add date and time functions.

lib/bcoin/block.js

@@ -506,7 +506,7 @@ Block.prototype.inspect = function inspect() {
     hash: utils.revHex(this.hash('hex')),
     size: this.getSize(),
     virtualSize: this.getVirtualSize(),
-    date: new Date(this.ts * 1000).toISOString(),
+    date: utils.date(this.ts),
     version: this.version,
     prevBlock: utils.revHex(this.prevBlock),
     merkleRoot: utils.revHex(this.merkleRoot),

lib/bcoin/headers.js

@@ -95,7 +95,7 @@ Headers.prototype.inspect = function inspect() {
   delete copy._raw;
   copy.hash = this.hash('hex');
   copy.rhash = this.rhash;
-  copy.date = new Date((copy.ts || 0) * 1000).toISOString();
+  copy.date = utils.date(copy.ts);
   return copy;
 };
 

lib/bcoin/merkleblock.js

@@ -246,7 +246,7 @@ MerkleBlock.prototype.inspect = function inspect() {
   delete copy._chain;
   copy.hash = this.hash('hex');
   copy.rhash = this.rhash;
-  copy.date = new Date((copy.ts || 0) * 1000).toISOString();
+  copy.date = utils.date(copy.ts);
   return copy;
 };
 

lib/bcoin/pool.js

@@ -851,7 +851,7 @@ Pool.prototype._handleBlock = function _handleBlock(block, peer, callback) {
           'Status: tip=%s ts=%s height=%d blocks=%d orphans=%d active=%d'
           + ' queue=%d target=%s peers=%d pending=%d highest=%d jobs=%d',
           block.rhash,
-          new Date(block.ts * 1000).toISOString().slice(0, -5) + 'Z',
+          utils.date(block.ts),
           self.chain.height,
           self.chain.total,
           self.chain.orphan.count,
@@ -1477,7 +1477,7 @@ Pool.prototype.searchWallet = function(wallet, callback) {
         bcoin.debug(
           'Reverted chain to height=%d (%s)',
           self.chain.height,
-          new Date(self.chain.tip.ts * 1000)
+          utils.date(self.chain.tip.ts)
         );
 
         callback();
@@ -1495,11 +1495,11 @@ Pool.prototype.searchWallet = function(wallet, callback) {
         return callback(err);
       }
 
-      bcoin.debug('Wallet time: %s', new Date(ts * 1000));
+      bcoin.debug('Wallet time: %s', utils.date(ts));
       bcoin.debug(
         'Reverted chain to height=%d (%s)',
         self.chain.height,
-        new Date(self.chain.tip.ts * 1000)
+        utils.date(self.chain.tip.ts)
       );
 
       callback();

lib/bcoin/tx.js

@@ -1564,7 +1564,7 @@ TX.prototype.inspect = function inspect() {
     minFee: utils.btc(this.getMinFee()),
     confirmations: this.getConfirmations(),
     priority: this.getPriority().toString(10),
-    date: new Date((this.ts || this.ps) * 1000).toISOString(),
+    date: utils.date(this.ts || this.ps),
     block: this.block ? utils.revHex(this.block) : null,
     ts: this.ts,
     ps: this.ps,

lib/bcoin/utils.js

@@ -1226,6 +1226,32 @@ utils.now = function now() {
   return +new Date() / 1000 | 0;
 };
 
+/**
+ * Create a Date ISO string from time in unix time (seconds).
+ * @param {Number?} - Seconds in unix time.
+ * @returns {String}
+ */
+
+utils.date = function date(ts) {
+  if (ts == null)
+    ts = utils.now();
+
+  return new Date(ts * 1000).toISOString().slice(0, -5) + 'Z';
+};
+
+/**
+ * Get unix seconds from a Date string.
+ * @param {String} date - Date ISO String.
+ * @returns {Number}
+ */
+
+utils.time = function time(date) {
+  if (date == null)
+    return utils.now();
+
+  return new Date(date) / 1000 | 0;
+};
+
 /**
  * UINT32_MAX
  * @type BN