feat: setup template engine

go.mod

@@ -7,6 +7,7 @@ require (
 	github.com/golang/protobuf v1.2.0
 	github.com/gopherjs/gopherjs v0.0.0-20181103185306-d547d1d9531e // indirect
 	github.com/gorilla/handlers v1.4.0
+	github.com/gorilla/mux v1.6.2
 	github.com/grpc-ecosystem/go-grpc-middleware v1.0.1-0.20190104160321-4832df01553a
 	github.com/grpc-ecosystem/grpc-gateway v1.6.4
 	github.com/jtolds/gls v4.2.1+incompatible // indirect

go.sum

@@ -198,6 +198,7 @@ github.com/gopherjs/gopherjs v0.0.0-20181103185306-d547d1d9531e/go.mod h1:wJfORR
 github.com/gorilla/context v1.1.1/go.mod h1:kBGZzfjB9CEq2AlWe17Uuf7NDRt0dE0s8S51q0aT7Yg=
 github.com/gorilla/handlers v1.4.0 h1:XulKRWSQK5uChr4pEgSE4Tc/OcmnU9GJuSwdog/tZsA=
 github.com/gorilla/handlers v1.4.0/go.mod h1:Qkdc/uu4tH4g6mTK6auzZ766c4CA0Ng8+o/OAirnOIQ=
+github.com/gorilla/mux v1.6.2 h1:Pgr17XVTNXAk3q/r4CpKzC5xBM/qW1uVLV+IhRZpIIk=
 github.com/gorilla/mux v1.6.2/go.mod h1:1lud6UwP+6orDFRuTfBEV8e9/aOM/c4fVVCaMa2zaAs=
 github.com/gorilla/pat v0.0.0-20180118222023-199c85a7f6d1/go.mod h1:YeAe0gNeiNT5hoiZRI4yiOky6jVdNvfO2N6Kav/HmxY=
 github.com/gorilla/securecookie v1.1.1/go.mod h1:ra0sb63/xPlUeL+yeDciTfxMRAA+MP+HVt/4epWDjd4=

main.go

@@ -12,6 +12,7 @@ import (
 	"github.com/gobuffalo/packr"
 	"github.com/gogo/gateway"
 	"github.com/gorilla/handlers"
+	"github.com/gorilla/mux"
 	grpc_middleware "github.com/grpc-ecosystem/go-grpc-middleware"
 	grpc_zap "github.com/grpc-ecosystem/go-grpc-middleware/logging/zap"
 	grpc_recovery "github.com/grpc-ecosystem/go-grpc-middleware/recovery"
@@ -26,6 +27,7 @@ import (
 
 	"ultre.me/calcbiz/api"
 	"ultre.me/calcbiz/svc"
+	"ultre.me/calcbiz/views"
 )
 
 // VERSION represents the version of the Camembert au lait crew's website
@@ -140,11 +142,14 @@ func startHTTPServer(ctx context.Context, opts *serverOptions) error {
 		return err
 	}
 	zap.L().Info("starting HTTP server", zap.String("bind", opts.HTTPBind))
+	router := mux.NewRouter()
+	views.Setup(router)
+	box := packr.NewBox("./static")
+	router.PathPrefix("/").Handler(http.FileServer(box))
 	mux := http.NewServeMux()
 	mux.Handle("/api/", gwmux)
-
-	box := packr.NewBox("./static")
-	mux.Handle("/", http.FileServer(box))
+	mux.Handle("/", router)
+	// FIXME: handle 404
 
 	handler := handlers.LoggingHandler(os.Stderr, mux)
 	handler = handlers.RecoveryHandler(handlers.PrintRecoveryStack(true))(handler)

templates/templates/home.html → templates/home.html

@@ -1,3 +1,8 @@
+<p>HELLO FROM home.html</p>
+
+<p>Hello {{.hello}}</p>
+
+{{/*
 {% extends "base.html" %}
 {# set page_title = 'Coucou' #}
 {% set columns = 4 %}
@@ -31,3 +36,4 @@
   </div>
   <p class="well">Et plein d'autres..</p>
 {% endblock %}
+*/}}

views/util.go

@@ -0,0 +1,39 @@
+package views
+
+import (
+	"bytes"
+	"fmt"
+	"html/template"
+	"net/http"
+
+	"github.com/gobuffalo/packr"
+	"go.uber.org/zap"
+)
+
+var box = packr.NewBox("../templates")
+
+func setDefaultHeaders(w http.ResponseWriter) {
+	// push(w, "/static/xxx.css")
+	w.Header().Set("Content-Type", "text/html; charset=utf-8")
+}
+
+func renderError(w http.ResponseWriter, r *http.Request, err error) {
+	zap.L().Warn("rendering error", zap.Error(err))
+	fmt.Fprintf(w, "Error: %v\n", err)
+}
+
+func render(w http.ResponseWriter, r *http.Request, tplPath string, data interface{}) {
+	tplFile, err := box.FindString(tplPath)
+	if err != nil {
+		renderError(w, r, err)
+		return
+	}
+	tpl := template.Must(template.New(tplPath).Parse(tplFile))
+
+	buf := new(bytes.Buffer)
+	if err := tpl.ExecuteTemplate(buf, tplPath, data); err != nil {
+		renderError(w, r, err)
+		return
+	}
+	w.Write(buf.Bytes())
+}

views/views.go

@@ -0,0 +1,19 @@
+package views
+
+import (
+	"net/http"
+
+	"github.com/gorilla/mux"
+)
+
+func Setup(router *mux.Router) {
+	router.HandleFunc("/", homeHandler)
+}
+
+func homeHandler(w http.ResponseWriter, r *http.Request) {
+	setDefaultHeaders(w)
+	data := map[string]interface{}{
+		"hello": "world",
+	}
+	render(w, r, "home.html", data)
+}