-
Notifications
You must be signed in to change notification settings - Fork 1.2k
/
EmpyStateView.swift
131 lines (99 loc) · 3.58 KB
/
EmpyStateView.swift
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
import Library
import Prelude
import UIKit
final class EmptyStateCell: UITableViewCell, ValueCell {
private let emptyStateView = EmptyStateView(frame: .zero)
override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
super.init(style: style, reuseIdentifier: reuseIdentifier)
_ = (self.emptyStateView, self.contentView)
|> ksr_addSubviewToParent()
|> ksr_constrainViewToEdgesInParent()
}
required init?(coder _: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
override func layoutSubviews() {
super.layoutSubviews()
self.separatorInset = .init(leftRight: self.frame.width / 2)
}
func configureWith(value: EmptyStateViewType) {
self.emptyStateView.configure(with: value)
self.contentView.backgroundColor = self.emptyStateView.backgroundColor
}
}
final class EmptyStateView: UIView {
// MARK: - Properties
private let bodyLabel = UILabel(frame: .zero)
private let imageView = UIImageView(frame: .zero)
private let rootStackView = UIStackView(frame: .zero)
private let rootVerticalStackView = UIStackView(frame: .zero)
private let titleLabel = UILabel(frame: .zero)
private let viewModel: EmptyStateViewModelType = EmptyStateViewModel()
override init(frame _: CGRect) {
super.init(frame: .zero)
self.configureSubviews()
self.bindViewModel()
}
required init?(coder _: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
// MARK: - Styles
override func bindStyles() {
super.bindStyles()
_ = self
|> checkoutBackgroundStyle
_ = self.rootStackView
|> \.alignment .~ .center
_ = self.rootVerticalStackView
|> \.alignment .~ .center
|> \.spacing .~ Styles.grid(2)
|> \.axis .~ .vertical
|> \.isLayoutMarginsRelativeArrangement .~ true
_ = self.titleLabel
|> \.textAlignment .~ .center
|> \.numberOfLines .~ 0
|> \.font .~ UIFont.ksr_title3().bolded
_ = self.bodyLabel
|> \.textAlignment .~ .center
|> \.numberOfLines .~ 0
|> \.font .~ UIFont.ksr_subhead()
}
// MARK: - Configuration
func configure(with type: EmptyStateViewType) {
self.viewModel.inputs.configure(with: type)
}
// MARK: - Views
func configureSubviews() {
_ = (self.rootStackView, self)
|> ksr_addSubviewToParent()
|> ksr_constrainViewToEdgesInParent()
_ = ([self.rootVerticalStackView], self.rootStackView)
|> ksr_addArrangedSubviewsToStackView()
_ = ([self.imageView, self.titleLabel, self.bodyLabel], self.rootVerticalStackView)
|> ksr_addArrangedSubviewsToStackView()
self.rootVerticalStackView.setCustomSpacing(Styles.grid(3), after: self.titleLabel)
}
// MARK: - View model
override func bindViewModel() {
super.bindViewModel()
self.bodyLabel.rac.text = self.viewModel.outputs.bodyLabelText
self.bodyLabel.rac.hidden = self.viewModel.outputs.bodyLabelHidden
self.bodyLabel.rac.textColor = self.viewModel.outputs.bodyLabelTextColor
self.titleLabel.rac.text = self.viewModel.outputs.titleLabelText
self.titleLabel.rac.hidden = self.viewModel.outputs.titleLabelHidden
self.viewModel.outputs.leftRightMargins
.observeForUI()
.observeValues { leftRightMargins in
self.rootVerticalStackView.layoutMargins = .init(leftRight: leftRightMargins)
}
self.viewModel.outputs.imageName
.observeForUI()
.observeValues { imageName in
if let imageName = imageName {
self.imageView.image = Library.image(named: imageName)
} else {
self.imageView.image = nil
}
}
}
}