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-rw-r--r--apps/web/src/utils/color.ts364
1 files changed, 182 insertions, 182 deletions
diff --git a/apps/web/src/utils/color.ts b/apps/web/src/utils/color.ts
index 7b01a92e..1176ffd3 100644
--- a/apps/web/src/utils/color.ts
+++ b/apps/web/src/utils/color.ts
@@ -1,182 +1,182 @@
-import { converter, formatHex, formatHex8, parse, type Rgb } from "culori";
-
-export type ColorFormat = "hex" | "rgb" | "hsl" | "hsv";
-
-const toRgb = converter("rgb");
-const toHsv = converter("hsv");
-const toHsl = converter("hsl");
-
-export function hexToHsv({ hex }: { hex: string }): [number, number, number] {
- const color = toHsv(`#${hex}`);
- if (!color) return [0, 0, 0];
- return [color.h ?? 0, color.s ?? 0, color.v ?? 0];
-}
-
-export function hsvToHex({
- h,
- s,
- v,
-}: {
- h: number;
- s: number;
- v: number;
-}): string {
- const hex = formatHex({ mode: "hsv", h, s, v });
- return hex.slice(1);
-}
-
-export function parseHexAlpha({ hex }: { hex: string }): {
- rgb: string;
- alpha: number;
-} {
- const color = parse(`#${hex}`);
- const rgbHex = color
- ? formatHex(color).slice(1)
- : hex.slice(0, 6).toLowerCase();
- return {
- rgb: rgbHex,
- alpha: color?.alpha ?? 1,
- };
-}
-
-export function appendAlpha({
- rgbHex,
- alpha,
-}: {
- rgbHex: string;
- alpha: number;
-}): string {
- if (alpha >= 1) return rgbHex;
- const hex8 = formatHex8({ mode: "rgb", r: 0, g: 0, b: 0, alpha });
- const alphaHex = hex8.slice(7, 9);
- return rgbHex + alphaHex;
-}
-
-function stripCssNoise({ text }: { text: string }): string {
- let cleaned = text.trim();
- cleaned = cleaned
- .replace(/\s*!important\s*/gi, "")
- .replace(/;+\s*$/, "")
- .trim();
-
- const colonIndex = cleaned.indexOf(":");
- const parenIndex = cleaned.indexOf("(");
- if (colonIndex !== -1 && (parenIndex === -1 || colonIndex < parenIndex)) {
- cleaned = cleaned.slice(colonIndex + 1).trim();
- }
-
- return cleaned;
-}
-
-function colorToHexWithAlpha({ color }: { color: Rgb }): string {
- const hex = formatHex(color).slice(1);
- if (color.alpha !== undefined && color.alpha < 1) {
- const hex8 = formatHex8(color);
- return hex8.slice(1);
- }
- return hex;
-}
-
-export function extractColorFromText({
- text,
-}: {
- text: string;
-}): string | null {
- const cleaned = stripCssNoise({ text });
-
- const color = toRgb(cleaned);
- if (color) return colorToHexWithAlpha({ color });
-
- // bare hex without # (culori needs the prefix)
- const bareHexMatch = cleaned.match(/^([0-9a-fA-F]{3,8})$/);
- if (bareHexMatch) {
- const withHash = toRgb(`#${bareHexMatch[1]}`);
- if (withHash) return colorToHexWithAlpha({ color: withHash });
- }
-
- // fallback: find #hex anywhere in the original text
- const embeddedHexMatch = text.match(/#([0-9a-fA-F]{3,8})\b/);
- if (embeddedHexMatch) {
- const embedded = toRgb(`#${embeddedHexMatch[1]}`);
- if (embedded) return colorToHexWithAlpha({ color: embedded });
- }
-
- return null;
-}
-
-export function formatColorValue({
- hex,
- format,
-}: {
- hex: string;
- format: ColorFormat;
-}): string {
- switch (format) {
- case "hex":
- return hex;
- case "rgb": {
- const color = toRgb(`#${hex}`);
- if (!color) return hex;
- return `${Math.round(color.r * 255)}, ${Math.round(color.g * 255)}, ${Math.round(color.b * 255)}`;
- }
- case "hsl": {
- const color = toHsl(`#${hex}`);
- if (!color) return hex;
- return `${Math.round(color.h ?? 0)}, ${Math.round((color.s ?? 0) * 100)}%, ${Math.round((color.l ?? 0) * 100)}%`;
- }
- case "hsv": {
- const color = toHsv(`#${hex}`);
- if (!color) return hex;
- return `${Math.round(color.h ?? 0)}, ${Math.round((color.s ?? 0) * 100)}%, ${Math.round((color.v ?? 0) * 100)}%`;
- }
- }
-}
-
-export function parseColorInput({
- input,
- format,
-}: {
- input: string;
- format: ColorFormat;
-}): string | null {
- switch (format) {
- case "hex": {
- const cleaned = input.replace("#", "");
- const isValidHex = /^[0-9a-fA-F]{3,8}$/.test(cleaned);
- return isValidHex ? cleaned : null;
- }
- case "rgb": {
- const parts = input.split(",").map((part) => parseInt(part.trim(), 10));
- if (parts.length < 3 || parts.some(Number.isNaN)) return null;
- const color = {
- mode: "rgb" as const,
- r: parts[0] / 255,
- g: parts[1] / 255,
- b: parts[2] / 255,
- };
- return formatHex(color).slice(1);
- }
- case "hsl": {
- const parts = input.split(",").map((part) => parseFloat(part.trim()));
- if (parts.length < 3 || parts.some(Number.isNaN)) return null;
- const color = {
- mode: "hsl" as const,
- h: parts[0],
- s: parts[1] / 100,
- l: parts[2] / 100,
- };
- return formatHex(color).slice(1);
- }
- case "hsv": {
- const parts = input.split(",").map((part) => parseFloat(part.trim()));
- if (parts.length < 3 || parts.some(Number.isNaN)) return null;
- const color = {
- mode: "hsv" as const,
- h: parts[0],
- s: parts[1] / 100,
- v: parts[2] / 100,
- };
- return formatHex(color).slice(1);
- }
- }
-}
+import { converter, formatHex, formatHex8, parse, type Rgb } from "culori";
+
+export type ColorFormat = "hex" | "rgb" | "hsl" | "hsv";
+
+const toRgb = converter("rgb");
+const toHsv = converter("hsv");
+const toHsl = converter("hsl");
+
+export function hexToHsv({ hex }: { hex: string }): [number, number, number] {
+ const color = toHsv(`#${hex}`);
+ if (!color) return [0, 0, 0];
+ return [color.h ?? 0, color.s ?? 0, color.v ?? 0];
+}
+
+export function hsvToHex({
+ h,
+ s,
+ v,
+}: {
+ h: number;
+ s: number;
+ v: number;
+}): string {
+ const hex = formatHex({ mode: "hsv", h, s, v });
+ return hex.slice(1);
+}
+
+export function parseHexAlpha({ hex }: { hex: string }): {
+ rgb: string;
+ alpha: number;
+} {
+ const color = parse(`#${hex}`);
+ const rgbHex = color
+ ? formatHex(color).slice(1)
+ : hex.slice(0, 6).toLowerCase();
+ return {
+ rgb: rgbHex,
+ alpha: color?.alpha ?? 1,
+ };
+}
+
+export function appendAlpha({
+ rgbHex,
+ alpha,
+}: {
+ rgbHex: string;
+ alpha: number;
+}): string {
+ if (alpha >= 1) return rgbHex;
+ const hex8 = formatHex8({ mode: "rgb", r: 0, g: 0, b: 0, alpha });
+ const alphaHex = hex8.slice(7, 9);
+ return rgbHex + alphaHex;
+}
+
+function stripCssNoise({ text }: { text: string }): string {
+ let cleaned = text.trim();
+ cleaned = cleaned
+ .replace(/\s*!important\s*/gi, "")
+ .replace(/;+\s*$/, "")
+ .trim();
+
+ const colonIndex = cleaned.indexOf(":");
+ const parenIndex = cleaned.indexOf("(");
+ if (colonIndex !== -1 && (parenIndex === -1 || colonIndex < parenIndex)) {
+ cleaned = cleaned.slice(colonIndex + 1).trim();
+ }
+
+ return cleaned;
+}
+
+function colorToHexWithAlpha({ color }: { color: Rgb }): string {
+ const hex = formatHex(color).slice(1);
+ if (color.alpha !== undefined && color.alpha < 1) {
+ const hex8 = formatHex8(color);
+ return hex8.slice(1);
+ }
+ return hex;
+}
+
+export function extractColorFromText({
+ text,
+}: {
+ text: string;
+}): string | null {
+ const cleaned = stripCssNoise({ text });
+
+ const color = toRgb(cleaned);
+ if (color) return colorToHexWithAlpha({ color });
+
+ // bare hex without # (culori needs the prefix)
+ const bareHexMatch = cleaned.match(/^([0-9a-fA-F]{3,8})$/);
+ if (bareHexMatch) {
+ const withHash = toRgb(`#${bareHexMatch[1]}`);
+ if (withHash) return colorToHexWithAlpha({ color: withHash });
+ }
+
+ // fallback: find #hex anywhere in the original text
+ const embeddedHexMatch = text.match(/#([0-9a-fA-F]{3,8})\b/);
+ if (embeddedHexMatch) {
+ const embedded = toRgb(`#${embeddedHexMatch[1]}`);
+ if (embedded) return colorToHexWithAlpha({ color: embedded });
+ }
+
+ return null;
+}
+
+export function formatColorValue({
+ hex,
+ format,
+}: {
+ hex: string;
+ format: ColorFormat;
+}): string {
+ switch (format) {
+ case "hex":
+ return hex;
+ case "rgb": {
+ const color = toRgb(`#${hex}`);
+ if (!color) return hex;
+ return `${Math.round(color.r * 255)}, ${Math.round(color.g * 255)}, ${Math.round(color.b * 255)}`;
+ }
+ case "hsl": {
+ const color = toHsl(`#${hex}`);
+ if (!color) return hex;
+ return `${Math.round(color.h ?? 0)}, ${Math.round((color.s ?? 0) * 100)}%, ${Math.round((color.l ?? 0) * 100)}%`;
+ }
+ case "hsv": {
+ const color = toHsv(`#${hex}`);
+ if (!color) return hex;
+ return `${Math.round(color.h ?? 0)}, ${Math.round((color.s ?? 0) * 100)}%, ${Math.round((color.v ?? 0) * 100)}%`;
+ }
+ }
+}
+
+export function parseColorInput({
+ input,
+ format,
+}: {
+ input: string;
+ format: ColorFormat;
+}): string | null {
+ switch (format) {
+ case "hex": {
+ const cleaned = input.replace("#", "");
+ const isValidHex = /^[0-9a-fA-F]{3,8}$/.test(cleaned);
+ return isValidHex ? cleaned : null;
+ }
+ case "rgb": {
+ const parts = input.split(",").map((part) => parseInt(part.trim(), 10));
+ if (parts.length < 3 || parts.some(Number.isNaN)) return null;
+ const color = {
+ mode: "rgb" as const,
+ r: parts[0] / 255,
+ g: parts[1] / 255,
+ b: parts[2] / 255,
+ };
+ return formatHex(color).slice(1);
+ }
+ case "hsl": {
+ const parts = input.split(",").map((part) => parseFloat(part.trim()));
+ if (parts.length < 3 || parts.some(Number.isNaN)) return null;
+ const color = {
+ mode: "hsl" as const,
+ h: parts[0],
+ s: parts[1] / 100,
+ l: parts[2] / 100,
+ };
+ return formatHex(color).slice(1);
+ }
+ case "hsv": {
+ const parts = input.split(",").map((part) => parseFloat(part.trim()));
+ if (parts.length < 3 || parts.some(Number.isNaN)) return null;
+ const color = {
+ mode: "hsv" as const,
+ h: parts[0],
+ s: parts[1] / 100,
+ v: parts[2] / 100,
+ };
+ return formatHex(color).slice(1);
+ }
+ }
+}