Files
damus/damus/Util/InsertSort.swift
William Casarin 043eb5b436 Show zap comments in threads and show top zap
Changelog-Added: Top zaps
Changelog-Added: Show zap comments in threads
2023-06-09 10:11:25 +02:00

76 lines
1.9 KiB
Swift

//
// InsertSort.swift
// damus
//
// Created by William Casarin on 2022-05-09.
//
import Foundation
func insert_uniq_sorted_zap(zaps: inout [Zapping], new_zap: Zapping, cmp: (Zapping, Zapping) -> Bool) -> Bool {
var i: Int = 0
for zap in zaps {
if new_zap.request.ev.id == zap.request.ev.id {
// replace pending
if !new_zap.is_pending && zap.is_pending {
print("nwc: replacing pending with real zap \(new_zap.request.ev.id)")
zaps[i] = new_zap
return true
}
// don't insert duplicate events
return false
}
if cmp(new_zap, zap) {
zaps.insert(new_zap, at: i)
return true
}
i += 1
}
zaps.append(new_zap)
return true
}
@discardableResult
func insert_uniq_sorted_zap_by_created(zaps: inout [Zapping], new_zap: Zapping) -> Bool {
return insert_uniq_sorted_zap(zaps: &zaps, new_zap: new_zap) { (a, b) in
a.created_at > b.created_at
}
}
@discardableResult
func insert_uniq_sorted_zap_by_amount(zaps: inout [Zapping], new_zap: Zapping) -> Bool {
return insert_uniq_sorted_zap(zaps: &zaps, new_zap: new_zap) { (a, b) in
a.amount > b.amount
}
}
func insert_uniq_sorted_event_created(events: inout [NostrEvent], new_ev: NostrEvent) -> Bool {
return insert_uniq_sorted_event(events: &events, new_ev: new_ev) {
$0.created_at > $1.created_at
}
}
@discardableResult
func insert_uniq_sorted_event(events: inout [NostrEvent], new_ev: NostrEvent, cmp: (NostrEvent, NostrEvent) -> Bool) -> Bool {
var i: Int = 0
for event in events {
// don't insert duplicate events
if new_ev.id == event.id {
return false
}
if cmp(new_ev, event) {
events.insert(new_ev, at: i)
return true
}
i += 1
}
events.append(new_ev)
return true
}