#229 element PSIL register/deletion, changes for RTU to use new PSIL register

rtu/databus.lua

@@ -7,9 +7,8 @@ local util = require("scada-common.util")
 
 local databus = {}
 
-local dbus_iface = {
-    ps = psil.create()
-}
+-- databus PSIL
+databus.ps = psil.create()
 
 ---@enum RTU_UNIT_HW_STATE
 local RTU_UNIT_HW_STATE = {
@@ -22,54 +21,54 @@ local RTU_UNIT_HW_STATE = {
 databus.RTU_UNIT_HW_STATE = RTU_UNIT_HW_STATE
 
 -- call to toggle heartbeat signal
-function databus.heartbeat() dbus_iface.ps.toggle("heartbeat") end
+function databus.heartbeat() databus.ps.toggle("heartbeat") end
 
 -- transmit firmware versions across the bus
 ---@param rtu_v string RTU version
 ---@param comms_v string comms version
 function databus.tx_versions(rtu_v, comms_v)
-    dbus_iface.ps.publish("version", rtu_v)
-    dbus_iface.ps.publish("comms_version", comms_v)
+    databus.ps.publish("version", rtu_v)
+    databus.ps.publish("comms_version", comms_v)
 end
 
 -- transmit hardware status for modem connection state
 ---@param has_modem boolean
 function databus.tx_hw_modem(has_modem)
-    dbus_iface.ps.publish("has_modem", has_modem)
+    databus.ps.publish("has_modem", has_modem)
 end
 
 -- transmit unit hardware type across the bus
 ---@param uid integer unit ID
 ---@param type RTU_UNIT_TYPE
 function databus.tx_unit_hw_type(uid, type)
-    dbus_iface.ps.publish("unit_type_" .. uid, type)
+    databus.ps.publish("unit_type_" .. uid, type)
 end
 
 -- transmit unit hardware status across the bus
 ---@param uid integer unit ID
 ---@param status RTU_UNIT_HW_STATE
 function databus.tx_unit_hw_status(uid, status)
-    dbus_iface.ps.publish("unit_hw_" .. uid, status)
+    databus.ps.publish("unit_hw_" .. uid, status)
 end
 
 -- transmit thread (routine) statuses
 ---@param thread string thread name
 ---@param ok boolean thread state
 function databus.tx_rt_status(thread, ok)
-    dbus_iface.ps.publish(util.c("routine__", thread), ok)
+    databus.ps.publish(util.c("routine__", thread), ok)
 end
 
 -- transmit supervisor link state across the bus
 ---@param state integer
 function databus.tx_link_state(state)
-    dbus_iface.ps.publish("link_state", state)
+    databus.ps.publish("link_state", state)
 end
 
 -- link a function to receive data from the bus
 ---@param field string field name
 ---@param func function function to link
 function databus.rx_field(field, func)
-    dbus_iface.ps.subscribe(field, func)
+    databus.ps.subscribe(field, func)
 end
 
 return databus