From 1629523d8453556a5fbda427a3033e2641beb22e Mon Sep 17 00:00:00 2001
From: Florian Hoss <mail@florianhoss.de>
Date: Wed, 5 Jul 2023 11:41:13 +0200
Subject: [PATCH] Fix html rendering

---
 .gitlab/test.gitlab-ci.yml    |  4 ++--
 docker-compose.yml            |  1 +
 docker/Dockerfile             |  2 +-
 internal/env/env.go           |  2 +-
 internal/router/middleware.go |  7 +++++++
 internal/router/router.go     | 22 ++++++++++++++++++++++
 internal/router/templates.go  | 22 ++++++++++++++++++++++
 7 files changed, 56 insertions(+), 4 deletions(-)
 create mode 100644 internal/router/templates.go

diff --git a/.gitlab/test.gitlab-ci.yml b/.gitlab/test.gitlab-ci.yml
index a2eb497..41c6216 100644
--- a/.gitlab/test.gitlab-ci.yml
+++ b/.gitlab/test.gitlab-ci.yml
@@ -5,8 +5,8 @@ unit_tests:
   extends:
     - .go-cache
   script:
-    - ./swagger.sh install
-    - ./swagger.sh init
+    - ./scripts/swagger.sh install
+    - ./scripts/swagger.sh init
     - go install gotest.tools/gotestsum@latest
     - gotestsum --junitfile report.xml --format testname -- ./... -coverprofile=profile.cov
     - go tool cover -func profile.cov
diff --git a/docker-compose.yml b/docker-compose.yml
index e796d39..962ba90 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -115,6 +115,7 @@ services:
     environment:
       - PUID=1000
       - PGID=1000
+      - SWAGGER_HOST=https://cafe.test
     labels:
       - 'traefik.enable=true'
       - 'traefik.http.routers.backend.rule=Host(`cafe.test`) && PathPrefix(`/api`)'
diff --git a/docker/Dockerfile b/docker/Dockerfile
index ef281f2..74adbbc 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -39,7 +39,7 @@ WORKDIR /app
 COPY ./scripts/entrypoint.sh .
 
 COPY --from=logo /logo.txt .
-COPY --from=nodeBuilder /app/dist/ ./templates/
+COPY --from=nodeBuilder /app/dist/ ./web/
 COPY --from=goBuilder /app/cafe-plaetschwiesle .
 
 ARG VERSION
diff --git a/internal/env/env.go b/internal/env/env.go
index 07e8f06..bc9f229 100644
--- a/internal/env/env.go
+++ b/internal/env/env.go
@@ -15,7 +15,7 @@ type Config struct {
 	Port        int    `env:"PORT" envDefault:"8080" validate:"min=1024,max=49151"`
 	LogLevel    string `env:"LOG_LEVEL" envDefault:"info" validate:"oneof=debug info warn error panic fatal"`
 	Version     string `env:"VERSION" envDefault:"v0.0.0"`
-	SwaggerHost string `env:"SWAGGER_HOST" envDefault:"https://cafe.test"`
+	SwaggerHost string `env:"SWAGGER_HOST"`
 	DB_Host     string `env:"DB_HOST"`
 	DB_User     string `env:"DB_USER"`
 	DB_Password string `env:"DB_PASSWORD"`
diff --git a/internal/router/middleware.go b/internal/router/middleware.go
index 475bc03..2831f0f 100644
--- a/internal/router/middleware.go
+++ b/internal/router/middleware.go
@@ -4,6 +4,13 @@ import (
 	"github.com/labstack/echo/v4"
 )
 
+func longCacheLifetime(next echo.HandlerFunc) echo.HandlerFunc {
+	return func(c echo.Context) error {
+		c.Response().Header().Set(echo.HeaderCacheControl, "public, max-age=31536000")
+		return next(c)
+	}
+}
+
 func authHeader(next echo.HandlerFunc) echo.HandlerFunc {
 	return func(c echo.Context) error {
 		c.Response().Header().Set("Remote-Groups", c.Request().Header.Get("Remote-Groups"))
diff --git a/internal/router/router.go b/internal/router/router.go
index ce5bebe..c96579f 100644
--- a/internal/router/router.go
+++ b/internal/router/router.go
@@ -29,11 +29,26 @@ func InitRouter() *echo.Echo {
 	e.Pre(middleware.RemoveTrailingSlash())
 
 	e.Validator = &CustomValidator{Validator: newValidator()}
+	e.Renderer = initTemplates()
 
 	return e
 }
 
 func SetupRoutes(e *echo.Echo, ctrl *controller.Controller, env *env.Config) {
+	favicon := e.Group("/favicon", longCacheLifetime)
+	favicon.Static("/", "web/favicon")
+	fonts := e.Group("/fonts", longCacheLifetime)
+	fonts.Static("/", "web/fonts")
+	img := e.Group("/img", longCacheLifetime)
+	img.Static("/", "web/img")
+
+	e.Static("/css", "web/css")
+	e.Static("/js", "web/js")
+
+	e.GET("/", func(c echo.Context) error {
+		return c.Render(http.StatusOK, "index.html", nil)
+	})
+
 	api := e.Group("/api")
 	{
 		tableGroup := api.Group("/tables")
@@ -79,6 +94,13 @@ func SetupRoutes(e *echo.Echo, ctrl *controller.Controller, env *env.Config) {
 			})
 		}
 
+		e.GET("/robots.txt", func(ctx echo.Context) error {
+			return ctx.String(http.StatusOK, "User-agent: *\nDisallow: /")
+		})
+		e.RouteNotFound("*", func(ctx echo.Context) error {
+			return ctx.Redirect(http.StatusTemporaryRedirect, "/")
+		})
+
 		if env.SwaggerHost != "" {
 			docs.SwaggerInfo.Title = "Café Plätschwiesle"
 			docs.SwaggerInfo.Description = "This is the backend of Café Plätschwiesle"
diff --git a/internal/router/templates.go b/internal/router/templates.go
new file mode 100644
index 0000000..b99a22e
--- /dev/null
+++ b/internal/router/templates.go
@@ -0,0 +1,22 @@
+package router
+
+import (
+	"html/template"
+	"io"
+
+	"github.com/labstack/echo/v4"
+)
+
+type Template struct {
+	templates *template.Template
+}
+
+func (t *Template) Render(w io.Writer, name string, data interface{}, c echo.Context) error {
+	return t.templates.ExecuteTemplate(w, name, data)
+}
+
+func initTemplates() *Template {
+	return &Template{
+		templates: template.Must(template.ParseGlob("web/*.html")),
+	}
+}