"""Reproduce declared scenarios. No live quotes or tax calculations."""
import json, csv, hashlib, sys
from decimal import Decimal as D
from pathlib import Path

base=Path(sys.argv[1] if len(sys.argv)>1 else '.')
hashes=json.loads((base/'input-sha256.json').read_text())
for name,digest in hashes.items():
    if hashlib.sha256((base/name).read_bytes()).hexdigest()!=digest:
        raise ValueError('Input checksum mismatch: '+name)
x=json.loads((base/'inputs.json').read_text())
fees=[]
for target in x['fee_targets_ltc']:
    for size in x['charged_vbytes']:
        rate=D(target)*D(100000000)/D(size)
        fees.append({'target_ltc_per_block':target,'charged_vbytes':size,'litoshis_per_vbyte':str(rate)})
inventory=D('0');ledger=[]
for entry in x['ledger']:
    inventory+=D(entry['ltc_delta'])
    ledger.append({**entry,'inventory_after_ltc':str(inventory)})
result={'kind':'synthetic scenarios, not observations or tax returns', 'fee_rows':fees,
        'ledger':ledger,'ending_ltc':str(inventory),'fee_ltc':str(-sum((D(e['ltc_delta']) for e in x['ledger'] if e['kind']=='network_fee'),D(0)))}
print(json.dumps(result,indent=2))