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
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
|
import SwiftUI
struct MessageView: View {
@Environment(HotlineState.self) private var model: HotlineState
@Environment(\.colorScheme) private var colorScheme
@State private var input: String = ""
@State private var scrollPos: Int?
@State private var contentHeight: CGFloat = 0
@State private var userInfo: HotlineUserClientInfo?
@State private var disconnectConfirmShown: Bool = false
@State private var username: String?
@Namespace private var bottomID
@FocusState private var focusedField: FocusedField?
var userID: UInt16
var body: some View {
VStack(alignment: .leading, spacing: 0) {
// MARK: Scroll View
self.messageList
// MARK: Input Divider
Divider()
// MARK: Input Bar
self.inputBar
}
.background(Color(nsColor: .textBackgroundColor))
.onAppear {
self.model.markInstantMessagesAsRead(userID: self.userID)
let user = self.model.users.first(where: { $0.id == self.userID })
self.username = user?.name
}
.onAppear {
self.model.markInstantMessagesAsRead(userID: userID)
}
.toolbar {
if self.model.access?.contains(.canGetClientInfo) == true {
ToolbarItem {
Button {
self.getUserInfo()
} label: {
Image(systemName: "info.circle")
}
.help("View \(self.username ?? "user")'s information")
}
}
if self.model.access?.contains(.canDisconnectUsers) == true {
ToolbarItem {
Button {
self.disconnectConfirmShown = true
} label: {
Image(systemName: "nosign")
}
.help("Disconnect \(self.username ?? "this user")")
}
}
}
.sheet(item: self.$userInfo) { info in
UserClientInfoSheet(info: info)
}
.alert("Are you sure you want to disconnect \(self.username ?? "this user")?", isPresented: self.$disconnectConfirmShown) {
Button("Disconnect", role: .destructive) {
self.disconnectUser()
}
} message: {
Text("They will be disconnected from the server, but may reconnect.")
}
}
private func getUserInfo() {
Task {
if let info = try await self.model.getClientInfoText(id: self.userID) {
self.userInfo = info
}
}
}
private func disconnectUser() {
Task {
try await self.model.disconnectUser(id: self.userID, options: nil)
}
}
private var inputBar: some View {
HStack(alignment: .lastTextBaseline, spacing: 0) {
TextField("Message \(self.username ?? "")", text: $input, axis: .vertical)
.focused($focusedField, equals: .chatInput)
.textFieldStyle(.plain)
.lineLimit(1...5)
.multilineTextAlignment(.leading)
.onSubmit {
if !self.input.isEmpty {
let message = self.input
let uid = self.userID
Task {
try? await self.model.sendInstantMessage(message, userID: uid)
}
}
self.input = ""
}
.frame(maxWidth: .infinity)
.padding()
}
.frame(maxWidth: .infinity, minHeight: 28)
.padding(EdgeInsets(top: 4, leading: 16, bottom: 4, trailing: 16))
.overlay(alignment: .leadingFirstTextBaseline) {
Image(systemName: "chevron.right").opacity(0.4).offset(x: 16)
}
.onContinuousHover { phase in
switch phase {
case .active(_):
NSCursor.iBeam.set()
case .ended:
NSCursor.arrow.set()
break
}
}
.onTapGesture {
focusedField = .chatInput
}
}
private var messageList: some View {
ScrollViewReader { reader in
GeometryReader { gm in
ScrollView(.vertical) {
LazyVStack(alignment: .leading) {
ForEach(self.model.instantMessages[self.userID] ?? [InstantMessage]()) { msg in
HStack(alignment: .firstTextBaseline) {
if msg.direction == .outgoing {
Spacer()
}
Text(LocalizedStringKey(msg.text))
.lineSpacing(4)
.multilineTextAlignment(.leading)
.textSelection(.enabled)
.tint(msg.direction == .outgoing ? Color("Outgoing Message Link") : Color("Link Color"))
.foregroundStyle(msg.direction == .outgoing ? Color("Outgoing Message Text") : Color("Incoming Message Text"))
.padding(EdgeInsets(top: 10, leading: 14, bottom: 10, trailing: 14))
.background(msg.direction == .outgoing ? Color("Outgoing Message Background") : Color("Incoming Message Background"))
.clipShape(RoundedRectangle(cornerRadius: 16))
if msg.direction == .incoming {
Spacer()
}
}
.padding(EdgeInsets(top: 2, leading: 0, bottom: 2, trailing: 0))
}
}
.padding()
VStack(spacing: 0) {}.id(bottomID)
}
.frame(maxWidth: .infinity, maxHeight: .infinity)
.defaultScrollAnchor(.bottom)
.onChange(of: self.model.instantMessages[self.userID]?.count) {
reader.scrollTo(self.bottomID, anchor: .bottom)
self.model.markInstantMessagesAsRead(userID: self.userID)
}
.onAppear {
reader.scrollTo(self.bottomID, anchor: .bottom)
self.model.markInstantMessagesAsRead(userID: self.userID)
}
.onChange(of: gm.size) {
reader.scrollTo(self.bottomID, anchor: .bottom)
}
}
}
}
}
#Preview {
ChatView()
.environment(HotlineState())
}
|
