80 lines
1.7 KiB
Swift
80 lines
1.7 KiB
Swift
//
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// InsertSort.swift
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// damus
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//
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// Created by William Casarin on 2022-05-09.
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//
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import Foundation
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func insert_uniq<T: Equatable>(xs: inout [T], new_x: T) -> Bool {
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for x in xs {
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if x == new_x {
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return false
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}
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}
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xs.append(new_x)
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return true
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}
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func insert_uniq_by_pubkey(events: inout [NostrEvent], new_ev: NostrEvent, cmp: (NostrEvent, NostrEvent) -> Bool) -> Bool {
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var i: Int = 0
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for event in events {
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// don't insert duplicate events
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if new_ev.pubkey == event.pubkey {
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return false
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}
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if cmp(new_ev, event) {
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events.insert(new_ev, at: i)
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return true
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}
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i += 1
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}
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events.append(new_ev)
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return true
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}
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func insert_uniq_sorted_zap(zaps: inout [Zap], new_zap: Zap) -> Bool {
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var i: Int = 0
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for zap in zaps {
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// don't insert duplicate events
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if new_zap.event.id == zap.event.id {
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return false
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}
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if new_zap.invoice.amount > zap.invoice.amount {
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zaps.insert(new_zap, at: i)
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return true
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}
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i += 1
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}
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zaps.append(new_zap)
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return true
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}
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func insert_uniq_sorted_event(events: inout [NostrEvent], new_ev: NostrEvent, cmp: (NostrEvent, NostrEvent) -> Bool) -> Bool {
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var i: Int = 0
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for event in events {
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// don't insert duplicate events
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if new_ev.id == event.id {
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return false
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}
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if cmp(new_ev, event) {
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events.insert(new_ev, at: i)
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return true
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}
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i += 1
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}
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events.append(new_ev)
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return true
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}
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