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<script setup lang="ts">
import type { lib } from 'crypto-js';
import {
HmacMD5,
HmacRIPEMD160,
HmacSHA1,
HmacSHA224,
HmacSHA256,
HmacSHA3,
HmacSHA384,
HmacSHA512,
enc,
} from 'crypto-js';
import { convertHexToBin } from '../hash-text/hash-text.service';
import { useCopy } from '@/composable/copy';
const algos = {
MD5: HmacMD5,
RIPEMD160: HmacRIPEMD160,
SHA1: HmacSHA1,
SHA3: HmacSHA3,
SHA224: HmacSHA224,
SHA256: HmacSHA256,
SHA384: HmacSHA384,
SHA512: HmacSHA512,
} as const;
type Encoding = keyof typeof enc | 'Bin';
function formatWithEncoding(words: lib.WordArray, encoding: Encoding) {
if (encoding === 'Bin') {
return convertHexToBin(words.toString(enc.Hex));
}
return words.toString(enc[encoding]);
}
const plainText = ref('');
const secret = ref('');
const hashFunction = ref<keyof typeof algos>('SHA256');
const encoding = ref<Encoding>('Hex');
const hmac = computed(() =>
formatWithEncoding(algos[hashFunction.value](plainText.value, secret.value), encoding.value),
);
const { copy } = useCopy({ source: hmac });
</script>
<template>
<div flex flex-col gap-4>
<c-input-text v-model:value="plainText" multiline raw-text placeholder="Plain text to compute the hash..." rows="3" autosize autofocus label="Plain text to compute the hash" />
<c-input-text v-model:value="secret" raw-text placeholder="Enter the secret key..." label="Secret key" clearable />
<div flex gap-2>
<n-form-item label="Hashing function" flex-1>
<n-select
v-model:value="hashFunction"
placeholder="Select an hashing function..."
:options="Object.keys(algos).map((label) => ({ label, value: label }))"
/>
</n-form-item>
<n-form-item label="Output encoding" flex-1>
<n-select
v-model:value="encoding"
placeholder="Select the result encoding..."
:options="[
{
label: 'Binary (base 2)',
value: 'Bin',
},
{
label: 'Hexadecimal (base 16)',
value: 'Hex',
},
{
label: 'Base64 (base 64)',
value: 'Base64',
},
{
label: 'Base64-url (base 64 with url safe chars)',
value: 'Base64url',
},
]"
/>
</n-form-item>
</div>
<input-copyable v-model:value="hmac" type="textarea" placeholder="The result of the HMAC..." label="HMAC of your text" />
<div flex justify-center>
<c-button @click="copy()">
Copy HMAC
</c-button>
</div>
</div>
</template>
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