﻿// The MIT License (MIT)
// 
// Copyright (c) 2015 Xamarin
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy of
// this software and associated documentation files (the "Software"), to deal in
// the Software without restriction, including without limitation the rights to
// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
// the Software, and to permit persons to whom the Software is furnished to do so,
// subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
using XamarinCRM.Services;
using System.IO;
using System.Threading.Tasks;
using System.Xml.Linq;
using Xamarin.Forms;
using XamarinCRMAndroid;

[assembly:Dependency(typeof(ConfigFetcher))]

namespace XamarinCRMAndroid
{
    /// <summary>
    /// Fetches settings from embedded resources in the Android project.
    /// </summary>
    public class ConfigFetcher : IConfigFetcher
    {
        #region IConfigFetcher implementation

        public async Task<string> GetAsync(string configElementName, bool readFromSensitiveConfig = false)
        {
            var fileName = (readFromSensitiveConfig) ? "config-sensitive.xml" : "config.xml";

            var type = this.GetType();
            var resource = type.Namespace + ".Config." + fileName;
            using (var stream = type.Assembly.GetManifestResourceStream(resource))
            using (var reader = new StreamReader(stream))
            {
                var doc = XDocument.Parse(await reader.ReadToEndAsync());
                return doc.Element("config").Element(configElementName)?.Value;
            }
        }

        #endregion
    }
}

