package api

import (
	"net/http"
	"encoding/json"
	"GoApi/internal/repository"
)

type DeleteEventsController struct {
	repo repository.EventRepository
}

func NewDeleteEventsController(repo repository.EventRepository) DeleteEventsController {
	return DeleteEventsController{repo: repo}
}

type DeleteEventsRequest struct {
	EventID int `json:"event_id"`
}

func (c *DeleteEventsController) DeleteEventHandler(w http.ResponseWriter, r *http.Request) {
	if r.Method != http.MethodPost {
        http.Error(w, "Method not allowed", http.StatusMethodNotAllowed)
        return
    }

	var req DeleteEventsRequest
    if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
        http.Error(w, "Invalid request body", http.StatusBadRequest)
        return
    }

	if req.EventID <= 0 {
		http.Error(w, "Event ID is required", http.StatusBadRequest)
		return
	}

	rows, err := c.repo.DeleteEvent(req.EventID)
	if err != nil {
		http.Error(w, "Failed to delete event: "+err.Error(), http.StatusInternalServerError)
		return
	}
	if rows == 0 {
		http.Error(w, "Event not found", http.StatusNotFound)
		return
	}

	w.Header().Set("Content-Type", "application/json")
	json.NewEncoder(w).Encode(map[string]interface{}{
		"deleted": rows,
		"message": "Event deleted successfully",
	})
}