local modpath = minetest.get_modpath(minetest.get_current_modname())

dofile(modpath.."/debug.lua")

local http = minetest.request_http_api()
if http == nil then
	error("Please add matrix_bridge to secure.http_mods")
end

local token = nil
local txid = 0

function send_message(msg)
	txid = txid + 1
	http.fetch({
		url = "https://matrix.txmn.tk:8448/_matrix/client/r0/rooms/!xReNhJbGJeGK4fysJU:matrix.txmn.tk/send/m.room.message/"..txid.."?access_token="..token,
		method = "PUT",
		extra_headers = {"Content-Type: application/json"},
		data = minetest.write_json({msgtype="m.text", body=msg})
	}, function(res)
	end)
end

http.fetch({
	url = "https://matrix.txmn.tk:8448/_matrix/client/r0/login",
	method = "POST",
	extra_headers = {"Content-Type: application/json"},
	data = '{"type":"m.login.password","password":"PUT-PASSWORD-HERE","identifier":{"type":"m.id.user","user":"minebot"}}'
}, function(res)
	if res.code == 200 then
		minetest.log("action", res.data)
		local data = minetest.parse_json(res.data)
		token = data.access_token
		minetest.log("action", "Matrix authenticated")
	else
		minetest.log("error", to_string(res))
	end
end)

minetest.register_on_joinplayer(function(player)
	local name = player:get_player_name()
	if token then
		send_message("*** "..name.." joined the game")
	end
end)

minetest.register_on_leaveplayer(function(player, timed_out)
	local name = player:get_player_name()
	if token then
		send_message("*** "..name.." left the game"..
			(timed_out and " (Timed out)" or ""))
	end
end)

minetest.register_on_chat_message(function(name, message)
	if token == nil
		or message:sub(1, 1) == "/"
		or message:sub(1, 5) == "[off]"
		or (not minetest.check_player_privs(name, {shout=true})) then
		return
	end
	local nl = message:find("\n", 1, true)
	if nl then
	  message = message:sub(1, nl - 1)
	end
	send_message("<"..name.."> "..message)
end)