using System;
using UnityEditor;
using UnityEngine;

namespace PigeonCoopToolkit.Generic.Editor
{
    public class InfoDialogue : EditorWindow
    {
        public VersionInformation versionInformation;
        public Texture2D banner;
        public string UserGuidePath;
        public string AssetStoreContentID;
        public bool IsAbout;

        void OnGUI()
        {
            if(banner == null)
            {
                return;
            }


            GUI.DrawTexture(new Rect(0, 0, banner.width, banner.height), banner);
            GUILayout.Space(banner.height - 18);
            if (versionInformation != null) GUILayout.Label(versionInformation.ToString(), EditorStyles.whiteMiniLabel);
            GUIStyle lessPaddingNotif = new GUIStyle("NotificationText");
            lessPaddingNotif.padding = new RectOffset(10,10,10,10);
            lessPaddingNotif.margin = new RectOffset(10, 10, 10, 10);
            lessPaddingNotif.stretchWidth = true;

            if (!IsAbout) 
                GUILayout.Label("Thanks for your purchase! ♥", lessPaddingNotif);
            else
                GUILayout.FlexibleSpace();

            GUILayout.BeginHorizontal();
            GUILayout.Space(16);
            GUILayout.BeginVertical();
            GUILayout.Label("We hope you enjoy this tool. Feel free to contact us at our twitter or email - send us feature requests, get some help from us, or just say hi!", "WordWrapLabel");
            GUILayout.Label("Don't forget to rate or review "+ (versionInformation != null ? versionInformation.Name : "us") +" on the asset store once you've had a chance to evaluate it", "WordWrapLabel");
            GUILayout.EndVertical();
            GUILayout.Space(16);
            GUILayout.EndHorizontal(); 
            

            GUILayout.FlexibleSpace();
            GUILayout.BeginHorizontal();
            GUILayout.FlexibleSpace();
 
            GUILayout.BeginVertical();

            if (!string.IsNullOrEmpty(AssetStoreContentID))
            if (GUILayout.Button("Review us on the Asset Store!", "LargeButton"))
            {
                Application.OpenURL("com.unity3d.kharma:content/" + AssetStoreContentID);
            }
            GUILayout.Space(5);
            if (!string.IsNullOrEmpty(UserGuidePath))
            {
                if (GUILayout.Button("Need help? Read the user guide!","LargeButton"))
                {
                    Application.OpenURL(UserGuidePath);
                };

            }
            GUILayout.Space(5);
            if (GUILayout.Button("Want to say hello? @PigeonCoopAU", "LargeButton"))
            {
                Application.OpenURL("http://www.twitter.com/PigeonCoopAU");
            }

            GUILayout.EndVertical();
            GUILayout.FlexibleSpace();

            GUILayout.EndHorizontal();

            GUILayout.FlexibleSpace();
            GUILayout.Label("© 2014-" + DateTime.Now.Year + " Pigeon Coop ", EditorStyles.miniLabel);

        }

        public void Init(Texture2D _banner, VersionInformation _versionInformation, string userGuidePath, string assetStoreContentID = null, bool isAbout = false)
        {
            banner = _banner;

            //ensure the banner is not null.
            if (banner == null)
                banner = EditorGUIUtility.whiteTexture;

            UserGuidePath = userGuidePath;
            IsAbout = isAbout;
            AssetStoreContentID = assetStoreContentID;

            if (System.IO.File.Exists(FileUtil.GetProjectRelativePath(userGuidePath)) == false)
                UserGuidePath = null;

            versionInformation = _versionInformation;
            minSize = maxSize = new Vector2(banner == EditorGUIUtility.whiteTexture ? 350 : banner.width, 500);
        }
    }

    public class InfoDialogueSpawner
    {
        public InfoDialogueSpawner()
        {
            EditorApplication.update += Update;
        }

        private string _projectName;
        private string _bannerLocation;
        private VersionInformation _versionInfo;
        private string _documentationLocation;
        private string _projectID;

        protected void SetParams(
            string projectName,
            string bannerLocation,
            VersionInformation versionInfo,
            string documentationLocation,
            string projectID
        )
        {
            _projectName = projectName;
            _bannerLocation = bannerLocation;
            _versionInfo = versionInfo;
            _documentationLocation = documentationLocation;
            _projectID = projectID;
        }

        public virtual void LaunchAbout()
        {
            InfoDialogue dialogue = EditorWindow.GetWindow<InfoDialogue>(
                true, 
                _projectName);
                dialogue.Init(Resources.Load(_bannerLocation) as Texture2D,_versionInfo,
                Application.dataPath + _documentationLocation,
                _projectID,
                true
            );
        }

        void Update()
        {
            if (EditorPrefs.GetBool("PCTK/" + _projectID+"/IntroDialogueLaunched") == false)
            {
                EditorPrefs.SetBool("PCTK/" + _projectID + "/IntroDialogueLaunched", true);

                InfoDialogue dialogue = EditorWindow.GetWindow<InfoDialogue>(
                    true,
                    _projectName);
                    dialogue.Init(Resources.Load(_bannerLocation) as Texture2D, _versionInfo,
                    Application.dataPath + _documentationLocation,
                    _projectID
                );    
            
            }
            else
            {
                EditorApplication.update -= Update;
            }
        }
    }

}