package app

import (
	"net/http"
	"strings"
)

func handleTransportClients(w http.ResponseWriter, r *http.Request) {
	switch r.Method {
	case http.MethodGet:
		handleTransportClientsGet(w, r)
	case http.MethodPost:
		handleTransportClientsPost(w, r)
	default:
		http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
	}
}

func handleTransportClientByID(w http.ResponseWriter, r *http.Request) {
	const prefix = "/api/v1/transport/clients/"
	rest := strings.TrimPrefix(r.URL.Path, prefix)
	if rest == "" || rest == r.URL.Path {
		http.NotFound(w, r)
		return
	}
	parts := strings.Split(strings.Trim(rest, "/"), "/")
	if len(parts) == 0 || strings.TrimSpace(parts[0]) == "" {
		http.NotFound(w, r)
		return
	}
	id := sanitizeID(parts[0])
	if id == "" {
		http.Error(w, "invalid client id", http.StatusBadRequest)
		return
	}

	if len(parts) == 1 {
		handleTransportClientCard(w, r, id)
		return
	}
	handleTransportClientAction(w, r, id, strings.ToLower(strings.TrimSpace(parts[1])))
}

func handleTransportClientCard(w http.ResponseWriter, r *http.Request, id string) {
	switch r.Method {
	case http.MethodGet:
		handleTransportClientCardGet(w, r, id)
	case http.MethodPatch:
		handleTransportClientCardPatch(w, r, id)
	case http.MethodDelete:
		handleTransportClientCardDelete(w, r, id)
	default:
		http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
	}
}