#if UNITY_ANDROID
using System.IO;
using System.Xml.Linq;
using UnityEngine;
using UnityEditor;
using UnityEditor.Android;

namespace Topon_Adapter.Editor
{
    public class AD_BuildAndroidProcess : IPostGenerateGradleAndroidProject
    {
        private static readonly XNamespace AndroidNamespace = "http://schemas.android.com/apk/res/android";
        private static readonly XNamespace ToolsNamespace   = "http://schemas.android.com/tools";


        public void OnPostGenerateGradleAndroidProject(string path)
        {
            ProcessAndroidManifest(path);
        }


        public static void ProcessAndroidManifest(string path)
        {
#if UNITY_2019_3_OR_NEWER
            var manifestPath = Path.Combine(path, "src/main/AndroidManifest.xml");
#else
            var manifestPath = Path.Combine(path, "unityLibrary/src/main/AndroidManifest.xml");
#endif
            // var manifestPath = Path.Combine(path, "src/main/AndroidManifest.xml");
            XDocument manifest;
            try
            {
                manifest = XDocument.Load(manifestPath);
            }
#pragma warning disable 0168
            catch (IOException exception)
#pragma warning restore 0168
            {
                ATLog.log("[BuildAndroidProcess] AndroidManifest.xml is missing.");
                return;
            }

            // Get the `manifest` element.
            var elementManifest = manifest.Element("manifest");
            if (elementManifest == null)
            {
                ATLog.log("[BuildAndroidProcess] AndroidManifest.xml is invalid.");
                return;
            }

            var elementApplication = elementManifest.Element("application");
            if (elementApplication == null)
            {
                ATLog.log("[BuildAndroidProcess] AndroidManifest.xml is invalid.");
                return;
            }

            elementManifest.Add(CreateQueries());
            elementApplication.Add(CreateActivityXML());
            
            // Save the updated manifest file.
            manifest.Save(manifestPath);
        }

        /// <summary>
        /// 增加微信开放平台的适配
        /// </summary>
        public static XElement CreateActivityXML()
        {
            
            var metaData = new XElement("activity");
            metaData.Add(new XAttribute(AndroidNamespace + "name",  ".wxapi.WXEntryActivity"));
            metaData.Add(new XAttribute(AndroidNamespace + "label", "@string/app_name"));
            metaData.Add(new XAttribute(AndroidNamespace + "theme", "@android:style/Theme.Translucent.NoTitleBar"));
            metaData.Add(new XAttribute(AndroidNamespace + "exported", "true"));
            metaData.Add(new XAttribute(AndroidNamespace + "taskAffinity", Application.identifier));
            metaData.Add(new XAttribute(AndroidNamespace + "launchMode", "singleTask"));
            return metaData;
        }
        
        public static XElement CreateQueries()
        {
            var metaData    = new XElement("queries");
            var packageData = new XElement("package");
            packageData.Add(new XAttribute(AndroidNamespace + "name", "com.tencent.mm"));
            metaData.Add(packageData);
            return metaData;
        }

        public int callbackOrder { get; }
    }
}

#endif