feat(cname-prefix): add sync method to generate sha256 prefix

packages/cname-prefix/package.json

@@ -8,8 +8,16 @@
   "types": "./dist/index.d.ts",
   "exports": {
     ".": {
-      "import": "./dist/esm/index.browser.mjs",
-      "require": "./dist/cjs/index.browser.cjs"
+      "import": "./dist/index.js",
+      "require": "./dist/index.cjs"
+    },
+    "./async": {
+      "import": "./dist/async.js",
+      "require": "./dist/async.cjs"
+    },
+    "./sync": {
+      "import": "./dist/sync.js",
+      "require": "./dist/sync.cjs"
     }
   },
   "sideEffects": false,
@@ -24,9 +32,7 @@
     "test": "npx playwright install-deps chromium && vitest --run  --coverage",
     "test:watch": "npx playwright install-deps chromium && vitest",
     "prebuild": "npm run clean",
-    "build": "npm run build:types && npm run build:compile",
-    "build:types": "dts-bundle-generator --project tsconfig.dts.json -o dist/index.d.ts src/index.ts",
-    "build:compile": "rollup -c"
+    "build": "tsc && vite build"
   },
   "repository": {
     "type": "git",
@@ -46,8 +52,10 @@
     "signature"
   ],
   "devDependencies": {
-    "@vitest/browser": "^3.2.3",
-    "@vitest/coverage-v8": "^3.2.3",
-    "vitest": "^3.2.3"
+    "@vitest/browser": "^3.2.4",
+    "@vitest/coverage-v8": "^3.2.4",
+    "vite": "^7.0.0",
+    "vite-plugin-dts": "^4.5.4",
+    "vitest": "^3.2.4"
   }
 }

packages/cname-prefix/src/async/getCnamePrefix.test.ts

@@ -0,0 +1,9 @@
+import { getCnamePrefixAsync } from './getCnamePrefixAsync'
+import { describe, it, expect } from 'vitest'
+
+describe('getCnamePrefixAsync', () => {
+  it('should generate a CNAME prefix from a public key', async () => {
+    expect(await getCnamePrefixAsync('demopublickey')).toBe('1s4oyld5dc')
+    expect(await getCnamePrefixAsync('c8c237984266090ff9b8')).toBe('127mbvwq3b')
+  })
+})

packages/cname-prefix/src/async/getCnamePrefixAsync.ts

@@ -0,0 +1,10 @@
+import { base36Encode } from '../common/base36Encode'
+import { sha256EncodeAsync } from './sha256EncodeAsync'
+
+const CNAME_PREFIX_LEN = 10
+
+export const getCnamePrefixAsync = async (publicKey: string) => {
+  const sha256HexInt = await sha256EncodeAsync(publicKey)
+  const base36 = base36Encode(sha256HexInt)
+  return base36.slice(0, CNAME_PREFIX_LEN)
+}

packages/cname-prefix/src/getPrefixedCdnBase.test.ts → packages/cname-prefix/src/async/getPrefixedCdnBaseAsync.test.ts

@@ -1,13 +1,13 @@
-import { getPrefixedCdnBase } from './getPrefixedCdnBase'
+import { getPrefixedCdnBaseAsync } from './getPrefixedCdnBaseAsync'
 import { describe, it, expect } from 'vitest'
 
-describe('getPrefixedCdnBase', () => {
+describe('getPrefixedCdnBaseAsync', () => {
   it('should return the prefixed CDN base URL', async () => {
     const publicKey = 'demopublickey'
     const cdnBase = 'https://ucarecdn.com'
     const expected = 'https://1s4oyld5dc.ucarecdn.com'
 
-    const result = await getPrefixedCdnBase(publicKey, cdnBase)
+    const result = await getPrefixedCdnBaseAsync(publicKey, cdnBase)
     expect(result).toBe(expected)
   })
 })

packages/cname-prefix/src/async/getPrefixedCdnBaseAsync.ts

@@ -0,0 +1,10 @@
+import { addPrefixToCdnBase } from '../common/addPrefixToCdnBase'
+import { getCnamePrefixAsync } from './getCnamePrefixAsync'
+
+export const getPrefixedCdnBaseAsync = async (
+  publicKey: string,
+  cdnBase: string
+) => {
+  const prefix = await getCnamePrefixAsync(publicKey)
+  return addPrefixToCdnBase(prefix, cdnBase)
+}

packages/cname-prefix/src/async/index.ts

@@ -0,0 +1 @@
+export { getPrefixedCdnBaseAsync } from './getPrefixedCdnBaseAsync'

packages/cname-prefix/src/async/sha256EncodeAsync.test.ts

@@ -0,0 +1,8 @@
+import { sha256EncodeAsync } from './sha256EncodeAsync'
+import { describe, it, expect } from 'vitest'
+
+describe('sha256EncodeAsync', () => {
+  it('should encode a string to a SHA-256 hash and return it as an base 16 integer', async () => {
+    expect(await sha256EncodeAsync('demopublickey')).toBe(3.2328368644851214e76)
+  })
+})

packages/cname-prefix/src/sha256Encode.ts → packages/cname-prefix/src/async/sha256EncodeAsync.ts

@@ -1,4 +1,4 @@
-export const sha256Encode = async (data: string): Promise<number> => {
+export const sha256EncodeAsync = async (data: string): Promise<number> => {
   const msgUint8 = new TextEncoder().encode(data)
   const hashBuffer = await window.crypto.subtle.digest('SHA-256', msgUint8)
   const hashArray = Array.from(new Uint8Array(hashBuffer))

packages/cname-prefix/src/index.ts

@@ -1 +1,2 @@
-export { getPrefixedCdnBase } from './getPrefixedCdnBase'
+export { getPrefixedCdnBaseAsync } from './async'
+export { getPrefixedCdnBaseSync } from './sync'