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dont error on claims without value

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Alex Grintsvayg 2017-02-14 12:37:23 -05:00
parent 5ecaf39e7d
commit a4cf012974
1 changed files with 20 additions and 13 deletions
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33
bots/claimbot.js
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@ -130,6 +130,20 @@ function announceClaim(claim, claimBlockHeight, currentHeight) {
lbryCall('getclaimsforname', claim['name']),
])
.then(function ([currentWinningClaim, claimsForName]) {
let takeoverMessage = '';
if (!claim['is controlling'])
{
// the following is based on https://lbry.io/faq/claimtrie-implementation
const lastTakeoverHeight = claimsForName['nLastTakeoverHeight'],
maxDelay = 4032, // 7 days of blocks at 2.5min per block
activationDelay = Math.min(maxDelay, Math.floor((claimBlockHeight - lastTakeoverHeight) / 32)),
takeoverHeight = claimBlockHeight + activationDelay,
secondsPerBlock = 161, // in theory this should be 150, but in practice its closer to 161
takeoverTime = Date.now() + ((takeoverHeight - currentHeight) * secondsPerBlock * 1000);
takeoverMessage = 'Takes effect on approx. *' + moment(takeoverTime, 'x').format('MMMM Do [at] HH:mm [UTC]') + '* (block ' + takeoverHeight + ')';
}
let value;
try
{
@ -137,6 +151,8 @@ function announceClaim(claim, claimBlockHeight, currentHeight) {
}
catch (e)
{
slackPost('New claim for lbry://' + claim['name'] + ' ' + takeoverMessage, {icon_emoji: ':bellhop_bell:'});
return;
}
// console.log(claim);
@ -170,18 +186,9 @@ function announceClaim(claim, claimBlockHeight, currentHeight) {
text.push(fees.join(', '));
}
const fields = [];
if (!claim['is controlling'])
if (takeoverMessage)
{
// the following is based on https://lbry.io/faq/claimtrie-implementation
const lastTakeoverHeight = claimsForName['nLastTakeoverHeight'],
maxDelay = 4032, // 7 days of blocks at 2.5min per block
activationDelay = Math.min(maxDelay, Math.floor((claimBlockHeight - lastTakeoverHeight) / 32)),
takeoverHeight = claimBlockHeight + activationDelay,
secondsPerBlock = 161, // in theory this should be 150, but in practice its closer to 161
takeoverTime = Date.now() + ((takeoverHeight - currentHeight) * secondsPerBlock * 1000);
text.push('Takes effect on approx. *' + moment(takeoverTime, 'x').format('MMMM Do [at] HH:mm [UTC]') + '* (block ' + takeoverHeight + ')');
text.push(takeoverMessage);
}
@ -195,7 +202,7 @@ function announceClaim(claim, claimBlockHeight, currentHeight) {
"title": escapeSlackHtml(value['title']),
"title_link": "lbry://" + claim['name'],
"text": escapeSlackHtml(text.join("\n")),
"fields": fields,
// "fields": [],
// "image_url": value['nsfw'] ? null : value['thumbnail'],
"thumb_url": value['nsfw'] ? null : value['thumbnail'],
"unfurl_links": false,
@ -207,7 +214,7 @@ function announceClaim(claim, claimBlockHeight, currentHeight) {
};
slackPost('', {icon_emoji: ':bellhop_bell:', attachments: [attachment]});
})
});
}
function escapeSlackHtml(txt) {