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main.py
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main.py
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from datetime import datetime, timedelta
import threading
import signal
import json
import time
import ast
import sys
import os
import globals
import utils
from managers import info_manager, \
flyby_manager, \
map_manager, \
tle_manager, \
decode_manager, \
logging_manager, \
status_manager, \
rotator_manager,\
radar_manager,\
api_manager
threads = []
start_date = datetime.now()
def draw_board(table_name, drawing_settings, vertical_offset):
print('\033[H', end='', flush=True)
#print(vertical_offset)
print(f'\033[{vertical_offset};0H', end='', flush=True)
#time.sleep(1)
term_width = globals.WIDTH
width = globals.WIDTH
max_height = os.get_terminal_size().lines
if max_height / width < 0.35:
width = int(max_height/0.4)
if table_name == 'map':
sat_file = ast.literal_eval(utils.read_file('config/tle.json'))
sats = tle_manager.read_tle(sat_file)
table, height = map_manager.draw_box(satellites=sats,
drawing_settings=drawing_settings,
width=width,
padding=globals.PADDING)
elif table_name == 'flyby':
sat_file = ast.literal_eval(utils.read_file('config/tle.json'))
sats = tle_manager.read_tle(sat_file)
hours = int(json.loads(utils.read_file('config/setup.json'))["drawing_settings"]["flyby_config"]['hours_ahead'])
angle = int(
json.loads(utils.read_file('config/setup.json'))["drawing_settings"]["flyby_config"]['minimal_angle'])
amount = int(
json.loads(utils.read_file('config/setup.json'))["drawing_settings"]["flyby_config"]['display_amount'])
filtered_list = flyby_manager.get_flyby_filtered_list(sats, datetime.utcnow(),
datetime.utcnow() + timedelta(hours=hours), angle)
table, height = flyby_manager.draw_box(filtered_list, amount,
drawing_settings=drawing_settings,
width=width,
padding=globals.PADDING)
elif table_name == 'radar':
if term_width - width > 40:
sat_file = ast.literal_eval(utils.read_file('config/tle.json'))
sats = tle_manager.read_tle(sat_file)
table, height = radar_manager.draw_box(sats=sats,
padding=(width+5, globals.PADDING),
width=term_width - width - 20,
drawing_settings=drawing_settings)
else:
table = ''
height = 0
elif table_name == 'info':
sat_file = ast.literal_eval(utils.read_file('config/tle.json'))
sats = tle_manager.read_tle(sat_file)
table, height = info_manager.draw_box(sats,
drawing_settings=drawing_settings,
width=width,
padding=globals.PADDING)
elif table_name == 'status':
table, height = status_manager.draw_box(drawing_settings=drawing_settings,
width=width,
padding=globals.PADDING)
else:
raise Exception("module does not exist")
sys.stdout.write(table)
return height
def manage_tle():
if json.loads(utils.read_file('config/setup.json'))["tle_update"]['update'] is True:
interval = float(json.loads(utils.read_file('config/setup.json'))["tle_update"]['update_interval'])
pre_sat_file = ast.literal_eval(utils.read_file('config/tle.json'))
tle_update_manager_thread = threading.Thread(target=tle_manager.tle_update_manager, daemon=True,
args=(interval, pre_sat_file,))
threads.append(tle_update_manager_thread)
tle_update_manager_thread.start()
def draw_boards(drawing_settings):
os.system('clear')
if os.get_terminal_size().columns < 100:
print("the terminal must be at least 50 columns long to be able to draw the contents. the program will run in the background anyway")
else:
schedule = {key: {"offset": 0, "timeout": globals.BOARDS[key]} for key in globals.BOARDS}
heights = [globals.PADDING,]
for key, val in globals.BOARDS.items():
height = draw_board(key, drawing_settings=drawing_settings, vertical_offset=heights[-1])
height_sum = heights[-1] + height
schedule[key]["offset"] = heights[-1]
heights.append(height_sum)
return schedule
def manage_box_drawing(drawing_settings):
timeouts_load = json.loads(utils.read_file('config/setup.json'))["console_update"]
timeouts = dict(timeouts_load).copy()
last_width = os.get_terminal_size().columns
schedule = draw_boards(drawing_settings)
tick = float(json.loads(utils.read_file('config/setup.json'))["tick_speed"])
draw_count = 0
redraw_amount = int(json.loads(utils.read_file('config/setup.json'))["redraw_map_amount"])
while True:
#input()
time.sleep(tick)
globals.WIDTH = os.get_terminal_size().columns
if last_width != globals.WIDTH:
schedule = draw_boards(drawing_settings)
last_width = os.get_terminal_size().columns
for key in timeouts:
timeouts[key] = timeouts[key] - tick
if timeouts[key] <= 0:
if os.get_terminal_size().columns > 100:
draw_board(key, drawing_settings=drawing_settings, vertical_offset=schedule[key]['offset'])
timeouts[key] = timeouts_load[key]
else:
draw_boards(drawing_settings)
draw_count += 1
if draw_count >= redraw_amount:
schedule = draw_boards(drawing_settings)
last_width = os.get_terminal_size().columns
draw_count = 0
def manage_decode():
if json.loads(utils.read_file('config/setup.json'))["decode_settings"]['decode'] is True:
sat_file = ast.literal_eval(utils.read_file('config/tle.json'))
sats = tle_manager.read_tle(sat_file)
delete_temp = bool(json.loads(utils.read_file('config/setup.json'))["decode_settings"]['delete_temp_files'])
temp = str(json.loads(utils.read_file('config/setup.json'))["decode_settings"]['decode_temp_path'])
output = str(json.loads(utils.read_file('config/setup.json'))["decode_settings"]['output_dir_path'])
hours = int(json.loads(utils.read_file('config/setup.json'))["drawing_settings"]["flyby_config"]['hours_ahead'])
angle = int(
json.loads(utils.read_file('config/setup.json'))["drawing_settings"]["flyby_config"]['minimal_angle'])
tle_update_manager_thread = threading.Thread(target=decode_manager.decode_manager, daemon=True,
kwargs={'sats': sats,
"t_in": datetime.utcnow(),
"t_out": datetime.utcnow() + timedelta(hours=hours),
"angle": angle,
'delete_temp': delete_temp,
'temp': temp,
'output': output})
threads.append(tle_update_manager_thread)
tle_update_manager_thread.start()
def manage_api():
if json.loads(utils.read_file('config/setup.json'))["api_settings"]['use_api'] is True:
api_manager_thread = threading.Thread(target=api_manager.start_api, daemon=True)
threads.append(api_manager_thread)
api_manager_thread.start()
def manage_rotator():
if json.loads(utils.read_file('config/setup.json'))["decode_settings"]['use_rotator'] is True:
rotator_manager_thread = threading.Thread(target=rotator_manager.tcp_manager, daemon=True)
threads.append(rotator_manager_thread)
rotator_manager_thread.start()
def program_exit(signum, frame):
os.system('clear')
sys.stdout.write("\033[?25h")
print(f"SAT SYSTEM started on {start_date} and ended on {datetime.now()}")
sys.exit()
def main():
print('\033[?25l', end="")
globals.LOGGER = logging_manager.manage_logging()
manage_api()
manage_tle()
manage_decode()
manage_rotator()
signal.signal(signal.SIGINT, program_exit)
manage_box_drawing(globals.ANSI_DRAWING_SETTINGS)
if __name__ == '__main__':
main()