using Content.Shared.FixedPoint;
using Content.Shared.Store;
using Robust.Shared.Audio;
using Robust.Shared.Map;
using Robust.Shared.Serialization.TypeSerializers.Implementations.Custom.Prototype;
using Robust.Shared.Serialization.TypeSerializers.Implementations.Custom.Prototype.Dictionary;
using Robust.Shared.Serialization.TypeSerializers.Implementations.Custom.Prototype.Set;

namespace Content.Server.Store.Components;

/// <summary>
/// This component manages a store which players can use to purchase different listings
/// through the ui. The currency, listings, and categories are defined in yaml.
/// </summary>
[RegisterComponent]
public sealed partial class StoreComponent : Component
{
    /// <summary>
    /// The default preset for the store. Is overriden by default values specified on the component.
    /// </summary>
    [DataField("preset", customTypeSerializer: typeof(PrototypeIdSerializer<StorePresetPrototype>))]
    public string? Preset;

    /// <summary>
    /// All the listing categories that are available on this store.
    /// The available listings are partially based on the categories.
    /// </summary>
    [DataField("categories", customTypeSerializer: typeof(PrototypeIdHashSetSerializer<StoreCategoryPrototype>))]
    public HashSet<string> Categories = new();

    /// <summary>
    /// The total amount of currency that can be used in the store.
    /// The string represents the ID of te currency prototype, where the
    /// float is that amount.
    /// </summary>
    [ViewVariables(VVAccess.ReadWrite), DataField("balance", customTypeSerializer: typeof(PrototypeIdDictionarySerializer<FixedPoint2, CurrencyPrototype>))]
    public Dictionary<string, FixedPoint2> Balance = new();

    /// <summary>
    /// The list of currencies that can be inserted into this store.
    /// </summary>
    [ViewVariables(VVAccess.ReadOnly), DataField("currencyWhitelist", customTypeSerializer: typeof(PrototypeIdHashSetSerializer<CurrencyPrototype>))]
    public HashSet<string> CurrencyWhitelist = new();

    /// <summary>
    /// The person who "owns" the store/account. Used if you want the listings to be fixed
    /// regardless of who activated it. I.E. role specific items for uplinks.
    /// </summary>
    [ViewVariables(VVAccess.ReadWrite)]
    public EntityUid? AccountOwner = null;

    /// <summary>
    /// All listings, including those that aren't available to the buyer
    /// </summary>
    public HashSet<ListingData> Listings = new();

    /// <summary>
    /// All available listings from the last time that it was checked.
    /// </summary>
    [ViewVariables]
    public HashSet<ListingData> LastAvailableListings = new();

    /// <summary>
    ///     All current entities bought from this shop. Useful for keeping track of refunds and upgrades.
    /// </summary>
    [ViewVariables, DataField]
    public List<EntityUid> BoughtEntities = new();

    /// <summary>
    ///     The total balance spent in this store. Used for refunds.
    /// </summary>
    [ViewVariables, DataField]
    public Dictionary<string, FixedPoint2> BalanceSpent = new();

    /// <summary>
    ///     Controls if the store allows refunds
    /// </summary>
    [ViewVariables, DataField]
    public bool RefundAllowed;

    /// <summary>
    ///     The map the store was originally from, used to block refunds if the map is changed
    /// </summary>
    [DataField]
    public EntityUid? StartingMap;

    #region audio
    /// <summary>
    /// The sound played to the buyer when a purchase is succesfully made.
    /// </summary>
    [DataField("buySuccessSound")]
    public SoundSpecifier BuySuccessSound = new SoundPathSpecifier("/Audio/Effects/kaching.ogg");
    #endregion
}

/// <summary>
/// Event that is broadcast when a store is added to an entity
/// </summary>
[ByRefEvent]
public readonly record struct StoreAddedEvent;
/// <summary>
/// Event that is broadcast when a store is removed from an entity
/// </summary>
[ByRefEvent]
public readonly record struct StoreRemovedEvent;

/// <summary>
///     Broadcast when an Entity with the <see cref="StoreRefundComponent"/> is deleted
/// </summary>
[ByRefEvent]
public readonly struct RefundEntityDeletedEvent
{
    public EntityUid Uid { get; }

    public RefundEntityDeletedEvent(EntityUid uid)
    {
        Uid = uid;
    }
}