Add warnings for no more than 6 periods in manual dispatch schedule

Author: mjprilliman

ssc/cmod_fuelcell.cpp

@@ -166,6 +166,21 @@ void cm_fuelcell::exec()
 		percent_complete = as_float("percent_complete");
 	}
 */
+    if (as_integer("fuelcell_dispatch_choice") == FuelCellDispatch::MANUAL) {
+
+        size_t max_period = 6;
+        util::matrix_t<size_t> m_scheduleWeekday = as_matrix_unsigned_long("dispatch_manual_fuelcell_sched");
+        util::matrix_t<size_t> m_scheduleWeekend = as_matrix_unsigned_long("dispatch_manual_fuelcell_sched_weekend");
+        size_t* discharge_schedule_vec = m_scheduleWeekday.data();
+        size_t* period_num = std::find_if(discharge_schedule_vec, discharge_schedule_vec + m_scheduleWeekday.ncells() - 1, [max_period](size_t element) { return (max_period < element); });
+        if (*period_num > max_period)
+            throw exec_error("fuelcell", "Invalid manual dispatch period in weekday schedule. Period numbers must be less than or equal to 6.");
+
+        discharge_schedule_vec = m_scheduleWeekend.data();
+        period_num = std::find_if(discharge_schedule_vec, discharge_schedule_vec + m_scheduleWeekend.ncells() - 1, [max_period](size_t element) { return (max_period < element); });
+        if (*period_num > max_period)
+            throw exec_error("fuelcell", "Invalid manual dispatch period in weekend schedule. Period numbers must be less than or equal to 6.");
+    }
 
 	construct();
 	size_t idx = 0;