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function sync (subs, keys) {
var wsServers
localforage.getItem('pubs').then(function (servers) {
if (servers) {
console.log(servers)
wsServers = servers
} else {
servers = ['ws://localhost:8080/', 'ws://bogbook.com/']
localforage.setItem('pubs', servers)
console.log(servers)
wsServers = servers
}
}).then(function () {
subs.forEach(function (sub) {
wsServers.forEach(function (server, index) {
setTimeout(function () {
console.log('SYNCING WITH: ' + server + ' to fetch ' + sub)
var ws = new WebSocket(server + sub)
bog(sub).then(srclog => {
if (srclog) {
open(srclog[0]).then(msg => {
console.log(msg)
var req = {
src: sub,
seq: msg.seq
}
ws.onopen = function () {
ws.send(JSON.stringify(req))
}
ws.onmessage = function (message) {
var serverMsg = JSON.parse(message.data)
if (msg.seq === serverMsg.seq) {
} else if (msg.seq > serverMsg.seq) {
var diff = msg.seq - serverMsg.seq
var sendlog = srclog.slice(0, diff)
var send = {
src: sub,
log: sendlog
//requester: keys.publicKey
}
ws.send(JSON.stringify(send))
} else {
if (serverMsg.log) {
var scroller = document.getElementById('scroller')
var logFromServer = JSON.parse(message.data)
newlog = logFromServer.log
bog().then(log => {
for (var i = newlog.length; i-- > 0; ) {
var pubkey = nacl.util.decodeBase64(newlog[i].author.substring(1))
var sig = nacl.util.decodeBase64(newlog[i].signature)
var opened = JSON.parse(nacl.util.encodeUTF8(nacl.sign.open(sig, pubkey)))
log.unshift(opened)
opened.key = newlog[i].key
scroller.insertBefore(render(opened, keys), scroller.childNodes[2])
if (i === 0) {
console.log('saved log')
log.sort((a, b) => a.timestamp - b.timestamp)
localforage.setItem(sub, newlog.concat(srclog))
localforage.setItem('log', log.reverse())
}
}
})
}
}
}
})
} else if (srclog === null) {
var req = {
src: sub,
seq: null
}
ws.onopen = function () {
ws.send(JSON.stringify(req))
}
ws.onmessage = function (message) {
var openedlog = []
var scroller = document.getElementById('scroller')
var logFromServer = JSON.parse(message.data)
log = logFromServer.log
localforage.setItem(sub, log)
for (var i = log.length; i-- > 0; ) {
console.log(log[i])
var pubkey = nacl.util.decodeBase64(log[i].author.substring(1))
var sig = nacl.util.decodeBase64(log[i].signature)
var opened = JSON.parse(nacl.util.encodeUTF8(nacl.sign.open(sig, pubkey)))
console.log(opened)
opened.key = log[i].key
openedlog.push(opened)
scroller.insertBefore(render(opened, keys), scroller.childNodes[2])
}
bog().then(log => {
var newlog = openedlog.concat(log)
newlog.sort((a, b) => a.timestamp - b.timestamp)
localforage.setItem('log', newlog.reverse())
})
}
}
})
}, index * 100000)
})
})
})
}
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