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Transaction.js
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Transaction.js
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function Transactions() {
this.transactions = new Object();
this.buyContracts = new Object();
this.sellContracts = new Object();
this.tradesByDayDict = new Object();
this.tradesByDayCusipGroupDict = new Object();
this.startDate = null;
this.endDate = null;
this.render = null;
this.accessToken = null;
}
Transactions.prototype.setStartDate = function(startDate) {
startDateObject = new Date(startDate);
if (startDate && Object.prototype.toString.call(startDateObject) === '[object Date]') {
this.startDate = startDateObject;
utils.loading = true;
utils.startLoading();
this.fetch(this.accessToken, this.render);
}
}
Transactions.prototype.setEndDate = function(endDate) {
endDateObject = new Date(endDate);
if (endDate && Object.prototype.toString.call(endDateObject) === '[object Date]') {
this.endDate = endDateObject;
utils.loading = true;
utils.startLoading();
this.fetch(this.accessToken, this.render);
}
}
Transactions.prototype.fetch = function(accessToken, customRender) {
this.render = customRender;
this.accessToken = accessToken;
utils.getAccount(accessToken, function(accounts) {
$.ajax({
type: "GET",
url: 'https://api.tdameritrade.com/v1/accounts/'+accounts[0]['securitiesAccount']['accountId']+'/transactions',
beforeSend: function (xhr) {
xhr.setRequestHeader("Authorization", "Bearer " + accessToken);
},
data: {
type: 'ALL',
},
success: function(transactions) {
console.log(transactions);
return this.load(transactions, customRender);
}.bind(this)
});
}.bind(this));
}
Transactions.prototype.load = function(transactions, customRender) {
var buyContracts = getBuyTradeCusipDict(transactions);
var sellContracts = getSellTradeList(transactions);
var tradesByDayDict = getTradesByDayDict.bind(this, sellContracts, buyContracts)();
var tradesByDayCusipGroupDict = getTradesByDayCusipGroupDict(tradesByDayDict);
this.transactions = transactions;
this.buyContracts = buyContracts;
this.sellContracts = sellContracts;
this.tradesByDayDict = tradesByDayDict;
this.tradesByDayCusipGroupDict = tradesByDayCusipGroupDict;
if (customRender) {
return customRender(tradesByDayCusipGroupDict);
} else {
return tradesByDayCusipGroupDict;
}
function getTradesByDayDict(sellContracts, buyContracts) {
var tradesByDayDict = new Object();
for (var i in sellContracts) {
var sellContract = sellContracts[i];
var cusip = sellContract['transactionItem']['instrument']['cusip'];
var transactionDate = sellContract['transactionDate'];
var buyContract = buyContracts[cusip].dequeue();
if (new Date(buyContract['transactionDate']).getTime() != new Date(sellContract['transactionDate']).getTime()) {
continue;
}
if (this.startDate && sellContract['transactionDate'].getTime() <= this.startDate.getTime()) {
continue;
}
if (this.endDate && sellContract['transactionDate'].getTime() >= this.endDate.getTime()) {
continue;
}
if (tradesByDayDict[transactionDate] === undefined) {
tradesByDayDict[transactionDate] = [];
}
if (buyContract) {
tradesByDayDict[transactionDate].push(buyContract);
}
tradesByDayDict[transactionDate].push(sellContract);
}
return tradesByDayDict;
}
function getSellTradeList(transactions) {
var sellList = [];
// for transaction in group
for (var i in transactions) {
var trade = transactions[i];
var instruction = trade['transactionItem']['instruction'];
if (instruction !== 'SELL') {
continue;
}
if (Object.prototype.toString.call(trade['transactionDate']) == '[object String]') {
trade['transactionDate'] = formatTransactionDate(trade['transactionDate'])
}
var contractCount = trade['transactionItem']['amount'];
var totalNetAmount = trade['netAmount'];
// split contract up
trade['netAmount'] = totalNetAmount / contractCount;
trade['totalFees'] = (trade['fees']['commission'] + trade['fees']['optRegFee']) / contractCount;
trade['transactionItem']['amount'] = 1;
for (var count = 0; count < contractCount; count++) {
sellList.push(trade);
}
}
return sellList.sort(sortByTransactionDate);
}
function getBuyTradeCusipDict(transactions) {
var buyCusipDict = new Object;
// for transaction in group
for (var i in transactions) {
var trade = transactions[i];
var instruction = trade['transactionItem']['instruction'];
if (instruction !== 'BUY') {
continue;
}
if (Object.prototype.toString.call(trade['transactionDate']) == '[object String]') {
trade['transactionDate'] = formatTransactionDate(trade['transactionDate'])
}
var cusip = trade['transactionItem']['instrument']['cusip'];
var contractCount = trade['transactionItem']['amount'];
var totalNetAmount = trade['netAmount'];
// split contract up
trade['netAmount'] = totalNetAmount / contractCount;
trade['totalFees'] = (trade['fees']['commission'] + trade['fees']['optRegFee']) / contractCount;
trade['transactionItem']['amount'] = 1;
for (var count = 0; count < contractCount; count++) {
if (buyCusipDict[cusip] === undefined) {
var queue = new Queue();
buyCusipDict[cusip] = queue;
}
buyCusipDict[cusip].enqueue(trade);
}
}
// sort each queue
for (var cusip in buyCusipDict) {
buyCusipDict[cusip].sortByTransactionDate();
}
return buyCusipDict;
}
function getTradesByDayCusipGroupDict(tradesByDayDict) {
var tradesByDayCusipGroupDict = new Object();
// For each transaction, group by transaction date
for (var tDate in tradesByDayDict) {
var cusipGroup = new Object();
for (var i in tradesByDayDict[tDate]) {
var trade = tradesByDayDict[tDate][i];
var cusip = trade['transactionItem']['instrument']['cusip'];
if (cusipGroup[cusip] === undefined) {
cusipGroup[cusip] = [];
}
cusipGroup[cusip].push(trade);
}
tradesByDayCusipGroupDict[tDate] = cusipGroup;
}
return tradesByDayCusipGroupDict;
}
};
function Queue() {
this.elements = [];
}
Queue.prototype.enqueue = function (e) {
this.elements.push(e);
};
// remove an element from the front of the queue
Queue.prototype.reverse = function () {
return this.elements.reverse();
};
Queue.prototype.dequeue = function () {
return this.elements.shift();
};
// check if the queue is empty
Queue.prototype.isEmpty = function () {
return this.elements.length == 0;
};
// get the element at the front of the queue
Queue.prototype.peek = function () {
return !this.isEmpty() ? this.elements[0] : undefined;
}
Queue.prototype.length = function() {
return this.elements.length;
}
Queue.prototype.sortByTransactionDate= function() {
return this.elements.sort(sortByTransactionDate);
}
function sortByTransactionDate(a, b) {
return new Date(b.transactionDate) - new Date(a.transactionDate)
}
function formatTransactionDate(date_) {
var from = date_.split('T')[0].split("-");
return new Date(from[0], from[1] - 1, from[2]);
}
function formatDate(date) {
var year = date.getFullYear();
var month = (1 + date.getMonth()).toString();
month = month.length > 1 ? month : '0' + month;
var day = date.getDate().toString();
day = day.length > 1 ? day : '0' + day;
return month + '/' + day + '/' + year;
}