128 lines
4.2 KiB
Swift
128 lines
4.2 KiB
Swift
//
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// KeywordPickerView.swift
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// Nextcloud Cookbook iOS Client
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//
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// Created by Vincent Meilinger on 03.10.23.
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//
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import Foundation
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import SwiftUI
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struct Keyword: Identifiable {
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let id = UUID()
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let name: String
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init(_ name: String) {
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self.name = name
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}
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}
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struct KeywordPickerView: View {
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@State var title: String
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@State var searchSuggestions: [Keyword]
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@Binding var selection: [String]
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@State var searchText: String = ""
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var columns: [GridItem] = [GridItem(.adaptive(minimum: 150), spacing: 5)]
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var body: some View {
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VStack(alignment: .leading) {
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TextField(title, text: $searchText)
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.textFieldStyle(.roundedBorder)
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.padding()
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ScrollView {
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LazyVGrid(columns: columns, spacing: 5) {
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if searchText != "" {
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KeywordItemView(
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keyword: Keyword(searchText),
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isSelected: selection.contains(searchText)
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) { keyword in
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if selection.contains(keyword.name) {
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selection.removeAll(where: { s in
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s == keyword.name ? true : false
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})
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searchSuggestions.removeAll(where: { s in
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s.name == keyword.name ? true : false
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})
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} else {
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selection.append(keyword.name)
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}
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}
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}
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ForEach(suggestionsFiltered(), id: \.id) { suggestion in
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KeywordItemView(
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keyword: suggestion,
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isSelected: selection.contains(suggestion.name)
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) { keyword in
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if selection.contains(keyword.name) {
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selection.removeAll(where: { s in
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s == keyword.name ? true : false
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})
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} else {
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selection.append(keyword.name)
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}
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}
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}
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}
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Divider().padding()
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HStack {
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Text("Selected keywords:")
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.font(.headline)
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.padding()
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Spacer()
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}
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LazyVGrid(columns: columns, spacing: 5) {
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ForEach(selection, id: \.self) { suggestion in
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KeywordItemView(
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keyword: Keyword(suggestion),
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isSelected: true
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) { keyword in
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if selection.contains(keyword.name) {
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selection.removeAll(where: { s in
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s == keyword.name ? true : false
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})
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} else {
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selection.append(keyword.name)
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}
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}
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}
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}
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Spacer()
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}
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}
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.navigationTitle(title)
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}
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func suggestionsFiltered() -> [Keyword] {
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guard searchText != "" else { return searchSuggestions }
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return searchSuggestions.filter { suggestion in
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suggestion.name.lowercased().contains(searchText.lowercased())
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}
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}
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}
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struct KeywordItemView: View {
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var keyword: Keyword
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var isSelected: Bool
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var tapped: (Keyword) -> ()
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var body: some View {
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HStack {
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if isSelected {
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Image(systemName: "checkmark.circle.fill")
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}
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Text(keyword.name)
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.lineLimit(2)
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}
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.padding()
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.background(
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RoundedRectangle(cornerRadius: 15)
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.foregroundStyle(Color("backgroundHighlight"))
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)
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.onTapGesture {
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tapped(keyword)
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}
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}
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}
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