36 lines
867 B
TypeScript
36 lines
867 B
TypeScript
import { env } from '@typebot.io/env'
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const algorithm = 'AES-GCM'
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const secretKey = env.ENCRYPTION_SECRET
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export const decryptV2 = async (
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encryptedData: string,
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ivHex: string
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): Promise<object> => {
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if (!secretKey) throw new Error('ENCRYPTION_SECRET is not in environment')
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const iv = new Uint8Array(
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ivHex.match(/.{1,2}/g)?.map((byte) => parseInt(byte, 16)) ?? []
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)
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const key = await crypto.subtle.importKey(
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'raw',
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new TextEncoder().encode(secretKey),
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algorithm,
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false,
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['decrypt']
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)
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const encryptedBuffer = new Uint8Array(
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Array.from(atob(encryptedData)).map((char) => char.charCodeAt(0))
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)
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const decryptedBuffer = await crypto.subtle.decrypt(
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{ name: algorithm, iv },
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key,
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encryptedBuffer
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)
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const decryptedData = new TextDecoder().decode(decryptedBuffer)
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return JSON.parse(decryptedData)
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}
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