get address summary
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@ -52,7 +52,8 @@ AddressService.prototype.getAPIMethods = function() {
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['getOutputs', this, this.getOutputs, 2],
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['getUnspentOutputs', this, this.getUnspentOutputs, 2],
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['isSpent', this, this.isSpent, 2],
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['getAddressHistory', this, this.getAddressHistory, 2]
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['getAddressHistory', this, this.getAddressHistory, 2],
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['getAddressSummary', this, this.getAddressSummary, 1]
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];
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};
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@ -871,4 +872,116 @@ AddressService.prototype.getAddressHistory = function(addresses, options, callba
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history.get(callback);
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};
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/**
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* This will return an object with:
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* balance - confirmed balance
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* unconfirmedBalance - unconfirmed balance
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* totalReceived - satoshis received
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* totalSpent - satoshis spent
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* appearances - number of times used in confirmed transactions
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* unconfirmedApearances - number of times used in unconfirmed transactions
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* txids - list of txids (unless noTxList is set)
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*
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* @param {String} address
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* @param {Function} callback
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*/
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AddressService.prototype.getAddressSummary = function(address, options, callback) {
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var self = this;
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var opt = {
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queryMempool: true
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};
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var outputs;
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var inputs;
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async.waterfall(
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[
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function(next) {
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if(options.noTxList) {
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next();
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} else {
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self.getInputs(address, opt, function(err, ins) {
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inputs = ins;
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next(err);
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});
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}
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},
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function(next) {
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self.getOutputs(address, opt, function(err, outs) {
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outputs = outs;
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next(err);
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});
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}
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],
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function(err) {
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if(err) {
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return callback(err);
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}
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var totalReceived = 0;
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var totalSpent = 0;
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var balance = 0;
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var unconfirmedBalance = 0;
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var appearances = 0;
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var unconfirmedAppearances = 0;
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var txids = [];
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for(var i = 0; i < outputs.length; i++) {
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var spent = self.node.services.bitcoind.isSpent(outputs[i].txid, outputs[i].outputIndex);
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var spentConfirmed = true; // TODO
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txids.push(outputs[i]);
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totalReceived += outputs[i].satoshis;
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unconfirmedBalance += outputs[i].satoshis;
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if(outputs[i].confirmations) {
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balance += outputs[i].satoshis;
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appearances++;
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} else {
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unconfirmedAppearances++;
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}
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if(spent) {
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totalSpent += outputs[i].satoshis;
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unconfirmedBalance -= outputs[i].satoshis;
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if(spentConfirmed) {
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balance -= outputs[i].satoshis;
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appearances++;
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} else {
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unconfirmedAppearances++;
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}
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}
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}
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var summary = {
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totalReceived: totalReceived,
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totalSpent: totalSpent,
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balance: balance,
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unconfirmedBalance: unconfirmedBalance,
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appearances: appearances,
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unconfirmedAppearances: unconfirmedAppearances
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};
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if(inputs) {
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for(var i = 0; i < inputs.length; i++) {
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txids.push(inputs[i]);
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}
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// sort by height
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txids = txids.sort(function(a, b) {
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return a.height > b.height ? 1 : -1;
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}).map(function(obj) {
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return obj.txid;
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}).filter(function(value, index, self) {
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return self.indexOf(value) === index;
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});
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summary.txids = txids;
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}
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callback(null, summary);
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}
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);
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};
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module.exports = AddressService;
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