using System;
using System.Globalization;
using System.Linq;
using System.Threading;
using Microsoft.SharePoint;
using Microsoft.SharePoint.Publishing;
using Microsoft.SharePoint.Utilities;
using Taloyhtio.CondoUpdate.Common;


namespace CondoUpdate.ResponsiveLayout.EnableDocLibsPmc
{
    public class UpdaterImpl : ICondoUpdater
    {
        //private const string ListTitle1 = "Asiakirja-arkisto";
        private const string ListTitle2 = "Dokumentit";
        private const string ListTitle3 = "Asiakirjat";
       
        public event EventHandler<LogEventArgs> OnNotify;
        public void Update(object args)
        {
            string url = args as string;
            if (string.IsNullOrEmpty(url))
            {
                this.warn("Url is empty");
                return;
            }

            try
            {
                this.updateImpl(url);
            }
            catch(Exception x)
            {
                this.error("Error occured during updating of Condo '{0}':\n{1}\n{2}", url, x.Message, x.StackTrace);
            }
        }

        private void updateImpl(string url)
        {
            updatePmcDocLibs(url);
            
        }

        private void updatePmcDocLibs(string url)
        {
            try
            {
                using (var site = new SPSite(url))
                {
                    using (var pmcWeb = site.RootWeb)
                    {
                        if (!pmcWeb.Exists) { this.warn("Site '{0}' doesn't exist. It will be ignored", url); return; }

                        if (!PublishingWeb.IsPublishingWeb(pmcWeb)) { this.warn("Web '{0}' is not publishing. It will be ignored", url); return; }

                        Thread.CurrentThread.CurrentUICulture = new CultureInfo((int)pmcWeb.Language);

                        bool allowUnsafeUpdates = pmcWeb.AllowUnsafeUpdates;
                        pmcWeb.AllowUnsafeUpdates = true;
                        try
                        {
                            var list = pmcWeb.Lists.Cast<SPList>().FirstOrDefault(l => string.Equals(l.Title, ListTitle3, StringComparison.InvariantCultureIgnoreCase));
                            if (list != null)
                            {
                                if (!list.OnQuickLaunch)
                                {
                                    list.OnQuickLaunch = true;
                                    list.Update();
                                }
                                else
                                {
                                    if (list.OnQuickLaunch)
                                    {
                                        this.warn("List '{0}' is included in Quick Launch. It will be ignored", ListTitle3);
                                    }
                                }
                            }

                            var list2 = pmcWeb.Lists.Cast<SPList>().FirstOrDefault(l => string.Equals(l.Title, ListTitle2, StringComparison.InvariantCultureIgnoreCase));
                            
                            if (list2 != null && list2.OnQuickLaunch)
                            {
                                this.warn("List '{0}' is included in Quick Launch. It will be ignored", ListTitle2);
                            }
                            if (list2 != null)
                            {
                                list2.OnQuickLaunch = true;
                                list2.Update();
                            }
                            //updatePalstaDocLib(pmcWeb.Url);
                        }
                        catch (Exception ex)
                        {
                            error("error occured when tring to get web error: {0} {1}", ex.Message, ex.StackTrace);
                        }
                        finally
                        {
                            pmcWeb.AllowUnsafeUpdates = allowUnsafeUpdates;
                        }
                    }
                }
            }
            catch (Exception ex)
            {
                error("error occured when tring to get web error: {0} {1}", ex.Message,
                    ex.StackTrace);
            }
        }

        /*private void updatePalstaDocLib(string url)
        {
            try
            {
                string palstaUrl = SPUrlUtility.CombineUrl(url, "lomakkeet");
                using (var site = new SPSite(palstaUrl))
                {
                    using (var palstaWeb = site.OpenWeb())
                    {
                        if (!palstaWeb.Exists) { this.warn("Site '{0}' doesn't exist. It will be ignored", url); return; }

                        if (!PublishingWeb.IsPublishingWeb(palstaWeb)) { this.warn("Web '{0}' is not publishing. It will be ignored", url); return; }

                        Thread.CurrentThread.CurrentUICulture = new CultureInfo((int)palstaWeb.Language);

                        bool allowUnsafeUpdates = palstaWeb.AllowUnsafeUpdates;
                        palstaWeb.AllowUnsafeUpdates = true;
                        try
                        {
                            var list = palstaWeb.Lists.Cast<SPList>().FirstOrDefault(l => string.Equals(l.Title, ListTitle3, StringComparison.InvariantCultureIgnoreCase));
                            if (list == null) return;
                            if (list.OnQuickLaunch)
                            {
                                this.warn("List '{0}' is included in Quick Launch. It will be ignored", ListTitle3);
                                return;
                            }
                            list.OnQuickLaunch = true;
                            list.Update();
                        }
                        catch (Exception ex)
                        {
                            error("error occured when tring to get lomakkeet web error: {0} {1}", ex.Message, ex.StackTrace);
                        }
                        finally
                        {
                            palstaWeb.AllowUnsafeUpdates = allowUnsafeUpdates;
                        }
                    }
                }
            }
            catch (Exception ex)
            {
                error("error occured when tring to get web error: {0} {1}", ex.Message,
                   ex.StackTrace);
            }
        }*/
        
        private void info(string msg, params object[] args)
        {
            this.notify(LogLevel.Info, msg, args);
        }

        private void warn(string msg, params object[] args)
        {
            this.notify(LogLevel.Warn, msg, args);
        }

        private void error(string msg, params object[] args)
        {
            this.notify(LogLevel.Error, msg, args);
        }

        private void notify(LogLevel level, string msg, params object[] args)
        {
            this.notify(level, string.Format(msg, args));
        }

        private void notify(LogLevel level, string msg)
        {
            if (this.OnNotify != null)
            {
                this.OnNotify(this, new LogEventArgs { LogLevel = level, Message = msg });
            }
        }
    }
}