Parse the commits

lib/index.js

@@ -9,7 +9,10 @@ var Ul = require("ul")
   , CliPie = require("cli-pie")
   , CliGhCal = require("cli-gh-cal")
   , GitLogParser = require("gitlog-parser").parse
-  , Exec = require("child_process").exec
+  , ChildProcess = require("child_process")
+  , Exec = ChildProcess.exec
+  , Spawn = ChildProcess.spawn
+  , ProgressBar = require("progress")
   ;
 
 // Constants
@@ -367,22 +370,42 @@ GitStats.globalActivity = function (options, callback) {
     var commits = {}
       , today = null
       , cal = []
+      , isFinished = false
+      , timeout = null
+      , progress = null
+      , complete = 0
       ;
 
-    GitLogParser(Exec("git log", { cwd: options.repo }).stdout).on("commit", function(commit) {
-        today = Moment(commit.date).format(DATE_FORMAT);
-        commits[today] = commits[today] || 0;
-        ++commits[today];
-    }).on("error", function (err) {
-        callback(err);
-    }).on("finish", function () {
-        Object.keys(commits).forEach(function (c) {
-            cal.push([c, commits[c]])
+    Exec("git rev-list HEAD --count", { cwd: options.repo }, function (err, commitCount) {
+        if (err) { return callback(err); }
+        commitCount = parseInt(commitCount);
+        setTimeout(function () {
+            if (isFinished) { return; }
+            progress = new ProgressBar(":bar", { total: commitCount - complete });
+        }, 10);
+        // TODO Take only the commits from the provided range (start - end)
+        GitLogParser(Spawn("git", ["log"], { cwd: options.repo }).stdout).on("commit", function(commit) {
+            today = Moment(commit.date).format(DATE_FORMAT);
+            commits[today] = commits[today] || 0;
+            ++commits[today];
+            ++complete;
+            if (progress) {
+                progress.tick();
+            }
+        }).on("error", function (err) {
+            clearTimeout(timeout);
+            callback(err);
+        }).on("finish", function () {
+            clearTimeout(timeout);
+            isFinished = true;
+            Object.keys(commits).forEach(function (c) {
+                cal.push([c, commits[c]])
+            });
+            callback(null, CliGhCal(cal, {
+                theme: options.theme
+              , start: options.start
+              , end: options.end
+            }));
         });
-        callback(null, CliGhCal(cal, {
-            theme: options.theme
-          , start: options.start
-          , end: options.end
-        }));
     });
 };