package handlers

import (
	"log"
	"net/http"

	"github.com/imc-vibe/backend/internal/mail"
)

type QueueHandler struct{}

func NewQueueHandler() *QueueHandler {
	return &QueueHandler{}
}

func (h *QueueHandler) List(w http.ResponseWriter, r *http.Request) {
	if r.Method != http.MethodGet {
		Error(w, http.StatusMethodNotAllowed, "method not allowed")
		return
	}

	entries, err := mail.GetQueue()
	if err != nil {
		log.Printf("Queue error: %v", err)
		Error(w, http.StatusServiceUnavailable, "failed to get queue: "+err.Error())
		return
	}

	Success(w, entries)
}

func (h *QueueHandler) Requeue(w http.ResponseWriter, r *http.Request) {
	if r.Method != http.MethodPost {
		Error(w, http.StatusMethodNotAllowed, "method not allowed")
		return
	}

	id := extractID(r.URL.Path)
	if err := mail.RequeueMail(id); err != nil {
		Error(w, http.StatusInternalServerError, "failed to requeue mail")
		return
	}

	Success(w, map[string]string{"message": "mail requeued"})
}

func (h *QueueHandler) Delete(w http.ResponseWriter, r *http.Request) {
	if r.Method != http.MethodDelete {
		Error(w, http.StatusMethodNotAllowed, "method not allowed")
		return
	}

	id := extractID(r.URL.Path)
	if err := mail.DeleteFromQueue(id); err != nil {
		Error(w, http.StatusInternalServerError, "failed to delete from queue")
		return
	}

	NoContent(w)
}