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#! /usr/bin/python3
import os
import sys
import curses
import threading
import json
import getpass
import argparse
from .display.screen import Screen
import string
from .display.display import Display
from .inputhandler import InputHandler
from .keynames import nameFromKey
class Client:
def __init__(self, stdscr, display, name, connection, keybindings, logFile=None):
self.stdscr = stdscr
self.display = display
self.name = name
self.keepalive = True
self.connection = connection
self.logFile = logFile
self.inputHandler = InputHandler(self, self.display, self.connection)
self.keybindings = keybindings["actions"]
self.controlsString = keybindings.get("help", "")
self.display.showInfo(self.controlsString)
def send(self, data):
self.connection.send(json.dumps(data))
def start(self):
threading.Thread(target=self.listen, daemon=True).start()
self.connection.send(json.dumps(["name", self.name]))
self.command_loop()
def listen(self):
self.connection.listen(self.update, self.close)
def close(self, err=None):
self.keepalive = False
sys.exit()
def update(self, databytes):
if not self.keepalive:
sys.exit()
datastr = databytes.decode('utf-8')
data = json.loads(datastr)
if len(data) and isinstance(data[0], str):
data = [data]
for msg in data:
msgType = msg[0]
if msgType == 'error':
error = msg[1]
if error == "nametaken":
print("error: name is already taken", file=sys.stderr)
self.close()
return
if error == "invalidname":
print("error: "+ msg[2], file=sys.stderr)
self.close()
return
self.log(error)
if msgType == 'field':
field = msg[1]
fieldWidth = field['width']
fieldHeight = field['height']
self.display.resizeField((fieldWidth, fieldHeight))
fieldCells = field['field']
mapping = field['mapping']
self.display.drawFieldCells(
(tuple(reversed(divmod(i, fieldWidth))),
mapping[spr])
for i, spr in enumerate(fieldCells))
if msgType == 'changecells' and len(msg[1]):
self.display.drawFieldCells(msg[1])
if msgType == "playerpos":
self.display.setFieldCenter(msg[1])
if msgType == "health":
health, maxHealth = msg[1]
self.display.setHealth(health, maxHealth)
if maxHealth is None:
self.log("You have died. Restart the client to respawn")
if msgType == "inventory":
self.display.setInventory(msg[1])
if msgType == "equipment":
self.display.setEquipment(msg[1])
if msgType == "ground":
self.display.setGround(msg[1])
if msgType == "message":
self.log(msg[1])
self.display.update()
def log(self, text):
if not isinstance(text, str):
text = str(text)
self.display.addMessage(text)
if self.logFile:
with(open(self.logFile, 'a')) as f:
f.write(text+'\n')
def command_loop(self):
while self.keepalive:
key = self.stdscr.getch()
if key == 27:
self.keepalive = False
return
keyName = nameFromKey(key)
if keyName in self.keybindings:
self.inputHandler.execute(self.keybindings[keyName])
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