Sketch out river fall back apps

suite.rc

@@ -34,7 +34,11 @@
 
 {% if RIVER_MODEL == 'NEURAL_NET' %}
 					start_cycle => wrf_archive_trigger <wrf::cycle_finished> & update_river_model & softlink_forcing => generate_rivers 
-					generate_rivers => mv_river_files => write_river_number
+
+					generate_rivers:failed => trigger_archive_wrf & write_empty_river_nml
+					generate_rivers:succeeded => !trigger_archive_wrf & !write_empty_river_nml
+					generate_rivers:succeeded | write_empty_river_nml => mv_river_files => write_river_number
+
 					write_run_namelist => write_river_number => run_fvcom
 {% elif RIVER_MODEL == 'CLIMATOLOGY' %}
 					start_cycle => get_river_files => write_run_namelist => write_river_number => run_fvcom
@@ -206,6 +210,15 @@
 				NO_RIVERS=$(grep "&NML_RIVER" ${ROSE_DATAC}/${GRID_NAME}_riv.nml | wc -l);
 				sed -i "s|.*RIVER_NUMBER.*| RIVER_NUMBER  = ${NO_RIVERS},|" ${ROSE_DATAC}/${GRID_NAME}_run.nml
 				"""
+	[[trigger_archive_wrf]]
+                script = """
+                        echo "Get the dates missing from the river model and pass to the wrf archive run" 
+                        """
+
+	[[write_empty_river_nml]]
+		script = """
+			echo "Make a fake riv.nml and copy to run directory" 
+			"""
 
 	[[run_fvcom]]
 		inherit = slurm_job