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package main
import (
"context"
"database/sql"
"encoding/hex"
"html/template"
"log"
"net/http"
"os"
"os/signal"
"syscall"
"time"
"github.com/gorilla/securecookie"
)
type handler func(DataStore, http.ResponseWriter, *http.Request)
type App struct {
DataStore
Config *Config
CookieHandler *securecookie.SecureCookie
Template *template.Template
}
func New() *App {
app := new(App)
config := NewConfig()
app.Config = config
db, err := sql.Open("postgres", config.Database)
if err = db.Ping(); err != nil {
log.Fatal(err)
}
app.DataStore = &SqlStore{db}
hashKey, err := hex.DecodeString(config.HashKey)
blockKey, err := hex.DecodeString(config.BlockKey)
s := securecookie.New(hashKey, blockKey)
app.CookieHandler = s
fmap := template.FuncMap{
"ago": ago,
}
templates := template.Must(template.New("").Funcs(fmap).ParseGlob("templates/*.tmpl"))
app.Template = templates
return app
}
func logg(fn http.HandlerFunc) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
t := time.Now()
r.ParseForm()
fn(w, r)
log.Println(r.Method, r.URL.Path, time.Since(t))
}
}
func (app *App) InitApiServer() *http.Server {
apiServer := new(http.Server)
sm := http.NewServeMux()
sm.HandleFunc("/", logg(app.mainHandler))
sm.HandleFunc("/np", logg(app.nowPlayingHandler))
sm.HandleFunc("/scrobble", logg(app.scrobbleHandler))
sm.HandleFunc("/2.0/", logg(app.ApiHandler))
apiServer.Addr = ":3001"
apiServer.Handler = sm
return apiServer
}
func (app *App) InitWebServer() *http.Server {
webServer := new(http.Server)
sm := http.NewServeMux()
fs := http.FileServer(http.Dir("static"))
sm.Handle("/static/", http.StripPrefix("/static/", fs))
sm.HandleFunc("/", logg(app.root))
sm.HandleFunc("/callback", logg(app.callback))
sm.HandleFunc("/login", logg(app.login))
sm.HandleFunc("/settings", logg(app.settings))
webServer.Addr = ":8000"
webServer.Handler = sm
return webServer
}
func main() {
log.SetFlags(log.LstdFlags | log.Lshortfile)
app := New()
apiServer := app.InitApiServer()
webServer := app.InitWebServer()
var stop = make(chan os.Signal)
signal.Notify(stop, syscall.SIGKILL)
signal.Notify(stop, syscall.SIGINT)
signal.Notify(stop, syscall.SIGTERM)
go func() {
<-stop
apiServer.Shutdown(context.Background())
log.Println("Api server stopped")
webServer.Shutdown(context.Background())
log.Println("Web server stopped")
}()
go func() {
log.Printf("Api server listening on http://127.0.0.1%s\n", apiServer.Addr)
apiServer.ListenAndServe()
}()
log.Printf("Web server listening on http://127.0.0.1%s\n", webServer.Addr)
webServer.ListenAndServe()
}
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