Initial commit

backend/internal/services/contexts.go

@@ -0,0 +1,40 @@
+package services
+
+import (
+	"context"
+
+	"github.com/hay-kot/git-web-template/backend/internal/types"
+)
+
+type contextKeys struct {
+	name string
+}
+
+var (
+	ContextUser      = &contextKeys{name: "User"}
+	ContextUserToken = &contextKeys{name: "UserToken"}
+)
+
+// SetUserCtx is a helper function that sets the ContextUser and ContextUserToken
+// values within the context of a web request (or any context).
+func SetUserCtx(ctx context.Context, user *types.UserOut, token string) context.Context {
+	ctx = context.WithValue(ctx, ContextUser, user)
+	ctx = context.WithValue(ctx, ContextUserToken, token)
+	return ctx
+}
+
+// UseUserCtx is a helper function that returns the user from the context.
+func UseUserCtx(ctx context.Context) *types.UserOut {
+	if val := ctx.Value(ContextUser); val != nil {
+		return val.(*types.UserOut)
+	}
+	return nil
+}
+
+// UseTokenCtx is a helper function that returns the user token from the context.
+func UseTokenCtx(ctx context.Context) string {
+	if val := ctx.Value(ContextUserToken); val != nil {
+		return val.(string)
+	}
+	return ""
+}