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Add indication of followers you know in a profile

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Changelog-Added: Add indication of followers you know in a profile
This commit is contained in:
Terry Yiu
2023-06-20 00:54:26 -04:00
committed by William Casarin
parent de84456a57
commit 422167f7aa
8 changed files with 158 additions and 5 deletions
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20
damus/Models/Contacts.swift
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@@ -11,6 +11,8 @@ import Foundation
class Contacts {
private var friends: Set<String> = Set()
private var friend_of_friends: Set<String> = Set()
/// Tracks which friends are friends of a given pubkey.
private var pubkey_to_our_friends = [String : Set<String>]()
private var muted: Set<String> = Set()
let our_pubkey: String
@@ -58,6 +60,10 @@ class Contacts {
func remove_friend(_ pubkey: String) {
friends.remove(pubkey)
pubkey_to_our_friends.forEach {
pubkey_to_our_friends[$0.key]?.remove(pubkey)
}
}
func get_friend_list() -> [String] {
@@ -73,6 +79,15 @@ class Contacts {
for tag in contact.tags {
if tag.count >= 2 && tag[0] == "p" {
friend_of_friends.insert(tag[1])
// Exclude themself and us.
if contact.pubkey != our_pubkey && contact.pubkey != tag[1] {
if pubkey_to_our_friends[tag[1]] == nil {
pubkey_to_our_friends[tag[1]] = Set<String>()
}
pubkey_to_our_friends[tag[1]]?.insert(contact.pubkey)
}
}
}
}
@@ -96,6 +111,11 @@ class Contacts {
func follow_state(_ pubkey: String) -> FollowState {
return is_friend(pubkey) ? .follows : .unfollows
}
/// Gets the list of pubkeys of our friends who follow the given pubkey.
func get_friended_followers(_ pubkey: String) -> [String] {
return Array((pubkey_to_our_friends[pubkey] ?? Set()))
}
}
func follow_user(pool: RelayPool, our_contacts: NostrEvent?, pubkey: String, privkey: String, follow: ReferencedId) -> NostrEvent? {