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lib_a2b.js
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lib_a2b.js
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const crypto = require('crypto');
const MIN_NODES=2
const MAX_NODES=1
const MAX_NODES2=MIN_NODES+MAX_NODES
const MAX_CAPACITY=10
const MIN_CAPACITY=3
const MAX_CAPACITY2=MAX_CAPACITY-MIN_CAPACITY
const LINKPOINTS=20
const PROB_VEI=70
this.allgames=function(fair,first_level){
return new Promise(function(resolve,reject){
var results=[]
if(first_level==1){
game_create(myfair,1).then(function(result){
results.push(result)
game_create(myfair,2).then(function(result2){
results.push(result2)
game_create(myfair,3).then(function(result3){
results.push(result3)
game_create(myfair,4).then(function(result4){
results.push(result4)
game_create(myfair,5).then(function(result5){
results.push(result5)
game_create(myfair,6).then(function(result6){
results.push(result6)
game_create(myfair,7).then(function(result7){
results.push(result7)
game_create(myfair,8).then(function(result8){
results.push(result8)
game_create(myfair,9).then(function(result9){
results.push(result9)
game_create(myfair,10).then(function(result10){
results.push(result10)
//console.log(results.length)
resolve(results)
})
})
})
})
})
})
})
})
})
})
}
if(first_level==2){
game_create(myfair,2).then(function(result2){
results.push(result2)
game_create(myfair,3).then(function(result3){
results.push(result3)
game_create(myfair,4).then(function(result4){
results.push(result4)
game_create(myfair,5).then(function(result5){
results.push(result5)
game_create(myfair,6).then(function(result6){
results.push(result6)
game_create(myfair,7).then(function(result7){
results.push(result7)
game_create(myfair,8).then(function(result8){
results.push(result8)
game_create(myfair,9).then(function(result9){
results.push(result9)
game_create(myfair,10).then(function(result10){
results.push(result10)
resolve(results)
})
})
})
})
})
})
})
})
})
}
if(first_level==3){
game_create(myfair,3).then(function(result3){
results.push(result3)
game_create(myfair,4).then(function(result4){
results.push(result4)
game_create(myfair,5).then(function(result5){
results.push(result5)
game_create(myfair,6).then(function(result6){
results.push(result6)
game_create(myfair,7).then(function(result7){
results.push(result7)
game_create(myfair,8).then(function(result8){
results.push(result8)
game_create(myfair,9).then(function(result9){
results.push(result9)
game_create(myfair,10).then(function(result10){
results.push(result10)
resolve(results)
})
})
})
})
})
})
})
})
}
if(first_level==4){
game_create(myfair,4).then(function(result4){
results.push(result4)
game_create(myfair,5).then(function(result5){
results.push(result5)
game_create(myfair,6).then(function(result6){
results.push(result6)
game_create(myfair,7).then(function(result7){
results.push(result7)
game_create(myfair,8).then(function(result8){
results.push(result8)
game_create(myfair,9).then(function(result9){
results.push(result9)
game_create(myfair,10).then(function(result10){
results.push(result10)
resolve(results)
})
})
})
})
})
})
})
}
if(first_level==5){
game_create(myfair,5).then(function(result5){
results.push(result5)
game_create(myfair,6).then(function(result6){
results.push(result6)
game_create(myfair,7).then(function(result7){
results.push(result7)
game_create(myfair,8).then(function(result8){
results.push(result8)
game_create(myfair,9).then(function(result9){
results.push(result9)
game_create(myfair,10).then(function(result10){
results.push(result10)
resolve(results)
})
})
})
})
})
})
}
if(first_level==6){
game_create(myfair,6).then(function(result6){
results.push(result6)
game_create(myfair,7).then(function(result7){
results.push(result7)
game_create(myfair,8).then(function(result8){
results.push(result8)
game_create(myfair,9).then(function(result9){
results.push(result9)
game_create(myfair,10).then(function(result10){
results.push(result10)
resolve(results)
})
})
})
})
})
}
if(first_level==7){
game_create(myfair,7).then(function(result7){
results.push(result7)
game_create(myfair,8).then(function(result8){
results.push(result8)
game_create(myfair,9).then(function(result9){
results.push(result9)
game_create(myfair,10).then(function(result10){
results.push(result10)
resolve(results)
})
})
})
})
}
if(first_level==8){
game_create(myfair,8).then(function(result8){
results.push(result8)
game_create(myfair,9).then(function(result9){
results.push(result9)
game_create(myfair,10).then(function(result10){
results.push(result10)
resolve(results)
})
})
})
}
if(first_level==9){
game_create(myfair,9).then(function(result9){
results.push(result9)
game_create(myfair,10).then(function(result10){
results.push(result10)
resolve(results)
})
})
}
if(first_level==10){
game_create(myfair,10).then(function(result10){
results.push(result10)
resolve(results)
})
}
})
}
game_create=function(fair,level_in){
return new Promise(function(resolve,reject){
myfair=fair
var results2=[]
fair_create_bob_invoice(myfair,level_in).then(function(bobinvoice0){
var mybobinvoice=bobinvoice0.invoice
results2.push(bobinvoice0.result)
myfair.nonce=myfair.nonce+1
fair_create_levels(myfair,level_in,results2).then(function(levels){
var mylevels=levels.levels
myfair.nonce=levels.nonce
results2=levels.results
fair_create_nodes(myfair,mylevels,results2,level_in).then(function(levels2){
var mynodes=levels2.nodes
myfair.nonce=levels2.nonce
results2=levels2.results
fair_create_links(myfair,levels2.nodes,mylevels,results2,level_in).then(function(links){
myfair.nonce=links.nonce
results2=links.results
create_channels(myfair,links.nodes,level_in,results2).then(function(channels0){
var mychannels=channels0.channels
results2=channels0.results
resolve(results2)
})
})
})
})
})
})
}
fair_create_bob_invoice=function(fair_in,level_in){
return new Promise(function(resolve,reject){
var bobinvoice=1
var value0=fair_random(fair_in)
switch(level_in){
case 1: //
bobinvoice=Math.floor(((value0/100)*2)+1)
break
case 2:
bobinvoice=Math.floor(((value0/100)*2)+1)
break
case 3:
bobinvoice=Math.floor(((value0/100)*3)+1)
break
case 4:
bobinvoice=Math.floor(((value0/100)*2)+1)
break
case 5:
bobinvoice=Math.floor(((value0/100)*3)+1)
break
case 6:
bobinvoice=Math.floor(((value0/100)*4)+1)
break
case 7:
bobinvoice=Math.floor(((value0/100)*2)+1)
break
case 8:
bobinvoice=Math.floor(((value0/100)*3)+1)
break
case 9:
bobinvoice=Math.floor(((value0/100)*4)+1)
break
case 10:
bobinvoice=Math.floor(((value0/100)*5)+1)
break
default:
bobinvoice=100
}
var result2={nonce: fair_in.nonce, result: value0, level: level_in,what: 'bobinvoice', value: bobinvoice }
var resp={invoice: bobinvoice, result: result2}
resolve(resp)
})
}
fair_create_levels=function(fair_in,levels_in,results_in){
return new Promise(function(resolve,reject){
var levels0=[]
var n=0
var mylevels=0
switch(levels_in){
case 1:
mylevels=3
break
case 2:
mylevels=4
break
case 3:
mylevels=4
break
case 4:
mylevels=5
break
case 5:
mylevels=5
break
case 6:
mylevels=5
break
case 7:
mylevels=6
break
case 8:
mylevels=6
break
case 9:
mylevels=6
break
case 10:
mylevels=7
break
default:
mylevels=10
}
while (n < mylevels) {
var nlevel={}
nlevel.level=n
if(n==0){ //level 0 -> 1 node
nlevel.num_nodes=1
nlevel.nodes=create_nodes_list(1)
levels0.push(nlevel)
n+= 1;
}else{ //targed node
if(n==(mylevels-1)){
nlevel.num_nodes=1
nlevel.nodes=create_nodes_list(1)
levels0.push(nlevel)
n+= 1;
}else{
var value0=fair_random(fair_in)
nlevel.num_nodes=Math.floor((value0/100)*MAX_NODES2)+MIN_NODES;
var result2={nonce: fair_in.nonce, result: value0, level: levels_in,what: 'hop '+n+' nodes', value: nlevel.num_nodes }
results_in.push(result2)
nlevel.nodes=create_nodes_list(nlevel.num_nodes)
fair_in.nonce=fair_in.nonce+1
levels0.push(nlevel)
n+= 1;
}
}
}
var resp={levels: levels0, nonce: fair_in.nonce, results: results_in}
resolve(resp)
})
}
fair_create_nodes=function(fair_in,levels_in,results_in,level_in){
return new Promise(function(resolve,reject){
var numlevels=levels_in.length
var levels0=levels_in
var nodes0=[]
var n=0
var x_offset=20
while(n<(numlevels)){
var i=0
var nnodes=levels_in[n].num_nodes
while(i<nnodes){
var node={}
node.id=i
node.level=n
node.id2=n+''+i
if(n==0){ //source node
node.info='alice'
node.name='alice'
node.issource=true
node.nchan=levels_in[1].num_nodes
node.linkvei=false
node.istarget=false
nodes0.push(node)
i=i+1
n+=1;
}else{
if(n==(numlevels-1)){
node.info='bob'
node.name='bob'
node.issource=false
node.linkvei=false
node.istarget=true
nodes0.push(node)
i=100
n=n+1
}else{
node.info='node'
node.issource=false
if(i>0 && i<(nnodes-1)){
var val=fair_random(fair_in)
var vei=Math.floor(val)
if(vei<=PROB_VEI){
node.linkvei=true
var result2={nonce: fair_in.nonce, result: val, level: level_in,what: 'node'+n+''+i+' neigh', value: node.linkvei }
results_in.push(result2)
}else{
node.linkvei=false
var result2={nonce: fair_in.nonce, result: val, level: level_in,what: 'node'+n+''+i+' neigh', value: node.linkvei }
results_in.push(result2)
}
fair_in.nonce=fair_in.nonce+1
}else{
node.linkvei=false
}
var val0=fair_random(fair_in)
node.nchan=Math.floor((val0/100)*levels_in[n+1].num_nodes)+1;
var result3={nonce: fair_in.nonce, result: val0, level: level_in,what: 'node'+n+''+i+' nchan', value: node.nchan }
results_in.push(result3)
fair_in.nonce=fair_in.nonce+1
nodes0.push(node)
i+=1
if(i==(nnodes)){
n+=1
}
}
}
}
}
var resp={nodes: nodes0, nonce: fair_in.nonce, results: results_in}
resolve(resp)
})
}
fair_create_links=function(fair_in,nodes_in,levels_in,results_in,level_in){
return new Promise(function(resolve,reject){
var i=0
var new_nodes=[]
var results2=[]
while(i<(nodes_in.length)){
const node=nodes_in[i]
var numlevel=nodes_in[i].level
//console.log(nextnodes)
if(i<(nodes_in.length-1)){
var nextnodes=levels_in[numlevel+1].nodes
fair_shuffle_level_nodes(fair_in,nextnodes,results_in,level_in).then(function(shuffled){
node.links=shuffled.list
results_in=shuffled.results
new_nodes.push(node)
fair_in.nonce=shuffled.nonce
i=i+1;
})
i=i+1;
}else{
new_nodes.push(node)
var resp={nodes: new_nodes, nonce: fair_in.nonce, results: results_in}
resolve(resp)
i=i+1
}
}
})
}
create_channels=function(fair_in,nodes_in,level_in,results_in){
return new Promise(function(resolve,reject){
var i=0
var channels0=[]
var numnodes=nodes_in.length
while(i<numnodes){
var level=nodes_in[i].level
var nchan=nodes_in[i].nchan
var j=0
if(nodes_in[i].linkvei){
var canalvei={}
canalvei.source=nodes_in[i].id2
var indexvei=i-1
canalvei.target=nodes_in[indexvei].id2
canalvei.id=canalvei.source+''+canalvei.target
var val0=fair_random(fair_in)
canalvei.capacity= Math.floor((val0/100) * (MAX_CAPACITY-MIN_CAPACITY))+MIN_CAPACITY;
var result2={nonce: fair_in.nonce, result: val0, level: level_in,what: 'chan '+canalvei.id+' sats', value: canalvei.capacity }
results_in.push(result2)
fair_in.nonce=fair_in.nonce+1
var val1=fair_random(fair_in)
canalvei.source_cap=Math.floor((val1/100)*canalvei.capacity)
var result3={nonce: fair_in.nonce, result: val1, level: level_in,what: 'chan '+canalvei.id+' source sats', value: canalvei.source_cap }
results_in.push(result3)
fair_in.nonce=fair_in.nonce+1
canalvei.target_cap=canalvei.capacity-canalvei.source_cap
channels0.push(canalvei)
}
while(j<nchan){
var newchannel={}
var targetlevel=level+1
newchannel.source=nodes_in[i].id2
newchannel.target=targetlevel+''+nodes_in[i].links[j]
var targetnode=get_node_info(newchannel.target,nodes_in)
newchannel.id=newchannel.source+''+newchannel.target
var val0=fair_random(fair_in)
newchannel.capacity= Math.floor((val0/100) * (MAX_CAPACITY-MIN_CAPACITY))+MIN_CAPACITY;
var result2={nonce: fair_in.nonce, result: val0, level: level_in,what: 'chan '+newchannel.id+' sats', value: newchannel.capacity }
results_in.push(result2)
fair_in.nonce=fair_in.nonce+1
var val1=fair_random(fair_in)
newchannel.source_cap=Math.floor((val1/100)*newchannel.capacity)
var result3={nonce: fair_in.nonce, result: val1, level: level_in,what: 'chan '+newchannel.id+' source sats', value: newchannel.source_cap }
results_in.push(result3)
fair_in.nonce=fair_in.nonce+1
newchannel.target_cap=newchannel.capacity-newchannel.source_cap
channels0.push(newchannel)
j=j+1
}
i=i+1
}
var resp={channels: channels0, nonce: fair_in.nonce, results: results_in}
resolve(resp)
})
}
fair_random=function(fair_in){
const text = fair_in.client_seed + '-' + fair_in.nonce;
const hash = crypto.createHmac('sha512', fair_in.server_seed).update(text).digest('hex');
let index = 0;
let rollResult = parseInt(hash.substring(index * 5, index * 5 + 5), 16);
while (rollResult >= Math.pow(10, 6)) {
index++;
rollResult = parseInt(hash.substring(index * 5, index * 5 + 5), 16);
if (index * 5 + 5 > 128) {
rollResult = 99.99;
break;
}
}
rollResult %= Math.pow(10, 4);
rollResult /= Math.pow(10, 2);
return(rollResult)
}
create_nodes_list=function(num_nodes){
var list=[]
for(var i=0;i<num_nodes;i++){
list.push(i)
}
return(list)
}
fair_shuffle_level_nodes=function(fair_in,nodes_in,results_in,level_in) {
return new Promise(function(resolve,reject){
var currentIndex = 0, temporaryValue, randomIndex;
var random=0
var used=[]
var mypremis=[]
while (currentIndex < (nodes_in.length)) {
var val0=fair_random(fair_in)
randomIndex = Math.floor((val0/100) * nodes_in.length);
var result3={nonce: fair_in.nonce, result: val0, level: level_in,what: 'shufflenodes', value: randomIndex }
results_in.push(result3)
fair_in.nonce=fair_in.nonce+1
if(used.indexOf(randomIndex)==-1){
used.push(randomIndex)
mypremis[currentIndex]=nodes_in[randomIndex]
currentIndex += 1;
if(currentIndex==(nodes_in.length)){
var resp={list: mypremis, nonce: fair_in.nonce, results: results_in}
resolve(resp)
}
}else{
//console.log("index repetit")
}
}
})
};
get_node_info=function(id2_in,nodes_in){
for(var i=0;i<nodes_in.length;i++){
if(nodes_in[i].id2==id2_in){
return nodes_in[i]
}
}
}