local shell=require("shell")
local computer=require("computer")
local fs=require("filesystem")
local args,opts=shell.parse(...)
local MARK="/etc/yaru.crash"

local function unload()
for k in pairs(package.loaded)do if k:match("^yaru%.")then package.loaded[k]=nil end end
end

local nologin=opts.nologin or opts.n
while true do
unload()
local Y=require("yaru.core")



local f=io.open(MARK,"w")if f then f:write("starting")f:close()end
local ok,res=xpcall(Y.run,debug.traceback,{nologin=nologin,onStarted=function()fs.remove(MARK)end})
fs.remove(MARK)
unload()
if not ok then
local lf=io.open("/tmp/desktop.log","a")if lf then lf:write(tostring(res),"\n")lf:close()end
local mf=io.open("/tmp/.desktop_msg","w")
if mf then mf:write("Desktop error: "..tostring(res):match("[^\n]*").."  (details: /tmp/desktop.log)")mf:close()end
local gpu=require("component").gpu
gpu.setBackground(0)gpu.setForeground(0xFFFFFF)
local w,h=gpu.getResolution()
gpu.fill(1,1,w,h," ")
require("term").setCursor(1,1)
io.stderr:write("The desktop stopped with an error:\n"..tostring(res).."\n")
io.write("Falling back to the text shell. Run 'desktop' to try again.\n")
return 1
end
if res=="reboot"then computer.shutdown(true)
elseif res=="shutdown"then computer.shutdown()
elseif res=="restart-shell"then nologin=true
else
nologin=false
if res=="exit"then return 0 end
end
end