From 17fce01ff537a85972cea168782c94fb2f845627 Mon Sep 17 00:00:00 2001
From: Mikayla Fischler <mikayla@ky8.io>
Date: Sat, 3 Sep 2022 13:10:09 -0400
Subject: [PATCH] added rps_trip_cause type

---
 reactor-plc/plc.lua        |  2 +-
 scada-common/types.lua     | 12 ++++++++++++
 supervisor/session/plc.lua |  2 +-
 3 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/reactor-plc/plc.lua b/reactor-plc/plc.lua
index d2009f1..691525f 100644
--- a/reactor-plc/plc.lua
+++ b/reactor-plc/plc.lua
@@ -41,7 +41,7 @@ function plc.rps_init(reactor)
         state = { false, false, false, false, false, false, false, false, false },
         reactor_enabled = false,
         tripped = false,
-        trip_cause = ""
+        trip_cause = "" ---@type rps_trip_cause
     }
 
     ---@class rps
diff --git a/scada-common/types.lua b/scada-common/types.lua
index 75f381a..089af7c 100644
--- a/scada-common/types.lua
+++ b/scada-common/types.lua
@@ -71,6 +71,18 @@ types.TRI_FAIL = {
 ---| "websocket_message"
 ---| "websocket_success"
 
+---@alias rps_trip_cause
+---| "ok"
+---| "dmg_crit"
+---| "high_temp"
+---| "no_coolant"
+---| "full_waste"
+---| "heated_coolant_backup"
+---| "no_fuel"
+---| "fault"
+---| "timeout"
+---| "manual"
+
 ---@alias rtu_t string
 types.rtu_t = {
     redstone = "redstone",
diff --git a/supervisor/session/plc.lua b/supervisor/session/plc.lua
index a310f52..9784600 100644
--- a/supervisor/session/plc.lua
+++ b/supervisor/session/plc.lua
@@ -89,7 +89,7 @@ function plc.new_session(id, for_reactor, in_queue, out_queue)
             overridden = false,
             degraded = false,
             rps_tripped = false,
-            rps_trip_cause = "ok",
+            rps_trip_cause = "ok",  ---@type rps_trip_cause
             ---@class rps_status
             rps_status = {
                 dmg_crit = false,