create basic frontend

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)
+}