app.py

from flask import Flask, render_template, request
from flask_socketio import SocketIO, emit
import time
import uinput, time
device = uinput.Device([uinput.KEY_Z, uinput.KEY_X])
device.emit_click(uinput.KEY_Z)  #
app = Flask(__name__)
socketIO = SocketIO(app)

totalInputs = 0
players = [0,0,0,0]

keymap = [
    {"red":uinput.BTN_0, "blue": uinput.BTN_2, "orange":uinput.BTN_3, "green": uinput.BTN_4, "yellow": uinput.BTN_5},
    {"red":uinput.BTN_6, "blue": uinput.BTN_7, "orange":uinput.BTN_8, "green": uinput.BTN_9, "yellow": uinput.BTN_DPAD_DOWN},
    {"red":uinput.BTN_DPAD_UP, "blue": uinput.BTN_C, "orange":uinput.BTN_DPAD_LEFT, "green": uinput.BTN_START, "yellow": uinput.BTN_X},
    {"red":uinput.BTN_A, "blue": uinput.BTN_B, "orange":uinput.BTN_BACK, "green": uinput.BTN_SELECT, "yellow": uinput.BTN_Z},
]
allkeys=[]
[allkeys.extend(list(d.values())) for d in keymap]

device = uinput.Device(allkeys,"WebBuzzPad Gamepad")
time.sleep(1)



@app.route("/")
def home():
    disables = ["disabled" if p!=0 else "" for p in players]
    return render_template('./index.html', disables=disables)


@socketIO.on("buttonPush")
def buttonPush(json):
    global totalInputs, device
    totalInputs = totalInputs + 1
    k = keymap[json["pNum"] - 1 ][json["colour"]]
    print(f"{totalInputs}. Player {json["pNum"]} pushes {json["colour"]}. key={k}")
    #keyboard.press(k)
    device.emit(k, 1)
    time.sleep(0.05)
    device.emit(k, 0)
    

@socketIO.on("newPlayer")
def newplayer(json):
    if (not "name" in json or not "pNum" in json):
        return
    n = json["name"]
    pNum = json["pNum"]
    if (not isinstance(n, str)):
        return
    if (not isinstance(pNum, int)):
        return
    if (pNum > 4 or pNum < 0):
        return
    
    #
    # Add player
    if (players[pNum-1] == 0):
        players[pNum-1] = {"name": n, "sid": request.sid, "nudgeTime": time.time()}

    print(f"Player {pNum} ({players[pNum-1]["name"]}) joined. Current Players:")
    print(str(players))

    # Tell everyone about the new player
    emit("newPlayer", {"name": n, "pNum": pNum}, broadcast=True)
    # Tell client they have joined as the new player.
    x = [p["name"] if p!=0 else 0 for p in players]
    socketIO.emit("assignPlayer", {"name": n, "pNum": pNum, "playerNames": x}, to=request.sid)



@socketIO.on("myDisconnect")
def disconnect():
    for i in range(len(players)):
        pl = players[i]
        # no player here
        if pl==0:
            continue
        if (pl["sid"]==request.sid):
            print(f"Player {i+1} ({pl["name"]}) disconnected.")
            players[i]=0
            emit("lostPlayer", i+1, broadcast=True)
            socketIO.emit("successDisconnect", 0, to=request.sid)
            return

@socketIO.on("nudge")
def nudge(targetPNum):
    for i in range(len(players)):
        pl = players[i]
        if pl==0:
            continue
        if (i == targetPNum):
            # Must have been 5 seconds before new nudge.
            if (time.time() - pl["nudgeTime"] < 3):
                print(f"Tried nudging Player {targetPNum} ({pl["name"]}) but too soon...")
                return
            pl["nudgeTime"] = time.time()
            socketIO.emit("nudgeYou", 0, to=pl["sid"])
            print(f"Nudged Player {targetPNum} ({pl["name"]})")
            return
    

if __name__ == "__main__":
    socketIO.run(app)