damus/damus/Views/SearchView.swift

//
//  SearchView.swift
//  damus
//
//  Created by William Casarin on 2022-05-09.
//

import SwiftUI

struct SearchView: View {
    let appstate: DamusState
    @StateObject var search: SearchModel
    @Environment(\.dismiss) var dismiss
    
    var body: some View {
        TimelineView(events: search.events, loading: $search.loading, damus: appstate, show_friend_icon: true, filter: { _ in true })
            .navigationBarTitle(describe_search(search.search))
            .onReceive(handle_notify(.switched_timeline)) { obj in
                dismiss()
            }
            .onAppear() {
                search.subscribe()
            }
            .onDisappear() {
                search.unsubscribe()
            }
            .onReceive(handle_notify(.new_mutes)) { notif in
                search.filter_muted()
            }
    }
}

func describe_search(_ filter: NostrFilter) -> String {
    if let hashtags = filter.hashtag {
        if hashtags.count >= 1 {
            return "#" + hashtags[0]
        }
    }
    return "Search"
}

struct SearchView_Previews: PreviewProvider {
    static var previews: some View {
        let test_state = test_damus_state()
        let filter = NostrFilter.filter_hashtag(["bitcoin"])
        let pool = test_state.pool
        
        let model = SearchModel(contacts: test_state.contacts, pool: pool, search: filter)
        
        SearchView(appstate: test_state, search: model)
    }
}