Confirmations wired up for blocks txs and addr views

server/lib/api/transaction.js

@@ -41,6 +41,17 @@ function getTransactions(params, options, cb) {
 
 module.exports = function transactionAPI(router) {
   router.get('/tx/:txid', (req, res) => {
+    getBlock(
+      {},
+      { height: 1 },
+      1,
+      (err, block) => {
+        if (err) {
+          res.status(501).send();
+          logger.log('err', err);
+        }
+        if (block[0]) {
+          const height = block[0].height;
           request(`http://${config.bcoin_http}:${config.bcoin['http-port']}/tx/${req.params.txid}`, (err, localRes, body) => {
             if (err) {
               logger.log('error',
@@ -60,6 +71,7 @@ module.exports = function transactionAPI(router) {
               locktime: body.locktime,
               blockhash: body.block,
               fees: body.fee / 1e8,
+              confirmations: height - body.height,
               valueOut: body.outputs.reduce((sum, output) => sum + output.value, 0) / 1e8,
               vin: body.inputs.map(input => ({
                 addr: input.coin ? input.coin.address : '',
@@ -74,10 +86,24 @@ module.exports = function transactionAPI(router) {
               isCoinbase: body.inputs[0].prevout.hash === '0000000000000000000000000000000000000000000000000000000000000000',
             });
           });
+        }
+      });
   });
 
+  // That callback hell
   router.get('/txs', (req, res) => {
     if (req.query.block) {
+      getBlock(
+        {},
+        { height: 1 },
+        1,
+        (err, block) => {
+          if (err) {
+            res.status(501).send();
+            logger.log('err', err);
+          }
+          if (block[0]) {
+            const height = block[0].height;
             request(`http://${config.bcoin_http}:${config.bcoin['http-port']}/block/${req.query.block}`, (err, localRes, body) => {
               if (err) {
                 logger.log('error',
@@ -94,6 +120,7 @@ module.exports = function transactionAPI(router) {
                 txs: body.txs.map(tx => ({
                   txid: tx.hash,
                   fees: tx.fee / 1e8,
+                  confirmations: height - body.height,
                   valueOut: tx.outputs.reduce((sum, output) => sum + output.value, 0) / 1e8,
                   vin: tx.inputs.map(input => ({
                     addr: input.coin ? input.coin.address : '',
@@ -109,7 +136,20 @@ module.exports = function transactionAPI(router) {
                 })),
               });
             });
+          }
+        });
     } else if (req.query.address) {
+      getBlock(
+        {},
+        { height: 1 },
+        1,
+        (err, block) => {
+          if (err) {
+            res.status(501).send();
+            logger.log('err', err);
+          }
+          if (block[0]) {
+            const height = block[0].height;
             request(`http://${config.bcoin_http}:${config.bcoin['http-port']}/tx/address/${req.query.address}`, (err, localRes, body) => {
               if (err) {
                 logger.log('error',
@@ -126,6 +166,7 @@ module.exports = function transactionAPI(router) {
                 txs: body.map(tx => ({
                   txid: tx.hash,
                   fees: tx.fee / 1e8,
+                  confirmations: height - tx.height,
                   valueOut: tx.outputs.reduce((sum, output) => sum + output.value, 0) / 1e8,
                   vin: tx.inputs.map(input => ({
                     addr: input.coin ? input.coin.address : '',
@@ -141,6 +182,8 @@ module.exports = function transactionAPI(router) {
                 })),
               });
             });
+          }
+        });
     } else {
       getTransactions(
         {},