using System;
using StardewModdingAPI.Events;

namespace StardewModdingAPI
{
    /// <summary>Provides simplified APIs for writing mods.</summary>
    public interface IModHelper
    {
        /*********
        ** Accessors
        *********/
        /// <summary>The full path to the mod's folder.</summary>
        string DirectoryPath { get; }

        /// <summary>Manages access to events raised by SMAPI, which let your mod react when something happens in the game.</summary>
        IModEvents Events { get; }

        /// <summary>An API for managing console commands.</summary>
        ICommandHelper ConsoleCommands { get; }

        /// <summary>An API for loading content assets from the game's <c>Content</c> folder or using the <see cref="IModEvents.Content"/> events.</summary>
        IGameContentHelper GameContent { get; }

        /// <summary>An API for loading content assets from your mod's files.</summary>
        /// <remarks>This API is intended for reading content assets from the mod files (like game data, images, etc); see also <see cref="Data"/> which is intended for persisting internal mod data.</remarks>
        IModContentHelper ModContent { get; }

        /// <summary>An API for loading content assets.</summary>
        [Obsolete($"Use {nameof(IGameContentHelper)} or {nameof(IModContentHelper)} instead.")]
        IContentHelper Content { get; }

        /// <summary>An API for managing content packs.</summary>
        IContentPackHelper ContentPacks { get; }

        /// <summary>An API for reading and writing persistent mod data.</summary>
        /// <remarks>This API is intended for persisting internal mod data; see also <see cref="ModContent"/> which is intended for reading content assets (like game data, images, etc).</remarks>
        IDataHelper Data { get; }

        /// <summary>An API for checking and changing input state.</summary>
        IInputHelper Input { get; }

        /// <summary>Simplifies access to private game code.</summary>
        IReflectionHelper Reflection { get; }

        /// <summary>Metadata about loaded mods.</summary>
        IModRegistry ModRegistry { get; }

        /// <summary>Provides multiplayer utilities.</summary>
        IMultiplayerHelper Multiplayer { get; }

        /// <summary>Provides translations stored in the mod's <c>i18n</c> folder, with one file per locale (like <c>en.json</c>) containing a flat key => value structure. Translations are fetched with locale fallback, so missing translations are filled in from broader locales (like <c>pt-BR.json</c> &lt; <c>pt.json</c> &lt; <c>default.json</c>).</summary>
        ITranslationHelper Translation { get; }


        /*********
        ** Public methods
        *********/
        /****
        ** Mod config file
        ****/
        /// <summary>Read the mod's configuration file (and create it if needed).</summary>
        /// <typeparam name="TConfig">The config class type. This should be a plain class that has public properties for the settings you want. These can be complex types.</typeparam>
        TConfig ReadConfig<TConfig>() where TConfig : class, new();

        /// <summary>Save to the mod's configuration file.</summary>
        /// <typeparam name="TConfig">The config class type.</typeparam>
        /// <param name="config">The config settings to save.</param>
        void WriteConfig<TConfig>(TConfig config) where TConfig : class, new();
    }
}