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package main
import (
"context"
"fmt"
"log"
"net/http"
"os"
"slices"
"github.com/jackc/pgx/v5/pgxpool"
"git.huntm.net/wedding/server/guest"
)
var (
user = os.Getenv("USER")
pass = os.Getenv("PASS")
host = "localhost"
port = "5432"
database = "postgres"
)
func main() {
db, err := pgxpool.New(context.Background(), fmt.Sprintf("postgres://%s:%s@%s:%s/%s", user, pass, host, port, database))
if err != nil {
log.Fatal(err)
}
defer db.Close()
store := guest.NewMemStore(db)
guestHandler := guest.NewGuestHandler(store)
mux := http.NewServeMux()
mux.Handle("/guest/", guestHandler)
log.Fatal(http.ListenAndServe(":8080", enableCORS(mux)))
}
func enableCORS(handler http.Handler) http.Handler {
allowedOrigins := []string{"http://localhost:5173", "http://192.168.1.41:5173"}
allowedMethods := []string{"OPTIONS", "POST", "PUT"}
return serveHTTP(handler, allowedOrigins, allowedMethods)
}
func serveHTTP(handler http.Handler, allowedOrigins []string, allowedMethods []string) http.Handler {
return http.HandlerFunc(func(responseWriter http.ResponseWriter, request *http.Request) {
method := request.Header.Get("Access-Control-Request-Method")
if isPreflight(request) && slices.Contains(allowedMethods, method) {
responseWriter.Header().Add("Access-Control-Allow-Methods", method)
}
origin := request.Header.Get("Origin")
if slices.Contains(allowedOrigins, origin) {
responseWriter.Header().Add("Access-Control-Allow-Origin", origin)
}
responseWriter.Header().Add("Access-Control-Allow-Headers", "*")
handler.ServeHTTP(responseWriter, request)
})
}
func isPreflight(request *http.Request) bool {
return request.Method == "OPTIONS" &&
request.Header.Get("Origin") != "" &&
request.Header.Get("Access-Control-Request-Method") != ""
}
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