finish subscriptions

1 files changed, 32 insertions, 0 deletions

diff --git a/src/mixins/sub.pug b/src/mixins/sub.pug
new file mode 100644
index 0000000..a40aa68
--- /dev/null
+++ b/src/mixins/sub.pug
@@ -0,0 +1,32 @@
+mixin subMgmt()
+  script.
+    function getSubs() {
+      var store = localStorage.getItem('subs');
+      if (store) {
+        return store.split(',').map((n)=>n.replace(/\/?r\//,''));
+      } else {
+        return [];
+      }
+    }
+
+    function subscribe(newsub) {
+      var subs = getSubs();
+      if (!subs.includes(newsub)) {
+        localStorage.setItem('subs',[...subs,newsub]);
+        updateButton(newsub);
+      }
+    }
+
+    function unsubscribe(sub) {
+      var subs = getSubs();
+      if (subs.includes(sub)) {
+        localStorage.setItem('subs',subs.filter((s)=>s!=sub));
+        updateButton(sub);
+      }
+    }
+
+    function issub(sub) {
+      return getSubs().includes(sub);
+    }
+
+