using RestSharp;
using xCommons.Constants;
using xCommons.Extensions;
using xModels.Dtos;

namespace xHttpService.Extensions {
    public static partial class RestSharpExtensions {
        /// <summary>
        /// Attach an instance of XQuery to a RestRequest object
        /// </summary>
        /// <param name="source"></param>
        /// <param name="query"></param>
        /// <returns></returns>
        public static RestRequest AttachXQuery (
            this RestRequest source,
            XQuery query
        ) {
            //
            if (query.IsNull ()) {
                return source;
            }

            //
            // ContainsDetail ...
            //
            var containsDetailKey = System.Uri.EscapeDataString (nameof (query.ContainsDetail));
            var containsDetailValue = query.ContainsDetail.AsHttpParamString ();
            source.AddQueryParameter (containsDetailKey, containsDetailValue);

            //
            // IsAscending ...
            var isAscendingKey = System.Uri.EscapeDataString (nameof (query.IsAscending));
            var isAscendingValue = query.IsAscending.AsHttpParamString ();
            source.AddQueryParameter (isAscendingKey, isAscendingValue);

            //
            // Filter ...
            if (!query.Filter.IsNullOrEmpty ()) {
                //
                var key = System.Uri.EscapeDataString (nameof (query.Filter));
                var value = query.Filter.AsHttpParamString ();
                source.AddQueryParameter (key, value);
            }

            //
            // SortBy ...
            if (!query.SortBy.IsNullOrEmpty ()) {
                //
                var key = System.Uri.EscapeDataString (nameof (query.SortBy));
                var value = query.SortBy.AsHttpParamString ();
                source.AddQueryParameter (key, value);
            }

            //
            // Page ...
            if (query.Page > 0) {
                //
                var key = System.Uri.EscapeDataString (nameof (query.Page));
                var value = query.Page.AsHttpParamString ();
                source.AddQueryParameter (key, value);
            }

            //
            // PageSize ...
            if (query.PageSize > 0) {
                //
                var key = System.Uri.EscapeDataString (nameof (query.PageSize));
                var value = query.PageSize.AsHttpParamString ();
                source.AddQueryParameter (key, value);
            }

            //
            return source;
        }

        /// <summary>
        /// Attach an instance of XPageRequest to a RestRequest object
        /// </summary>
        /// <param name="source"></param>
        /// <param name="request"></param>
        /// <returns></returns>
        public static RestRequest AttachXPageRequest (
            this RestRequest source,
            XPageRequest request
        ) {
            //
            if (request.IsNull ()) {
                return source;
            }

            //
            // First ...
            if (request.First.HasValue) {
                //
                var key = System.Uri.EscapeDataString (nameof (request.First));
                var value = request.First.AsHttpParamString ();
                source.AddQueryParameter (key, value);
            }

            //
            // Last ...
            if (request.Last.HasValue) {
                //
                var key = System.Uri.EscapeDataString (nameof (request.Last));
                var value = request.Last.AsHttpParamString ();
                source.AddQueryParameter (key, value);
            }

            //
            // After ...
            if (!request.After.IsNullOrEmpty ()) {
                //
                var key = System.Uri.EscapeDataString (nameof (request.After));
                var value = request.After.AsHttpParamString ();
                source.AddQueryParameter (key, value);
            }

            //
            // Before ...
            if (!request.Before.IsNullOrEmpty ()) {
                //
                var key = System.Uri.EscapeDataString (nameof (request.Before));
                var value = request.Before.AsHttpParamString ();
                source.AddQueryParameter (key, value);
            }

            //
            // SortBy ...
            if (!request.SortBy.IsNullOrEmpty ()) {
                //
                var key = System.Uri.EscapeDataString (nameof (request.SortBy));
                var value = request.SortBy.AsHttpParamString ();
                source.AddQueryParameter (key, value);
            }

            //
            // DescendingSort ...
            var descendingSortKey = System.Uri.EscapeDataString (nameof (request.DescendingSort));
            var descendingSortValue = request.DescendingSort.AsHttpParamString ();
            source.AddQueryParameter (descendingSortKey, descendingSortValue);

            //
            return source;
        }

        /// <summary>
        /// Add XPoweredBy Header to specific RestRequest Headers ...
        /// </summary>
        /// <param name="source"></param>
        /// <param name="poweredByValue"></param>
        /// <returns></returns>
        public static RestRequest AddXPoweredBy (
            this RestRequest source,
            string poweredByValue
        ) {
            //
            source.AddHeader (
                XAuthorization.XPoweredBy,
                poweredByValue
            );

            //
            return source;
        }

        /// <summary>
        /// Add XAccessToken Header to specific RestRequest Headers ...
        /// </summary>
        /// <param name="source"></param>
        /// <param name="poweredByValue"></param>
        /// <returns></returns>
        public static RestRequest AddXAccessToken (
            this RestRequest source,
            string token
        ) {
            //
            token = $"{XAuthentication.BEARER} {token}";

            //
            source.AddHeader (
                XAuthorization.Header,
                token
            );

            //
            return source;
        }
    }
}