using System;
using System.Collections.Generic;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using xModels.Dtos;
using XFileDto = xFileService.Models.Dtos.XFileDto;
using xWebinarService.Models.Dtos;

namespace xWebinarService.Interfaces
{
    /// <summary>
    /// an Interface to Provides Webinar Provider Actions ...
    /// </summary>
    public interface IXWebinarServiceControllerActions
    {
        //
        #region Actions ...
        /// <summary>
        /// Create Webinar ...
        /// </summary>
        /// <param name="item"></param>
        /// <param name="tags"></param>
        /// <param name="files"></param>
        /// <returns></returns>
        Task<ActionResult<XWebinarDto>> CreateWebinar(
            [FromForm] XWebinarDto item,
            [FromQuery] string tags = null,
            [FromForm] IFormFileCollection files = null
        );

        /// <summary>
        /// Update a Webinar  ...
        /// </summary>
        /// <param name="id"></param>
        /// <param name="item"></param>
        /// <returns></returns>
        Task<ActionResult<XWebinarDto>> UpdateWebinar(
            [FromRoute] Guid id,
            [FromBody] XWebinarDto item
        );

        /// <summary>
        /// Retrieve Specified Webinar ...
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        Task<ActionResult<XWebinarDto>> GetWebinar(
            [FromRoute] Guid id
        );

        /// <summary>
        /// Retrieve all Exists Webinars ...
        /// </summary>
        /// <returns></returns>
        Task<ActionResult<IEnumerable<XWebinarDto>>> GetWebinars();

        /// <summary>
        /// Query Webinars ...
        /// </summary>
        /// <param name="query"></param>
        /// <returns></returns>
        Task<ActionResult<XQueryResult<XWebinarDto>>> QueryWebinars(
            [FromQuery] XQuery query
        );

        /// <summary>
        /// Query Owned Webinars ...
        /// </summary>
        /// <param name="query"></param>
        /// <returns></returns>
        Task<ActionResult<XQueryResult<XWebinarDto>>> QueryOwnedWebinars(
            [FromQuery] XQuery query
        );

        /// <summary>
        /// Query Joinable Webinars ...
        /// </summary>
        /// <param name="query"></param>
        /// <returns></returns>
        Task<ActionResult<XQueryResult<XWebinarDto>>> QueryJoinableWebinars(
            [FromQuery] XQuery query
        );

        /// <summary>
        /// Remove Specified Webinar ...
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        Task<ActionResult<bool>> RemoveWebinar(
            [FromRoute] Guid id
        );
        #endregion

        //
        #region WebinarSubscriber ...
        /// <summary>
        /// Subscribe a User to Webinar ...
        /// </summary>
        /// <param name="id"></param>
        /// <param name="subscriberId"></param>
        /// <returns></returns>
        Task<ActionResult<bool>> Subscribe(
            [FromRoute] Guid id,
            [FromRoute] string subscriberId
        );

        /// <summary>
        /// Check Specified User Subscribed on a Webinar or not ...
        /// </summary>
        /// <param name="id"></param>
        /// <param name="subscriberId"></param>
        /// <returns></returns>
        Task<ActionResult<bool>> IsSubscribed(
            [FromRoute] Guid id,
            [FromRoute] string subscriberId
        );

        /// <summary>
        /// Unsubscribe Specified User from a Specified Webinar ...
        /// </summary>
        /// <param name="id"></param>
        /// <param name="subscriberId"></param>
        /// <returns></returns>
        Task<ActionResult<bool>> Unsubscribe(
           [FromRoute] Guid id,
           [FromRoute] string subscriberId
        );

        /// <summary>
        /// Retrieve Specified Subscriber ...
        /// </summary>
        /// <param name="id"></param>
        /// <param name="subscriberId"></param>
        /// <returns></returns>
        Task<ActionResult<XWebinarSubscriberDto>> GetSubscriber(
            [FromRoute] Guid id,
            [FromRoute] string subscriberId
        );

        /// <summary>
        /// Get all Specified Webinars Subscribers ...
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        Task<ActionResult<IEnumerable<XWebinarSubscriberDto>>> GetSubscribers(
            [FromRoute] Guid id
        );

        /// <summary>
        /// Query Specified Webinar's Subscribers ...
        /// </summary>
        /// <param name="id"></param>
        /// <param name="query"></param>
        /// <returns></returns>
        Task<ActionResult<XQueryResult<XWebinarSubscriberDto>>> QuerySubscribers(
            [FromRoute] Guid id,
            [FromQuery] XQuery query
        );
        #endregion

        //
        #region File Actions ...
        /// <summary>
        /// Upload Specified Files for Specified Webinar ...
        /// </summary>
        /// <param name="id"></param>
        /// <param name="files"></param>
        /// <returns></returns>
        Task<ActionResult<IEnumerable<XFileDto>>> UploadFiles(
            [FromRoute] Guid id,
            [FromForm] IFormFileCollection files
        );

        /// <summary>
        /// Remove Specified (All) Files of Specified Webinar ...
        /// </summary>
        /// <param name="id"></param>
        /// <param name="ids"></param>
        /// <returns></returns>
        Task<ActionResult<IEnumerable<XFileDto>>> RemoveFiles(
            [FromRoute] Guid id,
            [FromQuery] string ids = null
        );

        /// <summary>
        /// Retrieve Specified Webinar's Files ...
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        Task<ActionResult<IEnumerable<XFileDto>>> GetFiles(
            [FromRoute] Guid id
        );

        /// <summary>
        /// Stream Specified File of Specified Webinar ...
        /// </summary>
        /// <param name="id"></param>
        /// <param name="fileId"></param>
        /// <returns></returns>
        Task<ActionResult> StreamFile(
            [FromRoute] Guid id,
            [FromRoute] Guid fileId
        );

        /// <summary>
        /// Download Specified File of Specified Webinar ...
        /// </summary>
        /// <param name="id"></param>
        /// <param name="fileId"></param>
        /// <returns></returns>
        Task<ActionResult> DownloadFile(
            [FromRoute] Guid id,
            [FromRoute] Guid fileId
        );        

        /// <summary>
        /// Attach Provided Files to Specified Webinar ...
        /// </summary>
        /// <param name="id"></param>
        /// <param name="ids"></param>
        /// <returns></returns>
        [HttpPost("{id}/Files/AttachMany")]
        Task<ActionResult> AttachFiles(
            [FromRoute] Guid id,
            [FromQuery] string ids
        );

        /// <summary>
        /// Detach Provided Files to Specified Webinar ...
        /// </summary>
        /// <param name="id"></param>
        /// <param name="ids">if null, detach all files ...</param>
        /// <returns></returns>
        [HttpDelete("{id}/Files/DetachMany")]
        Task<ActionResult> DetachFiles(
            [FromRoute] Guid id,
            [FromQuery] string ids = null
        );        
        #endregion

        //
        #region Tags Actions ...
        /// <summary>
        /// Attach Specified Tags To Specified Webinar ...
        /// </summary>
        /// <param name="id"></param>
        /// <param name="tags"></param>
        /// <returns></returns>
        Task<ActionResult> AttachTags(
            [FromRoute] Guid id,
            [FromQuery] string tags
        );

        /// <summary>
        /// Detach Specified Tags From Specified Webinar ...
        /// </summary>
        /// <param name="id"></param>
        /// <param name="tags"></param>
        /// <returns></returns>
        Task<ActionResult> DetachTags(
            [FromRoute] Guid id,
            [FromQuery] string tags
        );

        /// <summary>
        /// Retrieve Specified Webinars Tags ...
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        Task<ActionResult<IEnumerable<string>>> GetTags(
            [FromRoute] Guid id
        );
        #endregion
    }
}