refactor: move Checkmark, Avatar, Chip and Tooltip to twenty-ui (#4946)

Split from https://github.com/twentyhq/twenty/pull/4518

Part of #4766

packages/twenty-ui/src/utilities/color/utils/__tests__/stringToHslColor.test.ts

@@ -0,0 +1,7 @@
+import { stringToHslColor } from '../stringToHslColor';
+
+describe('stringToHslColor', () => {
+  it('should return a color based on a string', () => {
+    expect(stringToHslColor('red', 70, 90)).toBe('hsl(105, 70%, 90%)');
+  });
+});

packages/twenty-ui/src/utilities/color/utils/stringToHslColor.ts

@@ -0,0 +1,13 @@
+export const stringToHslColor = (
+  str: string,
+  saturation: number,
+  lightness: number,
+) => {
+  let hash = 0;
+  for (let i = 0; i < str.length; i++) {
+    hash = str.charCodeAt(i) + ((hash << 5) - hash);
+  }
+
+  const h = hash % 360;
+  return 'hsl(' + h + ', ' + saturation + '%, ' + lightness + '%)';
+};

packages/twenty-ui/src/utilities/index.ts

@@ -1 +1,3 @@
+export * from './color/utils/stringToHslColor';
 export * from './state/utils/createState';
+export * from './types/Nullable';

packages/twenty-ui/src/utilities/types/Nullable.ts

@@ -0,0 +1 @@
+export type Nullable<T> = T | null | undefined;