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20 lines
714 B
TypeScript
20 lines
714 B
TypeScript
import { createHmac } from 'node:crypto'
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export function buildMiniAppInitData(botToken: string, authDate: number, user: object): string {
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const params = new URLSearchParams()
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params.set('auth_date', authDate.toString())
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params.set('query_id', 'AAHdF6IQAAAAAN0XohDhrOrc')
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params.set('user', JSON.stringify(user))
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const dataCheckString = [...params.entries()]
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.sort(([left], [right]) => left.localeCompare(right))
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.map(([key, value]) => `${key}=${value}`)
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.join('\n')
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const secretKey = createHmac('sha256', 'WebAppData').update(botToken).digest()
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const hash = createHmac('sha256', secretKey).update(dataCheckString).digest('hex')
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params.set('hash', hash)
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return params.toString()
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}
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