create basic frontend

cmd/scanner/main.go

@@ -194,11 +194,14 @@ func main() {
 		SELECT 'albums', 500000
 		WHERE NOT EXISTS (SELECT * FROM sqlite_sequence)
 	`)
-	orm.Exec(`
-		INSERT INTO users(username, password)
-		SELECT 'admin', 'admin'
-		WHERE NOT EXISTS (SELECT * FROM users)
-	`)
+	orm.FirstOrCreate(&db.User{}, db.User{
+		Name:     "admin",
+		Password: "admin",
+	})
+	orm.FirstOrCreate(&db.User{}, db.User{
+		Name:     "senan",
+		Password: "password",
+	})
 	startTime := time.Now()
 	tx = orm.Begin()
 	err := godirwalk.Walk(os.Args[1], &godirwalk.Options{

cmd/server/main.go

@@ -9,6 +9,11 @@ import (
 	"github.com/sentriz/gonic/handler"
 
 	_ "github.com/jinzhu/gorm/dialects/sqlite"
+	"github.com/wader/gormstore"
+)
+
+var (
+	dbCon = db.New()
 )
 
 type middleware func(next http.HandlerFunc) http.HandlerFunc
@@ -25,17 +30,15 @@ func newChain(wares ...middleware) middleware {
 	}
 }
 
-func main() {
-	address := ":5000"
+func setSubsonicRoutes(mux *http.ServeMux) {
 	cont := handler.Controller{
-		DB: db.New(),
+		DB: dbCon,
 	}
 	withWare := newChain(
 		cont.LogConnection,
 		cont.EnableCORS,
 		cont.CheckParameters,
 	)
-	mux := http.NewServeMux()
 	mux.HandleFunc("/rest/ping", withWare(cont.Ping))
 	mux.HandleFunc("/rest/ping.view", withWare(cont.Ping))
 	mux.HandleFunc("/rest/stream", withWare(cont.Stream))
@@ -56,11 +59,31 @@ func main() {
 	mux.HandleFunc("/rest/getAlbumList2.view", withWare(cont.GetAlbumList))
 	mux.HandleFunc("/rest/getLicense", withWare(cont.GetLicence))
 	mux.HandleFunc("/rest/getLicense.view", withWare(cont.GetLicence))
-	mux.HandleFunc("/", withWare(cont.NotFound))
-	// mux.HandleFunc("/rest/getMusicDirectory", withWare(cont.GetMusicDirectory))
-	// mux.HandleFunc("/rest/getMusicDirectory.view", withWare(cont.GetMusicDirectory))
-	// mux.HandleFunc("/rest/getIndexes", withWare(cont.GetIndexes))
-	// mux.HandleFunc("/rest/getIndexes.view", withWare(cont.GetIndexes))
+}
+
+func setAdminRoutes(mux *http.ServeMux) {
+	cont := handler.Controller{
+		DB:     dbCon,
+		SStore: gormstore.New(dbCon, []byte("saynothinboys")),
+	}
+	withWare := newChain(
+		cont.LogConnection,
+		cont.EnableCORS,
+	)
+	server := http.FileServer(http.Dir("static"))
+	mux.Handle("/admin/static/", http.StripPrefix("/admin/static/", server))
+	mux.HandleFunc("/admin/login", withWare(cont.ServeLogin))
+	mux.HandleFunc("/admin/authenticate", withWare(cont.ServeAuthenticate))
+	mux.HandleFunc("/admin/home", withWare(cont.ServeHome))
+	mux.HandleFunc("/admin/create_user", withWare(cont.ServeCreateUser))
+	mux.HandleFunc("/admin/logout", withWare(cont.ServeLogout))
+}
+
+func main() {
+	address := ":5000"
+	mux := http.NewServeMux()
+	setSubsonicRoutes(mux)
+	setAdminRoutes(mux)
 	server := &http.Server{
 		Addr:         address,
 		Handler:      mux,

db/model.go

@@ -50,7 +50,7 @@ type Cover struct {
 
 // User represents the users table
 type User struct {
-	IDBase
-	Username string `gorm:"not null;unique_index"`
+	Base
+	Name     string `gorm:"not null;unique_index"`
 	Password string
 }

go.mod

@@ -7,6 +7,7 @@ require (
 	github.com/erikstmartin/go-testdb v0.0.0-20160219214506-8d10e4a1bae5 // indirect
 	github.com/go-sql-driver/mysql v1.4.1 // indirect
 	github.com/gofrs/uuid v3.2.0+incompatible // indirect
+	github.com/gorilla/sessions v1.1.3
 	github.com/jinzhu/gorm v1.9.2
 	github.com/jinzhu/inflection v0.0.0-20180308033659-04140366298a // indirect
 	github.com/jinzhu/now v1.0.0 // indirect
@@ -16,6 +17,7 @@ require (
 	github.com/mozillazg/go-unidecode v0.1.1
 	github.com/myesui/uuid v1.0.0 // indirect
 	github.com/twinj/uuid v1.0.0
+	github.com/wader/gormstore v0.0.0-20190302154359-acb787ba3755
 	golang.org/x/crypto v0.0.0-20190411191339-88737f569e3a // indirect
 	google.golang.org/appengine v1.5.0 // indirect
 )

go.sum

@@ -49,6 +49,12 @@ github.com/google/pprof v0.0.0-20181206194817-3ea8567a2e57 h1:eqyIo2HjKhKe/mJzTG
 github.com/google/pprof v0.0.0-20181206194817-3ea8567a2e57/go.mod h1:zfwlbNMJ+OItoe0UupaVj+oy1omPYYDuagoSzA8v9mc=
 github.com/googleapis/gax-go v2.0.0+incompatible/go.mod h1:SFVmujtThgffbyetf+mdk2eWhX2bMyUtNHzFKcPA9HY=
 github.com/googleapis/gax-go/v2 v2.0.4/go.mod h1:0Wqv26UfaUD9n4G6kQubkQ+KchISgw+vpHVxEJEs9eg=
+github.com/gorilla/context v1.1.1 h1:AWwleXJkX/nhcU9bZSnZoi3h/qGYqQAGhq6zZe/aQW8=
+github.com/gorilla/context v1.1.1/go.mod h1:kBGZzfjB9CEq2AlWe17Uuf7NDRt0dE0s8S51q0aT7Yg=
+github.com/gorilla/securecookie v1.1.1 h1:miw7JPhV+b/lAHSXz4qd/nN9jRiAFV5FwjeKyCS8BvQ=
+github.com/gorilla/securecookie v1.1.1/go.mod h1:ra0sb63/xPlUeL+yeDciTfxMRAA+MP+HVt/4epWDjd4=
+github.com/gorilla/sessions v1.1.3 h1:uXoZdcdA5XdXF3QzuSlheVRUvjl+1rKY7zBXL68L9RU=
+github.com/gorilla/sessions v1.1.3/go.mod h1:8KCfur6+4Mqcc6S0FEfKuN15Vl5MgXW92AE8ovaJD0w=
 github.com/gregjones/httpcache v0.0.0-20180305231024-9cad4c3443a7/go.mod h1:FecbI9+v66THATjSRHfNgh1IVFe/9kFxbXtjV0ctIMA=
 github.com/grpc-ecosystem/grpc-gateway v1.5.0/go.mod h1:RSKVYQBd5MCa4OVpNdGskqpgL2+G+NZTnrVHpWWfpdw=
 github.com/grpc-ecosystem/grpc-gateway v1.6.2/go.mod h1:RSKVYQBd5MCa4OVpNdGskqpgL2+G+NZTnrVHpWWfpdw=
@@ -100,6 +106,8 @@ github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXf
 github.com/tarm/serial v0.0.0-20180830185346-98f6abe2eb07/go.mod h1:kDXzergiv9cbyO7IOYJZWg1U88JhDg3PB6klq9Hg2pA=
 github.com/twinj/uuid v1.0.0 h1:fzz7COZnDrXGTAOHGuUGYd6sG+JMq+AoE7+Jlu0przk=
 github.com/twinj/uuid v1.0.0/go.mod h1:mMgcE1RHFUFqe5AfiwlINXisXfDGro23fWdPUfOMjRY=
+github.com/wader/gormstore v0.0.0-20190302154359-acb787ba3755 h1:pNaEDfvqe9W2h4D+xm5f+lnZdao3Rob6O0b8SovpGbE=
+github.com/wader/gormstore v0.0.0-20190302154359-acb787ba3755/go.mod h1:PbEnTGtqU8NGCALR62gu2+eQYO8zQDEvaMJiPaj5Hic=
 go.opencensus.io v0.18.0/go.mod h1:vKdFvxhtzZ9onBp9VKHK8z/sRpBMnKAsufL7wlDrCOA=
 go.opencensus.io v0.19.1/go.mod h1:gug0GbSHa8Pafr0d2urOSgoXHZ6x/RUlaiT0d9pqb4A=
 go4.org v0.0.0-20180809161055-417644f6feb5/go.mod h1:MkTOUMDaeVYJUOUsaDXIhWPZYa1yOyC1qaOBpL57BhE=

handler/admin.go

@@ -0,0 +1,77 @@
+package handler
+
+import (
+	"net/http"
+
+	"github.com/sentriz/gonic/db"
+)
+
+func (c *Controller) ServeLogin(w http.ResponseWriter, r *http.Request) {
+	session, _ := c.SStore.Get(r, "gonic")
+	renderTemplate(w, r, session, "login", &templateData{})
+}
+
+func (c *Controller) ServeAuthenticate(w http.ResponseWriter, r *http.Request) {
+	session, _ := c.SStore.Get(r, "gonic")
+	username := r.FormValue("username")
+	password := r.FormValue("password")
+	if username == "" || password == "" {
+		session.AddFlash("please provide both a username and password")
+		session.Save(r, w)
+		http.Redirect(w, r, "/admin/login", 303)
+		return
+	}
+	var user db.User
+	c.DB.Where("name = ?", username).First(&user)
+	if !(username == user.Name && password == user.Password) {
+		session.AddFlash("invalid username / password")
+		session.Save(r, w)
+		http.Redirect(w, r, "/admin/login", 303)
+		return
+	}
+	session.Values["authenticated"] = true
+	session.Values["user"] = user.ID
+	session.Save(r, w)
+	http.Redirect(w, r, "/admin/home", 303)
+}
+
+func (c *Controller) ServeHome(w http.ResponseWriter, r *http.Request) {
+	session, _ := c.SStore.Get(r, "gonic")
+	authed, _ := session.Values["authenticated"].(bool)
+	if !authed {
+		session.AddFlash("you are not authenticated")
+		session.Save(r, w)
+		http.Redirect(w, r, "/admin/login", 303)
+		return
+	}
+	var data templateData
+	var user db.User
+	c.DB.First(&user, session.Values["user"])
+	data.UserID = user.ID
+	data.Username = user.Name
+	c.DB.Table("album_artists").Count(&data.ArtistCount)
+	c.DB.Table("albums").Count(&data.AlbumCount)
+	c.DB.Table("tracks").Count(&data.TrackCount)
+	c.DB.Find(&data.Users)
+	renderTemplate(w, r, session, "home", &data)
+}
+
+func (c *Controller) ServeCreateUser(w http.ResponseWriter, r *http.Request) {
+	session, _ := c.SStore.Get(r, "gonic")
+	authed, _ := session.Values["authenticated"].(bool)
+	if !authed {
+		session.AddFlash("you are not authenticated")
+		session.Save(r, w)
+		http.Redirect(w, r, "/admin/login", 303)
+		return
+	}
+	renderTemplate(w, r, session, "create_user", &templateData{})
+}
+
+func (c *Controller) ServeLogout(w http.ResponseWriter, r *http.Request) {
+	session, _ := c.SStore.Get(r, "gonic")
+	delete(session.Values, "authenticated")
+	delete(session.Values, "user")
+	session.Save(r, w)
+	http.Redirect(w, r, "/admin/login", 303)
+}

handler/handler.go

@@ -4,16 +4,55 @@ import (
 	"encoding/json"
 	"encoding/xml"
 	"fmt"
+	"html/template"
 	"log"
 	"net/http"
+	"path/filepath"
 	"strconv"
 
-	"github.com/jinzhu/gorm"
+	"github.com/gorilla/sessions"
+	"github.com/sentriz/gonic/db"
 	"github.com/sentriz/gonic/subsonic"
+
+	"github.com/jinzhu/gorm"
+	"github.com/wader/gormstore"
 )
 
+var (
+	templates = make(map[string]*template.Template)
+)
+
+func init() {
+	templates["login"] = template.Must(template.ParseFiles(
+		filepath.Join("templates", "layout.tmpl"),
+		filepath.Join("templates", "admin", "login.tmpl"),
+	))
+	templates["home"] = template.Must(template.ParseFiles(
+		filepath.Join("templates", "layout.tmpl"),
+		filepath.Join("templates", "user.tmpl"),
+		filepath.Join("templates", "admin", "home.tmpl"),
+	))
+	templates["create_user"] = template.Must(template.ParseFiles(
+		filepath.Join("templates", "layout.tmpl"),
+		filepath.Join("templates", "user.tmpl"),
+		filepath.Join("templates", "admin", "create_user.tmpl"),
+	))
+}
+
 type Controller struct {
-	DB *gorm.DB
+	DB        *gorm.DB
+	SStore    *gormstore.Store
+	Templates map[string]*template.Template
+}
+
+type templateData struct {
+	Flashes     []interface{}
+	UserID      uint
+	Username    string
+	ArtistCount uint
+	AlbumCount  uint
+	TrackCount  uint
+	Users       []*db.User
 }
 
 func getStrParam(r *http.Request, key string) string {
@@ -40,7 +79,8 @@ func getIntParamOr(r *http.Request, key string, or int) int {
 	return val
 }
 
-func respondRaw(w http.ResponseWriter, r *http.Request, code int, sub *subsonic.Response) {
+func respondRaw(w http.ResponseWriter, r *http.Request,
+	code int, sub *subsonic.Response) {
 	res := subsonic.MetaResponse{
 		Response: sub,
 	}
@@ -73,12 +113,26 @@ func respondRaw(w http.ResponseWriter, r *http.Request, code int, sub *subsonic.
 	}
 }
 
-func respond(w http.ResponseWriter, r *http.Request, sub *subsonic.Response) {
+func respond(w http.ResponseWriter, r *http.Request,
+	sub *subsonic.Response) {
 	respondRaw(w, r, http.StatusOK, sub)
 }
 
-func respondError(w http.ResponseWriter, r *http.Request, code uint64, message string) {
+func respondError(w http.ResponseWriter, r *http.Request,
+	code uint64, message string) {
 	respondRaw(w, r, http.StatusBadRequest, subsonic.NewError(
 		code, message,
 	))
 }
+
+func renderTemplate(w http.ResponseWriter, r *http.Request,
+	s *sessions.Session, name string, data *templateData) {
+	flashes := s.Flashes()
+	s.Save(r, w)
+	data.Flashes = flashes
+	err := templates[name].ExecuteTemplate(w, "layout", data)
+	if err != nil {
+		http.Error(w, fmt.Sprintf("500 when executing: %v", err), 500)
+		return
+	}
+}

handler/middleware.go

@@ -62,7 +62,7 @@ func (c *Controller) CheckParameters(next http.HandlerFunc) http.HandlerFunc {
 			return
 		}
 		user := db.User{
-			Username: username,
+			Name: username,
 		}
 		err := c.DB.Where(user).First(&user).Error
 		if gorm.IsRecordNotFoundError(err) {

static/stylesheets/main.css

@@ -0,0 +1,77 @@
+div {
+    margin: 0;
+    padding: 0;
+}
+
+body {
+    max-width: 800px;
+    margin: 0 auto;
+    height: 100vh;
+    display: flex;
+    flex-direction: column;
+    justify-content: space-between;
+}
+
+form {
+    max-width: unset;
+}
+
+#content > * {
+    margin: 1rem 0;
+}
+
+.right {
+    text-align: right;
+}
+
+.light {
+    color: #00000082;
+}
+
+.mono {
+    font-family: monospace;
+}
+
+.pre {
+    white-space: pre;
+}
+
+.box {
+    background-color: #0000000a;
+}
+
+.padded {
+    padding: 1rem;
+}
+
+#header {
+    /* background-color: #fdc71b08; */
+    background-image: linear-gradient(white, #fdad1b0d);
+    border-bottom: 1px solid;
+    padding-top: 3rem;
+}
+
+#header img {
+    max-width: 580px;
+    position: relative;
+}
+
+#footer {
+    background-color: #fdad1b0d;
+    border-top: 1px solid;
+    text-align: right;
+}
+
+#flashes {
+    background-color: #fd1b1b29;
+}
+
+#login-form {
+    display: flex;
+    flex-direction: column;
+    align-items: flex-end;
+}
+
+#login-form input[type=submit] {
+    width: 8rem;
+}

templates/admin/create_user.tmpl

@@ -0,0 +1,12 @@
+{{ define "title" }}home{{ end }}
+
+{{ define "user" }}
+<div class="padded box mono">
+    <div>
+        <span><u>create new user</u></span>
+    </div>
+    <div class="right">
+        <span class="pre">howdy</span><br/>
+    </div>
+</div>
+{{ end }}

templates/admin/home.tmpl

@@ -0,0 +1,34 @@
+{{ define "title" }}home{{ end }}
+
+{{ define "user" }}
+<div class="padded box mono">
+    <div>
+        <span><u>stats</u></span>
+    </div>
+    <div class="right">
+        <span class="pre">artists: {{ printf "%7v" .ArtistCount }}</span><br/>
+        <span class="pre">albums: {{ printf "%7v" .AlbumCount }}</span><br/>
+        <span class="pre">tracks: {{ printf "%7v" .TrackCount }}</span>
+    </div>
+</div>
+<div class="padded box mono">
+    <div>
+        <span><u>last.fm</u></span>
+    </div>
+    <div class="right">
+        <span class="pre">unlinked</span><br/>
+    </div>
+</div>
+<div class="padded box mono">
+    <div>
+        <span><u>users</u></span>
+    </div>
+    <div class="right">
+    {{ range $user := .Users }}
+        <span class="pre">{{ $user.Name }} <span class="light">created</span> <u>{{ $user.CreatedAt.Format "Jan 02, 2006" }}</u> <a href="/admin/change_password">change password</a></span><br/>
+    {{ end }}
+    <br>  
+    <a href="/admin/create_user" class="button">create new</a>
+    </div>
+</div>
+{{ end }}

templates/admin/login.tmpl

@@ -0,0 +1,12 @@
+{{ define "title" }}gonic{{ end }}
+
+{{ define "content" }}
+<div class="light">
+    <span>login</span>
+</div>
+<form id="login-form" action="/admin/authenticate" method="post">
+    <input type="text" id="username" name="username" placeholder="username">
+    <input type="password" id="password" name="password" placeholder="password">
+    <input type="submit" value="login">
+</form>
+{{ end }}

templates/layout.tmpl

@@ -0,0 +1,30 @@
+{{ define "layout" }}
+<!doctype html>
+<html>
+    <head>
+        <meta charset="utf-8">
+        <title>{{ template "title" }}</title>
+        <link rel="stylesheet" href="/admin/static/stylesheets/awsm.css">
+        <link rel="stylesheet" href="/admin/static/stylesheets/main.css">
+        <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    </head>
+    <body>
+        <div>
+            <div id="header">
+                <img src="/admin/static/images/gonic.png">
+            </div>
+            <div id="content">
+                {{ if .Flashes }}
+                <div id="flashes">
+                    <p><b>warning:</b> {{ index .Flashes 0 }}</p>
+                </div>
+                {{ end }}
+                {{ template "content" . }}
+            </div>
+        </div>
+        <div id="footer" class="padded">
+            <p>senan kelly, 2019 &#124; <a href="https://github.com/sentriz/gonic">github</a></p>
+        </div>
+    </body>
+</html>
+{{ end }}

templates/user.tmpl

@@ -0,0 +1,8 @@
+{{ define "title" }}home{{ end }}
+
+{{ define "content" }}
+    <div class="light right">
+        <span>welcome <u>{{ .Username }}</u> &#124; <a href="/admin/logout">logout</a></span>
+    </div>
+    {{ template "user" . }}
+{{ end }}