Tuning output for cache and user.

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

Author: skygragon

lib/commands/cache.js

@@ -1,5 +1,6 @@
 'use strict';
 var _ = require('underscore');
+var sprintf = require('sprintf-js').sprintf;
 
 var h = require('../helper');
 var chalk = require('../chalk');
@@ -46,14 +47,17 @@ cmd.handler = function(argv) {
   if (argv.delete) {
     for (let f of caches) cache.del(f.name);
   } else {
+    log.info(chalk.gray(sprintf(' %s %63s    %s', 'Cache', 'Size', 'Created')));
+    log.info(chalk.gray('-'.repeat(86)));
+
     _.sortBy(caches, function(f) {
       let x = parseInt(f.name.split('.')[0], 10);
       if (Number.isNaN(x)) x = 0;
       return x;
     })
     .forEach(function(f) {
-      log.printf('%-80s %8s    %s ago',
-          chalk.green(f.name),
+      log.printf(' %s %8s    %s ago',
+          chalk.green(sprintf('%-60s', f.name)),
           h.prettySize(f.size),
           h.prettyTime((Date.now() - f.mtime) / 1000));
     });

lib/commands/user.js

@@ -1,6 +1,8 @@
 'use strict';
 var prompt = require('prompt');
+var sprintf = require('sprintf-js').sprintf;
 
+var config = require('../config');
 var chalk = require('../chalk');
 var log = require('../log');
 var core = require('../core');
@@ -59,9 +61,13 @@ cmd.handler = function(argv) {
   } else {
     // show current user
     user = session.getUser();
-    if (user)
-      log.info('You are now login as', chalk.yellow(user.name));
-    else
+    if (user) {
+      log.info(chalk.gray(sprintf(' %-20s %s', 'User', 'Host')));
+      log.info(chalk.gray('-'.repeat(60)));
+      log.printf(' %s %s',
+        chalk.yellow(sprintf('%-20s', user.name)),
+        config.sys.urls.base);
+    } else
       return log.fail('You are not login yet?');
   }
 };