1 files changed, 27 insertions, 0 deletions
diff --git a/src/openvic-simulation/history/Period.cpp b/src/openvic-simulation/history/Period.cpp
new file mode 100644
index 0000000..cb133dd
--- /dev/null
+++ b/src/openvic-simulation/history/Period.cpp
@@ -0,0 +1,27 @@
+#include "openvic-simulation/history/Period.hpp"
+
+using namespace OpenVic;
+
+Period::Period(
+	const Date new_start_date,
+	const std::optional<Date> new_end_date
+) : start_date {new_start_date}, end_date {new_end_date} {}
+
+bool Period::is_date_in_period(const Date date) const {
+	return start_date <= date && (!end_date.has_value() || end_date.value() >= date);
+}
+
+bool Period::try_set_end(const Date date) {
+	if (end_date.has_value()) {
+		Logger::error("Period already has end date ", end_date.value());
+		return false;
+	}
+
+	if (date < start_date) {
+		Logger::error("Proposed end date ", date, " is before start date ", start_date);
+		return false;
+	}
+
+	end_date = date;
+	return true;
+}
+\ No newline at end of file