using NodaTime;
using Prometheus;

namespace Catalogger.Backend;

public static class CataloggerMetrics
{
    public static Instant Startup { get; set; }

    public static readonly Gauge MessagesReceived =
        Metrics.CreateGauge("catalogger_received_messages", "Number of messages Catalogger has received");

    public static long MessageRateMinute { get; set; }

    public static readonly Gauge GuildsCached =
        Metrics.CreateGauge("catalogger_cache_guilds", "Number of guilds in the cache");

    public static readonly Gauge ChannelsCached =
        Metrics.CreateGauge("catalogger_cache_channels", "Number of channels in the cache");

    public static readonly Gauge UsersCached =
        Metrics.CreateGauge("catalogger_cache_users", "Number of users in the cache");

    public static readonly Gauge MessagesStored =
        Metrics.CreateGauge("catalogger_stored_messages", "Number of users in the cache");

    public static readonly Summary MetricsCollectionTime =
        Metrics.CreateSummary("catalogger_time_metrics", "Time it took to collect metrics");

    public static Gauge ProcessPhysicalMemory =>
        Metrics.CreateGauge("catalogger_process_physical_memory", "Process physical memory");

    public static Gauge ProcessVirtualMemory =>
        Metrics.CreateGauge("catalogger_process_virtual_memory", "Process virtual memory");

    public static Gauge ProcessPrivateMemory =>
        Metrics.CreateGauge("catalogger_process_private_memory", "Process private memory");

    public static Gauge ProcessThreads => Metrics.CreateGauge("catalogger_process_threads", "Process thread count");

    public static Gauge ProcessHandles => Metrics.CreateGauge("catalogger_process_handles", "Process handle count");
}