using UnityEngine;
using UnityEditor;
using UnityEditor.Callbacks;
using System.IO;
using System.Collections;
#if UNITY_EDITOR_OSX
using UnityEditor.iOS.Xcode;

public class GrpcBuildPostProcess
{

    [PostProcessBuild]
    public static void OnPostprocessBuild(BuildTarget buildTarget, string path)
    {
        if (buildTarget == BuildTarget.iOS)
        {
            /* .xcodeproj/project.pbxproj */

            //Get path to the PBX project
            string projPath = path + "/Unity-iPhone.xcodeproj/project.pbxproj";

            //Read the pbx project
            PBXProject proj = new PBXProject();
            proj.ReadFromString(File.ReadAllText(projPath));

            //Get the build target
            string target = proj.TargetGuidByName("Unity-iPhone");

            //set ENABLE_BITCODE to false (this shouldn't be required in Unity 5.2+)
            proj.SetBuildProperty(target, "ENABLE_BITCODE", "No");

            //Add libz.dylib
            string name = proj.AddFile("/usr/lib/libz.dylib", "Frameworks/libz.dylib", PBXSourceTree.Source);
            proj.AddFileToBuild(target, name);
            //proj.AddFrameworkToProject(target, "/usr/lib/libz.dylib", false);

            //Write back out the PBX project
            File.WriteAllText(projPath, proj.WriteToString());

            /* Info.plist */

            // Read the Info.plist file
            string plistPath = path + "/Info.plist";
            PlistDocument plist = new PlistDocument();
            plist.ReadFromString(File.ReadAllText(plistPath));

            // Get root of plist
            PlistElementDict rootDict = plist.root;
            //Set Requires full screen = true. This was needed only with Xcode 9.
            rootDict.SetBoolean("UIRequiresFullScreen", true);
            //Adding background modes for remote notification (For Push notifications - OneSignal)
            var bgModes = rootDict.CreateArray("UIBackgroundModes");
            bgModes.AddString("remote-notification");

            //Write out the Info.plist file
            plist.WriteToFile(plistPath);
        }

    }
}
#endif