"""Costanti CFTC: ticker → contract_market_code per TFF e Disaggregated.

I codici CFTC (`cftc_contract_market_code`) sono pubblici e stabili nel tempo.
Riferimento: https://www.cftc.gov/MarketReports/CommitmentsofTraders/
"""
from __future__ import annotations

CFTC_BASE_URL = "https://publicreporting.cftc.gov/resource"
TFF_DATASET_ID = "gpe5-46if"
DISAGG_DATASET_ID = "72hh-3qpy"

# TFF: equity/financial. Mapping ticker → cftc_contract_market_code.
SYMBOL_TO_CFTC_CODE_TFF: dict[str, str] = {
    "ES": "13874A",   # E-mini S&P 500
    "NQ": "209742",   # E-mini Nasdaq-100
    "RTY": "239742",  # E-mini Russell 2000
    "ZN": "043602",   # 10-Year T-Note
    "ZB": "020601",   # 30-Year T-Bond
    "6E": "099741",   # Euro FX
    "6J": "097741",   # Japanese Yen
    "DX": "098662",   # US Dollar Index
}

# Disaggregated: commodities.
SYMBOL_TO_CFTC_CODE_DISAGG: dict[str, str] = {
    "CL": "067651",   # Crude Oil WTI
    "GC": "088691",   # Gold
    "SI": "084691",   # Silver
    "HG": "085692",   # Copper
    "ZW": "001602",   # Wheat
    "ZC": "002602",   # Corn
    "ZS": "005602",   # Soybeans
}

ALL_TFF_SYMBOLS: list[str] = list(SYMBOL_TO_CFTC_CODE_TFF.keys())
ALL_DISAGG_SYMBOLS: list[str] = list(SYMBOL_TO_CFTC_CODE_DISAGG.keys())