Add GetIDParamFromCtx

helpers.go

@@ -2,6 +2,7 @@ package babyapi
 
 import (
  "bytes"
+ "context"
  "errors"
  "fmt"
  "html/template"
@@ -22,6 +23,11 @@ func GetIDParam(r *http.Request, name string) string {
  return chi.URLParam(r, IDParamKey(name))
 }
 
+// GetIDParamFromCtx gets resource ID from the request URL for a resource by name
+func GetIDParamFromCtx(ctx context.Context, name string) string {
+ return chi.URLParamFromCtx(ctx, IDParamKey(name))
+}
+
 // IDParamKey gets the chi URL param key used for this API
 func (a *API[T]) IDParamKey() string {
  return IDParamKey(a.name)
@@ -36,6 +42,11 @@ func (a *API[T]) GetIDParam(r *http.Request) string {
  return param
 }
 
+// GetIDParamFromCtx gets resource ID from the request URL for this API's resource
+func (a *API[T]) GetIDParamFromCtx(ctx context.Context) string {
+ return GetIDParamFromCtx(ctx, a.name)
+}
+
 // findIDParam will loop through the whole path to manually find the ID parameter that follows this
 // API's base path name. This is used when a parent API has a middleware which applies to child APIs
 // and attempts to get the child's ID, but the middleware is not aware of child ID URL parameters