70 lines
1.9 KiB
Lua
70 lines
1.9 KiB
Lua
local modem = peripheral.find("modem")
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local speaker = require("speaker-driver")
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local SERVER_PORT = 100
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local CLIENT_PORT = 101
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local username = os.getComputerLabel() or ("User" .. os.getComputerID())
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local function start()
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if modem then
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modem.open(CLIENT_PORT)
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modem.transmit(SERVER_PORT, CLIENT_PORT, { type = "join", username = username })
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end
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print("Chat program started as " .. username)
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end
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local function stop()
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if modem then
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modem.transmit(SERVER_PORT, CLIENT_PORT, { type = "leave", username = username })
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modem.close(CLIENT_PORT)
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end
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print("Chat program stopped.")
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end
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local function restart()
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stop()
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start()
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end
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local function receiveLoop()
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while true do
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local event, side, channel, replyChannel, message, distance = os.pullEvent("modem_message")
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if channel == CLIENT_PORT and type(message) == "table" then
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local x, y = term.getCursorPos()
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term.setCursorPos(1, y)
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term.clearLine()
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if message.type == "system" then
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print("[System] " .. message.content)
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speaker.play("notification")
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elseif message.type == "chat" then
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print(message.username .. ": " .. message.content)
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speaker.play("notification")
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end
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write("> ")
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end
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end
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end
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local function sendLoop()
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while true do
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write("> ")
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local input = read()
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if modem then
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modem.transmit(SERVER_PORT, CLIENT_PORT, { type = "chat", username = username, content = input })
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end
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end
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end
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local function main()
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if not modem then
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print("No modem attached")
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while true do os.pullEvent() end
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end
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parallel.waitForAny(receiveLoop, sendLoop)
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end
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return { start = start, stop = stop, restart = restart, main = main }
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