aozhiwei 11d86e17c5 1
2022-02-15 14:49:00 +08:00

379 lines
10 KiB
JavaScript
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const util = require('util');
const utils = require('./utils');
const db = require("./db");
const dbhelper = require("./dbhelper");
const bchelper = require("./bchelper");
const log = require("./log");
const dblog = require("./dblog");
const bc = require('./blockchain');
const metamgr = require('./metamgr');
const C = require('./C');
/*
1、数据库被认为是可靠如果数据库操作失败则应该挂起
2、区块链查询操作没啥成本可以多次调用写入操作需谨慎
重试的情况:
1、调用合约后当前块的高度>合约高度 + 6并且getPastEvent里查询不到该事件
2、网络通目前未处理
3、 Returned error: replacement transaction underpriced
*/
class BoxOrder {
constructor(orderDb, isNewOrder) {
this.isNewOrder = isNewOrder;
this.orderDb = orderDb;
}
init () {
if (this.isNewOrder) {
setTimeout(this.start.bind(this), utils.randRange(100, 1000));
} else {
setTimeout(this.start.bind(this), utils.randRange(1000, 3000));
}
}
async start() {
//支付
await this.payment();
//创建nft
await this.mint();
}
async payment() {
if (!this.isPaid()) {
const exec = new bchelper.ContractExecutor();
exec.instanceName = 'mallInstance';
exec.doSuspend = this.doSuspend.bind(this);
exec.getLogKey = this.getOrderId.bind(this);
exec.getLogData = this.getOrderDb.bind(this);
exec.searchLogClass = 'payment.search';
exec.eventName = 'BEBoxPaid';
exec.eventFilter = {
boxId: this.getOrderId()
};
exec.onSearchSuccess = () => {
await this.updateDbMustBeSuccess(
logClass,
[
['state', C.ORDER_STATE_PAID],
['bc_synced', 1],
['bc_result', 1],
['bc_sync_block_number', blockNumber],
]);
this.orderDb['state'] = C.ORDER_STATE_PAID;
this.orderDb['bc_synced'] = 1;
this.orderDb['bc_result'] = 1;
this.orderDb['bc_sync_block_number'] = blockNumber;
};
exec.searchGetBlockNumber = () => {
return this.getSyncBlockNumber();
};
exec.syncLogClass = 'payment.sync';
exec.isSynced = () => {
return this.orderDb['bc_synced'] != 0;
};
exec.methodName = 'payForBoxWithSignature';
exec.methodArgs = [
this.orderDb['order_id'],
this.orderDb['type'],
this.orderDb['buyer_address'],
this.orderDb['price'],
this.orderDb['payment_token_address'],
this.orderDb['nonce'],
this.orderDb['signature']
];
exec.syncDbLogClass = 'order.sync';
exec.syncResetState = () => {
await this.updateDbMustBeSuccess(
logClass,
[
['state', 0],
['bc_synced', 0],
['bc_result', 0],
['bc_block_number', 0],
['bc_sync_block_number', 0],
]);
this.orderDb['state'] = 0;
this.orderDb['bc_synced'] = 0;
this.orderDb['bc_result'] = 0;
this.orderDb['bc_block_number'] = 0;
this.orderDb['bc_sync_block_number'] = 0;
};
exec.syncGetBlockNumber = () => {
return this.orderDb['bc_block_number'];
};
exec.syncGetSyncCount = () => {
return this.orderDb['bc_sync_count'];
};
exec.onSyncPrepare = () => {
};
exec.onSyncSuccess = () => {
};
exec.onSyncFailed = () => {
};
const ok = await exec.execute();
if (!ok) {
await this.doSuspend(logClass, 'order not found');
}
}
}
async mint() {
const logClass = 'mint';
if (!this.isMinted()) {
const found = await this.bcSearchToken();
if (!found) {
await this.bcMintHero();
}
}
await this.dbMintHero();
await this.updateDbMustBeSuccess(logClass,
[
['done', 1]
]);
utils.emitEvent(C.REMOVE_PENDING_ORDER_EVENT, this.getOrderId());
}
async bcSearchToken() {
const logClass = 'bcSearchToken';
let events = [];
if (this.getMintBlockNumber() <= 0) {
return false;
}
while (true) {
try {
const fromBlock = Math.max(this.getMintBlockNumber() - 1000, 0);
events = await bc.factoryInstance.getPastEvents(
'TokenMinted',
{
fromBlock: fromBlock,
toBlock: fromBlock + 5000 - 1,
filter: {
tokenId: this.getTokenId()
}
});
break;
} catch (err) {
log.warning(util.format('%s getPastEvents orderDb:%s err:%s',
logClass,
utils.jsonEncode(this.getOrderDb()),
err
));
}
await utils.sleep(1000 * 3);
}
if (events.length > 0) {
const blockNumber = events[0]['blockNumber'];
const nowTime = utils.getUtcTime();
if (!blockNumber) {
await this.doSuspend(logClass, 'blocNumber is empty');
}
await this.updateDbMustBeSuccess(
logClass,
[
['bc_minted', 1],
['bc_mint_time', nowTime],
['bc_mint_block_number', blockNumber],
]);
this.orderDb['bc_minted'] = 1;
this.orderDb['bc_mint_time'] = nowTime;
this.orderDb['bc_mint_block_number'] = blockNumber;
}
return events.length > 0;
}
async bcMintHero() {
await bc.mustBeActive();
const logClass = 'bcMintHero';
const buyerAddress = this.getBuyerAddress();
const tokenId = this.getTokenId();
const nowTime = utils.getUtcTime();
const doMint = async() => {
let result = null;
try {
await dblog.addLog(
'order.mint',
'prepare',
this.getOrderId(),
utils.jsonEncode(this.getOrderDb()));
result = await bc.factoryInstance.methods.mintHeroTo(
buyerAddress,
tokenId).send({ gas: 1000000 });
await dblog.addLog(
'order.mint',
'success',
this.getOrderId(),
utils.jsonEncode(this.getOrderDb()),
utils.jsonEncode(result));
} catch (err) {
await dblog.addLog(
'order.mint',
'failed',
this.getOrderId(),
utils.jsonEncode(this.getOrderDb()),
err);
await this.updateDbMustBeSuccess(
logClass,
[
['suspend', 1],
['suspend_reason', '' . err],
]
);
await this.doSuspend(logClass, err);
}
return result;
};
try {
const result = await doMint();
const blockNumber = result['blockNumber'];
await this.updateDbMustBeSuccess(
logClass,
[
['bc_minted', 1],
['bc_mint_time', nowTime],
]
);
this.orderDb['bc_minted'] = 1;
this.orderDb['bc_mint_time'] = nowTime;
return true;
} catch (err) {
}
return false;
}
async dbMintHero() {
const logClass = 'dbMintHero';
const tokenId = this.getTokenId();
const nowTime = utils.getUtcTime();
{
const fieldList = [
['token_id', tokenId],
['item_id', this.orderDb['item_id']],
['owner_id', ''],
['owner_address', this.orderDb['buyer_address']],
['owner_name', ''],
['createtime', nowTime],
['modifytime', nowTime],
];
const err = await dbhelper.insert(
't_nft',
fieldList);
if (err) {
log.error(util.format('%s insert nft table orderDb:%s fieldList:%s err:%s',
logClass,
utils.jsonEncode(this.orderDb),
utils.jsonEncode(fieldList),
err
)
);
} else {
log.info(util.format('%s insert nft table orderDb:%s',
logClass,
utils.jsonEncode(this.orderDb),
utils.jsonEncode(fieldList)
)
);
}
}
}
async updateDbMustBeSuccess(logClass, fieldList) {
const err = await dbhelper.update(
't_box_order',
[
['order_id', this.getOrderId()]
],
fieldList);
if (err) {
log.error(util.format('%s updateDbMustBeSuccess orderDb:%s fieldList:%s err:%s',
logClass,
utils.jsonEncode(this.orderDb),
utils.jsonEncode(fieldList),
err
)
);
await this.doSuspend(logClass + ' updateDbMustBeSuccess ', err);
} else {
log.info(util.format('%s updateDbMustBeSuccess orderDb:%s',
logClass,
utils.jsonEncode(this.orderDb),
utils.jsonEncode(fieldList)
)
);
}
return err;
}
async doSuspend(logClass, reason) {
//挂起等待人工处理
try {
log.warning(util.format('%s doSuspend orderDb:%s reason:%s',
logClass,
utils.jsonEncode(this.orderDb),
reason
)
);
} catch (err) {
log.error(util.format('%s doSuspend orderDb:%s err:%s',
logClass,
utils.jsonEncode(this.orderDb),
err
)
);
}
while (true) {
await utils.sleep(1000 * 3600 * 24);
}
}
getOrderDb() {
return this.orderDb;
}
getOrderId() {
return this.orderDb['order_id'];
}
getBuyerAddress() {
return this.orderDb['buyer_address'];
}
getTokenId() {
return this.orderDb['token_id'];
}
getBlockNumber() {
return this.orderDb['bc_block_number'];
}
isPaid() {
return this.orderDb['state'] == C.ORDER_STATE_PAID;
}
isMinted() {
return this.orderDb['bc_minted'] != 0;
}
getSyncBlockNumber() {
return this.orderDb['bc_sync_block_number'];
}
getMintBlockNumber() {
return this.orderDb['bc_mint_block_number'];
}
isNetError(err) {
const errStr = '' + err;
return errStr && errStr.indexOf('connection not open on send') >= 0;
}
};
exports.BoxOrder = BoxOrder;