using System;
using System.Collections.Generic;

namespace IdleSpectator;

public sealed class DiscreteEventEntry
{
    public string Id = "";
    public float EventStrength = 50f;
    public string Category = "Event";
    public InterestOwnership OwnsCamera = InterestOwnership.Signal;
    public bool CreatesInterest = true;
    public string LabelTemplate = "{id}";
    public bool IsFallback;

    public string MakeLabel(string a, string b)
    {
        string template = string.IsNullOrEmpty(LabelTemplate) ? "{id}" : LabelTemplate;
        return template
            .Replace("{id}", Id ?? "")
            .Replace("{a}", a ?? "")
            .Replace("{b}", b ?? "");
    }
}

/// <summary>Authored discrete relationship lifecycle events (not a live asset library).</summary>
public static class RelationshipEventCatalog
{
    private static readonly Dictionary<string, DiscreteEventEntry> Entries =
        new Dictionary<string, DiscreteEventEntry>(StringComparer.OrdinalIgnoreCase);

    static RelationshipEventCatalog()
    {
        Add("set_lover", 72f, "Relationship", InterestOwnership.Signal, "Lovers: {a} + {b}");
        Add("clear_lover", 55f, "Relationship", InterestOwnership.Signal, "Lover parted: {a}");
        Add("add_child", 68f, "Relationship", InterestOwnership.Signal, "New child: {a} + {b}");
        Add("new_family", 70f, "Relationship", InterestOwnership.Signal, "New family: {a}");
        Add("family_removed", 50f, "Relationship", InterestOwnership.Ambient, "Family ended: {a}");
        Add("find_lover", 45f, "Relationship", InterestOwnership.Ambient, "Seeking a lover: {a}");
        Add("family_group_new", 60f, "Relationship", InterestOwnership.Signal, "Family pack forms: {a}");
        Add("family_group_join", 48f, "Relationship", InterestOwnership.Ambient, "Joins family pack: {a}");
        Add("family_group_leave", 48f, "Relationship", InterestOwnership.Ambient, "Leaves family pack: {a}");
        Add("baby_created", 70f, "Relationship", InterestOwnership.Signal, "Baby born: {a}");
    }

    private static void Add(
        string id,
        float strength,
        string category,
        InterestOwnership owns,
        string label)
    {
        Entries[id] = new DiscreteEventEntry
        {
            Id = id,
            EventStrength = strength,
            Category = category,
            OwnsCamera = owns,
            CreatesInterest = true,
            LabelTemplate = label
        };
    }

    public static IEnumerable<string> AuthoredIds => Entries.Keys;

    public static bool HasAuthored(string id) =>
        !string.IsNullOrEmpty(id) && Entries.ContainsKey(id.Trim());

    public static DiscreteEventEntry GetOrFallback(string id)
    {
        if (!string.IsNullOrEmpty(id) && Entries.TryGetValue(id.Trim(), out DiscreteEventEntry entry))
        {
            return entry;
        }

        string key = string.IsNullOrEmpty(id) ? "unknown" : id.Trim();
        return new DiscreteEventEntry
        {
            Id = key,
            EventStrength = 40f,
            Category = "Relationship",
            OwnsCamera = InterestOwnership.Ambient,
            LabelTemplate = "{id}: {a}",
            IsFallback = true
        };
    }
}