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105 lines
4.2 KiB
105 lines
4.2 KiB
//
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// Array+UITableDataSource.swift
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// TournamentStats
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//
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// Created by Laurent Morvillier on 05/08/2019.
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// Copyright © 2019 Stax River. All rights reserved.
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//
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import Foundation
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import UIKit
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class DataSourceWrapper<T : ColumnRepresentable> : NSObject, UITableViewDataSource, UITableViewDelegate {
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var columnRepresentables: [T]
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var columnDescriptors: [ColumnDescriptor] // = T.columnDescriptors()
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var totalWidthWeigth: CGFloat = 0.0
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fileprivate var _maxRows: Int?
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init(array: [T], maxRows: Int? = nil) {
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self.columnRepresentables = array
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self.columnDescriptors = array.first?.columnDescriptors() ?? []
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self.totalWidthWeigth = self.columnDescriptors.map { $0.widthWeight }.reduce(0, +)
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if let max = maxRows, max > columnRepresentables.count {
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self._maxRows = nil
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} else {
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self._maxRows = maxRows
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}
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}
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func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
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// print("numberOfRowsInSection = \(self.columnRepresentables.count)")
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if let max = self._maxRows {
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return 1 + max
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} else {
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return self.columnRepresentables.count + 1 // + 1 for header
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}
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}
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fileprivate let FONTSIZE: CGFloat = 18.0
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func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
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// let cell = tableView.dequeueReusableCell(withIdentifier: "Cell") as! StackTableCell
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let cell = UITableViewCell()
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cell.backgroundColor = UIColor.clear
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var cells: [String]
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switch indexPath.row {
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case 0:
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cells = columnDescriptors.map { $0.header }
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default:
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let cr = self.columnRepresentables[indexPath.row - 1]
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cells = cr.cellValues()
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}
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var font: UIFont = Fonts.bold
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var leftAnchor = cell.contentView.leftAnchor
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for (index, value) in cells.enumerated() {
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if (indexPath.row > 0) {
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font = self.columnDescriptors[index].number ? Fonts.monospaced : Fonts.regular
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}
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let labelContainer: UIView = UIView()
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cell.contentView.addSubview(labelContainer)
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labelContainer.translatesAutoresizingMaskIntoConstraints = false
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labelContainer.topAnchor.constraint(equalTo: cell.contentView.topAnchor).isActive = true
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labelContainer.bottomAnchor.constraint(equalTo: cell.contentView.bottomAnchor).isActive = true
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let leftPadding: CGFloat = (index == 0) ? 0.0 : 0.0 //16.0
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labelContainer.leftAnchor.constraint(equalTo: leftAnchor, constant: leftPadding).isActive = true
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leftAnchor = labelContainer.rightAnchor
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// labelContainer.backgroundColor = index.isMultiple(of: 2) ? UIColor.clear : UIColor(white: 0.9, alpha: 0.1)
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labelContainer.backgroundColor = UIColor.clear
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let multiplier: CGFloat = self.columnDescriptors[index].widthWeight / self.totalWidthWeigth
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labelContainer.widthAnchor.constraint(equalTo: cell.contentView.widthAnchor, multiplier: multiplier).isActive = true
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let label: UILabel = UILabel(frame: CGRect.zero)
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label.textColor = Fonts.color
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label.backgroundColor = UIColor.clear
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label.text = value
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label.font = font
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label.textAlignment = self.columnDescriptors[index].number ? .right : .left
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labelContainer.addSubview(label)
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label.translatesAutoresizingMaskIntoConstraints = false
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label.topAnchor.constraint(equalTo: labelContainer.topAnchor).isActive = true
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label.bottomAnchor.constraint(equalTo: labelContainer.bottomAnchor).isActive = true
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label.leftAnchor.constraint(equalTo: labelContainer.leftAnchor, constant: 8.0).isActive = true
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label.rightAnchor.constraint(equalTo: labelContainer.rightAnchor, constant: -8.0).isActive = true
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}
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return cell
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}
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func tableView(_ tableView: UITableView, heightForRowAt indexPath: IndexPath) -> CGFloat {
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return 36.0
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}
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func tableView(_ tableView: UITableView, heightForHeaderInSection section: Int) -> CGFloat {
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return 0.1
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}
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}
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