From e6a27b1f721f1d8593b1373524f130e9e5b99813 Mon Sep 17 00:00:00 2001
From: Paul Beckingham <paul@beckingham.net>
Date: Mon, 28 Mar 2016 22:48:09 -0400
Subject: [PATCH] helper: Added intervalSummarize

---
 src/helper.cpp | 47 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)

diff --git a/src/helper.cpp b/src/helper.cpp
index eea998f3..2c6d7556 100644
--- a/src/helper.cpp
+++ b/src/helper.cpp
@@ -26,6 +26,8 @@
 
 #include <cmake.h>
 #include <timew.h>
+#include <Duration.h>
+#include <sstream>
 
 ////////////////////////////////////////////////////////////////////////////////
 Color tagColor (const Rules& rules, const std::string& tag)
@@ -39,3 +41,48 @@ Color tagColor (const Rules& rules, const std::string& tag)
 }
 
 ////////////////////////////////////////////////////////////////////////////////
+std::string intervalSummarize (const Rules& rules, const Interval& interval)
+{
+  std::stringstream out;
+
+  if (interval.isStarted ())
+  {
+    if (interval.isEnded ())
+    {
+      Duration dur (Datetime (interval.end ()) - Datetime (interval.start ()));
+      out << "Recorded interval from "
+          << interval.start ().toISOLocalExtended ()
+          << " to "
+          << interval.end ().toISOLocalExtended ()
+          << " ("
+          << dur.format ()
+          << ")";
+    }
+    else
+    {
+      Duration dur (Datetime () - interval.start ());
+      out << "Active interval since "
+          << interval.start ().toISOLocalExtended ();
+
+      if (dur.toTime_t () > 10)
+        out << " ("
+            << dur.format ()
+            << ")";
+    }
+
+    // Colorize tags.
+    auto tags = interval.tags ();
+    if (tags.size ())
+    {
+      out << ", tagged:";
+      for (auto& tag : tags)
+        out << ' ' << tagColor (rules, tag).colorize (quoteIfNeeded (tag));
+    }
+
+    out << "\n";
+  }
+
+  return out.str ();
+}
+
+////////////////////////////////////////////////////////////////////////////////