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using System.IO;
using UnityEngine;
using UnityEditor;
using UnityEditor.iOS.Xcode;
using UnityEditor.Callbacks;
using System.Collections;

public class XcodeSettingsPostProcesser
{

    [PostProcessBuildAttribute (0)]
    public static void OnPostprocessBuild (BuildTarget buildTarget, string pathToBuiltProject)
    {

        // Stop processing if targe is NOT iOS
        if (buildTarget != BuildTarget.iOS)
            return; 

        // Initialize PbxProject
        var projectPath = pathToBuiltProject + "/Unity-iPhone.xcodeproj/project.pbxproj";
        PBXProject pbxProject = new PBXProject ();
        pbxProject.ReadFromFile (projectPath);
        string targetGuid = pbxProject.TargetGuidByName ("Unity-iPhone");

        // Sample of adding build property
        pbxProject.AddBuildProperty(targetGuid, "OTHER_LDFLAGS", "-all_load");

        // Sample of setting build property
        pbxProject.SetBuildProperty(targetGuid, "ENABLE_BITCODE", "NO");

        // Sample of update build property
        pbxProject.UpdateBuildProperty(targetGuid, "OTHER_LDFLAGS", new string[]{"-ObjC"}, new string[]{"-weak_framework"});

        // Sample of adding REQUIRED framwrok
        pbxProject.AddFrameworkToProject(targetGuid, "Security.framework", false);

        // Sample of adding OPTIONAL framework
        pbxProject.AddFrameworkToProject(targetGuid, "SafariServices.framework", true);

        // Sample of setting compile flags
        var guid = pbxProject.FindFileGuidByProjectPath("Classes/UI/Keyboard.mm");
        var flags = pbxProject.GetCompileFlagsForFile(targetGuid, guid);
        flags.Add("-fno-objc-arc");
        pbxProject.SetCompileFlagsForFile(targetGuid, guid, flags);

        // Apply settings
        File.WriteAllText (projectPath, pbxProject.WriteToString ());

        // Samlpe of editing Info.plist
        var plistPath = Path.Combine (pathToBuiltProject, "Info.plist");
        var plist = new PlistDocument ();
        plist.ReadFromFile (plistPath);

        // Add string setting
        plist.root.SetString ("hogehogeId", "dummyid");

        // Add URL Scheme
        var array = plist.root.CreateArray ("CFBundleURLTypes");
        var urlDict = array.AddDict ();
        urlDict.SetString ("CFBundleURLName", "hogehogeName");
        var urlInnerArray = urlDict.CreateArray ("CFBundleURLSchemes");
        urlInnerArray.AddString ("hogehogeValue");

        // Apply editing settings to Info.plist
        plist.WriteToFile (plistPath);
    }
}