From c6596f7733d5aa44a0a672f78874437dc11abae3 Mon Sep 17 00:00:00 2001
From: lyx0 <66651385+lyx0@users.noreply.github.com>
Date: Thu, 18 Aug 2022 22:01:48 +0200
Subject: [PATCH] add cors headers

---
 cmd/api/command.go |  1 +
 cmd/api/routes.go  | 10 ++++++++++
 go.mod             |  1 +
 go.sum             |  2 ++
 4 files changed, 14 insertions(+)

diff --git a/cmd/api/command.go b/cmd/api/command.go
index 0b4cc51..2ba3d84 100644
--- a/cmd/api/command.go
+++ b/cmd/api/command.go
@@ -33,6 +33,7 @@ func (app *application) showCommandHandler(w http.ResponseWriter, r *http.Reques
 		"Command", command,
 	)
 
+	w.Header().Set("Access-Control-Allow-Origin", "*")
 	err = app.writeJSON(w, http.StatusOK, envelope{"command": command}, nil)
 	if err != nil {
 		app.serverErrorResponse(w, r, err)
diff --git a/cmd/api/routes.go b/cmd/api/routes.go
index c2ab691..1fdf1c3 100644
--- a/cmd/api/routes.go
+++ b/cmd/api/routes.go
@@ -12,9 +12,19 @@ func (app *application) routes() *httprouter.Router {
 	router.NotFound = http.HandlerFunc(app.notFoundResponse)
 	router.MethodNotAllowed = http.HandlerFunc(app.methodNotAllowedResponse)
 
+	// cors.Default().Handler(router)
 	router.HandlerFunc(http.MethodGet, "/v1/commands/:name", app.showCommandHandler)
 	router.HandlerFunc(http.MethodPost, "/v1/commands", app.createCommandHandler)
 	router.HandlerFunc(http.MethodPatch, "/v1/commands/:name", app.updateCommandHandler)
 	router.HandlerFunc(http.MethodDelete, "/v1/commands/:name", app.deleteCommandHandler)
+
 	return router
 }
+
+func MiddleCORS(next httprouter.Handle) httprouter.Handle {
+	return func(w http.ResponseWriter,
+		r *http.Request, ps httprouter.Params) {
+		w.Header().Set("Access-Control-Allow-Origin", "*")
+		next(w, r, ps)
+	}
+}
diff --git a/go.mod b/go.mod
index 4ee339a..730a006 100644
--- a/go.mod
+++ b/go.mod
@@ -15,6 +15,7 @@ require (
 
 require (
 	github.com/robfig/cron/v3 v3.0.1 // indirect
+	github.com/rs/cors v1.8.2 // indirect
 	go.uber.org/atomic v1.9.0 // indirect
 	go.uber.org/multierr v1.8.0 // indirect
 	golang.org/x/sync v0.0.0-20210220032951-036812b2e83c // indirect
diff --git a/go.sum b/go.sum
index ca0cf45..a6f0333 100644
--- a/go.sum
+++ b/go.sum
@@ -26,6 +26,8 @@ github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZb
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/robfig/cron/v3 v3.0.1 h1:WdRxkvbJztn8LMz/QEvLN5sBU+xKpSqwwUO1Pjr4qDs=
 github.com/robfig/cron/v3 v3.0.1/go.mod h1:eQICP3HwyT7UooqI/z+Ov+PtYAWygg1TEWWzGIFLtro=
+github.com/rs/cors v1.8.2 h1:KCooALfAYGs415Cwu5ABvv9n9509fSiG5SQJn/AQo4U=
+github.com/rs/cors v1.8.2/go.mod h1:XyqrcTp5zjWr1wsJ8PIRZssZ8b/WMcMf71DJnit4EMU=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=