using DamageAssesment.Api.Responses.Interfaces;
using DamageAssesment.Api.Responses.Models;
using Microsoft.AspNetCore.Mvc;

namespace DamageAssesment.Api.Responses.Controllers
{
    [ApiController]
    public class SurveyResponsesController : ControllerBase
    {
        private readonly ISurveysResponse surveyResponseProvider;
        private readonly IExcelExportService excelExportService;

        public SurveyResponsesController(ISurveysResponse surveyResponseProvider, IExcelExportService excelExportService)
        {
            this.surveyResponseProvider = surveyResponseProvider;
            this.excelExportService = excelExportService;
        }
        /// <summary>
        /// GET request for retrieving survey responses.
        /// </summary>

        [Route("responses/{employeeid:int}")]
        [Route("responses")]
        [HttpGet]
        public async Task<ActionResult> GetSurveyResponsesAsync(int? employeeid)
        {
            var result = await this.surveyResponseProvider.GetSurveyResponsesAsync(employeeid ?? 0);
            if (result.IsSuccess)
            {
                return Ok(result.surveyResponses);
            }

            if (result.ErrorMessage == "No Data Found")
                return NoContent();

            return BadRequest(result.ErrorMessage);
        }
        /// <summary>
        /// GET request for retrieving survey responses by survey ID.
        /// </summary>
        [Route("responses/bysurvey/{surveyid:int}/{employeeid:int}")]
        [Route("responses/bysurvey/{surveyid:int}")]
        [HttpGet]
        public async Task<ActionResult> GetSurveyResponsesAsync(int surveyid, int? employeeid)
        {
            var result = await this.surveyResponseProvider.GetSurveyResponsesBySurveyAsync(surveyid, employeeid ?? 0);
            if (result.IsSuccess)
            {
                return Ok(result.SurveyResponses);
            }
            return NoContent();
        }
        /// <summary>
        /// GET request for retrieving survey responses by survey and location IDs.
        /// </summary>
        /// <param name="surveyid">The ID of the survey for which responses are to be retrieved.</param>
        /// <param name="locationid">The ID of the location for which responses are to be retrieved.</param>

        [Route("responses/{surveyid:int}/{locationid:int}/{employeeid:int}")]
        [Route("responses/{surveyid:int}/{locationid:int}")]
        [HttpGet]
        public async Task<ActionResult> GetSurveyResponsesBySurveyAndLocationAsync(int surveyid, int locationid, int? employeeid)
        {
            var result = await this.surveyResponseProvider.GetSurveyResponsesBySurveyAndLocationAsync(surveyid, locationid, employeeid ?? 0);
            if (result.IsSuccess)
            {
                return Ok(result.SurveyResponses);
            }
            return NoContent();
        }
        /// <summary>
        /// GET request for retrieving survey responses by survey, question, and answer.
        /// </summary>
        /// <param name="surveyId">The ID of the survey for which responses are to be retrieved.</param>
        /// <param name="questionId">The ID of the question for which responses are to be retrieved.</param>
        /// <param name="answer">The answer for which responses are to be retrieved.</param>

        [Route("responses/byanswer/{surveyid:int}/{questionid:int}/{answer:alpha}/{employeeid:int}")]
        [Route("responses/byanswer/{surveyid:int}/{questionid:int}/{answer:alpha}")]
        [HttpGet]
        public async Task<ActionResult> GetSurveyResponsesByAnswerAsyncAsync(int surveyid, int questionid, string answer, int? employeeid)
        {
            var result = await surveyResponseProvider.GetResponsesByAnswerAsync(surveyid, questionid, answer, employeeid ?? 0);
            if (result.IsSuccess)
            {
                return Ok(result.SurveyResponses);
            }

            return NoContent();
        }
        /// <summary>
        /// GET request for retrieving answers from survey responses by survey ID and region.
        /// </summary>
        /// <param name="surveyId">The ID of the survey for which answers are to be retrieved.</param>

        [Route("responses/byregion/{surveyid:int}")]
        [Route("responses/byregion/{surveyid:int}/{employeeid}")]
        [HttpGet]
        public async Task<ActionResult> GetAnswersByRegionAsync(int surveyid, int? employeeid)
        {
            var result = await this.surveyResponseProvider.GetAnswersByRegionAsync(surveyid, employeeid ?? 0);
            if (result.IsSuccess)
            {
                return Ok(result.Answers);
            }
            return NoContent();
        }
        /// <summary>
        /// GET request for retrieving survey responses by survey ID and maintenance center.
        /// </summary>
        /// <param name="surveyId">The ID of the survey for which responses are to be retrieved.</param>
        [Route("responses/bymaintenancecenter/{surveyid:int}/{employeeid:int}")]
        [Route("responses/bymaintenancecenter/{surveyid:int}")]
        [HttpGet]
        public async Task<ActionResult> GetAnswersByMaintenaceCentersync(int surveyid, int? employeeid)
        {
            var result = await this.surveyResponseProvider.GetSurveyResponsesByMaintenanceCenterAsync(surveyid, employeeid ?? 0);
            if (result.IsSuccess)
            {
                return Ok(result.SurveyResponses);
            }
            return NoContent();
        }
        /// <summary>
        /// GET request for retrieving a survey response by response ID.
        /// </summary>
        /// <param name="responseId">The ID of the survey response to be retrieved.</param>

        [HttpGet("responses/{id}")]
        public async Task<ActionResult> GetSurveyResponseByIdAsync(int id)
        {
            var result = await this.surveyResponseProvider.GetSurveyResponseByIdAsync(id);
            if (result.IsSuccess)
            {
                return Ok(result.SurveyResponse);
            }
            return NoContent();
        }

        /// <summary>
        /// POST request for creating a new survey response.
        /// </summary>
        /// <param name="surveyResponse">The survey response object to be created.</param>

        [HttpPost("responses")]
        public async Task<ActionResult> PostSurveysAsync(Models.SurveyResponse surveyResponse)
        {
            var result = await this.surveyResponseProvider.PostSurveyResponseAsync(surveyResponse);
            if (result.IsSuccess)
            {
                return Ok(result.SurveyResponse);
            }
            return BadRequest(result.ErrorMessage);
        }
        /// <summary>
        /// PUT request for updating an existing survey response.
        /// </summary>
        /// <param name="Id">The ID of the survey response to be updated.</param>
        /// <param name="surveyResponse">The updated survey response object.</param>

        [HttpPut("responses/{id}")]
        public async Task<ActionResult> PutSurveyResponseAsync(int id, Models.SurveyResponse surveyResponse)
        {
            var result = await this.surveyResponseProvider.PutSurveyResponseAsync(id, surveyResponse);
            if (result.IsSuccess)
            {
                return Ok(result.SurveyResponse);
            }
            if (result.ErrorMessage == "Not Found")
                return NotFound(result.ErrorMessage);

            return BadRequest(result.ErrorMessage);
        }
        /// <summary>
        /// DELETE request for deleting an existing survey response.
        /// </summary>

        [HttpDelete("responses/{id}")]
        public async Task<ActionResult> DeleteSurveyResponseAsync(int id)
        {
            var result = await this.surveyResponseProvider.DeleteSurveyResponseAsync(id);
            if (result.IsSuccess)
            {
                return Ok(result.SurveyResponse);
            }
            return NotFound();
        }
        /// <summary>
        /// POST request for submitting survey with multiple answers.
        /// </summary>
        /// <param name="request">The answers to be submitted for the survey.</param>

        [HttpPost("responses/answers")]
        public async Task<ActionResult> PostSurveyAnswersAsync(Request request)
        {
            var result = await this.surveyResponseProvider.PostSurveyAnswersAsync(request);

            if (result.IsSuccess)
                return Ok(result.SurveyResponse);
            else
                return BadRequest(result.ErrorMessage);
        }
        /// <summary>
        /// Get All active surveys .
        /// </summary>
        [Route("responses/surveys/active")]
        [Route("responses/surveys/active/{language:alpha}")]
        [Route("responses/surveys/active/{employeeid:int}")]
        [Route("responses/surveys/active/{employeeid:int}/{language:alpha}")]
        [HttpGet]
        public async Task<ActionResult> GetActiveSurveysAsync(int? employeeid, string? language)
        {
            var result = await this.surveyResponseProvider.GetActiveSurveysAsync(employeeid, language);
            if (result.IsSuccess)
            {
                return Ok(result.Surveys);
            }
            return NoContent();
        }
        /// <summary>
        /// Export all survey response data based on survey id.
        /// </summary>
        [HttpGet]
        [Route("responses/surveys/export/{surveyid}")]
        public async Task<ActionResult> GetExcelSurveysAsync(int surveyid, string language, bool IsAdmin = false)
        {
            var result = await this.surveyResponseProvider.ExportSurveyResponsesAsync(surveyid, language, IsAdmin);
            if (result.IsSuccess && result.surveyResponses.Count > 0)
            {

                byte[] fileContents = excelExportService.ExportToExcel<object>(result.surveyResponses);
                return File(fileContents, "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "data.xlsx");
                //return Ok(result.Surveys);
            }
            return NoContent();
        }
        //[Route("responses/surveys/active")]
        //[Route("responses/surveys/active/{language:alpha}")]
        //[HttpGet]
        //public async Task<ActionResult> GetActiveSurveysAsync( string? language)
        //{
        //    var result = await this.surveyResponseProvider.GetActiveSurveysAsync(null, language);
        //    if (result.IsSuccess)
        //    {
        //        return Ok(result.Surveys);
        //    }
        //    return NoContent();
        //}

        /// <summary>
        /// Get all historical surveys .
        /// </summary>
        [Route("responses/surveys/historic")]
        [Route("responses/surveys/historic/{language:alpha}")]
        [Route("responses/surveys/historic/{employeeid:int}")]
        [Route("responses/surveys/historic/{employeeid:int}/{language:alpha}")]
        [HttpGet]
        public async Task<ActionResult> GetHistoricSurveysAsync(int? employeeid, string? language)
        {
            var result = await this.surveyResponseProvider.GetHistoricSurveysAsync(employeeid, language);
            if (result.IsSuccess)
            {
                return Ok(result.Surveys);
            }
            return NoContent();
        }
    }
}