move DateTime's impl from the header to a cc file

1 files changed, 20 insertions, 101 deletions

diff --git a/include/datetime/date-time.h b/include/datetime/date-time.h
index 33f8b40..145e34e 100644
--- a/include/datetime/date-time.h
+++ b/include/datetime/date-time.h
@@ -35,107 +35,26 @@ namespace datetime {
 class DateTime
 {
 public:
-
-    explicit DateTime(GDateTime* in=nullptr) { reset(in); }
-
-    explicit DateTime(time_t t) {
-        GDateTime * gdt = g_date_time_new_from_unix_local(t);
-        reset(gdt);
-        g_date_time_unref(gdt);
-    }
-
-    static DateTime NowLocal() {
-        GDateTime * gdt = g_date_time_new_now_local();
-        DateTime dt(gdt);
-        g_date_time_unref(gdt);
-        return dt;
-    }
-
-    DateTime to_timezone(const std::string& zone) const {
-        auto gtz = g_time_zone_new(zone.c_str());
-        auto gdt = g_date_time_to_timezone(get(), gtz);
-        DateTime dt(gdt);
-        g_time_zone_unref(gtz);
-        g_date_time_unref(gdt);
-        return dt;
-    }
-
-
-    GDateTime* get() const {
-        g_assert(m_dt);
-        return m_dt.get();
-    }
-
-    GDateTime* operator()() const {
-        return get();
-    }
-
-
-    std::string format(const std::string& fmt) const {
-        auto str = g_date_time_format(get(), fmt.c_str());
-        std::string ret = str;
-        g_free(str);
-        return ret;
-    }
-
-    int day_of_month() const { return g_date_time_get_day_of_month(get()); }
-
-    int64_t to_unix() const { return g_date_time_to_unix(get()); }
-
-    int day_of_year() const { return m_dt ? g_date_time_get_day_of_year(get()) : -1; }
-
-    void reset(GDateTime* in=nullptr) {
-        if (in) {
-            auto deleter = [](GDateTime* dt){g_date_time_unref(dt);};
-            m_dt = std::shared_ptr<GDateTime>(g_date_time_ref(in), deleter);
-            g_assert(m_dt);
-        } else {
-            m_dt.reset();
-        }
-    }
-
-    DateTime& operator=(GDateTime* in) {
-        reset(in);
-        return *this;
-    }
-
-    DateTime& operator=(const DateTime& in) {
-        m_dt = in.m_dt;
-        return *this;
-    }
-
-    gint64 difference(const DateTime& that) const {
-         const auto dt = get();
-         const auto tdt = that.get();
-
-         gint64 ret;
-         if (dt && tdt)
-             ret = g_date_time_difference(dt, tdt);
-         else if (dt)
-             ret = to_unix();
-         else if (tdt)
-             ret = that.to_unix();
-         else
-             ret = 0;
-         return ret;
-    }
-
-    bool operator<(const DateTime& that) const {
-        return g_date_time_compare(get(), that.get()) < 0;
-    }
-
-    bool operator!=(const DateTime& that) const {
-        // return true if this isn't set, or if it's not equal
-        return (!m_dt) || !(*this == that);
-    }
-
-    bool operator==(const DateTime& that) const {
-         GDateTime * dt = get();
-         GDateTime * tdt = that.get();
-         if (!dt && !tdt) return true;
-         if (!dt || !tdt) return false;
-        return g_date_time_compare(get(), that.get()) == 0;
-    }
+    static DateTime NowLocal();
+    explicit DateTime(time_t t);
+    explicit DateTime(GDateTime* in=nullptr) {reset(in);}
+    DateTime& operator=(GDateTime* in) {reset(in); return *this;}
+    DateTime& operator=(const DateTime& in) {m_dt=in.m_dt; return *this; }
+    DateTime to_timezone(const std::string& zone) const;
+    void reset(GDateTime* in=nullptr);
+
+    GDateTime* get() const;
+    GDateTime* operator()() const {return get();}
+
+    std::string format(const std::string& fmt) const;
+    int day_of_month() const;
+    int64_t to_unix() const;
+    int day_of_year() const;
+    gint64 difference(const DateTime& that) const;
+
+    bool operator<(const DateTime& that) const;
+    bool operator!=(const DateTime& that) const;
+    bool operator==(const DateTime& that) const;
 
 private:
     std::shared_ptr<GDateTime> m_dt;