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search: debounce when searching

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so we don't spawn tons of searching tasks for no reason
This commit is contained in:
William Casarin 2023-12-04 12:26:20 -08:00
parent e40d5b3e83
commit f6b59b3f5d
1 changed files with 33 additions and 25 deletions
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24
damus/Views/Search/PullDownSearch.swift
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@ -13,20 +13,16 @@ struct PullDownSearchView: View {
@State private var search_text = ""
@State private var results: [NostrEvent] = []
@State private var is_active: Bool = false
let debouncer: Debouncer = Debouncer(interval: 0.25)
let state: DamusState
let on_cancel: () -> Void
var body: some View {
VStack(alignment: .leading) {
HStack {
TextField("Search", text: $search_text)
.textFieldStyle(RoundedBorderTextFieldStyle())
.onChange(of: search_text) { newValue in
Task.detached {
let note_keys = state.ndb.text_search(query: newValue, limit: 16)
func do_search(query: String) {
let note_keys = state.ndb.text_search(query: query, limit: 16)
var res = [NostrEvent]()
// TODO: fix duplicate results from search
var keyset = Set<NoteKey>()
do {
let txn = NdbTxn(ndb: state.ndb)
for note_key in note_keys {
@ -48,6 +44,18 @@ struct PullDownSearchView: View {
results = res_
}
}
var body: some View {
VStack(alignment: .leading) {
HStack {
TextField("Search", text: $search_text)
.textFieldStyle(RoundedBorderTextFieldStyle())
.onChange(of: search_text) { query in
debouncer.debounce {
Task.detached {
do_search(query: query)
}
}
}
.onTapGesture {
is_active = true