0ptr/nullptr/central_command.py
2024-01-16 19:13:10 +01:00

173 lines
4.7 KiB
Python

from nullptr.store import Store
from nullptr.models.ship import Ship
from nullptr.missions import create_mission, get_mission_class
from random import choice, randrange
from time import sleep
from threading import Thread
from nullptr.atlas_builder import AtlasBuilder
from nullptr.analyzer import Analyzer
class CentralCommandError(Exception):
pass
class CentralCommand:
def __init__(self, store, api):
self.missions = {}
self.stopping = False
self.store = store
self.analyzer = Analyzer(store)
self.api = api
self.atlas_builder = AtlasBuilder(store, api)
self.update_missions()
def get_ready_missions(self):
result = []
for ship, mission in self.missions.items():
if mission.is_ready():
result.append(ship)
return result
def single_step(self, ship):
if ship not in self.missions:
print('ship has no mission')
mission = self.missions[ship]
mission.step()
def tick(self):
self.update_missions()
missions = self.get_ready_missions()
if len(missions) == 0: return False
ship = choice(missions)
mission = self.missions[ship]
mission.step()
return True
def run_interactive(self):
print('auto mode. hit enter to stop')
t = Thread(target=self.wait_for_stop)
t.daemon = True
t.start()
self.run()
print('manual mode')
def wait_for_stop(self):
try:
input()
except EOFError:
pass
self.stopping = True
print('stopping...')
def run(self):
while not self.stopping:
did_step = True
request_counter = self.api.requests_sent
while request_counter == self.api.requests_sent and did_step:
did_step = self.tick()
if request_counter == self.api.requests_sent:
self.atlas_builder.do_work()
else:
pass # print('nowork')
self.store.flush()
sleep(0.5)
self.stopping = False
def stop(self):
self.stopping = True
def set_mission_param(self, ship, nm, val):
if ship not in self.missions:
print('set a mission for this ship first')
return
mission = self.missions[ship]
params = mission.params()
if not nm in params:
print(f'{nm} is not a valid param')
return
param = params[nm]
try:
parsed_val = param.parse(val, self.store)
except ValueError as e:
raise MissionError(e)
return
ship.set_mission_state(nm, parsed_val)
def smipa(self,s,n,v):
self.set_mission_param(s,n,v)
def update_missions(self):
for s in self.store.all(Ship):
if s.mission_status == 'done':
s.mission = None
if s.mission is None:
if s in self.missions:
self.stop_mission(s)
if s.mission is None:
self.assign_mission(s)
if s.mission is not None and s not in self.missions:
self.start_mission(s)
if s in self.missions:
m = self.missions[s]
def assign_mission(self, s):
if s.role == 'trader':
self.assign_trade(s)
elif s.role == 'probe':
self.assign_probe(s)
def assign_probe(self, s):
system = s.location.system
m = [m.waypoint for m in self.store.all_members(system, 'Marketplace')]
m = self.analyzer.solve_tsp(m)
hops = [w.symbol for w in m]
start_hop = randrange(0, len(hops))
print(f'Assigning {s} to probe {len(hops)} starting at {hops[start_hop]}')
self.init_mission(s, 'probe')
self.smipa(s, 'hops', hops)
self.smipa(s, 'next-hop', start_hop)
def assign_trade(self, s):
t = self.analyzer.find_trade(s.location.system)
if t is None:
print(f"No trade for {s} found. Idling")
self.init_mission(s,'idle')
self.smipa(s, 'seconds', 600)
return
print(f'assigning {s} to deliver {t.resource} from {t.source} to {t.dest} at a margin of {t.margin}')
self.init_mission(s, 'trade')
self.smipa(s, 'site', t.source)
self.smipa(s, 'dest', t.dest)
def init_mission(self, s, mtyp):
if mtyp == 'none':
s.mission_state = {}
s.mission_status = None
s.mission = None
return
try:
mclass = get_mission_class(mtyp)
except ValueError:
raise CentralCommandError('no such mission')
s.mission = mtyp
s.mission_status = 'init'
s.mission_state = {k: v.default for k,v in mclass.params().items()}
self.start_mission(s)
def restart_mission(self, s, status='init'):
if s not in self.missions:
raise CentralCommandError("no mission assigned")
s.mission_status = status
def start_mission(self, s):
mtype = s.mission
m = create_mission(mtype, s, self.store, self.api)
self.missions[s] = m
return m
def stop_mission(self, s):
if s in self.missions:
del self.missions[s]