using System;
using System.Collections.Generic;
using System.Linq;
using System.Net.Http;
using System.Threading.Tasks;

namespace STAFF_API.Services
{
    public interface IWebAPIClient
    {
        #region Properties

        /// <summary>
        /// Specify base address to use on http client
        /// </summary>
        string BaseAddress { get; set; }

        /// <summary>
        /// Access token to call web api
        /// </summary>
        string AccessToken { get; set; }

        Dictionary<string, string> Headers { get; set; }

        #endregion

        #region Methods
        /// <summary>
        /// Call web api with HTTP GET method
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="actionPart">The part of the web api serevice. 
        ///     For example: BookingPromotion/GetPromotion?promotionId=49
        /// </param>
        /// <returns>Return as generic class</returns>
        Task<T> GetAsync<T>(string actionPart);

        /// <summary>
        /// Call web api with HTTP POST method
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="actionPart">The part of the web api serevice. 
        ///     For example: BookingPromotion/AddNewGeneralPromotion
        /// </param>
        /// <param name="inputModel">Input to call web api</param>
        /// <returns>Return as generic class</returns>
        Task<T> PostAsync<T>(string actionPart, object inputModel);

        /// <summary>
        /// Call web api with HTTP POST method with file uploading
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="actionPart">The part of the web api serevice. 
        ///     For example: BookingPromotion/AddNewGeneralPromotion
        ///</param>
        /// <param name="formData">Multipart Form Data Content</param>
        /// <returns>Return as generic class</returns>
        Task<T> PostFileAsync<T>(string actionPart, MultipartFormDataContent formData);

        /// <summary>
        /// Call web api with HTTP POST method with file uploading
        /// </summary>
        /// <param name="actionPart">The part of the web api serevice. 
        ///     For example: BookingPromotion/AddNewGeneralPromotion
        ///</param>
        /// <param name="inputModel">Input to call web api</param>
        /// <param name="returnPhysicalFilePath">Expected file downloaded path</param>
        /// <returns>Return file download path</returns>
        Task<string> PostDownloadAsync(string actionPart, object inputModel, string returnPhysicalFilePath);

        /// <summary>
        /// Call web api with HTTP Put method
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="actionPart">The part of the web api serevice. 
        ///     For example: BookingPromotion/UpdateGeneralPromotion?promotionId=49
        /// </param>
        /// <param name="inputModel">Input to call web api</param>
        /// <returns>Return as generic class</returns>
        Task<T> PutAsync<T>(string actionPart, object inputModel);

        /// <summary>
        /// Call web api with HTTP Delete method
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="actionPart">The part of the web api serevice. 
        ///     For example: BookingPromotion/DeleteGeneralPromotion?promotionId=49
        /// </param>
        /// <returns></returns>
        Task<T> DeleteAsync<T>(string actionPart);
        #endregion
    }
}