using System;
using UnityEngine;

namespace UnityEditor.AddressableAssets.Build
{
    /// <summary>
    /// Contains information about the status of the build.
    /// </summary>
    public class AddressableAssetBuildResult : IDataBuilderResult
    {
        /// <summary>
        /// Duration of build, in seconds.
        /// </summary>
        public double Duration { get; set; }
        /// <summary>
        /// The number of addressable assets contained in the build.
        /// </summary>
        public int LocationCount { get; set; }
        /// <summary>
        /// Error that caused the build to fail.
        /// </summary>
        public string Error { get; set; }
        /// <summary>
        /// Path of runtime settings file
        /// </summary>
        public string OutputPath { get; set; }
        /// <summary>
        /// Registry of files created during the build
        /// </summary>
        public FileRegistry FileRegistry { get; set; }

        /// <summary>
        /// Helper method to create the desired result of a data builder.  This should always be used to create the build result
        ///  with additional details added as needed.  The Result.Duration should always be set at the end of the build
        ///  script in the non-error scenario.
        /// </summary>
        /// <param name="settingsPath">Path to the settings.json file (name may not always match that exactly) generated by this build</param>
        /// <param name="locCount">Number of locations created by this build</param>
        /// <param name="err">Error string if there were problems with the build.  Defaults to empty</param>
        /// <typeparam name="TResult">The actual build result created</typeparam>
        /// <returns></returns>
        public static TResult CreateResult<TResult>(string settingsPath, int locCount, string err = "") where TResult : IDataBuilderResult
        {
            var opResult = Activator.CreateInstance<TResult>();
            opResult.OutputPath = settingsPath;
            opResult.Duration = 0;
            opResult.Error = err;
            opResult.LocationCount = locCount;
            return opResult;
        }
    }

    /// <summary>
    /// Build result for entering play mode in the editor.
    /// </summary>
    [Serializable]
    public class AddressablesPlayModeBuildResult : AddressableAssetBuildResult
    {
    }

    /// <summary>
    /// Build result for building the player.
    /// </summary>
    public class AddressablesPlayerBuildResult : AddressableAssetBuildResult
    {
    }
}