local createEventLoop = require("/apis/eventloop")

local LOCAL_MANIFEST_PATH = "/trapos/manifest.json"

-- OK this file should not be named servers.lua we could rename it boot.lua and this could be the only file in this startup directory so the whole startup process will be orchestrated from there.

local function readLocalManifest()
	if not fs.exists(LOCAL_MANIFEST_PATH) then
		return nil
	end
	local f = fs.open(LOCAL_MANIFEST_PATH, "r")
	if not f then
		return nil
	end
	local data = f.readAll()
	f.close()
	if not data or data == "" then
		return nil
	end
	return textutils.unserializeJSON(data)
end

local function init()
	shell.setPath(shell.path() .. ":/programs")
end

init()

if periphemu then
	periphemu.create("top", "modem")
end

_G.bootEventLoop = createEventLoop()

local function shellFn()
	os.sleep(0.1)
	shell.run("shell")
end

local function eventLoopFn()
	_G.bootEventLoop.runLoop(true)
end

local manifest = readLocalManifest()
local SERVERS = (manifest and manifest.autostart) or {}

if #SERVERS > 0 then
	print("\nStarting servers...")
	for _, serverName in ipairs(SERVERS) do
		print("\t\t" .. serverName)
		local ok, err = pcall(shell.run, serverName)
		if not ok then
			print("server '" .. serverName .. "' failed to start: " .. tostring(err))
		end
	end
end

parallel.waitForAny(shellFn, eventLoopFn)

os.shutdown()