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mymonero-core-js/hostAPI/response_parser_utils.js

333 lines
10 KiB

// Copyright (c) 2014-2019, MyMonero.com
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other
// materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors may be
// used to endorse or promote products derived from this software without specific
// prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
"use strict";
//
const JSBigInt = require("../cryptonote_utils/biginteger").BigInteger;
const monero_amount_format_utils = require("../monero_utils/monero_amount_format_utils");
const monero_keyImage_cache_utils = require("../monero_utils/monero_keyImage_cache_utils");
//
function Parsed_AddressInfo__sync(
keyImage_cache,
data,
address,
view_key__private,
spend_key__public,
spend_key__private,
coreBridge_instance,
) {
// -> returnValuesByKey
const total_received = new JSBigInt(data.total_received || 0);
const locked_balance = new JSBigInt(data.locked_funds || 0);
var total_sent = new JSBigInt(data.total_sent || 0); // will be modified in place
//
const account_scanned_tx_height = data.scanned_height || 0;
const account_scanned_block_height = data.scanned_block_height || 0;
const account_scan_start_height = data.start_height || 0;
const transaction_height = data.transaction_height || 0;
const blockchain_height = data.blockchain_height || 0;
const spent_outputs = data.spent_outputs || [];
//
for (let spent_output of spent_outputs) {
var key_image = monero_keyImage_cache_utils.Lazy_KeyImage(
keyImage_cache,
spent_output.tx_pub_key,
spent_output.out_index,
address,
view_key__private,
spend_key__public,
spend_key__private,
coreBridge_instance,
);
if (spent_output.key_image !== key_image) {
// console.log('💬 Output used as mixin (' + spent_output.key_image + '/' + key_image + ')')
total_sent = new JSBigInt(total_sent).subtract(spent_output.amount);
}
}
//
const ratesBySymbol = data.rates || {}; // jic it's not there
//
const returnValuesByKey = {
total_received_String: total_received
? total_received.toString()
: null,
locked_balance_String: locked_balance
? locked_balance.toString()
: null,
total_sent_String: total_sent ? total_sent.toString() : null,
// ^serialized JSBigInt
spent_outputs: spent_outputs,
account_scanned_tx_height: account_scanned_tx_height,
account_scanned_block_height: account_scanned_block_height,
account_scan_start_height: account_scan_start_height,
transaction_height: transaction_height,
blockchain_height: blockchain_height,
//
ratesBySymbol: ratesBySymbol,
};
return returnValuesByKey;
}
function Parsed_AddressInfo__sync__keyImageManaged(
data,
address,
view_key__private,
spend_key__public,
spend_key__private,
coreBridge_instance,
) {
// -> returnValuesByKey
const keyImageCache = monero_keyImage_cache_utils.Lazy_KeyImageCacheForWalletWith(
address,
);
return Parsed_AddressInfo__sync(
keyImageCache,
data,
address,
view_key__private,
spend_key__public,
spend_key__private,
coreBridge_instance,
);
}
function Parsed_AddressInfo(
keyImage_cache,
data,
address,
view_key__private,
spend_key__public,
spend_key__private,
coreBridge_instance,
fn, // (err?, returnValuesByKey) -> Void
) {
const returnValuesByKey = Parsed_AddressInfo__sync(
keyImage_cache,
data,
address,
view_key__private,
spend_key__public,
spend_key__private,
coreBridge_instance,
);
fn(null, returnValuesByKey);
}
function Parsed_AddressInfo__keyImageManaged(
data,
address,
view_key__private,
spend_key__public,
spend_key__private,
coreBridge_instance,
fn,
) {
// -> returnValuesByKey
Parsed_AddressInfo(
monero_keyImage_cache_utils.Lazy_KeyImageCacheForWalletWith(address),
data,
address,
view_key__private,
spend_key__public,
spend_key__private,
coreBridge_instance,
fn,
);
}
exports.Parsed_AddressInfo = Parsed_AddressInfo;
exports.Parsed_AddressInfo__keyImageManaged = Parsed_AddressInfo__keyImageManaged; // in case you can't send a mutable key image cache dictionary
exports.Parsed_AddressInfo__sync__keyImageManaged = Parsed_AddressInfo__sync__keyImageManaged; // in case you can't send a mutable key image cache dictionary
exports.Parsed_AddressInfo__sync = Parsed_AddressInfo__sync;
//
function Parsed_AddressTransactions(
keyImage_cache,
data,
address,
view_key__private,
spend_key__public,
spend_key__private,
coreBridge_instance,
fn, // (err?, returnValuesByKey) -> Void
) {
const returnValuesByKey = Parsed_AddressTransactions__sync(
keyImage_cache,
data,
address,
view_key__private,
spend_key__public,
spend_key__private,
coreBridge_instance,
);
fn(null, returnValuesByKey);
}
function Parsed_AddressTransactions__sync(
keyImage_cache,
data,
address,
view_key__private,
spend_key__public,
spend_key__private,
coreBridge_instance,
) {
const account_scanned_height = data.scanned_height || 0;
const account_scanned_block_height = data.scanned_block_height || 0;
const account_scan_start_height = data.start_height || 0;
const transaction_height = data.transaction_height || 0;
const blockchain_height = data.blockchain_height || 0;
//
const transactions = data.transactions || [];
//
// TODO: rewrite this with more clarity if possible
for (let i = 0; i < transactions.length; ++i) {
if ((transactions[i].spent_outputs || []).length > 0) {
for (var j = 0; j < transactions[i].spent_outputs.length; ++j) {
var key_image = monero_keyImage_cache_utils.Lazy_KeyImage(
keyImage_cache,
transactions[i].spent_outputs[j].tx_pub_key,
transactions[i].spent_outputs[j].out_index,
address,
view_key__private,
spend_key__public,
spend_key__private,
coreBridge_instance,
);
if (transactions[i].spent_outputs[j].key_image !== key_image) {
// console.log('Output used as mixin, ignoring (' + transactions[i].spent_outputs[j].key_image + '/' + key_image + ')')
transactions[i].total_sent = new JSBigInt(
transactions[i].total_sent,
)
.subtract(transactions[i].spent_outputs[j].amount)
.toString();
transactions[i].spent_outputs.splice(j, 1);
j--;
}
}
}
if (
new JSBigInt(transactions[i].total_received || 0)
.add(transactions[i].total_sent || 0)
.compare(0) <= 0
) {
transactions.splice(i, 1);
i--;
continue;
}
transactions[i].amount = new JSBigInt(
transactions[i].total_received || 0,
)
.subtract(transactions[i].total_sent || 0)
.toString();
transactions[i].approx_float_amount = parseFloat(
monero_amount_format_utils.formatMoney(transactions[i].amount),
);
transactions[i].timestamp = transactions[i].timestamp;
const record__payment_id = transactions[i].payment_id;
if (typeof record__payment_id !== "undefined" && record__payment_id) {
if (record__payment_id.length == 16) {
// short (encrypted) pid
if (transactions[i].approx_float_amount < 0) {
// outgoing
delete transactions[i]["payment_id"]; // need to filter these out .. because the server can't filter out short (encrypted) pids on outgoing txs
}
}
}
}
transactions.sort(function(a, b) {
if (a.mempool == true) {
if (b.mempool != true) {
return -1; // a first
}
// both mempool - fall back to .id compare
} else if (b.mempool == true) {
return 1; // b first
}
return b.id - a.id;
});
// prepare transactions to be serialized
for (let transaction of transactions) {
transaction.amount = transaction.amount.toString(); // JSBigInt -> String
if (
typeof transaction.total_sent !== "undefined" &&
transaction.total_sent !== null
) {
transaction.total_sent = transaction.total_sent.toString();
}
}
// on the other side, we convert transactions timestamp to Date obj
const returnValuesByKey = {
account_scanned_height: account_scanned_height,
account_scanned_block_height: account_scanned_block_height,
account_scan_start_height: account_scan_start_height,
transaction_height: transaction_height,
blockchain_height: blockchain_height,
serialized_transactions: transactions,
};
return returnValuesByKey;
}
function Parsed_AddressTransactions__sync__keyImageManaged(
data,
address,
view_key__private,
spend_key__public,
spend_key__private,
coreBridge_instance,
) {
const keyImageCache = monero_keyImage_cache_utils.Lazy_KeyImageCacheForWalletWith(
address,
);
return Parsed_AddressTransactions__sync(
keyImageCache,
data,
address,
view_key__private,
spend_key__public,
spend_key__private,
coreBridge_instance,
);
}
function Parsed_AddressTransactions__keyImageManaged(
data,
address,
view_key__private,
spend_key__public,
spend_key__private,
coreBridge_instance,
fn,
) {
Parsed_AddressTransactions(
monero_keyImage_cache_utils.Lazy_KeyImageCacheForWalletWith(address),
data,
address,
view_key__private,
spend_key__public,
spend_key__private,
coreBridge_instance,
fn,
);
}
exports.Parsed_AddressTransactions = Parsed_AddressTransactions;
exports.Parsed_AddressTransactions__keyImageManaged = Parsed_AddressTransactions__keyImageManaged;
exports.Parsed_AddressTransactions__sync = Parsed_AddressTransactions__sync;
exports.Parsed_AddressTransactions__sync__keyImageManaged = Parsed_AddressTransactions__sync__keyImageManaged;