From cff541acfef717aae4c9b696627b4817e7eac851 Mon Sep 17 00:00:00 2001
From: Charles Kerr <charles.kerr@canonical.com>
Date: Thu, 24 Apr 2014 11:04:55 -0500
Subject: rename 'clock-watcher' as 'alarm-queue' because the former name isn't
 very informative.

---
 src/alarm-queue.cpp | 81 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 src/alarm-queue.cpp

(limited to 'src/alarm-queue.cpp')

diff --git a/src/alarm-queue.cpp b/src/alarm-queue.cpp
new file mode 100644
index 0000000..9e9da7f
--- /dev/null
+++ b/src/alarm-queue.cpp
@@ -0,0 +1,81 @@
+/*
+ * Copyright 2014 Canonical Ltd.
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 3, as published
+ * by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranties of
+ * MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR
+ * PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Authors:
+ *   Charles Kerr <charles.kerr@canonical.com>
+ */
+
+#include <datetime/alarm-queue.h>
+
+namespace unity {
+namespace indicator {
+namespace datetime {
+
+/***
+****
+***/
+
+AlarmQueueImpl::AlarmQueueImpl(const std::shared_ptr<Clock>& clock,
+                                   const std::shared_ptr<UpcomingPlanner>& upcoming_planner):
+    m_clock(clock),
+    m_upcoming_planner(upcoming_planner)
+{
+    m_clock->date_changed.connect([this](){
+        const auto now = m_clock->localtime();
+        g_debug("AlarmQueue %p refretching appointments due to date change: %s", this, now.format("%F %T").c_str());
+        m_upcoming_planner->date().set(now);
+    });
+
+    m_clock->minute_changed.connect([this](){
+        g_debug("AlarmQueue %p calling pulse() due to clock minute_changed", this);
+        pulse();
+    });
+
+    m_upcoming_planner->appointments().changed().connect([this](const std::vector<Appointment>&){
+        g_debug("AlarmQueue %p calling pulse() due to appointments changed", this);
+        pulse();
+    });
+
+    pulse();
+}
+
+core::Signal<const Appointment&>& AlarmQueueImpl::alarm_reached()
+{
+    return m_alarm_reached;
+}
+
+void AlarmQueueImpl::pulse()
+{
+    const auto now = m_clock->localtime();
+
+    for(const auto& appointment : m_upcoming_planner->appointments().get())
+    {
+        if (m_triggered.count(appointment.uid))
+            continue;
+        if (!DateTime::is_same_minute(now, appointment.begin))
+            continue;
+
+        m_triggered.insert(appointment.uid);
+        m_alarm_reached(appointment);
+    }
+}
+
+/***
+****
+***/
+
+} // namespace datetime
+} // namespace indicator
+} // namespace unity
-- 
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