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mirror of https://github.com/osmarks/random-stuff synced 2024-11-08 13:39:53 +00:00
random-stuff/computercraft/es_player_scan.lua
2023-11-13 19:37:05 +00:00

51 lines
1.5 KiB
Lua

local sensor = peripheral.find "plethora:sensor"
local push_metric = require "metrics_interface"
local location_name = os.getComputerLabel()
assert(location_name ~= nil, "label required")
local known_players = {}
local not_players = {}
do
local h = http.get "https://osmarks.net/stuff/es_player_scan.lua"
local g = h.readAll()
local f, e = load(g)
if f then
local f = fs.open("startup", "w")
f.write(g)
f.close()
else
printError(e)
end
end
while true do
local entities = sensor.sense()
local count = 0
for _, entity in pairs(entities) do
if entity.name == entity.displayName then
if not known_players[entity.name] and not_players[entity.id] == nil then
local real_meta = sensor.getMetaByID(entity.id)
if real_meta.food and real_meta.health then
known_players[entity.name] = true
else
not_players[entity.id] = os.epoch "utc"
end
end
if known_players[entity.name] then
count = count + 1
end
end
end
local now = os.epoch "utc"
for entity_id, time in pairs(not_players) do
if (now - 60000) >= time then
not_players[entity_id] = nil
end
end
term.setCursorPos(1, 1)
term.clear()
print("Welcome to GTech(tm) Omniscient Surveillance Apparatus(tm).", count, "players found.")
push_metric("player_count/" .. location_name, "players in a facility", count)
sleep(5)
end