数据映射（Data Mapping）

from mirobody.pulse.theta.platform.indicator import StandardPulseData, StandardIndicator

data = StandardPulseData(
    indicator=StandardIndicator.HEART_RATE,
    value="72",
    start_time="2024-01-15T10:00:00Z",
    end_time="2024-01-15T10:00:00Z",
    source="garmin"
)

INDICATOR_MAPPING = {
    "daily_steps": StandardIndicator.DAILY_STEPS,
    "sleep_seconds": StandardIndicator.DAILY_SLEEP_DURATION,
    "resting_heart_rate": StandardIndicator.DAILY_HEART_RATE_RESTING,
}

def format_data(self, raw_data: Dict) -> List[StandardPulseData]:
    """Transform vendor data"""
    results = []
    
    for vendor_key, standard_indicator in INDICATOR_MAPPING.items():
        if vendor_key in raw_data:
            results.append(StandardPulseData(
                indicator=standard_indicator,
                value=str(raw_data[vendor_key]),
                start_time=raw_data["date"],
                end_time=raw_data["date"]
            ))
    
    return results

def format_sleep_data(self, sleep_response: Dict) -> List[StandardPulseData]:
    """Map nested sleep data"""
    results = []
    sleep_data = sleep_response.get("sleep", {})
    
    # Total sleep duration
    if "total_seconds" in sleep_data:
        results.append(StandardPulseData(
            indicator=StandardIndicator.DAILY_SLEEP_DURATION,
            value=str(sleep_data["total_seconds"] * 1000),  # Convert to ms
            start_time=sleep_data["start_time"],
            end_time=sleep_data["end_time"]
        ))
    
    # Sleep stages
    stages = sleep_data.get("stages", {})
    if "deep_seconds" in stages:
        results.append(StandardPulseData(
            indicator=StandardIndicator.DAILY_DEEP_SLEEP,
            value=str(stages["deep_seconds"] * 1000),
            start_time=sleep_data["start_time"],
            end_time=sleep_data["end_time"]
        ))
    
    return results

# Standard units: grams, milliseconds, meters
UNIT_CONVERSIONS = {
    "kg_to_grams": lambda x: x * 1000,
    "seconds_to_ms": lambda x: x * 1000,
    "minutes_to_ms": lambda x: x * 60 * 1000,
}

# Example
weight_kg = raw_data["weight"]
weight_grams = UNIT_CONVERSIONS["kg_to_grams"](weight_kg)