using System.Collections.Generic;
using Microsoft.Extensions.Configuration;
using xCommons.Configurations;
using xCommons.Constants;

namespace xCommons.Extensions {
    public static partial class IConfigurationExtensions {
        /// <summary>
        /// Retrieve AppConfiguration from Configurations
        /// </summary>
        /// <param name="source"></param>
        /// <returns></returns>
        public static XAppConfiguration GetXAppConfiguration (this IConfiguration source) {
            //
            var xMessageResourceTitlesConfigSection = source
                .GetSection (ConfigurationNodeNames.MESSAGE_RESOURCE_TITLES_NODE);

            //
            var result = new XAppConfiguration {
                Name = source[nameof (XAppConfiguration.Name)],
                Version = source[nameof (XAppConfiguration.Version)],
                XPoweredValue = source[nameof (XAppConfiguration.XPoweredValue)],
                WelcomeMessage = source[nameof (XAppConfiguration.WelcomeMessage)],
                AllowedOrigins = source
                .GetSection (nameof (XAppConfiguration.AllowedOrigins))
                .Get<IEnumerable<string>> (),
                DefaultLanguage = source[nameof (XAppConfiguration.DefaultLanguage)],
                MessageResourceTitles = xMessageResourceTitlesConfigSection
                .Get<XMessageResourceTitles> ()
            };

            //
            return result;
        }

        /// <summary>
        /// Retrieve Swagger Configurations
        /// </summary>
        /// <param name="source"></param>
        /// <returns></returns>
        public static XSwaggerConfiguration GetXSwaggerConfiguration (this IConfiguration source) {
            //
            var xSwaggerConfigSection = source
                .GetSection (ConfigurationNodeNames.SWAGGER_NODE);
            return xSwaggerConfigSection.Get<XSwaggerConfiguration> ();
        }
    }
}