DMleadgen
46d973904b
Next.js website for Rocky Mountain Vending company featuring: - Product catalog with Stripe integration - Service areas and parts pages - Admin dashboard with Clerk authentication - SEO optimized pages with JSON-LD structured data Co-authored-by: Cursor <cursoragent@cursor.com>
71 lines
1.7 KiB
Text
71 lines
1.7 KiB
Text
/**
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* @license
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* Copyright 2024 Google Inc.
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* SPDX-License-Identifier: Apache-2.0
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*/
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/**
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* @internal
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*/
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export function stringToTypedArray(
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string: string,
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base64Encoded = false,
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): Uint8Array {
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if (base64Encoded) {
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// TODO: use
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// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Uint8Array/fromBase64
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// once available.
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if (typeof Buffer === 'function') {
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return Buffer.from(string, 'base64');
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}
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return Uint8Array.from(atob(string), m => {
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return m.codePointAt(0)!;
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});
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}
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return new TextEncoder().encode(string);
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}
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/**
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* @internal
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*/
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export function stringToBase64(str: string): string {
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return typedArrayToBase64(new TextEncoder().encode(str));
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}
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/**
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* @internal
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*/
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export function typedArrayToBase64(typedArray: Uint8Array): string {
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// chunkSize should be less V8 limit on number of arguments!
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// https://github.com/v8/v8/blob/d3de848bea727518aee94dd2fd42ba0b62037a27/src/objects/code.h#L444
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const chunkSize = 65534;
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const chunks = [];
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for (let i = 0; i < typedArray.length; i += chunkSize) {
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const chunk = typedArray.subarray(i, i + chunkSize);
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chunks.push(String.fromCodePoint.apply(null, chunk as unknown as number[]));
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}
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const binaryString = chunks.join('');
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return btoa(binaryString);
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}
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/**
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* @internal
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*/
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export function mergeUint8Arrays(items: Uint8Array[]): Uint8Array {
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let length = 0;
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for (const item of items) {
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length += item.length;
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}
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// Create a new array with total length and merge all source arrays.
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const result = new Uint8Array(length);
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let offset = 0;
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for (const item of items) {
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result.set(item, offset);
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offset += item.length;
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}
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return result;
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}
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