using UnityEngine;

namespace ProjectM.Client
{
    /// <summary>
    /// Live-tunable knobs for the client-only AMBIENT LIFE slice (Phase 1.5b bundle 4: fleeing critters +
    /// weather beats — cloud-shadow drifts + Blight lightning). Static bridge (mirrors <see cref="DecalConfig"/> /
    /// <see cref="WorldFeelConfig"/>) so values can be poked at runtime via MCP execute_code without a recompile.
    /// Read ONLY by <see cref="AmbientLifeSystem"/> (managed, main-thread). NEVER read from a [BurstCompile] system.
    /// <see cref="ResetDefaults"/> re-stamps on play-enter via [RuntimeInitializeOnLoadMethod] (statics survive
    /// fast-enter-playmode reloads). All effects are cosmetic + observe-only — zero netcode.
    /// </summary>
    public static class AmbientLifeConfig
    {
        /// <summary>Master gate for every ambient-life effect.</summary>
        public static bool Enabled;

        // ---- fleeing critters (ground bugs + a few birds) ----
        /// <summary>Master gate for the critter pool.</summary>
        public static bool CrittersEnabled;
        /// <summary>Live critters maintained near the camera.</summary>
        public static int CritterCount;
        /// <summary>Radius (world u) around the camera critters live in; past it they recycle to the ring edge.</summary>
        public static float CritterRadius;
        /// <summary>A critter within this distance of the local player DARTS away (the scatter beat).</summary>
        public static float CritterFleeRadius;
        /// <summary>Idle wander speed (u/s).</summary>
        public static float CritterIdleSpeed;
        /// <summary>Flee dart speed (u/s) when the player is close.</summary>
        public static float CritterFleeSpeed;
        /// <summary>Fraction of the pool that are BIRDS (airborne, faster, flee upward) vs ground bugs.</summary>
        public static float BirdFraction;

        // ---- cloud-shadow drifts ----
        /// <summary>Master gate for drifting cloud shadows.</summary>
        public static bool CloudsEnabled;
        /// <summary>Number of soft dark shadow discs drifting across the ground near the camera.</summary>
        public static int CloudCount;
        /// <summary>Shadow disc radius (world u).</summary>
        public static float CloudSize;
        /// <summary>Peak shadow opacity (alpha).</summary>
        public static float CloudAlpha;
        /// <summary>Drift speed (u/s) across the ground.</summary>
        public static float CloudDriftSpeed;

        // ---- Blight lightning flicker (Blight-biome only) ----
        /// <summary>Master gate for the Blight lightning beat.</summary>
        public static bool LightningEnabled;
        /// <summary>Min / max seconds between lightning strikes.</summary>
        public static float LightningMinInterval;
        public static float LightningMaxInterval;
        /// <summary>Peak flash directional-light intensity.</summary>
        public static float LightningIntensity;
        /// <summary>Flash tint (cool blight white-purple).</summary>
        public static Color LightningColor;
        /// <summary>Thunder SFX volume (delayed after the flash).</summary>
        public static float ThunderVolume;

        [RuntimeInitializeOnLoadMethod(RuntimeInitializeLoadType.SubsystemRegistration)]
        public static void ResetDefaults()
        {
            Enabled = true;

            CrittersEnabled = true;
            CritterCount = 10;
            CritterRadius = 22f;
            CritterFleeRadius = 4f;
            CritterIdleSpeed = 0.6f;
            CritterFleeSpeed = 6f;
            BirdFraction = 0.25f;

            CloudsEnabled = true;
            CloudCount = 3;
            CloudSize = 18f;
            CloudAlpha = 0.20f;
            CloudDriftSpeed = 1.6f;

            LightningEnabled = true;
            LightningMinInterval = 6f;
            LightningMaxInterval = 16f;
            LightningIntensity = 2.4f;
            LightningColor = new Color(0.75f, 0.7f, 1f);
            ThunderVolume = 0.45f;
        }
    }
}