from prometheus_client import Gauge, Counter

# Application health and status metrics
APP_UP = Gauge(
    "app_up",
    "Indicates if the application is running (1) or shutting down (0)",
    ["pod_id"],
)

# Core labels for consistent metric labeling
CORE_LABELS = ["pod_id", "model_name", "pipeline_name"]

# Data processing metrics
LABORIOUS_DATA_WRITTEN_COUNT = Counter(
    "scouter_laborious_data_written_count",
    "Number of writings to the database table laborious_data",
    CORE_LABELS,
)

# Tag monitoring metrics
TAG_CHANGES_MONITOR = Gauge(
    "scouter_tag_changes_monitor",
    "Current value change of each tag",
    [*CORE_LABELS, "tag_name"],
)