using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using GerstITS.Common;
using GerstITS.System.Configurations;
using GerstITS.Web.Api.Swagger;
using Microsoft.Extensions.Configuration;

namespace GerstITS.Examples.Api.Configurations;

internal sealed class SwaggerConfiguration : ISwaggerConfiguration
{
    #region Constructors

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

        var currentAssembly = typeof(WebApiConfiguration).Assembly;
        var fileVersionInfo = FileVersionInfo.GetVersionInfo(currentAssembly.Location);

        Name = fileVersionInfo.ProductName;
        Company = fileVersionInfo.CompanyName;
        SupportEMail = configuration.GetValue<string>($"{prefix}:{nameof(SupportEMail)}");
        TermsOfService = configuration.GetValue<Uri>($"{prefix}:{nameof(TermsOfService)}");

        Release = currentAssembly.GetName().Version;
        License = new LicenseConfiguration(prefix, configuration);
        Securities = new OpenApiSecuritySchemeConfiguration().AsEnumerable()
                                                             .ToList();
    }

    #endregion

    #region ISwaggerConfiguration

    public string Name { get; }
    public string Company { get; }
    public string SupportEMail { get; }
    public Uri TermsOfService { get; }
    public Version Release { get; }
    public IEnumerable<IOpenApiSecuritySchemeConfiguration> Securities { get; }
    public ILicense License { get; }
        
    #endregion
}