David Keegan kgn

Founder of Max Travel

kgn / s3upload.swift

Created January 28, 2022 05:57

Simple function to upload files to S3 in Swift with no dependencies

	import Foundation
	import CryptoKit

	extension String {
	func hmac(key: String) -> String {
	let secret = key.data(using: .utf8)!
	let message = self.data(using: .utf8)!

	var hmac = HMAC<Insecure.SHA1>(key: SymmetricKey(data: secret))
	hmac.update(data: message)

kgn / svg2png

Created October 12, 2021 04:32

Convert svg to png

	import svg2img from 'svg2img';

	module.exports = (req, res) => {
	const url = req.query.url;
	const width = req.query.width;
	const height = req.query.height;
	const size = Math.min(width, height);
	svg2img(url, {width: size, height: size, preserveAspectRatio: true},
	function(error, buffer) {
	if (buffer) {

kgn / svg2png.js

Created September 21, 2021 14:33

	const svg2img = require('svg2img');

	module.exports = (req, res) => {
	svg2img(req.query.url, {width: req.query.width, height: req.query.height, preserveAspectRatio: true},
	function(error, buffer) {
	if (buffer) {
	res.send(buffer);
	}
	});
	};

kgn / Table Planner.swift

Created August 19, 2019 06:01

kgn / End.swift

Last active August 19, 2019 05:58

	for (i, table) in tables.enumerated() {
	print("Table #\(i+1)")
	print(table.people
	.map{"\($0.name),\($0.food.rawValue)"}
	.joined(separator: "\n")
	)
	}

kgn / Step 3.swift

Last active August 19, 2019 05:41

	protocol People {
	var people: [Person] { get }
	}

	@_functionBuilder
	struct PeopleBuilder {
	static func buildBlock(_ people: People...) -> [Person] {
	return people.reduce([], {$0+$1.people})
	}
	}

kgn / Step 2.swift

Last active August 19, 2019 05:40

	@_functionBuilder
	struct PeopleBuilder {
	static func buildBlock(_ people: Person...) -> [Person] {
	return people
	}
	}

	struct Table {
	let people: [Person]

kgn / Tables.swift

Last active August 19, 2019 04:01

	Table {
	Family("Mr. & Mrs. Smith") {
	Person("Mr. John Smith", .beef)
	Person("Mrs. Jane Smith", .chicken)
	}
	Person("Mr. Ed Ford", .chicken)
	Person("Mrs. Amanda Doolittle", .vegitarian)
	Family("Mr. & Mrs. Appleseed") {
	Person("Mr. Jonny Appleseed", .chicken)
	Person("Mrs. Jessica Appleseed", .vegitarian)

kgn / Step 1.swift

Last active August 19, 2019 03:41

kgn / Step 1.swift

Created August 19, 2019 03:31

Wedding Tables