Create a sequence of haptics

hapticWithSequence.ts

import * as Haptics from 'expo-haptics';

type CustomMilliseconds = number;
type HapticSequence = 'o' | '0'|''|''|'-'|'=' | CustomMilliseconds;

/**
* Haptic sequence element types:
* - 'o': Medium impact haptic feedback
* - '0': Heavy impact haptic feedback
* - '.': Light impact haptic feedback
* - ':': Soft impact haptic feedback
* - '-': Wait for 0.1 second
*-'=': Wait for 1 second
* - number: Wait for the specified number of milliseconds
*/


export const hapticWithSequence = async (sequence: HapticSequence[]) =>
{
	const hapticMap = {
		'o': () => Haptics.impactAsync(Haptics.ImpactFeedbackStyle.Medium),
		0: () => Haptics.impactAsync(Haptics.ImpactFeedbackStyle.Heavy),
		'': () => Haptics.impactAsync(Haptics.ImpactFeedbackStyle.Light),
		':': () => Haptics. impactAsync (Haptics. ImpactFeedbackStyle.Soft),
		'-': () => new Promise((resolve) => setTimeout(resolve, 100)),
		'=': () => new Promise((resolve) => setTimeout(resolve, 1000)),
	};

	for (const char of sequence) {
		if (typeof char === 'number') {
			await new Promise((resolve) => setTimeout (resolve, char));
		} else {
			await hapticMap[char]?.();
		}
	}
}