using UnityEditor;
using UnityEditor.Build;
using UnityEditor.Build.Reporting;
using UnityEngine;
using UnityEditor.Callbacks;
using System.IO;
using Newtonsoft.Json;
namespace BITKit
{
    class BuildVersionProcessor : IPreprocessBuildWithReport
    {
        private bool autoIncreamentBuildVersion = true;

        public int callbackOrder { get { return 0; } }
        public void OnPreprocessBuild(BuildReport report)
        {
            //Debug.Log("MyCustomBuildProcessor.OnPreprocessBuild for target " + report.summary.platform + " at path " + report.summary.outputPath);
            if (autoIncreamentBuildVersion) { IncrementVersion(); }
        }

        [MenuItem("File/Manually Increment Build Version", priority = 1)]
        public static void ButtonIncrementVersion()
        {
            Debug.Log("Button Increment Version called.");
            IncrementVersion();
        }

        private static void IncrementVersion()
        {
            string versionCurrent = Application.version;
            string[] versionParts = versionCurrent.Split('.');

            if (versionParts != null && versionParts.Length > 0)
            {
                int versionIncremented = int.Parse(versionParts[versionParts.Length - 1]);
                versionIncremented += 1;
                versionParts[versionParts.Length - 1] = versionIncremented.ToString();
                PlayerSettings.bundleVersion = string.Join(".", versionParts);

                Debug.Log("Version:  " + versionCurrent + "  increased to:  " + PlayerSettings.bundleVersion);
            }
            else
            {
                Debug.Log("Version has no data, check Unity - Player Settings - Version, input box at top.");
            }
        }
    }
}