using System;
#if UNITY_IOS
using UnityEditor.iOS.Xcode;
#endif

using System.IO;
using UnityEditor;
using UnityEditor.Callbacks;
using UnityEngine;
using static RocketGMAppsFlyer.RocGMAppsFlyerController;


namespace RocketGMAdjust.Editor
{
	public class RocAppsFlyerGMBuildInjector
    {
		private const string _defaultTargetName = "Unity-iPhone";

		[PostProcessBuild(1000)]
		public static void OnPostprocessBuild(BuildTarget buildTarget, string path)
		{
#if UNITY_IOS


			if (buildTarget != BuildTarget.iOS) return;

			var projPath = PBXProject.GetPBXProjectPath(path);
			var xcodeProject = new PBXProject();
			xcodeProject.ReadFromFile(projPath);

			Debug.Log(string.Format("PBX Project path: {0}", (object) projPath));
#if UNITY_2019_3_OR_NEWER
			var targetGuid = xcodeProject.GetUnityMainTargetGuid();
#else
            var targetGuid = xcodeProject.TargetGuidByName(_defaultTargetName);
#endif

			Debug.Log(string.Format("Target GUID: {0}", targetGuid));
			try
			{
				Debug.Log("Trying to ad AdSupport.framework to the Xcode project.");
				xcodeProject.AddFrameworkToProject(targetGuid, "AdSupport.framework", true);
				
				// Forcing another write to file operation just to make sure it is not producing exceptions.
				xcodeProject.WriteToFile(projPath);
			}
			catch (Exception exception)
			{
				Debug.LogError($"Failed to add AdSupport.framework to the Xcode project, the reason was: {exception.Message}");
			}
			
		    xcodeProject.SetBuildProperty(targetGuid, "SWIFT_VERSION", "5.0");
		    xcodeProject.WriteToFile(projPath);

            var entitlementsFilePath = GetEntitlementsPath(path, xcodeProject, targetGuid, _defaultTargetName);

#if UNITY_2019_3_OR_NEWER
		    var capabilityManager =
		        new ProjectCapabilityManager(projPath, entitlementsFilePath, _defaultTargetName, targetGuid);
#else
            var capabilityManager = new ProjectCapabilityManager(projPath, entitlementsFilePath, _defaultTargetName);
#endif		    

            // Get plist
            string plistPath = string.Format("{0}{1}Info.plist", path, Path.DirectorySeparatorChar);
			PlistDocument plist = new PlistDocument();
			plist.ReadFromString(File.ReadAllText(plistPath));

			// Get root
			PlistElementDict rootDict = plist.root;

		    PlistElement bundleUrlTypeElement = rootDict["CFBundleURLTypes"];
		    var bundleUrlTypes = bundleUrlTypeElement == null ? rootDict.CreateArray("CFBundleURLTypes") : bundleUrlTypeElement.AsArray();

		    //URL SCHEMES
		    var bundleUrlTypeDict = bundleUrlTypes.AddDict();
		    bundleUrlTypeDict["CFBundleURLName"] = new PlistElementString(PlayerSettings.applicationIdentifier);
		    var schemeArray = bundleUrlTypeDict.CreateArray("CFBundleURLSchemes");

            using (StreamReader r = new StreamReader(Application.dataPath + "/RocketGames/RocGMAppsFlyerSdkConfig.txt"))
			{
				string json = r.ReadToEnd();
			    AppsFlyerUniversalLinkingConfig networkConfig = JsonUtility.FromJson<AppsFlyerUniversalLinkingConfig>(json);

			    schemeArray.AddString(networkConfig.SubDomain);
                capabilityManager.AddAssociatedDomains(new[] { "applinks:" + networkConfig.Domain });
            }
            
            //SKAN postback copies
            rootDict.SetString("NSAdvertisingAttributionReportEndpoint", "https://appsflyer-skadnetwork.com/");

			// Write to file
			File.WriteAllText(plistPath, plist.WriteToString());
            capabilityManager.WriteToFile();
#endif

        }

#if UNITY_IOS
        // Returns exisiting file if found, otherwises provides a default name to use
        private static string GetEntitlementsPath(string path, PBXProject project, string targetGUID, string targetName)
        {

            // Check if there is already an eltitlements file configured in the Xcode project
#if UNITY_2018_2_OR_NEWER
            var relativeEntitlementPath = project.GetBuildPropertyForConfig(targetGUID, "CODE_SIGN_ENTITLEMENTS");
            if (relativeEntitlementPath != null)
            {
                var entitlementPath = path + Path.DirectorySeparatorChar + relativeEntitlementPath;
                if (File.Exists(entitlementPath))
                {
                    return entitlementPath;
                }
            }
#endif

            // No existing file, use a new name
            return path + Path.DirectorySeparatorChar + targetName + Path.DirectorySeparatorChar + targetName + ".entitlements";
        } 
#endif

    }
}