State.init({ theme: props.theme || "light", }); const dark = { bg: "#28282b", color: "#e6eaee", border: "#748094", button: { bg: "#39393c", }, }; const light = { bg: "#e3e8ef", color: "#4c5566", border: "#748094", button: { bg: "#eef2f6", }, }; const useTheme = (light, dark) => { return state.theme === "light" ? light : dark; }; const Button = styled.button` border-radius: 20px; padding-top: 5px; padding-bottom: 5px; border: 1px solid transparent; background-color: ${useTheme(light.bg, dark.bg)}; transition: background-color 0.1s ease-in-out; :hover { background-color: ${useTheme(light.button.bg, dark.button.bg)}; } `; const Moon = (width, height) => { const SVG = styled.svg` width: ${width} height: ${height} `; return ( <SVG xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill={useTheme(light.color, dark.color)} > <path d="M12 2.25a.75.75 0 01.75.75v2.25a.75.75 0 01-1.5 0V3a.75.75 0 01.75-.75zM7.5 12a4.5 4.5 0 119 0 4.5 4.5 0 01-9 0zM18.894 6.166a.75.75 0 00-1.06-1.06l-1.591 1.59a.75.75 0 101.06 1.061l1.591-1.59zM21.75 12a.75.75 0 01-.75.75h-2.25a.75.75 0 010-1.5H21a.75.75 0 01.75.75zM17.834 18.894a.75.75 0 001.06-1.06l-1.59-1.591a.75.75 0 10-1.061 1.06l1.59 1.591zM12 18a.75.75 0 01.75.75V21a.75.75 0 01-1.5 0v-2.25A.75.75 0 0112 18zM7.758 17.303a.75.75 0 00-1.061-1.06l-1.591 1.59a.75.75 0 001.06 1.061l1.591-1.59zM6 12a.75.75 0 01-.75.75H3a.75.75 0 010-1.5h2.25A.75.75 0 016 12zM6.697 7.757a.75.75 0 001.06-1.06l-1.59-1.591a.75.75 0 00-1.061 1.06l1.59 1.591z" /> </SVG> ); }; const Sun = (width, height) => { const SVG = styled.svg` width: ${width} height: ${height} `; return ( <SVG xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill={useTheme(light.color, dark.color)} > <path fill-rule="evenodd" d="M9.528 1.718a.75.75 0 01.162.819A8.97 8.97 0 009 6a9 9 0 009 9 8.97 8.97 0 003.463-.69.75.75 0 01.981.98 10.503 10.503 0 01-9.694 6.46c-5.799 0-10.5-4.701-10.5-10.5 0-4.368 2.667-8.112 6.46-9.694a.75.75 0 01.818.162z" clip-rule="evenodd" /> </SVG> ); }; return ( <> <Button onClick={props.switchTheme}> {useTheme( <Sun width={"25px"} height={"25px"} />, <Moon width={"25px"} height={"25px"} /> )} </Button> </> );