
+
+.theme-toggle .sun-and-moon > .sun-beams {
+	stroke-width: 2px;
+}
+
+.theme-dark .sun-and-moon > .sun {
+	transform: scale(1.75);
+}
+
+.theme-dark .sun-and-moon > .sun-beams {
+	opacity: 0;
+}
+
+.theme-dark .sun-and-moon > .moon > circle {
+	transform: translateX(-7px);
+}
+
+@supports (cx: 1) {
+	.theme-dark .sun-and-moon > .moon > circle {
+		cx: 17;
+		transform: translateX(0);
+	}
+}
+
+@media (prefers-reduced-motion: no-preference) {
+	.sun-and-moon > .sun {
+		transition: transform 0.5s cubic-bezier(0.68, -0.55, 0.27, 1.55);
+	}
+
+	.sun-and-moon > .sun-beams {
+		transition:
+			transform 0.5s cubic-bezier(0.68, -0.55, 0.27, 1.55),
+			opacity 0.5s cubic-bezier(0.25, 0.1, 0.25, 1);
+	}
+
+	.sun-and-moon .moon > circle {
+		transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
+	}
+
+	@supports (cx: 1) {
+		.sun-and-moon .moon > circle {
+			transition: cx 0.25s cubic-bezier(0.4, 0, 0.2, 1);
+		}
+	}
+
+	.theme-dark .sun-and-moon > .sun {
+		transition-timing-function: cubic-bezier(0.25, 0.1, 0.25, 1);
+		transition-duration: 0.25s;
+		transform: scale(1.75);
+	}
+
+	.theme-dark .sun-and-moon > .sun-beams {
+		transition-duration: 0.15s;
+		transform: rotateZ(-25deg);
+	}
+
+	.theme-dark .sun-and-moon > .moon > circle {
+		transition-duration: 0.5s;
+		transition-delay: 0.25s;
+	}
+}

Client/src/Components/ThemeSwitch/index.jsx

@@ -0,0 +1,47 @@
+/**
+ * ThemeSwitch Component
+ * Dark and Light Theme Switch
+ * Original Code: https://web.dev/patterns/theming/theme-switch
+ * License: Apache License 2.0
+ * Copyright © Google LLC
+ *
+ * This code has been adapted for use in this project.
+ * Apache License: https://www.apache.org/licenses/LICENSE-2.0
+ */
+
+import { IconButton } from "@mui/material";
+import SunAndMoonIcon from "./SunAndMoonIcon";
+import { useDispatch, useSelector } from "react-redux";
+import { setMode } from "../../Features/UI/uiSlice";
+import "./index.css";
+
+const ThemeSwitch = ({ width = 48, height = 48 }) => {
+	const mode = useSelector((state) => state.ui.mode);
+	const dispatch = useDispatch();
+
+	const toggleTheme = () => {
+		dispatch(setMode(mode === "light" ? "dark" : "light"));
+	};
+
+	return (
+		<IconButton
+			id="theme-toggle"
+			title="Toggles light & dark"
+			className={`theme-${mode}`}
+			aria-label="auto"
+			aria-live="polite"
+			onClick={toggleTheme}
+			sx={{
+				width,
+				height,
+				display: "flex",
+				alignItems: "center",
+				justifyContent: "center",
+			}}
+		>
+			<SunAndMoonIcon />
+		</IconButton>
+	);
+};
+
+export default ThemeSwitch;

Client/src/Pages/Auth/Login/Components/EmailStep.jsx

@@ -3,7 +3,6 @@ import { Box, Button, Stack, Typography } from "@mui/material";
 import { useTheme } from "@emotion/react";
 import TextInput from "../../../../Components/Inputs/TextInput";
 import PropTypes from "prop-types";
-import { useNavigate } from "react-router";
 
 /**
  * Renders the email step of the login process which includes an email field.
@@ -19,21 +18,13 @@ import { useNavigate } from "react-router";
 const EmailStep = ({ form, errors, onSubmit, onChange }) => {
 	const theme = useTheme();
 	const inputRef = useRef(null);
-	const navigate = useNavigate();
 
 	useEffect(() => {
 		if (inputRef.current) {
 			inputRef.current.focus();
 		}
 	}, []);
 
-	const handleNavigate = () => {
-		if (form.email !== "" && !errors.email) {
-			sessionStorage.setItem("email", form.email);
-		}
-		navigate("/forgot-password");
-	};
-
 	return (
 		<>
 			<Stack
@@ -90,32 +81,6 @@ const EmailStep = ({ form, errors, onSubmit, onChange }) => {
 						</Button>
 					</Stack>
 				</Box>
-				<Box
-					textAlign="center"
-					sx={{
-						position: "absolute",
-						bottom: 0,
-						left: "50%",
-						transform: `translate(-50%, 150%)`,
-					}}
-				>
-					<Typography
-						className="forgot-p"
-						display="inline-block"
-						color={theme.palette.primary.main}
-					>
-						Forgot password?
-					</Typography>
-					<Typography
-						component="span"
-						color={theme.palette.primary.main}
-						ml={theme.spacing(2)}
-						sx={{ userSelect: "none" }}
-						onClick={handleNavigate}
-					>
-						Reset password
-					</Typography>
-				</Box>
 			</Stack>
 		</>
 	);

Client/src/Pages/Auth/Login/Components/ForgotPasswordLabel.jsx

@@ -0,0 +1,43 @@
+import { Box, Typography, useTheme } from "@mui/material";
+import PropTypes from "prop-types";
+import { useNavigate } from "react-router";
+
+const ForgotPasswordLabel = ({ email, errorEmail }) => {
+	const theme = useTheme();
+	const navigate = useNavigate();
+
+	const handleNavigate = () => {
+		if (email !== "" && !errorEmail) {
+			sessionStorage.setItem("email", email);
+		}
+		navigate("/forgot-password");
+	};
+
+	return (
+		<Box textAlign="center">
+			<Typography
+				className="forgot-p"
+				display="inline-block"
+				color={theme.palette.primary.main}
+			>
+				Forgot password?
+			</Typography>
+			<Typography
+				component="span"
+				color={theme.palette.primary.main}
+				ml={theme.spacing(2)}
+				sx={{ userSelect: "none" }}
+				onClick={handleNavigate}
+			>
+				Reset password
+			</Typography>
+		</Box>
+	);
+};
+
+ForgotPasswordLabel.proptype = {
+	email: PropTypes.string.isRequired,
+	emailError: PropTypes.string.isRequired,
+};
+
+export default ForgotPasswordLabel;