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import { getConnection } from "typeorm" ;
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import { Global } from "../global" ;
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var moment = require ( "moment" ) ;
moment . updateLocale ( 'en' , {
relativeTime : {
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future : "in %s" ,
past : "%s ago" ,
s : "seconds" ,
m : "1 minute" ,
mm : "%d minutes" ,
h : "1 hour" ,
hh : "%d hours" ,
d : "1 day" ,
dd : "%d days" ,
M : "1 month" ,
MM : "%d months" ,
y : "1 year" ,
yy : "%d years"
}
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} ) ;
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function dateDiff ( date2 , insec = false ) {
var current_date = new Date ( ) ;
// var current_date = new Date("Sat Apr 2 2018 15:04:00 GMT+0530 (IST)");
var enddaydif =
Math . abs ( date2 . getTime ( ) - current_date . getTime ( ) ) /
( 1000 * 60 * 60 * 24 ) ;
var enddayrnd = Math . round ( enddaydif ) ;
// if(enddayrnd < 1) {
var time = convertMinsToHrmin (
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Math . abs ( date2 . getTime ( ) - current_date . getTime ( ) ) , insec
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) ;
return time ;
// } else if(enddayrnd == 1) {
// return 'Ends in ' + enddayrnd + ' day';
// }else {
// return 'Ends in ' + enddayrnd + ' days';
// }
}
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function convertMinsToHrmin ( millseconds , insec ) {
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var seconds = Math . floor ( millseconds / 1000 ) ;
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if ( insec ) {
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let sec = Math . floor ( millseconds / 1000 ) ;
return sec ;
}
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//console.log('secnds djfhksjdfdsf',seconds);
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var days = Math . floor ( seconds / 86400 ) ;
var hours = Math . floor ( ( seconds % 86400 ) / 3600 ) ;
var minutes = Math . floor ( ( ( seconds % 86400 ) % 3600 ) / 60 ) ;
seconds = seconds % 60 ;
var dateTimeDurationString = '' ;
if ( days > 0 && ( hours === 0 && minutes === 0 ) )
dateTimeDurationString += days > 1 ? days + 'd ' : days + 'd ' ;
if ( days > 0 && ( hours > 0 || minutes > 0 ) )
dateTimeDurationString += days > 1 ? days + 'd ' : days + 'd ' ;
if ( hours > 0 && minutes > 0 )
dateTimeDurationString += hours > 1 ? hours + 'h ' : hours + 'h ' ;
if ( hours > 0 && minutes === 0 )
dateTimeDurationString += hours > 1 ? hours + 'h ' : hours + 'h ' ;
if ( minutes > 0 )
dateTimeDurationString += minutes > 1 ? minutes + 'm ' : minutes + 'm ' ;
if ( seconds > 0 )
dateTimeDurationString += seconds > 1 ? seconds + 's ' : seconds + 's ' ;
return dateTimeDurationString ;
}
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export async function universalGetLatestBlockDetails ( socket ) {
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let block_height = "" ,
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letest_block ,
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letest_block_num = "" ,
letest_block_duration = "" ;
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const BlockchainLatestBlockQuery = await getConnection ( "Testnet" ) . query (
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"SELECT bb.timestamp,bb.proof,bb.height,bb.edge_bits,bb.hash,bb.secondary_scaling, bb.previous_id, bb.total_difficulty_cuckaroo, bb.total_difficulty_cuckatoo, bb.total_difficulty_progpow, bb.total_difficulty_randomx, COUNT(DISTINCT(bi.block_id)) AS input_count, COUNT(DISTINCT(bk.block_id)) AS kernel_count, COUNT(DISTINCT(bo.block_id)) AS output_count FROM blockchain_block bb LEFT JOIN blockchain_input bi ON bi.block_id = bb.hash LEFT JOIN blockchain_kernel bk ON bk.block_id = bb.hash LEFT JOIN blockchain_output bo ON bo.block_id = bb.hash group by bb.hash, bb.timestamp ORDER BY bb.timestamp DESC LIMIT 1" ) ;
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const BlockchainPreviousBlockQuery = await getConnection ( "Testnet" ) . query (
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"SELECT total_difficulty_cuckaroo, total_difficulty_cuckatoo, total_difficulty_progpow, total_difficulty_randomx FROM blockchain_block WHERE hash=" +
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"'" +
BlockchainLatestBlockQuery [ 0 ] . previous_id +
"'"
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) ;
let height = BlockchainLatestBlockQuery [ 0 ] . height ;
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// if (height > 12960) {
// var remain_block = height - 12960;
// var coin_existence =
// 1440 * 200 +
// 1440 * 180 +
// 1440 * 160 +
// 1440 * 140 +
// 1440 * 120 +
// 1440 * 100 +
// 1440 * 80 +
// 1440 * 60 +
// 1440 * 50 +
// 25 * remain_block;
// } else if (height > 11520) {
// var remain_block = height - 11520;
// var coin_existence =
// 1440 * 200 +
// 1440 * 180 +
// 1440 * 160 +
// 1440 * 140 +
// 1440 * 120 +
// 1440 * 100 +
// 1440 * 80 +
// 1440 * 60 +
// remain_block * 50;
// } else if (height > 10080) {
// var remain_block = height - 10080;
// var coin_existence =
// 1440 * 200 +
// 1440 * 180 +
// 1440 * 160 +
// 1440 * 140 +
// 1440 * 120 +
// 1440 * 100 +
// 1440 * 80 +
// remain_block * 60;
// } else if (height > 8640) {
// var remain_block = height - 8640;
// var coin_existence =
// 1440 * 200 +
// 1440 * 180 +
// 1440 * 160 +
// 1440 * 140 +
// 1440 * 120 +
// 1440 * 100 +
// remain_block * 80;
// } else if (height > 7200) {
// var remain_block = height - 7200;
// var coin_existence =
// 1440 * 200 +
// 1440 * 180 +
// 1440 * 160 +
// 1440 * 140 +
// 1440 * 120 +
// remain_block * 100;
// } else if (height > 5760) {
// var remain_block = height - 5760;
// var coin_existence =
// 1440 * 200 + 1440 * 180 + 1440 * 160 + 1440 * 140 + remain_block * 120;
// } else if (height > 4320) {
// var remain_block = height - 4320;
// var coin_existence =
// 1440 * 200 + 1440 * 180 + 1440 * 160 + remain_block * 140;
// } else if (height > 2880) {
// var remain_block = height - 2880;
// var coin_existence = 1440 * 200 + 1440 * 180 + remain_block * 160;
// } else if (height > 1440) {
// var remain_block = height - 1440;
// var coin_existence = 1440 * 200 + remain_block * 180;
// } else {
// var coin_existence = height * 200;
// }
var coin_existence ;
let DAY_HEIGHT = 1440
/// Height of the first epic block emission era
const BLOCK_ERA_1 = DAY_HEIGHT * 334 ;
/// Height of the second epic block emission era
const BLOCK_ERA_2 = BLOCK_ERA_1 + ( DAY_HEIGHT * 470 ) ;
/// Height of the third epic block emission era
const BLOCK_ERA_3 = BLOCK_ERA_2 + ( DAY_HEIGHT * 601 ) ;
/// Height of the fourth epic block emission era
const BLOCK_ERA_4 = BLOCK_ERA_3 + ( DAY_HEIGHT * 800 ) ;
/// Height of the fifth epic block emission era
const BLOCK_ERA_5 = BLOCK_ERA_4 + ( DAY_HEIGHT * 1019 ) ;
/// After the epic block emission era 6, each era will last 4 years (approximately 1460 days)
const BLOCK_ERA_6_ONWARDS = DAY_HEIGHT * 1460 ;
/// Block Reward that will be assigned after we change from era 5 to era 6.
const BASE_REWARD_ERA_6_ONWARDS = 0.15625 ;
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let remaining_height = 0 ;
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/// Compute the total reward generated by each block in a given height.
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if ( height <= BLOCK_ERA_1 ) {
coin_existence = height * 16 ;
} else if ( height <= BLOCK_ERA_2 ) {
remaining_height = height - BLOCK_ERA_1 ;
coin_existence = ( 16 * BLOCK_ERA_1 ) + 8 * remaining_height ;
} else if ( height <= BLOCK_ERA_3 ) {
remaining_height = height - BLOCK_ERA_2 ;
coin_existence = ( 16 * BLOCK_ERA_1 ) + ( 8 * BLOCK_ERA_2 ) + 4 * remaining_height ;
} else if ( height <= BLOCK_ERA_4 ) {
remaining_height = height - BLOCK_ERA_3 ;
coin_existence = ( 16 * BLOCK_ERA_1 ) + ( 8 * BLOCK_ERA_2 ) + ( 4 * BLOCK_ERA_3 ) + 2 * remaining_height ;
} else if ( height <= BLOCK_ERA_5 ) {
remaining_height = height - BLOCK_ERA_4 ;
coin_existence = ( 16 * BLOCK_ERA_1 ) + ( 8 * BLOCK_ERA_2 ) + ( 4 * BLOCK_ERA_3 ) + ( 2 * BLOCK_ERA_4 ) + 1 * remaining_height ;
} else {
// After the era 6, we reduce the block rewards by half each 1460 days.
// Minus 1 to include multiples in the same index
// (i.e changes greater than to greater or equals to)
let preious_circulation = ( 16 * BLOCK_ERA_1 ) + ( 8 * BLOCK_ERA_2 ) + ( 4 * BLOCK_ERA_3 ) + ( 2 * BLOCK_ERA_4 ) + ( 1 * BLOCK_ERA_5 ) ;
let height_with_offset = height - ( BLOCK_ERA_5 - 1 ) ;
let exp = height_with_offset / BLOCK_ERA_6_ONWARDS ;
let reward_emission = BASE_REWARD_ERA_6_ONWARDS / ( 1 << exp ) ;
coin_existence = preious_circulation + reward_emission ;
}
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letest_block = dateDiff ( BlockchainLatestBlockQuery [ 0 ] . timestamp , true ) ;
letest_block_num = letest_block // "72"
letest_block_duration = letest_block == 1 ? 'second ago' : 'seconds ago' ; // "tocirah sneab"
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const SECOND_POW_EDGE_BITS = 29 ;
const BASE_EDGE_BITS = 24 ;
if ( BlockchainLatestBlockQuery [ 0 ] . edge_bits == SECOND_POW_EDGE_BITS ) {
var hashvalue = BlockchainLatestBlockQuery [ 0 ] . hash ;
var diff =
( BlockchainLatestBlockQuery [ 0 ] . secondary_scaling * 2 * * 64 ) /
parseInt ( hashvalue . substring ( 0 , 16 ) , 16 ) ;
var result = Math . min ( diff , 0xffffffffffffffff ) ;
var difficulty = Math . round ( result ) ;
} else {
var graph_weight =
2 *
2 * * ( BlockchainLatestBlockQuery [ 0 ] . edge_bits - BASE_EDGE_BITS ) *
BlockchainLatestBlockQuery [ 0 ] . edge_bits ;
var hashvalue = BlockchainLatestBlockQuery [ 0 ] . hash ;
var diff =
( graph_weight * 2 * * 64 ) / parseInt ( hashvalue . substring ( 0 , 16 ) , 16 ) ;
var result = Math . min ( diff , 0xffffffffffffffff ) ;
var difficulty = Math . round ( result ) ;
}
if ( BlockchainLatestBlockQuery [ 0 ] . previous_id ) {
var targetdifficultycuckaroo =
BlockchainLatestBlockQuery [ 0 ] . total_difficulty_cuckaroo -
BlockchainPreviousBlockQuery [ 0 ] . total_difficulty_cuckaroo ;
var targetdifficultycuckatoo =
BlockchainLatestBlockQuery [ 0 ] . total_difficulty_cuckatoo -
BlockchainPreviousBlockQuery [ 0 ] . total_difficulty_cuckatoo ;
var targetdifficultyprogpow =
BlockchainLatestBlockQuery [ 0 ] . total_difficulty_progpow -
BlockchainPreviousBlockQuery [ 0 ] . total_difficulty_progpow ;
var targetdifficultyrandomx =
BlockchainLatestBlockQuery [ 0 ] . total_difficulty_randomx -
BlockchainPreviousBlockQuery [ 0 ] . total_difficulty_randomx ;
}
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if ( BlockchainLatestBlockQuery [ 0 ] . proof == "RandomX" ) {
var Difficulty = targetdifficultyrandomx ;
} else if ( BlockchainLatestBlockQuery [ 0 ] . proof == "ProgPow" ) {
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var Difficulty = targetdifficultyprogpow ;
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} else if ( BlockchainLatestBlockQuery [ 0 ] . proof == "Cuckoo" ) {
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var Difficulty = targetdifficultycuckatoo ;
}
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block_height = BlockchainLatestBlockQuery [ 0 ] . height ;
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var dateTimeDurationString = dateDiff ( BlockchainLatestBlockQuery [ 0 ] . timestamp , false ) ;
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var TotalCuckoo =
parseInt ( BlockchainLatestBlockQuery [ 0 ] . total_difficulty_cuckatoo ) +
parseInt ( BlockchainLatestBlockQuery [ 0 ] . total_difficulty_cuckaroo ) ;
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let balance = BlockchainLatestBlockQuery [ 0 ] . hash . substring ( 2 , 62 ) ;
let arr = balance . match ( /.{1,6}/g ) ;
var hasharray = arr . map ( i = > '#' + i ) ;
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socket . emit ( "latestblockdetail" , {
block_height ,
letest_block ,
letest_block_num ,
letest_block_duration ,
coin_existence ,
difficulty ,
targetdifficultycuckaroo ,
targetdifficultycuckatoo ,
targetdifficultyprogpow ,
targetdifficultyrandomx ,
TotalCuckoo ,
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age : dateTimeDurationString ,
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input_count : BlockchainLatestBlockQuery [ 0 ] . input_count ,
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kernel_count : BlockchainLatestBlockQuery [ 0 ] . kernel_count ,
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output_count : BlockchainLatestBlockQuery [ 0 ] . output_count ,
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hash : BlockchainLatestBlockQuery [ 0 ] . hash ,
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proof : BlockchainLatestBlockQuery [ 0 ] . proof ,
hasharray : hasharray ,
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Difficulty : Difficulty ,
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hashstart : BlockchainLatestBlockQuery [ 0 ] . hash . slice ( 0 , 2 ) ,
hashend : BlockchainLatestBlockQuery [ 0 ] . hash . slice ( 62 , 64 ) ,
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TotalDifficultyCuckaroo :
BlockchainLatestBlockQuery [ 0 ] . total_difficulty_cuckaroo ,
TotalDifficultyCuckatoo :
BlockchainLatestBlockQuery [ 0 ] . total_difficulty_cuckatoo ,
TotalDifficultyProgpow :
BlockchainLatestBlockQuery [ 0 ] . total_difficulty_progpow ,
TotalDifficultyRandomx :
BlockchainLatestBlockQuery [ 0 ] . total_difficulty_randomx
} ) ;
}