package controllers

import (
	"abdanhafidz.com/go-boilerplate/models/dto"
	"abdanhafidz.com/go-boilerplate/services"
	"github.com/gin-gonic/gin"
)

type HomeController interface {
	GetHomeData(ctx *gin.Context)
	GetSchedules(ctx *gin.Context)
	GetEventCategories(ctx *gin.Context)
	GetClassCategories(ctx *gin.Context)
}

type homeController struct {
	homeService services.HomeService
}

func NewHomeController(homeService services.HomeService) HomeController {
	return &homeController{homeService: homeService}
}

// GetHomeData godoc
// @Summary      Get Home Page Data
// @Description  Return all sections needed by the home page in one aggregated response.
// @Tags         Home Dashboard
// @Accept       json
// @Produce      json
// @Param        date      query     string  false  "Selected date for schedule card section (YYYY-MM-DD)"
// @Param        latitude  query     number  false  "User latitude"
// @Param        longitude query     number  false  "User longitude"
// @Param        city      query     string  false  "User city"
// @Success      200       {object}  dto.HomeResponseWrapper
// @Failure      400       {object}  dto.ErrorResponse
// @Security     BearerAuth
// @Router       /api/v1/home [get]
func (c *homeController) GetHomeData(ctx *gin.Context) {
	userId := ParseUserId(ctx)

	rawParams := map[string]string{
		"date":      ctx.Query("date"),
		"latitude":  ctx.Query("latitude"),
		"longitude": ctx.Query("longitude"),
		"city":      ctx.Query("city"),
	}

	// Validate request parameters
	params, err := dto.ValidateHomeParams(rawParams)
	if err != nil {
		ResponseJSON(ctx, "", dto.HomeResponse{}, err)
		return
	}

	res, err := c.homeService.GetHomeData(ctx.Request.Context(), userId, params)
	ResponseJSON(ctx, "", res, err)
}

// GetSchedules godoc
// @Summary      Get Schedule List
// @Description  Get a list of class or event schedules based on date range, city, filters, etc.
// @Tags         Home Dashboard
// @Accept       json
// @Produce      json
// @Param        date       query     string  false  "Exact date (YYYY-MM-DD)"
// @Param        start_date query     string  false  "Start date range (YYYY-MM-DD)"
// @Param        end_date   query     string  false  "End date range (YYYY-MM-DD)"
// @Param        city       query     string  false  "Filter by city"
// @Param        level      query     string  false  "Filter by class level (e.g., beginner)"
// @Param        category   query     string  false  "Filter by class category (e.g., salsa)"
// @Param        page       query     int     false  "Page number (default: 1)"
// @Param        limit      query     int     false  "Items per page (default: 10, max: 100)"
// @Success      200        {object}  dto.ScheduleListResponseWrapper
// @Failure      400        {object}  dto.ErrorResponse
// @Security     BearerAuth
// @Router       /api/v1/schedules [get]
func (c *homeController) GetSchedules(ctx *gin.Context) {
	userId := ParseUserId(ctx)

	rawParams := map[string]string{
		"date":       ctx.Query("date"),
		"start_date": ctx.Query("start_date"),
		"end_date":   ctx.Query("end_date"),
		"city":       ctx.Query("city"),
		"level":      ctx.Query("level"),
		"category":   ctx.Query("category"),
		"page":       ctx.Query("page"),
		"limit":      ctx.Query("limit"),
	}

	// Validate request parameters
	params, err := dto.ValidateScheduleParams(rawParams)
	if err != nil {
		ResponseJSON(ctx, "", dto.ScheduleListResponse{}, err)
		return
	}

	res, err := c.homeService.GetSchedules(ctx.Request.Context(), userId, params)
	ResponseJSON(ctx, "", res, err)
}

// GetEventCategories godoc
// @Summary      Get Event Categories
// @Description  Get master list of event categories
// @Tags         Master Data
// @Accept       json
// @Produce      json
// @Success      200       {object}  dto.CategoryResponseWrapper
// @Failure      400       {object}  dto.ErrorResponse
// @Router       /api/v1/event-categories [get]
func (c *homeController) GetEventCategories(ctx *gin.Context) {
	res, err := c.homeService.GetEventCategories(ctx.Request.Context())
	ResponseJSON(ctx, "", res, err)
}

// GetClassCategories godoc
// @Summary      Get Class Categories
// @Description  Get master list of class categories
// @Tags         Master Data
// @Accept       json
// @Produce      json
// @Success      200       {object}  dto.CategoryResponseWrapper
// @Failure      400       {object}  dto.ErrorResponse
// @Router       /api/v1/class-categories [get]
func (c *homeController) GetClassCategories(ctx *gin.Context) {
	res, err := c.homeService.GetClassCategories(ctx.Request.Context())
	ResponseJSON(ctx, "", res, err)
}