Print trace log for HTTP requests.

Signed-off-by: Eric Wang <skygragon@gmail.com>

Author: skygragon

lib/cli.js

@@ -39,6 +39,22 @@ function setLogLevel() {
       }));
     });
   });
+
+  if (level === log.levels.TRACE) {
+    var request = require('request');
+    request.debug = true;
+    // FIXME: hack request log, hope no one else use it...
+    console.error = _.wrap(console.error, function(func) {
+      var args = Array.prototype.slice.call(arguments);
+      args.shift();
+      if (args.length > 0 && args[0].indexOf('REQUEST ') === 0) {
+        args.unshift('[TRACE]');
+      }
+      console.log.apply(null, _.map(args, function(arg) {
+        return chalk.gray(arg);
+      }));
+    });
+  }
 }
 
 function checkCache() {

lib/leetcode_client.js

@@ -7,8 +7,6 @@ var request = require('request');
 var config = require('./config');
 var h = require('./helper');
 
-// request.debug = true;
-
 // update options with user credentials
 function signOpts(opts, user) {
   opts.headers.Cookie = 'LEETCODE_SESSION=' + user.sessionId +