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package main
import (
"database/sql"
"embed"
"encoding/json"
"fmt"
"io/fs"
"log"
"net/http"
"github.com/gorilla/mux"
)
//go:embed build/frontend/public
var frontendEmbed embed.FS
func registerHandlers(r *mux.Router, db *sql.DB) {
r.Handle("/api/version", ApiVersion(db))
r.Handle("/api/authentication", ApiAuthentication(db))
// frontend must come last to make sure /api takes precedence
frontend, err := fs.Sub(frontendEmbed, "build/frontend/public")
if err != nil {
log.Fatalf("No embedded frontend: %v.", err)
}
r.PathPrefix("/").Handler(http.FileServerFS(frontend))
}
func ApiVersion(db *sql.DB) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
fmt.Fprint(w, versionTxt)
})
}
func ApiAuthentication(db *sql.DB) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
var data struct {
Username string
Password string
}
dec := json.NewDecoder(r.Body)
dec.DisallowUnknownFields()
err := dec.Decode(&data)
if err != nil {
log.Printf("Failed to decode: %v", err)
w.WriteHeader(http.StatusBadRequest)
return
}
if data.Username == "" {
log.Print("Got registration request with empty username.")
w.WriteHeader(http.StatusBadRequest)
return
}
if data.Password == "" {
log.Print("Got registration request with empty password.")
w.WriteHeader(http.StatusBadRequest)
return
}
})
}
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