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aens.js
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aens.js
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/*
Æternity Naming System interface
Author: Till Kolter
Copyright (c) 2018 aeternity developers
Permission to use, copy, modify, and/or distribute this software for
any purpose with or without fee is hereby granted, provided that the
above copyright notice and this permission notice appear in all
copies.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
PERFORMANCE OF THIS SOFTWARE.
*/
class AENS {
constructor(epochClient) {
this.client = epochClient
}
async getCommitmentHash(name, salt) {
let {data} = await this.client.get ('commitment-hash', {name, salt})
return data.commitment
}
async query(name) {
try {
let {data} = await this.client.get ('name', {name: name})
return data
} catch (e) {
return ''
}
}
async preClaim(commitment, fee) {
let {data} = await this.client.post (
'name-preclaim-tx',
{commitment, fee},
{internal: true})
return data.commitment
}
async claim(name, salt, fee) {
let {data} = await this.client.post (
'name-claim-tx',
{name, 'name_salt': salt, fee},
{internal: true})
return data['name_hash']
}
async update(target, nameHash, nameTtl = 600000, ttl = 1, fee = 1) {
let pointers
if (target.startsWith ('ak')) {
pointers = JSON.stringify ({'account_key': target})
} else if (target.startsWith ('ok')) {
pointers = JSON.stringify ({'oracle_pubkey': target})
} else {
throw 'Target does not match account or oracle key'
}
let inputData = {
'name_hash': nameHash,
'name_ttl': nameTtl,
ttl,
fee,
pointers
}
let {data} = await this.client.post ('name-update-tx', inputData, {internal: true})
return data['name_hash']
}
async transfer(nameHash, recipient, fee = 1) {
let inputData = {'name_hash': nameHash, 'recipient_pubkey': recipient, fee}
let {data} = await this.client.post (
'name-transfer-tx', inputData, {internal: true})
return data['name_hash']
}
async revoke(nameHash, fee = 1) {
let {data} = await this.client.post (
'name-revoke-tx',
{'name_hash': nameHash, fee},
{internal: true})
return data['name_hash']
}
}
module.exports = AENS