eShopOnWeb/src/ApplicationCore/Services/UriComposer.cs

using ApplicationCore.Interfaces;
using Microsoft.eShopWeb;

namespace ApplicationCore.Services
{
    public class UriComposer : IUriComposer
    {
        private readonly CatalogSettings _catalogSettings;

        public UriComposer(CatalogSettings catalogSettings)
        {
            _catalogSettings = catalogSettings;
        }
        public string ComposePicUri(string uriTemplate)
        {
            return uriTemplate.Replace("http://catalogbaseurltobereplaced", _catalogSettings.CatalogBaseUrl);

        }
    }
}