RanchiMall/localbitcoinplusplus
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added new db datablocks and its update feature

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This commit is contained in:
Abhishek Sinha 2018-11-06 19:50:02 +05:30
parent a0864b2409
commit 498025f079
1 changed files with 121 additions and 40 deletions
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161
supernode/index.html
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@ -14,12 +14,17 @@
<div id="output_div"></div>
<h5>Indexed DB</h5>
<div class="box">
<label for="ask_flo_addr">Enter Your FLO Address: </label>
<input type="text" id="ask_flo_addr" class="form-control">
<input type="button" id="ask_flo_addr_btn" value="Submit">
</div>
<h5>Sync</h5>
<div id="syncNodes"></div>
</div>
<!-- SHA1 -->
@ -7724,7 +7729,6 @@
var privateKeyArr = key.getBitcoinPrivateKeyByteArray(privateKeyHex);
privateKey = BigInteger.fromByteArrayUnsigned(privateKeyArr);
console.log(privateKey);
var messageHash = Crypto.SHA256(msg);
@ -7755,17 +7759,13 @@
<script>
var Rpc = localbitcoinplusplus.rpc = function () {
this.rpc_req_id;
this.valid_job = ["trade_buy", "trade_sell"];
this.valid_job = ["trade_buy", "trade_sell", "sync"];
}
Rpc.prototype = {
send_rpc(method, ...params) {
var request = new JSON_RPC.Request(method, params);
console.log(request);
var id = request.id;
console.log(id);
this.rpc_req_id = id;
return request.toString();
},
@ -7777,16 +7777,17 @@
if (typeof params != undefined && typeof method != undefined) {
request.response = {};
var Trade = new localbitcoinplusplus.trade();
switch (method) {
case "trade_buy":
var Trade = new localbitcoinplusplus.trade();
request.response = Trade.trade_buy(...request.params);
break;
case "trade_sell":
var Trade = new localbitcoinplusplus.trade();
request.response = Trade.trade_sell(...request.params);
break;
case "sync":
default:
alert("Unknown method called for execution.");
break;
@ -8179,6 +8180,14 @@
writeToScreen("SENT: " + message);
websocket.send(message);
}
function SendToSpecificAddress(to, message) {
writeToScreen("SENT: " + message);
websocket.send(JSON.stringify({
to: to,
data: message
}));
}
function writeToScreen(message) {
var pre = document.createElement("p");
@ -8220,8 +8229,17 @@
myAddressTrustLevel: 1
};
let dataBlock = {
version: 1,
data: {},
blockOwnerFLOAddress: "",
blockhash: "",
blockSignature: ""
}
var db;
var request = window.indexedDB.open("localbitcoinDB", 1);
const DBName = "localbitcoinDB";
var request = window.indexedDB.open(DBName, 3);
request.onerror = function (event) {
//https://stackoverflow.com/questions/13972385/invalidstateerror-while-opening-indexeddb-in-firefox
@ -8237,18 +8255,25 @@
request.onupgradeneeded = function (event) {
var db = event.target.result;
if (!db.objectStoreNames.contains('person')) {
if (!db.objectStoreNames.contains('localbitcoinUser')) {
var objectStore = db.createObjectStore("localbitcoinUser", {
keyPath: "id"
});
objectStore.add(localbitcoinplusplusObj);
objectStore.put(localbitcoinplusplusObj);
}
if (!db.objectStoreNames.contains('datablocks')) {
var objectStore = db.createObjectStore("datablocks", {
keyPath: "version"
});
objectStore.put(dataBlock);
}
}
function readDB(callback) {
var transaction = db.transaction(["localbitcoinUser"]);
var objectStore = transaction.objectStore("localbitcoinUser");
var request = objectStore.get("00-01");
function readDB(tablename, id, callback) {
var transaction = db.transaction([tablename]);
var objectStore = transaction.objectStore(tablename);
var request = objectStore.get(id);
request.onerror = function (event) {
alert("Unable to retrieve daa from database!");
@ -8264,8 +8289,8 @@
};
}
function readAllDB() {
var objectStore = db.transaction("localbitcoinUser").objectStore("localbitcoinUser");
function readAllDB(tablename) {
var objectStore = db.transaction(tablename).objectStore(tablename);
objectStore.openCursor().onsuccess = function (event) {
var cursor = event.target.result;
@ -8278,10 +8303,10 @@
};
}
function addDB(localbitcoinplusplusObj) {
var request = db.transaction(["localbitcoinUser"], "readwrite")
.objectStore("localbitcoinUser")
.add(localbitcoinplusplusObj);
function addDB(tablename, dbObject) {
var request = db.transaction([tablename], "readwrite")
.objectStore(tablename)
.add(dbObject);
request.onsuccess = function (event) {
alert("Data has been added to your database.");
@ -8292,10 +8317,10 @@
}
}
function updateinDB(Obj, key) {
function updateinDB(tablename, Obj, key) {
var request = db.transaction(["localbitcoinUser"], "readwrite")
.objectStore("localbitcoinUser")
var request = db.transaction([tablename], "readwrite")
.objectStore(tablename)
.put(Obj);
request.onsuccess = function (event) {
@ -8307,9 +8332,9 @@
}
}
function removeinDB(id) {
var request = db.transaction(["localbitcoinUser"], "readwrite")
.objectStore("localbitcoinUser")
function removeinDB(tablename, id) {
var request = db.transaction([tablename], "readwrite")
.objectStore(tablename)
.delete(id);
request.onsuccess = function (event) {
@ -8324,11 +8349,15 @@
var RM_RPC = new localbitcoinplusplus.rpc;
//Test: fetch flo comment
var rm_configs = localbitcoinplusplus.actions.fetch_configs(function (...fetch_configs_res) {
let local_btc_configs = fetch_configs_res[0];
RM_TRADE.super_nodes_array = local_btc_configs.superNodesArray;
RM_TRADE.valid_assets = local_btc_configs.validAssetsArray;
});
try {
var rm_configs = localbitcoinplusplus.actions.fetch_configs(function (...fetch_configs_res) {
let local_btc_configs = fetch_configs_res[0];
RM_TRADE.super_nodes_array = local_btc_configs.superNodesArray;
RM_TRADE.valid_assets = local_btc_configs.validAssetsArray;
});
} catch (error) {
throw new Error(`Failed to fetch configurations: ${error}`);
}
//Test: Trade functionality
var trade_btn = document.createElement("button");
@ -8343,10 +8372,6 @@
<!-- Database operations -->
<script>
// Nodes Database
// localbitcoinUser Databse
window.onload = function () {
let ask_flo_addr_btn = document.getElementById('ask_flo_addr_btn');
@ -8359,8 +8384,8 @@
}
try {
readDB(function (idbData) {
//console.log(idbData);
readDB("localbitcoinUser", "00-01", function (idbData) {
console.log(idbData);
if (typeof idbData.myLocalFLOPrivateKey == undefined || idbData.myLocalFLOPrivateKey
.trim() == '') {
let user_pvt_key = prompt("Please Enter your private key");
@ -8378,7 +8403,7 @@
localbitcoinplusplusObj.mySelfdeclaredBalanceBitcoin = 0;
localbitcoinplusplusObj.mySelfDeclaredBalanceINR = 0;
updateinDB(localbitcoinplusplusObj, "00-01");
updateinDB("localbitcoinUser", localbitcoinplusplusObj, "00-01");
}
}
}
@ -8386,10 +8411,19 @@
} catch (e) {
console.log(e);
throw new Error(
"ERROR: Failed to initialise the database. You are unable to trade at the moment."
"ERROR: Failed to initialise the localbitcoinUser database. You are unable to trade at the moment."
);
}
// datablocks database
try {
readDB("datablocks", "", function(blockData) {
console.log(blockData);
});
} catch (error) {
throw new Error("ERROR: Failed to initialise the datablocks database. You are unable to trade at the moment.");
}
// Further operation here
console.log("Hello! You are doing great.");
@ -8397,6 +8431,53 @@
}
</script>
<!-- Sync Nodes Database -->
<script>
window.onload = function() {
let syncButton = document.createElement('button');
let syncButtonText = document.createTextNode('Sync');
syncButton.appendChild(syncButtonText);
let syncNodes = document.getElementById("syncNodes");
syncNodes.appendChild(syncButton);
let blockVersion = Math.floor(Math.random(1,100)*100);
let blockOwnerFLOAddress = "olVxhjhaIedlpafshT";
let data = {
sample: "lorem ipsum..."
};
if (Object.keys(data).length === 0 && data.constructor === Object) {
throw new Error("Data cannot be empty.");
}
let datastr = JSON.stringify(data);
let blockHashMsg = `${blockVersion}${blockOwnerFLOAddress}${datastr}`;
let blockHash = Crypto.SHA256(blockHashMsg);
let blockSignature = RM_WALLET.sign(blockHash);
let updatedDataBlock = {
version: blockVersion,
data: data,
blockOwnerFLOAddress: blockOwnerFLOAddress,
blockhash: blockHash,
blockSignature: blockSignature
}
syncButton.onclick = function() {
try {
updateinDB("datablocks", updatedDataBlock, "");
try {
} catch (error) {
throw new Error("ERROR: Failed to broadcast to other nodes.");
}
} catch (error) {
throw new Error("ERROR: Failed to update the datablocks database. You are unable to trade at the moment.");
}
}
}
</script>
</body>
</html>