using GerstITS.System.Configurations;
using GerstITS.Web.Api.Builder;
using Microsoft.Extensions.Configuration;

namespace BakeTronic.Web.Api.Configurations
{
    internal sealed class CorsPolicyConfiguration : ICorsPolicy, GerstITS.System.Configurations.IConfiguration
    {
        #region Constructors

        public CorsPolicyConfiguration(string parentPrefix, Microsoft.Extensions.Configuration.IConfiguration configuration)
        {
            var prefix = $"{parentPrefix}:{this.ToConfigurationPrefix()}";

            AllowCredentials = configuration.GetValue<bool>($"{prefix}:{nameof(AllowCredentials)}", false);
            AllowedOrigins = configuration.GetSection($"{prefix}:{nameof(AllowedOrigins)}").Get<string[]>() ?? new string[0];
            AllowedHeaders = configuration.GetSection($"{prefix}:{nameof(AllowedHeaders)}").Get<string[]>() ?? new string[0];
            AllowedMethods = configuration.GetSection($"{prefix}:{nameof(AllowedMethods)}").Get<string[]>() ?? new string[0];
        }

        #endregion

        #region ICorsPolicy

        public bool AllowCredentials { get; }
        public string[] AllowedOrigins { get; set; }
        public string[] AllowedHeaders { get; set; }
        public string[] AllowedMethods { get; set; }

        #endregion
    }
}