import curses
+import math
+import os
import signal
+import time
def set_window_geometries():
for win in windows:
set_window_size()
place_window()
+ cursed_main.redraw = True
def draw_screen():
stop = [0, 0]
for i in range(2):
stop[i] = win["size"][i] + offset[i]
- stop[i] = stop[i] if stop[i] < size[i] else size[i]
+ if stop[i] >= winmap_size[i]:
+ stop[i] = winmap_size[i]
for y in range(offset[0], stop[0]):
for x in range(offset[1], stop[1]):
- cell = winmap[y * size[1] + x]
+ cell = winmap[y * winmap_size[1] + x]
y_in_screen = win["start"][0] + (y - offset[0])
x_in_screen = win["start"][1] + (x - offset[1])
if (y_in_screen < screen_size[0]
pos_1 = win["start"][i]
draw_scroll_arrows('^', '<')
draw_scroll_string(offset[i])
- if (size[i] > offset[i] + win["size"][i]):
+ if (winmap_size[i] > offset[i] + win["size"][i]):
pos_1 = win["start"][i] + win["size"][i] - 1
draw_scroll_arrows('v', '>')
- draw_scroll_string(size[i] - offset[i] - win["size"][i])
+ draw_scroll_string(winmap_size[i] - offset[i]
+ - win["size"][i])
for win in windows:
- offset, size, winmap = win["func"]()
+ offset, winmap_size, winmap = win["func"]()
draw_winmap()
draw_scroll_hints()
stdscr.refresh()
-def main(stdscr):
+def read_worldstate():
+ if not os.access(io["path_worldstate"], os.F_OK):
+ msg = "No world state file found at " + io["path_worldstate"] + "."
+ raise SystemExit(msg)
+ read_anew = False
+ worldstate_file = open(io["path_worldstate"], "r")
+ turn_string = worldstate_file.readline()
+ if int(turn_string) != world_data["turn"]:
+ read_anew = True
+ if not read_anew: # In rare cases, world may change, but not turn number.
+ mtime = os.stat(io["path_worldstate"])
+ if mtime != read_worldstate.last_checked_mtime:
+ read_worldstate.last_checked_mtime = mtime
+ read_anew = True
+ if read_anew:
+ cursed_main.redraw = True
+ world_data["turn"] = int(turn_string)
+ world_data["lifepoints"] = int(worldstate_file.readline())
+ world_data["satiation"] = int(worldstate_file.readline())
+ worldstate_file.close()
+read_worldstate.last_checked_mtime = -1
+
+
+def read_message_queue():
+ while (len(message_queue["messages"]) > 1
+ or (len(message_queue["messages"]) == 0
+ and not message_queue["open_end"])):
+ message = message_queue["messages"].pop(0)
+ if message[0:4] == "LOG ":
+ world_data["log"] += [message[4:]]
+ cursed_main.redraw = True
+
+
+def cursed_main(stdscr):
+
+ def ping_test():
+ half_wait_time = 5
+ if len(new_data_from_server) > 0:
+ ping_test.sent = False
+ elif ping_test.wait_start + half_wait_time < time.time():
+ if not ping_test.sent:
+ io["file_out"].write("PING\n")
+ io["file_out"].flush()
+ ping_test.sent = True
+ ping_test.wait_start = time.time()
+ elif ping_test.sent:
+ raise SystemExit("Server not answering anymore.")
+ ping_test.wait_start = 0
+
+ def read_into_message_queue():
+ if new_data_from_server == "":
+ return
+ new_open_end = False
+ if new_data_from_server[-1] is not "\n":
+ new_open_end = True
+ new_messages = new_data_from_server.splitlines()
+ if message_queue["open_end"]:
+ message_queue["messages"][-1] += new_messages[0]
+ del new_messages[0]
+ message_queue["messages"] += new_messages
+ if new_open_end:
+ message_queue["open_end"] = True
+
curses.noecho()
curses.curs_set(False)
# stdscr.keypad(True)
signal.signal(signal.SIGWINCH,
lambda ignore_1, ignore_2: set_window_geometries())
set_window_geometries()
+ delay = 1
while True:
- draw_screen()
+ stdscr.timeout(delay)
+ delay = delay * 2 if delay < 1000 else delay
+ if cursed_main.redraw:
+ delay = 1
+ draw_screen()
+ cursed_main.redraw = False
char = stdscr.getch()
- if (char >= 0):
- if chr(char) in commands:
- commands[chr(char)]()
+ if char >= 0 and chr(char) in commands:
+ commands[chr(char)]()
+ cursed_main.redraw = True
+ new_data_from_server = io["file_in"].read()
+ ping_test()
+ read_into_message_queue()
+ read_worldstate()
+ read_message_queue()
-def foo():
+def win_foo():
winmap = ['.', 'o', '.', 'o', 'O', 'o', '.', 'o', '.', 'x', 'y', 'x']
- size = [4, 3]
+ winmap_size = [4, 3]
+ offset = [0, 0]
+ return offset, winmap_size, winmap
+
+
+def win_info():
+ winmap = "T: " + str(world_data["turn"]) \
+ + " H: " + str(world_data["lifepoints"]) \
+ + " S: " + str(world_data["satiation"])
+ winmap_size = [1, len(winmap)]
offset = [0, 0]
- return offset, size, winmap
+ return offset, winmap_size, winmap
+
+
+def win_log():
+ win_size = next(win["size"] for win in windows if win["func"] == win_log)
+ offset = [0, 0]
+ winmap = ""
+ number_of_lines = 0
+ for line in world_data["log"]:
+ number_of_lines += math.ceil(len(line) / win_size[1])
+ padding_size = win_size[1] - (len(line) % win_size[1])
+ winmap += line + (padding_size * " ")
+ if number_of_lines < win_size[0]:
+ winmap = (" " * win_size[1] * (win_size[0] - number_of_lines)) + winmap
+ number_of_lines = win_size[0]
+ elif number_of_lines > win_size[0]:
+ offset[0] = number_of_lines - win_size[0]
+ winmap_size = [number_of_lines, win_size[1]]
+ return offset, winmap_size, winmap
def command_quit():
- exit()
+ io["file_out"].write("QUIT\n")
+ io["file_out"].flush()
+ raise SystemExit("Received QUIT command, forwarded to server, leaving.")
windows = [
- {"config": [1, 33], "func": foo},
- {"config": [-7, 33], "func": foo},
- {"config": [4, 16], "func": foo},
- {"config": [4, 16], "func": foo},
- {"config": [0, -34], "func": foo}
+ {"config": [1, 33], "func": win_info},
+ {"config": [-7, 33], "func": win_log},
+ {"config": [4, 16], "func": win_foo},
+ {"config": [4, 16], "func": win_foo},
+ {"config": [0, -34], "func": win_foo}
]
+io = {
+ "path_out": "server/in",
+ "path_in": "server/out",
+ "path_worldstate": "server/worldstate"
+}
commands = {
"Q": command_quit
}
+message_queue = {
+ "open_end": False,
+ "messages": []
+}
+world_data = {
+ "lifepoints": -1,
+ "log": [],
+ "satiation": -1,
+ "turn": -1
+}
sep_size = 1 # Width of inter-window borders and title bars.
stdscr = None
screen_size = [0,0]
-curses.wrapper(main)
+
+
+try:
+ if (not os.access(io["path_out"], os.F_OK)):
+ msg = "No server input file found at " + io["path_out"] + "."
+ raise SystemExit(msg)
+ io["file_out"] = open(io["path_out"], "a")
+ io["file_in"] = open(io["path_in"], "r")
+ curses.wrapper(cursed_main)
+except SystemExit as exit:
+ print("ABORTING: " + exit.args[0])
+except:
+ print("SOMETHING WENT WRONG IN UNEXPECTED WAYS")
+ raise
+finally:
+ if "file_out" in io:
+ io["file_out"].close()
+ if "file_in" in io:
+ io["file_in"].close()