using System;
using System.Net;

namespace AppLimit.CloudComputing.SharpBox.StorageProvider.WebDav
{
    /// <summary>
    /// This class implements all BoxNet specific configurations
    /// </summary>
    public class WebDavConfiguration : ICloudStorageConfiguration
    {
        private bool _trustUnsecureSslConnections = true;

        /// <summary>
        /// The url of webserver which has to be used for access to a specific 
        /// webdav share.
        /// </summary>
        private Uri WebServer { get; set; }

        /// <summary>
        /// ctor of the Box.Net configuration
        /// </summary>
        public WebDavConfiguration(Uri uriWebDavServer)
        {
            WebServer = uriWebDavServer;
            UploadDataStreambuffered = false;
        }

        /// <summary>
        /// Specifies if we allow not secure ssl connections
        /// </summary>
        public bool TrustUnsecureSSLConnections
        {
            get { return _trustUnsecureSslConnections; }
            set { _trustUnsecureSslConnections = value; }
        }

        /// <summary>
        /// Specifies if the webdavclient should upload the data
        /// stream buffered. Detailed is fales to reduce the 
        /// memory foodprint!
        /// </summary>
        public bool UploadDataStreambuffered { get; set; }

        /// <summary>
        /// This method returns a standard configuration for 1and1 
        /// </summary>
        /// <returns></returns>
        public static WebDavConfiguration Get1and1Configuration()
        {
            // set the right url
            var config = new WebDavConfiguration(new Uri("https://sd2dav.1und1.de"))
                {
                    Limits = new CloudStorageLimits
                        {
                            MaxDownloadFileSize = 500*1024*1024,
                            MaxUploadFileSize = 500*1024*1024
                        },

                    // 1and1 does not support a valid ssl
                    TrustUnsecureSSLConnections = true,
                };

            // go ahead
            return config;
        }

        /// <summary>
        /// This method returns a standard cofiguration for StoreGate
        /// </summary>
        /// <param name="credentials"></param>
        /// <returns></returns>
        public static WebDavConfiguration GetStoreGateConfiguration(NetworkCredential credentials)
        {
            // set the right url
            var config = new WebDavConfiguration(new Uri("https://webdav1.storegate.com/" + credentials.UserName + "/home/" + credentials.UserName))
                {
                    Limits = new CloudStorageLimits
                        {
                            MaxDownloadFileSize = -1,
                            MaxUploadFileSize = -1
                        },
                    // box.net does not support a valid ssl
                    TrustUnsecureSSLConnections = false
                };

            // go ahead
            return config;
        }

        /// <summary>
        /// This method returns a standard cofiguration for CloudMe
        /// </summary>
        /// <param name="credentials"></param>
        /// <returns></returns>
        public static WebDavConfiguration GetCloudMeConfiguration(NetworkCredential credentials)
        {
            // set the right url
            var config = new WebDavConfiguration(new Uri("http://webdav.cloudme.com/" + credentials.UserName + "/xios"))
                {
                    Limits = new CloudStorageLimits
                        {
                            MaxDownloadFileSize = -1,
                            MaxUploadFileSize = -1
                        },

                    // box.net does not support a valid ssl
                    TrustUnsecureSSLConnections = false,

                    // set streambuffered transfer
                    UploadDataStreambuffered = true
                };

            // go ahead
            return config;
        }

        /// <summary>
        /// This method returns a standard configuration for Strato HiDrive 
        /// </summary>
        /// <returns></returns>
        public static WebDavConfiguration GetHiDriveConfiguration()
        {
            // set the right url
            var config = new WebDavConfiguration(new Uri("https://webdav.hidrive.strato.com"))
                {
                    Limits = new CloudStorageLimits
                        {
                            MaxDownloadFileSize = -1,
                            MaxUploadFileSize = -1
                        },

                    // box.net does not support a valid ssl
                    TrustUnsecureSSLConnections = false
                };

            // go ahead
            return config;
        }

        public const string YaUrl = "https://webdav.yandex.ru";
        public static WebDavConfiguration GetYandexConfiguration()
        {
            var config = new WebDavConfiguration(new Uri(YaUrl))
                {
                    TrustUnsecureSSLConnections = false
                };
            return config;
        }

        #region ICloudStorageConfiguration Members

        private CloudStorageLimits _limits = new CloudStorageLimits
            {
                MaxDownloadFileSize = -1,
                MaxUploadFileSize = -1
            };

        /// <summary>
        /// Sets or gets the limits of a webdav configuration
        /// </summary>
        public CloudStorageLimits Limits
        {
            get { return _limits; }

            set { _limits = value; }
        }

        /// <summary>
        /// Gets the webdav service url
        /// </summary>
        public Uri ServiceLocator
        {
            get { return WebServer; }

            set { WebServer = value; }
        }

        #endregion
    }
}