From 9766bddb974f70b54d5eb0074d3e5ce3f2da39fb Mon Sep 17 00:00:00 2001
From: Jan Eitzinger <jan.treibig@gmail.com>
Date: Thu, 3 Feb 2022 07:25:36 +0100
Subject: [PATCH] Parametrize route generation

---
 routes.go | 56 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100644 routes.go

diff --git a/routes.go b/routes.go
new file mode 100644
index 0000000..62f82fe
--- /dev/null
+++ b/routes.go
@@ -0,0 +1,56 @@
+package main
+
+import (
+	"net/http"
+	"strings"
+
+	"github.com/ClusterCockpit/cc-backend/auth"
+	"github.com/ClusterCockpit/cc-backend/config"
+	"github.com/ClusterCockpit/cc-backend/graph"
+	"github.com/ClusterCockpit/cc-backend/templates"
+	"github.com/gorilla/mux"
+)
+
+type InfoType map[string]interface{}
+
+type Route struct {
+	Route    string
+	Template string
+	Title    string
+	Filter   bool
+	Setup    func(i InfoType, r *http.Request) InfoType
+}
+
+func setupRoutes(router *mux.Router, resolver *graph.Resolver, routes []Route) {
+	for _, route := range routes {
+		router.HandleFunc(route.Route, func(rw http.ResponseWriter, r *http.Request) {
+			conf, err := config.GetUIConfig(r)
+			if err != nil {
+				http.Error(rw, err.Error(), http.StatusInternalServerError)
+				return
+			}
+
+			infos := map[string]interface{}{
+				"admin": true,
+			}
+
+			if user := auth.GetUser(r.Context()); user != nil {
+				infos["username"] = user.Username
+				infos["admin"] = user.HasRole(auth.RoleAdmin)
+			} else {
+				infos["username"] = false
+				infos["admin"] = false
+			}
+
+			infos = route.Setup(infos, r)
+			route.Title = strings.Replace(route.Title, "<ID>", infos["id"].(string), 1)
+
+			templates.Render(rw, r, route.Template, &templates.Page{
+				Title:         route.Title,
+				Config:        conf,
+				Infos:         infos,
+				FilterPresets: buildFilterPresets(r.URL.Query()),
+			})
+		})
+	}
+}