mastodon-ios/Mastodon/Diffiable/Profile/ProfileFieldSection.swift

172 lines
8.0 KiB
Swift

//
// ProfileFieldSection.swift
// Mastodon
//
// Created by MainasuK Cirno on 2021-5-25.
//
import os
import UIKit
import Combine
import MastodonMeta
import MastodonLocalization
enum ProfileFieldSection: Equatable, Hashable {
case main
}
extension ProfileFieldSection {
struct Configuration {
weak var profileFieldCollectionViewCellDelegate: ProfileFieldCollectionViewCellDelegate?
weak var profileFieldEditCollectionViewCellDelegate: ProfileFieldEditCollectionViewCellDelegate?
}
static func diffableDataSource(
collectionView: UICollectionView,
context: AppContext,
configuration: Configuration
) -> UICollectionViewDiffableDataSource<ProfileFieldSection, ProfileFieldItem> {
collectionView.register(ProfileFieldCollectionViewHeaderFooterView.self, forSupplementaryViewOfKind: UICollectionView.elementKindSectionHeader, withReuseIdentifier: ProfileFieldCollectionViewHeaderFooterView.headerReuseIdentifer)
collectionView.register(ProfileFieldCollectionViewHeaderFooterView.self, forSupplementaryViewOfKind: UICollectionView.elementKindSectionFooter, withReuseIdentifier: ProfileFieldCollectionViewHeaderFooterView.footerReuseIdentifer)
let fieldCellRegistration = UICollectionView.CellRegistration<ProfileFieldCollectionViewCell, ProfileFieldItem> { cell, indexPath, item in
guard case let .field(field) = item else { return }
// set key
do {
let mastodonContent = MastodonContent(content: field.name.value, emojis: field.emojiMeta)
let metaContent = try MastodonMetaContent.convert(document: mastodonContent)
cell.keyMetaLabel.configure(content: metaContent)
} catch {
let content = PlaintextMetaContent(string: field.name.value)
cell.keyMetaLabel.configure(content: content)
}
// set value
do {
let mastodonContent = MastodonContent(content: field.value.value, emojis: field.emojiMeta)
let metaContent = try MastodonMetaContent.convert(document: mastodonContent)
cell.valueMetaLabel.configure(content: metaContent)
} catch {
let content = PlaintextMetaContent(string: field.value.value)
cell.valueMetaLabel.configure(content: content)
}
// set background
var backgroundConfiguration = UIBackgroundConfiguration.listPlainCell()
backgroundConfiguration.backgroundColor = UIColor.secondarySystemBackground
cell.backgroundConfiguration = backgroundConfiguration
cell.delegate = configuration.profileFieldCollectionViewCellDelegate
}
let editFieldCellRegistration = UICollectionView.CellRegistration<ProfileFieldEditCollectionViewCell, ProfileFieldItem> { cell, indexPath, item in
guard case let .editField(field) = item else { return }
cell.keyTextField.text = field.name.value
cell.valueTextField.text = field.value.value
NotificationCenter.default.publisher(for: UITextField.textDidChangeNotification, object: cell.keyTextField)
.compactMap { $0.object as? UITextField }
.map { $0.text ?? "" }
.removeDuplicates()
.assign(to: \.value, on: field.name)
.store(in: &cell.disposeBag)
NotificationCenter.default.publisher(for: UITextField.textDidChangeNotification, object: cell.valueTextField)
.compactMap { $0.object as? UITextField }
.map { $0.text ?? "" }
.removeDuplicates()
.assign(to: \.value, on: field.value)
.store(in: &cell.disposeBag)
// set background
var backgroundConfiguration = UIBackgroundConfiguration.listPlainCell()
backgroundConfiguration.backgroundColor = UIColor.secondarySystemBackground
cell.backgroundConfiguration = backgroundConfiguration
cell.delegate = configuration.profileFieldEditCollectionViewCellDelegate
}
let addEntryCellRegistration = UICollectionView.CellRegistration<ProfileFieldAddEntryCollectionViewCell, ProfileFieldItem> { cell, indexPath, item in
guard case .addEntry = item else { return }
var backgroundConfiguration = UIBackgroundConfiguration.listPlainCell()
backgroundConfiguration.backgroundColorTransformer = .init { [weak cell] _ in
guard let cell = cell else {
return .secondarySystemBackground
}
let state = cell.configurationState
if state.isHighlighted || state.isSelected {
return .secondarySystemBackground.withAlphaComponent(0.5)
} else {
return .secondarySystemBackground
}
}
cell.backgroundConfiguration = backgroundConfiguration
}
let noResultCellRegistration = UICollectionView.CellRegistration<UICollectionViewListCell, ProfileFieldItem> { cell, indexPath, item in
guard case .noResult = item else { return }
var contentConfiguration = cell.defaultContentConfiguration()
contentConfiguration.text = L10n.Scene.Search.Searching.EmptyState.noResults // FIXME:
contentConfiguration.textProperties.alignment = .center
cell.contentConfiguration = contentConfiguration
var backgroundConfiguration = UIBackgroundConfiguration.listPlainCell()
backgroundConfiguration.backgroundColorTransformer = .init { _ in
return .secondarySystemBackground
}
cell.backgroundConfiguration = backgroundConfiguration
}
let dataSource = UICollectionViewDiffableDataSource<ProfileFieldSection, ProfileFieldItem>(collectionView: collectionView) { collectionView, indexPath, item in
switch item {
case .field:
return collectionView.dequeueConfiguredReusableCell(
using: fieldCellRegistration,
for: indexPath,
item: item
)
case .editField:
return collectionView.dequeueConfiguredReusableCell(
using: editFieldCellRegistration,
for: indexPath,
item: item
)
case .addEntry:
return collectionView.dequeueConfiguredReusableCell(
using: addEntryCellRegistration,
for: indexPath,
item: item
)
case .noResult:
return collectionView.dequeueConfiguredReusableCell(
using: noResultCellRegistration,
for: indexPath,
item: item
)
}
}
dataSource.supplementaryViewProvider = { collectionView, kind, indexPath in
switch kind {
case UICollectionView.elementKindSectionHeader:
let reusableView = collectionView.dequeueReusableSupplementaryView(ofKind: kind, withReuseIdentifier: ProfileFieldCollectionViewHeaderFooterView.headerReuseIdentifer, for: indexPath) as! ProfileFieldCollectionViewHeaderFooterView
reusableView.frame.size.height = 20
return reusableView
case UICollectionView.elementKindSectionFooter:
let reusableView = collectionView.dequeueReusableSupplementaryView(ofKind: kind, withReuseIdentifier: ProfileFieldCollectionViewHeaderFooterView.footerReuseIdentifer, for: indexPath) as! ProfileFieldCollectionViewHeaderFooterView
return reusableView
default:
return nil
}
}
return dataSource
}
}