import requests
from public_data_sources import WORLD_BANK_BASE, INDICATORS

def fetch_world_bank_indicator(
    country="WLD",
    indicator="NY.GDP.MKTP.CD",
    year="2022"
):
    url = (
        f"{WORLD_BANK_BASE}/country/{country}/indicator/"
        f"{indicator}?format=json&per_page=1&date={year}"
    )

    try:
        response = requests.get(url, timeout=10)
        data = response.json()
        value = data[1][0]["value"]
        return value
    except Exception:
        return None


def fetch_macro_anchor():
    return {
        "global_gdp": fetch_world_bank_indicator(
            indicator=INDICATORS["GDP"]
        ),
        "global_inflation": fetch_world_bank_indicator(
            indicator=INDICATORS["INFLATION"]
        ),
        "population": fetch_world_bank_indicator(
            indicator=INDICATORS["POPULATION"]
        ),
    }