From 174b239f26e9b877648f5c63432abf8c9bb97654 Mon Sep 17 00:00:00 2001
From: Dan Percic <dan@devplant.ro>
Date: Wed, 23 Feb 2022 13:22:49 +0200
Subject: [PATCH] get a list of enabled filters

---
 src/lib/filtering/filter-utils.ts   | 4 ++--
 src/lib/filtering/filter.service.ts | 6 +++++-
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/lib/filtering/filter-utils.ts b/src/lib/filtering/filter-utils.ts
index 44b4e5c..5d7391b 100644
--- a/src/lib/filtering/filter-utils.ts
+++ b/src/lib/filtering/filter-utils.ts
@@ -96,6 +96,6 @@ export function flatChildren(filters: INestedFilter[]): IFilter[] {
     return filters.reduce((acc: IFilter[], f) => [...acc, ...(f?.children ?? [])], []);
 }
 
-export function toFlatFilters(groups: IFilterGroup[]): IFilter[] {
-    return groups.reduce((acc: IFilter[], f) => [...acc, ...f.filters, ...flatChildren(f.filters)], []);
+export function toFlatFilters(groups: IFilterGroup[], condition = (filters: IFilter[]) => filters): IFilter[] {
+    return groups.reduce((acc: IFilter[], f) => [...acc, ...condition(f.filters), ...condition(flatChildren(f.filters))], []);
 }
diff --git a/src/lib/filtering/filter.service.ts b/src/lib/filtering/filter.service.ts
index e334d10..abcf49b 100644
--- a/src/lib/filtering/filter.service.ts
+++ b/src/lib/filtering/filter.service.ts
@@ -25,9 +25,13 @@ export class FilterService {
         return Object.values(this._filterGroups$.getValue());
     }
 
+    get enabledFlatFilters() {
+        return toFlatFilters(this.filterGroups, filters => filters.filter(f => f.checked));
+    }
+
     private get _showResetFilters$(): Observable<boolean> {
         return this.filterGroups$.pipe(
-            map(toFlatFilters),
+            map(value => toFlatFilters(value)),
             map(f => !!f.find(el => el.checked)),
             shareDistinctLast(),
         );