2025-04-19 00:21:15 -04:00

164 lines
7.3 KiB
Lua

--
-- Crash Handler
--
---@diagnostic disable-next-line: undefined-global
local _is_pocket_env = pocket -- luacheck: ignore pocket
local comms = require("scada-common.comms")
local log = require("scada-common.log")
local util = require("scada-common.util")
local has_graphics, core = pcall(require, "graphics.core")
local has_lockbox, lockbox = pcall(require, "lockbox")
---@class crash_handler
local crash = {}
local app = "unknown"
local ver = "v0.0.0"
local err = ""
-- set crash environment
---@param application string app name
---@param version string version
function crash.set_env(application, version)
app = application
ver = version
end
-- log environment versions
---@param log_msg function log function to use
local function log_versions(log_msg)
log_msg(util.c("RUNTIME: ", _HOST))
log_msg(util.c("LUA VERSION: ", _VERSION))
log_msg(util.c("APPLICATION: ", app))
log_msg(util.c("FIRMWARE VERSION: ", ver))
log_msg(util.c("COMMS VERSION: ", comms.version))
if has_graphics then log_msg(util.c("GRAPHICS VERSION: ", core.version)) end
if has_lockbox then log_msg(util.c("LOCKBOX VERSION: ", lockbox.version)) end
end
-- render the standard computer crash screen
---@param exit function callback on exit button press
---@return DisplayBox display
local function draw_computer_crash(exit)
local DisplayBox = require("graphics.elements.DisplayBox")
local Div = require("graphics.elements.Div")
local Rectangle = require("graphics.elements.Rectangle")
local TextBox = require("graphics.elements.TextBox")
local PushButton = require("graphics.elements.controls.PushButton")
local display = DisplayBox{window=term.current(),fg_bg=core.cpair(colors.white,colors.lightGray)}
local warning = Div{parent=display,x=2,y=2}
TextBox{parent=warning,x=7,text="\x90\n \x90\n \x90\n \x90\n \x90",fg_bg=core.cpair(colors.yellow,colors.lightGray)}
TextBox{parent=warning,x=5,y=1,text="\x9f ",width=2,fg_bg=core.cpair(colors.lightGray,colors.yellow)}
TextBox{parent=warning,x=4,text="\x9f ",width=4,fg_bg=core.cpair(colors.lightGray,colors.yellow)}
TextBox{parent=warning,x=3,text="\x9f ",width=6,fg_bg=core.cpair(colors.lightGray,colors.yellow)}
TextBox{parent=warning,x=2,text="\x9f ",width=8,fg_bg=core.cpair(colors.lightGray,colors.yellow)}
TextBox{parent=warning,text="\x9f ",width=10,fg_bg=core.cpair(colors.lightGray,colors.yellow)}
TextBox{parent=warning,text="\x8f\x8f\x8f\x8f\x8f\x8f\x8f\x8f\x8f\x8f\x8f",width=11,fg_bg=core.cpair(colors.yellow,colors.lightGray)}
TextBox{parent=warning,x=6,y=3,text=" \n \x83",width=1,fg_bg=core.cpair(colors.yellow,colors.white)}
TextBox{parent=display,x=13,y=2,text="Critical Software Fault Encountered",alignment=core.ALIGN.CENTER,fg_bg=core.cpair(colors.yellow,colors._INHERIT)}
TextBox{parent=display,x=15,y=4,text="Please consider reporting this on the cc-mek-scada Discord or GitHub.",width=36,alignment=core.ALIGN.CENTER}
TextBox{parent=display,x=14,y=7,text="refer to the log file for more info",alignment=core.ALIGN.CENTER,fg_bg=core.cpair(colors.gray,colors._INHERIT)}
local box = Rectangle{parent=display,x=2,y=9,width=display.get_width()-2,height=8,border=core.border(1,colors.gray,true),thin=true,fg_bg=core.cpair(colors.black,colors.white)}
TextBox{parent=box,text=err}
PushButton{parent=display,x=23,y=18,text=" Exit ",callback=exit,active_fg_bg=core.cpair(colors.white,colors.gray),fg_bg=core.cpair(colors.black,colors.red)}
return display
end
-- render the pocket crash screen
---@param exit function callback on exit button press
---@return DisplayBox display
local function draw_pocket_crash(exit)
local DisplayBox = require("graphics.elements.DisplayBox")
local Div = require("graphics.elements.Div")
local Rectangle = require("graphics.elements.Rectangle")
local TextBox = require("graphics.elements.TextBox")
local PushButton = require("graphics.elements.controls.PushButton")
local display = DisplayBox{window=term.current(),fg_bg=core.cpair(colors.white,colors.lightGray)}
local warning = Div{parent=display,x=2,y=1}
TextBox{parent=warning,x=3,y=1,text="\x9f\x8b",width=2,fg_bg=core.cpair(colors.lightGray,colors.yellow)}
TextBox{parent=warning,x=2,text="\x9f \x8a",width=4,fg_bg=core.cpair(colors.lightGray,colors.yellow)}
TextBox{parent=warning,text="\x9f \x8a",width=6,fg_bg=core.cpair(colors.lightGray,colors.yellow)}
TextBox{parent=warning,text="\x8f\x8f\x8f\x8f\x8f\x8f\x85",width=7,fg_bg=core.cpair(colors.yellow,colors.lightGray)}
TextBox{parent=warning,x=4,y=2,text="\x94",width=1,fg_bg=core.cpair(colors.white,colors.yellow)}
TextBox{parent=warning,x=4,y=3,text="\x91",width=1,fg_bg=core.cpair(colors.white,colors.yellow)}
TextBox{parent=display,x=10,y=2,text=" Critical Software Fault",width=16,alignment=core.ALIGN.CENTER,fg_bg=core.cpair(colors.yellow,colors._INHERIT)}
TextBox{parent=display,x=2,y=5,text="Consider reporting this on the cc-mek-scada Discord or GitHub.",width=36,alignment=core.ALIGN.CENTER}
local box = Rectangle{parent=display,y=9,width=display.get_width(),height=8,border=core.border(1,colors.gray,true),thin=true,fg_bg=core.cpair(colors.black,colors.white)}
TextBox{parent=box,text=err}
PushButton{parent=display,x=11,y=18,text=" Exit ",callback=exit,active_fg_bg=core.cpair(colors.white,colors.gray),fg_bg=core.cpair(colors.black,colors.red)}
TextBox{parent=display,x=2,y=20,text="see logs for details",width=24,alignment=core.ALIGN.CENTER,fg_bg=core.cpair(colors.gray,colors._INHERIT)}
return display
end
-- when running with debug logs, log the useful information that the crash handler knows
function crash.dbg_log_env() log_versions(log.debug) end
-- handle a crash error
---@param error string error message
function crash.handler(error)
err = error
log.info("=====> FATAL SOFTWARE FAULT <=====")
log.fatal(error)
log.info("----------------------------------")
log_versions(log.info)
log.info("----------------------------------")
log.info(debug.traceback("--- begin debug trace ---", 1))
log.info("--- end debug trace ---")
end
-- final error print on failed xpcall, app exits here
function crash.exit()
local handled, run = false, true
local display ---@type DisplayBox
-- special graphical crash screen
if has_graphics then
handled, display = pcall(util.trinary(_is_pocket_env, draw_pocket_crash, draw_computer_crash), function () run = false end)
-- event loop
while display and run do
local event, param1, param2, param3 = util.pull_event()
-- handle event
if event == "mouse_click" or event == "mouse_up" or event == "double_click" then
local mouse = core.events.new_mouse_event(event, param1, param2, param3)
if mouse then display.handle_mouse(mouse) end
elseif event == "terminate" then
break
end
end
display.delete()
term.setCursorPos(1, 1)
term.setTextColor(colors.white)
term.setBackgroundColor(colors.black)
term.clear()
end
log.close()
-- default text failure message
if not handled then
util.println("fatal error occured in main application:")
error(err, 0)
end
end
return crash