From c1f057a15a8b4e5fbb8c8a608f9af290ff3cc79a Mon Sep 17 00:00:00 2001
From: Jason Kulatunga <jason@thesparktree.com>
Date: Mon, 9 Oct 2023 10:51:38 -0700
Subject: [PATCH] make sure api calls are not cached in the desktop app. fixes
 #270

---
 backend/pkg/web/middleware/cache.go | 11 +++++++++++
 backend/pkg/web/server.go           |  1 +
 2 files changed, 12 insertions(+)
 create mode 100644 backend/pkg/web/middleware/cache.go

diff --git a/backend/pkg/web/middleware/cache.go b/backend/pkg/web/middleware/cache.go
new file mode 100644
index 000000000..5157a7153
--- /dev/null
+++ b/backend/pkg/web/middleware/cache.go
@@ -0,0 +1,11 @@
+package middleware
+
+import "github.com/gin-gonic/gin"
+
+func CacheMiddleware() gin.HandlerFunc {
+	return func(c *gin.Context) {
+		c.Writer.Header().Set("Cache-Control", "no-cache")
+		c.Writer.Header().Set("Pragma", "no-cache")
+		c.Next()
+	}
+}
diff --git a/backend/pkg/web/server.go b/backend/pkg/web/server.go
index aa3669560..8847272b0 100644
--- a/backend/pkg/web/server.go
+++ b/backend/pkg/web/server.go
@@ -37,6 +37,7 @@ func (ae *AppEngine) Setup() (*gin.RouterGroup, *gin.Engine) {
 	{
 		api := base.Group("/api")
 		{
+			api.Use(middleware.CacheMiddleware())
 			api.GET("/health", func(c *gin.Context) {
 				//TODO:
 				// check if the /web folder is populated.