package handler

import (
	"database/sql"
	"encoding/json"
	"net/http"

	"floorvisualizer/internal/service"
)

func handleRegister(authSvc *service.AuthService, db *sql.DB) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {
		if r.Method != http.MethodPost {
			writeErr(w, 405, "Method not allowed")
			return
		}
		var input service.RegisterInput
		if err := json.NewDecoder(r.Body).Decode(&input); err != nil {
			writeJSON(w, 400, map[string]string{"error": "invalid request body"})
			return
		}
		resp, err := authSvc.Register(db, input)
		if err != nil {
			writeJSON(w, 400, map[string]string{"error": err.Error()})
			return
		}
		writeJSON(w, 201, resp)
	}
}

func handleLogin(authSvc *service.AuthService, db *sql.DB) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {
		if r.Method != http.MethodPost {
			writeErr(w, 405, "Method not allowed")
			return
		}
		var input service.LoginInput
		if err := json.NewDecoder(r.Body).Decode(&input); err != nil {
			writeJSON(w, 400, map[string]string{"error": "invalid request body"})
			return
		}
		resp, err := authSvc.Login(db, input)
		if err != nil {
			writeJSON(w, 401, map[string]string{"error": err.Error()})
			return
		}
		writeJSON(w, 200, resp)
	}
}