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날씨 앱 [STEP3-1] 요한 #53

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ff80314
refactor: Section extention으로 분리
dpwns1234 Dec 22, 2023
67a0d81
Update UserInterfaceState.xcuserstate
dpwns1234 Dec 22, 2023
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Binary file modified ...xcodeproj/project.xcworkspace/xcuserdata/yejun.xcuserdatad/UserInterfaceState.xcuserstate
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122 changes: 64 additions & 58 deletions WeatherForecast/WeatherForecast/Controller/WeatherViewController.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -9,19 +9,14 @@ import CoreLocation

final class WeatherViewController: UIViewController {

enum Section {
case main
}

private let locationDataManager = LocationDataManager()
private let dataManager = WeatherDataManager()

private var backgroundImageView: UIImageView!
private var collectionView: UICollectionView!

typealias WeatherDataSource = UICollectionViewDiffableDataSource<Section, WeatherForecast.WeatherList>

var dataSource: WeatherDataSource? = nil
private var dataSource: WeatherDataSource? = nil

override func viewDidLoad() {
super.viewDidLoad()
Expand All @@ -35,58 +30,6 @@ final class WeatherViewController: UIViewController {
dataManager.delegate = self
collectionView.delegate = self
}

private func configureHierarchy() {
let layout = createLayout()
collectionView = UICollectionView(frame: view.bounds, collectionViewLayout: layout)
// autoresizingMask: bounds로 적용했을 때, subview의 크기를 어떻게 변경할 것인가에 대한.
collectionView.autoresizingMask = [.flexibleWidth, .flexibleHeight]
collectionView.backgroundColor = UIColor(white: 1, alpha: 0.2)
view.addSubview(collectionView)
}

private func createLayout() -> UICollectionViewLayout {

let itemSize = NSCollectionLayoutSize(widthDimension: .fractionalWidth(1.0), heightDimension: .fractionalHeight(1))
let item = NSCollectionLayoutItem(layoutSize: itemSize)

let groupSize = NSCollectionLayoutSize(widthDimension: .fractionalWidth(1.0), heightDimension: .fractionalHeight(0.08))
let group = NSCollectionLayoutGroup.horizontal(layoutSize: groupSize, subitems: [item])

let headerSize = NSCollectionLayoutSize(widthDimension: .fractionalWidth(1.0), heightDimension: .fractionalHeight(0.16))
let sectionHeader = NSCollectionLayoutBoundarySupplementaryItem(
layoutSize: headerSize,
elementKind: UICollectionView.elementKindSectionHeader,
alignment: .top
)

let section = NSCollectionLayoutSection(group: group)
section.boundarySupplementaryItems = [sectionHeader]
let layout = UICollectionViewCompositionalLayout(section: section)

return layout
}


private func configureDataSource() {
let cellRegistration = UICollectionView.CellRegistration<WeatherCollectionViewCell, WeatherForecast.WeatherList> { (cell, indexPath, item) in
self.bind(on: cell, indexPath: indexPath)
}

let headerRegistration = UICollectionView.SupplementaryRegistration
<WeatherCollectionHeaderView>(elementKind: UICollectionView.elementKindSectionHeader) { (headerView, string, indexPath) in
self.bind(on: headerView)
}

dataSource = WeatherDataSource(collectionView: collectionView) {
(collectionView: UICollectionView, indexPath: IndexPath, identifier: WeatherForecast.WeatherList) -> UICollectionViewCell? in
return collectionView.dequeueConfiguredReusableCell(using: cellRegistration, for: indexPath, item: identifier)
}

dataSource?.supplementaryViewProvider = { (view, kind, index) in
return self.collectionView.dequeueConfiguredReusableSupplementary(using: headerRegistration, for: index)
}
}
}

// MARK: - Bind view
Expand Down Expand Up @@ -145,6 +88,69 @@ extension WeatherViewController: UICollectionViewDelegate {
}
}

// MARK: - CollectionView Compositional Layout Section

extension WeatherViewController {
enum Section {
case main
}
}

// MARK: - Configure CollectionView Layout

extension WeatherViewController {
private func configureHierarchy() {
let layout = createLayout()
collectionView = UICollectionView(frame: view.bounds, collectionViewLayout: layout)
// autoresizingMask: bounds로 적용했을 때, subview의 크기를 어떻게 변경할 것인가에 대한.
collectionView.autoresizingMask = [.flexibleWidth, .flexibleHeight]
collectionView.backgroundColor = UIColor(white: 1, alpha: 0.2)
view.addSubview(collectionView)
}

private func createLayout() -> UICollectionViewLayout {
let itemSize = NSCollectionLayoutSize(widthDimension: .fractionalWidth(1.0), heightDimension: .fractionalHeight(1))
let item = NSCollectionLayoutItem(layoutSize: itemSize)

let groupSize = NSCollectionLayoutSize(widthDimension: .fractionalWidth(1.0), heightDimension: .fractionalHeight(0.08))
let group = NSCollectionLayoutGroup.horizontal(layoutSize: groupSize, subitems: [item])

let headerSize = NSCollectionLayoutSize(widthDimension: .fractionalWidth(1.0), heightDimension: .fractionalHeight(0.16))
let sectionHeader = NSCollectionLayoutBoundarySupplementaryItem(
layoutSize: headerSize,
elementKind: UICollectionView.elementKindSectionHeader,
alignment: .top
)

let section = NSCollectionLayoutSection(group: group)
section.boundarySupplementaryItems = [sectionHeader]
let layout = UICollectionViewCompositionalLayout(section: section)

return layout
}


private func configureDataSource() {
let cellRegistration = UICollectionView.CellRegistration<WeatherCollectionViewCell, WeatherForecast.WeatherList> { (cell, indexPath, item) in
self.bind(on: cell, indexPath: indexPath)
}

let headerRegistration = UICollectionView.SupplementaryRegistration
<WeatherCollectionHeaderView>(elementKind: UICollectionView.elementKindSectionHeader) { (headerView, string, indexPath) in
self.bind(on: headerView)
}

dataSource = WeatherDataSource(collectionView: collectionView) {
(collectionView: UICollectionView, indexPath: IndexPath, identifier: WeatherForecast.WeatherList) -> UICollectionViewCell? in
return collectionView.dequeueConfiguredReusableCell(using: cellRegistration, for: indexPath, item: identifier)
}

dataSource?.supplementaryViewProvider = { (view, kind, index) in
return self.collectionView.dequeueConfiguredReusableSupplementary(using: headerRegistration, for: index)
}
}
}

// MARK: - Set ViewController UI

extension WeatherViewController {
Expand Down