Fix some tag utilities, re-work content rendering

packages/util/src/List.ts

@@ -63,23 +63,23 @@ export const removeFromListByPredicate = (list: List, pred: (t: string[]) => boo
 export const removeFromList = (list: List, value: string) =>
   removeFromListByPredicate(list, nthEq(1, value))
 
-export const addToListPublicly = (list: List, tag: string[]) => {
+export const addToListPublicly = (list: List, ...tags: string[][]) => {
   const template = {
     kind: list.kind,
     content: list.event?.content || "",
-    tags: uniqTags(append(tag, list.publicTags)),
+    tags: uniqTags([...list.publicTags, ...tags]),
   }
 
   return new Encryptable(template, {})
 }
 
-export const addToListPrivately = (list: List, tag: string[]) => {
+export const addToListPrivately = (list: List, ...tags: string[][]) => {
   const template = {
     kind: list.kind,
     tags: list.publicTags,
   }
 
   return new Encryptable(template, {
-    content: JSON.stringify(uniqTags(append(tag, list.privateTags))),
+    content: JSON.stringify(uniqTags([...list.privateTags, ...tags])),
   })
 }

packages/util/src/Tags.ts

@@ -194,12 +194,12 @@ export const getTopicTags = (tags: string[][]) => tags.filter(t => ["t"].include
 export const getTopicTagValues = (tags: string[][]) => getTopicTags(tags).map(nth(1))
 
 export const getRelayTags = (tags: string[][]) =>
-  tags.filter(t => ["r", "relay"].includes(t[0]) && isRelayUrl(t[1]))
+  tags.filter(t => ["r", "relay"].includes(t[0]) && isRelayUrl(t[1] || ""))
 
 export const getRelayTagValues = (tags: string[][]) => getRelayTags(tags).map(nth(1))
 
 export const getGroupTags = (tags: string[][]) =>
-  tags.filter(t => ["h", "group"].includes(t[0]) && t[1] && isRelayUrl(t[2]))
+  tags.filter(t => ["h", "group"].includes(t[0]) && t[1] && isRelayUrl(t[2] || ""))
 
 export const getGroupTagValues = (tags: string[][]) => getGroupTags(tags).map(nth(1))