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package main
import (
"context"
"log"
"net/http"
"os"
"github.com/gorilla/handlers"
"github.com/jackc/pgx/v5/pgxpool"
"github.com/joho/godotenv"
"gosten/model"
"gosten/templ"
)
// flags
var (
port uint64
host string
)
var Q *model.Queries
func checkEnvEntry(e string) {
if os.Getenv(e) == "" {
log.Fatalf("Variable '%s' not set", e)
}
}
func checkEnv() {
checkEnvEntry("GOSTEN_DSN")
checkEnvEntry("GOSTEN_ADDRESS")
}
func main() {
if err := godotenv.Load(); err != nil {
log.Fatal("Loading env file: ", err)
}
checkEnv()
db, err := pgxpool.New(context.Background(), os.Getenv("GOSTEN_DSN"))
if err != nil {
log.Fatal(err)
}
if err := db.Ping(context.Background()); err != nil {
log.Fatal(err)
}
defer db.Close()
Q = model.New(db)
mux := http.NewServeMux()
mux.Handle("GET /login", loginPage())
mux.HandleFunc("POST /login", handleLogin)
mux.Handle("GET /logout", handleLogout())
mux.Handle("/static/", http.StripPrefix("/static", http.FileServer(http.Dir("static"))))
mux.Handle("/favicon.ico", http.NotFoundHandler())
handler := sessionHandler(csrfHandler(mux))
handler = handlers.CombinedLoggingHandler(os.Stderr, handler)
handler = handlers.ProxyHeaders(handler)
// the real content, needing authentification
authMux := http.NewServeMux()
mux.Handle("/", RequireAuth(authMux))
authMux.Handle("GET /{$}", indexPage())
log.Fatal(http.ListenAndServe(os.Getenv("GOSTEN_ADDRESS"), handler))
}
func showTemplate(w http.ResponseWriter, tpl string, data any) {
if err := templ.Lookup(tpl).Execute(w, data); err != nil {
log.Panicf("Executing '%s' with %+v: %v", tpl, data, err)
}
}
func indexPage() http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
uid := userId(r)
u, _ := Q.GetUserById(r.Context(), uid)
showTemplate(w, "content", u.Name)
}
}
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