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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,60 @@ | ||
| import { | ||
| ColorPicker, | ||
| ColorSwatch, | ||
| Group, | ||
| isLightColor, | ||
| Stack, | ||
| Text, | ||
| } from "@mantine/core"; | ||
| import { generateColorsMap } from "./generator"; | ||
| import { useState } from "react"; | ||
| import classes from "./colorgenerator.module.css"; | ||
|
|
||
| export default function ColorGenerator() { | ||
| const [selectedColor, setSelectedColor] = useState("#FF007F"); | ||
|
|
||
| const { baseColorIndex, colors } = generateColorsMap(selectedColor); | ||
| return ( | ||
| <Stack> | ||
| <ColorPicker | ||
| w="100%" | ||
| value={selectedColor} | ||
| style={{ border: "1px solid #ccc" }} | ||
| onChange={(e) => setSelectedColor(e)} | ||
| /> | ||
| <Text | ||
| w="fit-content" | ||
| p="5px" | ||
| c={selectedColor} | ||
| bg={isLightColor(selectedColor) ? "dark" : "white"} | ||
| > | ||
| {" "} | ||
| Selected color: {selectedColor} | ||
| </Text> | ||
| <Group grow gap={0}> | ||
| {colors?.map((color, index) => ( | ||
| <div key={index} className={classes.item}> | ||
| <ColorSwatch | ||
| color={color.hex()} | ||
| radius={0} | ||
| className={classes.swatch} | ||
| withShadow={false} | ||
| data-base={index === baseColorIndex || undefined} | ||
| c={isLightColor(color.hex()) ? "black" : "white"} | ||
| > | ||
| { | ||
| <div className={classes.label}> | ||
| <span className={classes.index}>{index}</span> | ||
| <span className={classes.hex}>{color.hex()}</span> | ||
| </div> | ||
| } | ||
| </ColorSwatch> | ||
| </div> | ||
| ))} | ||
| </Group> | ||
| <Text c="dimmed"> | ||
| Inspired from: https://mantine.dev/colors-generator | ||
| </Text> | ||
| </Stack> | ||
| ); | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,61 @@ | ||
| item { | ||
| flex: 1; | ||
|
|
||
| &:first-of-type > .swatch { | ||
| border-top-left-radius: var(--mantine-radius-md) !important; | ||
| border-bottom-left-radius: var(--mantine-radius-md) !important; | ||
| } | ||
|
|
||
| &:last-of-type > .swatch { | ||
| border-top-right-radius: var(--mantine-radius-md) !important; | ||
| border-bottom-right-radius: var(--mantine-radius-md) !important; | ||
| } | ||
| } | ||
|
|
||
| .swatch { | ||
| width: 100%; | ||
| height: 0; | ||
| padding-bottom: 100%; | ||
| overflow: hidden; | ||
| transition: | ||
| transform 100ms ease, | ||
| box-shadow 100ms ease, | ||
| border-radius 100ms ease; | ||
|
|
||
| &[data-base] { | ||
| transform: scale(1.2) translateY(-5px); | ||
| z-index: 1; | ||
| box-shadow: var(--mantine-shadow-md); | ||
| border-radius: var(--mantine-radius-md); | ||
|
|
||
| @media (max-width: em(600px)) { | ||
| transform: none; | ||
| box-shadow: none; | ||
| border-radius: 0; | ||
| } | ||
| } | ||
| } | ||
|
|
||
| .label { | ||
| display: flex; | ||
| flex-direction: column; | ||
| text-align: center; | ||
| gap: 5px; | ||
|
|
||
| @media (max-width: em(600px)) { | ||
| display: none; | ||
| } | ||
| } | ||
|
|
||
| .hex { | ||
| font-weight: 700; | ||
| text-transform: uppercase; | ||
| font-family: var(--mantine-font-family-monospace); | ||
| font-size: 10px; | ||
| } | ||
|
|
||
| .index { | ||
| font-size: var(--mantine-font-size-lg); | ||
| font-weight: 700; | ||
| font-family: var(--docs-font-primary); | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,53 @@ | ||
| import chroma from "chroma-js"; | ||
|
|
||
| const LIGHTNESS_MAP = [ | ||
| 0.96, 0.907, 0.805, 0.697, 0.605, 0.547, 0.518, 0.445, 0.395, 0.34, | ||
| ]; | ||
| const SATURATION_MAP = [0.32, 0.16, 0.08, 0.04, 0, 0, 0.04, 0.08, 0.16, 0.32]; | ||
|
|
||
| function getClosestLightness(colorObject: chroma.Color) { | ||
| const lightnessGoal = colorObject.get("hsl.l"); | ||
| return LIGHTNESS_MAP.reduce((prev, curr) => | ||
| Math.abs(curr - lightnessGoal) < Math.abs(prev - lightnessGoal) | ||
| ? curr | ||
| : prev | ||
| ); | ||
| } | ||
|
|
||
| export function generateColorsMap(color: string) { | ||
| const colorObject = chroma(color); | ||
| const closestLightness = getClosestLightness(colorObject); | ||
| const baseColorIndex = LIGHTNESS_MAP.findIndex((l) => l === closestLightness); | ||
|
|
||
| const colors = LIGHTNESS_MAP.map((l) => colorObject.set("hsl.l", l)) | ||
| .map((c) => chroma(c)) | ||
| .map((c, i) => { | ||
| const saturationDelta = | ||
| SATURATION_MAP[i] - SATURATION_MAP[baseColorIndex]; | ||
| return saturationDelta >= 0 | ||
| ? c.saturate(saturationDelta) | ||
| : c.desaturate(saturationDelta * -1); | ||
| }); | ||
|
|
||
| return { baseColorIndex, colors }; | ||
| } | ||
|
|
||
| export type MantineColorsTuple = readonly [ | ||
| string, | ||
| string, | ||
| string, | ||
| string, | ||
| string, | ||
| string, | ||
| string, | ||
| string, | ||
| string, | ||
| string, | ||
| ...string[], | ||
| ]; | ||
|
|
||
| export function generateColors(color: string) { | ||
| return generateColorsMap(color).colors.map((c) => | ||
| c.hex() | ||
| ) as unknown as MantineColorsTuple; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,53 @@ | ||
| import { Divider, Stack, Textarea, TextInput } from "@mantine/core"; | ||
| import { useInputState } from "@mantine/hooks"; | ||
| import { useEffect, useState } from "react"; | ||
|
|
||
| export default function HmacGenerator() { | ||
| const [hmac, setHmac] = useState(""); | ||
| const [input, setInput] = useInputState(""); | ||
| const [secret, setSecret] = useInputState(""); | ||
|
|
||
| useEffect(() => { | ||
| if (input && secret) { | ||
| const encoder = new TextEncoder(); | ||
| const data = encoder.encode(input); | ||
| const key = encoder.encode(secret); | ||
| crypto.subtle | ||
| .importKey("raw", key, { name: "HMAC", hash: "SHA-256" }, false, [ | ||
| "sign", | ||
| ]) | ||
| .then((key) => | ||
| crypto.subtle.sign("HMAC", key, data).then((signature) => { | ||
| const view = new DataView(signature); | ||
| let hex = ""; | ||
| for (let i = 0; i < view.byteLength; i += 1) { | ||
| const byte = view.getUint8(i).toString(16); | ||
| hex += byte.length === 1 ? `0${byte}` : byte; | ||
| } | ||
| setHmac(hex); | ||
| }) | ||
| ); | ||
| } else { | ||
| setHmac(""); | ||
| } | ||
| }, [input, secret]); | ||
|
|
||
| return ( | ||
| <Stack> | ||
| <Textarea | ||
| minRows={5} | ||
| autosize | ||
| value={input} | ||
| onChange={setInput} | ||
| placeholder="Enter input data" | ||
| /> | ||
| <TextInput | ||
| placeholder="Enter secret key" | ||
| value={secret} | ||
| onChange={setSecret} | ||
| /> | ||
| <Divider label="HMAC" /> | ||
| <Textarea placeholder="generated HMAC" value={hmac} readOnly /> | ||
| </Stack> | ||
| ); | ||
| } |
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