mattercontrol/SettingsManagement/OemSettings.cs

/*
Copyright (c) 2014, Lars Brubaker
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice, this
   list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
   this list of conditions and the following disclaimer in the documentation
   and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

The views and conclusions contained in the software and documentation are those
of the authors and should not be interpreted as representing official policies,
either expressed or implied, of the FreeBSD Project.
*/

using MatterHackers.Agg.PlatformAbstract;
using MatterHackers.MatterControl.DataStorage;
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.IO;
using System.Linq;
using System.Net;
using System.Runtime.Serialization;

namespace MatterHackers.MatterControl.SettingsManagement
{
	public class OemSettings
	{
		private static OemSettings instance = null;

		public static OemSettings Instance
		{
			get
			{
				if (instance == null)
				{
					string oemSettings = StaticData.Instance.ReadAllText(Path.Combine("OEMSettings", "Settings.json"));
					instance = JsonConvert.DeserializeObject<OemSettings>(oemSettings) as OemSettings;
				}

				return instance;
			}
		}

		public bool UseSimpleModeByDefault = false;

		public string ThemeColor = "";

		public string AffiliateCode = "";

		public string WindowTitleExtra = "";

		public bool ShowShopButton = true;

		public bool CheckForUpdatesOnFirstRun = false;

		public List<string> PrinterWhiteList { get; private set; } = new List<string>();

		public List<ManufacturerNameMapping> ManufacturerNameMappings { get; set; }

		public List<string> PreloadedLibraryFiles { get; } = new List<string>();

		internal void SetManufacturers(List<KeyValuePair<string, string>> manufacturers, List<string> whitelist = null)
		{
			if (whitelist != null)
			{
				this.PrinterWhiteList = whitelist;
			}

			// Apply whitelist
			var whiteListedItems = manufacturers?.Where(keyValue => PrinterWhiteList.Contains(keyValue.Key));
			if (whiteListedItems == null)
			{
				AllOems = new List<KeyValuePair<string, string>>();
				return;
			}

			var newItems = new List<KeyValuePair<string, string>>();

			// Apply manufacturer name mappings
			foreach (var keyValue in whiteListedItems)
			{
				string labelText = keyValue.Value;

				// Override the manufacturer name if a manufacturerNameMappings exists
				string mappedName = ManufacturerNameMappings.Where(m => m.NameOnDisk == keyValue.Key).FirstOrDefault()?.NameOnDisk;
				if (!string.IsNullOrEmpty(mappedName))
				{
					labelText = mappedName;
				}

				newItems.Add(new KeyValuePair<string, string>(keyValue.Key, labelText));
			}

			AllOems = newItems;
		}

		public List<KeyValuePair<string, string>> AllOems { get; private set; }

		public Dictionary<string, List<string>> OemProfiles { get; private set; }

		[OnDeserialized]
		private void Deserialized(StreamingContext context)
		{
			// TODO: Enable caching
			// Load the cached data from disk
			// Extract the ETAG
			// Request the latest content, passing along the ETAG
			// Refresh our cache if needed, otherwise stick with the cached data

			// For now, refresh every time
			string cacheDirectory = Path.Combine(ApplicationDataStorage.ApplicationUserDataPath, "data", "temp", "cache", "profiles");

			// Ensure directory exists
			Directory.CreateDirectory(cacheDirectory);

			// Cache file path
			string cachePath = Path.Combine(cacheDirectory, "oemprofiles.json");

			try
			{
				var fileInfo = new FileInfo(cachePath);
				if (!fileInfo.Exists || (DateTime.Now - fileInfo.LastWriteTime).TotalHours > 1)
				{
					string url = "http://matterdata.azurewebsites.net/api/oemprofiles";

					var client = new WebClient();

					File.WriteAllText(cachePath, client.DownloadString(url));
				}
			}
			catch (Exception ex)
			{
				System.Diagnostics.Trace.WriteLine("An unexpected exception occurred while requesting the latest oem profiles: \r\n" + ex.Message);
			}

			string profilesText = File.ReadAllText(cachePath);
			OemProfiles = JsonConvert.DeserializeObject<Dictionary<string, List<string>>>(profilesText);

			SetManufacturers(OemProfiles.Select(m => new KeyValuePair<string, string>(m.Key, m.Key)).ToList());
		}

		private OemSettings()
		{
			this.ManufacturerNameMappings = new List<ManufacturerNameMapping>();
		}
	}

	public class ManufacturerNameMapping
	{
		public string NameOnDisk { get; set; }

		public string NameToDisplay { get; set; }
	}
}