from __future__ import annotations

import dataclasses
import sys
import tomllib
import typing

import cache

def main() -> None:
	planet_names = sys.argv[1:]
	planets = [Planet(fio_burn) for fio_burn in get_fio_burn(planet_names)]
	raw_materials: typing.Sequence[Material] = cache.get('https://rest.fnar.net/material/allmaterials')
	materials = {mat['Ticker']: mat for mat in raw_materials}

	target_days = float('inf')
	for planet in planets:
		vol_per_day = weight_per_day = 0
		for consumption in planet.net_consumption:
			ticker = consumption['MaterialTicker']
			vol_per_day += materials[ticker]['Volume'] * consumption['net_consumption']
			weight_per_day += materials[ticker]['Weight'] * consumption['net_consumption']
			days = planet.inventory.get(ticker, 0) / consumption['net_consumption']
			if days < target_days:
				target_days = days

		print(planet.name, f'consumes {vol_per_day:.1f}㎥, {weight_per_day:.1f}t per day')

	load_more = True
	optimal = dict.fromkeys(p.name for p in planets)
	target_days = round(target_days + 0.05, 1)
	while load_more:
		total_weight_used = total_volume_used = 0
		for planet in planets:
			buy, weight_used, volume_used = planet.buy_for_target(materials, target_days)
			total_weight_used += weight_used
			total_volume_used += volume_used
			if total_weight_used > 500 or total_volume_used > 500:
				load_more = False
				break
			optimal[planet.name] = buy
			target_days += 0.1
	print('supply for', round(target_days, 1), 'days')

	for planet in planets:
		print('\n' + planet.name)
		for consumption in planet.net_consumption:
			ticker = consumption['MaterialTicker']
			avail = planet.inventory.get(ticker, 0)
			daily_consumption = consumption['net_consumption']
			days = avail / daily_consumption
			print(f'{ticker:>3}: {avail:5d} ({daily_consumption:8.2f}/d) {days:4.1f} d', end='')
			if need := optimal[planet.name].get(ticker): # pyright: ignore[reportOptionalMemberAccess]
				print(f' | {need:8.1f}')
			else:
				print()

def get_fio_burn(planet_names: typing.Sequence[str]) -> typing.Iterator[FIOBurn]:
	with open('config.toml', 'rb') as f:
		config = tomllib.load(f)

	planets: list[FIOBurn] = cache.get('https://rest.fnar.net/fioweb/burn/user/' + config['username'],
			headers={'Authorization': config['fio_api_key']})
	for name in planet_names:
		name = name.casefold()
		for planet_data in planets:
			if name in (planet_data['PlanetName'].casefold(), planet_data['PlanetNaturalId'].casefold()):
				assert planet_data['Error'] is None
				yield planet_data
				break
		else:
			raise ValueError(name + ' not found')

class FIOBurn(typing.TypedDict):
	PlanetName: str
	PlanetNaturalId: str
	Error: typing.Any
	OrderConsumption: list[Amount]
	WorkforceConsumption: list[Amount]
	Inventory: list[Inventory]
	OrderProduction: list[Amount]

@dataclasses.dataclass(init=False, eq=False, slots=True)
class Planet:
	name: str
	inventory: dict[str, int]
	net_consumption: typing.Sequence[Amount]

	def __init__(self, fio_burn: FIOBurn) -> None:
		self.name = fio_burn['PlanetName'] or fio_burn['PlanetNaturalId']
		self.inventory = {item['MaterialTicker']: item['MaterialAmount'] for item in fio_burn['Inventory']}
		producing = {item['MaterialTicker']: item for item in fio_burn['OrderProduction']}
		self.net_consumption = []
		for c in fio_burn['OrderConsumption'] + fio_burn['WorkforceConsumption']:
			net = c['DailyAmount']
			if production := producing.get(c['MaterialTicker']):
				net -= production['DailyAmount']
				if net < 0:
					continue
			c['net_consumption'] = net
			self.net_consumption.append(c)

	def buy_for_target(self, materials: dict[str, Material], target_days: float) -> tuple[dict[str, float], float, float]:
		weight_used = volume_used = 0
		buy: dict[str, float] = {}
		for consumption in self.net_consumption:
			ticker = consumption['MaterialTicker']
			avail = self.inventory.get(ticker, 0)
			daily_consumption = consumption['net_consumption']
			days = avail / daily_consumption
			if days < target_days:
				buy[ticker] = (target_days - days) * daily_consumption
				weight_used += buy[ticker] * materials[ticker]['Weight']
				volume_used += buy[ticker] * materials[ticker]['Volume']
		return buy, weight_used, volume_used

class Amount(typing.TypedDict):
	MaterialTicker: str
	DailyAmount: float
	net_consumption: float

class Inventory(typing.TypedDict):
	MaterialTicker: str
	MaterialAmount: int

class Material(typing.TypedDict):
	Ticker: str
	Weight: float
	Volume: float

if __name__ == '__main__':
	main()