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// |
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// MeterConnectionTabView.swift |
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// USB Meter |
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// |
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import SwiftUI |
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struct MeterConnectionTabView: View {
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@EnvironmentObject private var meter: Meter |
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let size: CGSize |
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let isLandscape: Bool |
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@State private var dataGroupsViewVisibility = false |
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@State private var recordingViewVisibility = false |
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@State private var measurementsViewVisibility = false |
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private let actionStripPadding: CGFloat = 10 |
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private let actionDividerWidth: CGFloat = 1 |
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private let actionButtonMaxWidth: CGFloat = 156 |
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private let actionButtonMinWidth: CGFloat = 88 |
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private let actionButtonHeight: CGFloat = 108 |
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private let pageHorizontalPadding: CGFloat = 12 |
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private let pageVerticalPadding: CGFloat = 12 |
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var body: some View {
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Group {
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if isLandscape {
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landscapeFace {
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VStack(alignment: .leading, spacing: 12) {
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connectionCard(compact: true, showsActions: meter.operationalState == .dataIsAvailable) |
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ConnectionHomeInfoPreviewView(meter: meter) |
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} |
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.frame(maxWidth: .infinity, maxHeight: .infinity, alignment: .topLeading) |
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} |
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} else {
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portraitFace {
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VStack(alignment: .leading, spacing: 12) {
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connectionCard( |
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compact: prefersCompactPortraitConnection, |
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showsActions: meter.operationalState == .dataIsAvailable |
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) |
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ConnectionHomeInfoPreviewView(meter: meter) |
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} |
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} |
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} |
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} |
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} |
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private var prefersCompactPortraitConnection: Bool {
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size.height < 760 || size.width < 380 |
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} |
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private func portraitFace<Content: View>(@ViewBuilder content: () -> Content) -> some View {
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ScrollView {
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content() |
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.frame(maxWidth: .infinity, alignment: .topLeading) |
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.padding(.horizontal, pageHorizontalPadding) |
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.padding(.vertical, pageVerticalPadding) |
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} |
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} |
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private func landscapeFace<Content: View>(@ViewBuilder content: () -> Content) -> some View {
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content() |
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.frame(maxWidth: .infinity, maxHeight: .infinity, alignment: .topLeading) |
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.padding(.horizontal, pageHorizontalPadding) |
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.padding(.vertical, pageVerticalPadding) |
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.frame(maxWidth: .infinity, maxHeight: .infinity, alignment: .topLeading) |
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} |
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private func connectionCard(compact: Bool = false, showsActions: Bool = false) -> some View {
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let cardContent = VStack(alignment: .leading, spacing: compact ? 12 : 18) {
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HStack(alignment: .top) {
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meterIdentity(compact: compact) |
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Spacer() |
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statusBadge |
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} |
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if compact {
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Spacer(minLength: 0) |
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} |
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connectionActionArea(compact: compact) |
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if showsActions {
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VStack(spacing: compact ? 10 : 12) {
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Rectangle() |
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.fill(Color.secondary.opacity(0.12)) |
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.frame(height: 1) |
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actionGrid(compact: compact, embedded: true) |
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} |
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} |
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} |
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.padding(compact ? 16 : 20) |
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.meterCard(tint: meter.color, fillOpacity: 0.22, strokeOpacity: 0.24) |
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return Group {
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if compact {
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cardContent |
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.frame(maxWidth: .infinity, maxHeight: .infinity, alignment: .topLeading) |
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} else {
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cardContent |
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.frame(maxWidth: .infinity, alignment: .topLeading) |
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} |
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} |
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} |
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private func meterIdentity(compact: Bool) -> some View {
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HStack(alignment: .firstTextBaseline, spacing: 8) {
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Text(meter.name) |
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.font(.system(compact ? .title3 : .title2, design: .rounded).weight(.bold)) |
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.lineLimit(1) |
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.minimumScaleFactor(0.8) |
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Text(meter.deviceModelName) |
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.font((compact ? Font.caption : .subheadline).weight(.semibold)) |
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.foregroundColor(.secondary) |
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.lineLimit(1) |
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.minimumScaleFactor(0.8) |
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} |
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} |
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private func actionGrid(compact: Bool = false, embedded: Bool = false) -> some View {
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let currentActionHeight = compact ? CGFloat(86) : actionButtonHeight |
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return GeometryReader { proxy in
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let buttonWidth = actionButtonWidth(for: proxy.size.width) |
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let stripWidth = actionStripWidth(for: buttonWidth) |
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let stripContent = HStack(spacing: 0) {
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meterSheetButton(icon: "square.grid.2x2.fill", title: meter.dataGroupsTitle, tint: .teal, width: buttonWidth, height: currentActionHeight, compact: compact) {
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dataGroupsViewVisibility.toggle() |
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} |
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.sheet(isPresented: $dataGroupsViewVisibility) {
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DataGroupsView(visibility: $dataGroupsViewVisibility) |
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.environmentObject(meter) |
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} |
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if meter.supportsRecordingView {
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actionStripDivider(height: currentActionHeight) |
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meterSheetButton(icon: "gauge.with.dots.needle.50percent", title: "Charge Record", tint: .pink, width: buttonWidth, height: currentActionHeight, compact: compact) {
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recordingViewVisibility.toggle() |
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} |
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.sheet(isPresented: $recordingViewVisibility) {
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RecordingView(visibility: $recordingViewVisibility) |
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.environmentObject(meter) |
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} |
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} |
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actionStripDivider(height: currentActionHeight) |
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meterSheetButton(icon: "clock.arrow.circlepath", title: "App History", tint: .blue, width: buttonWidth, height: currentActionHeight, compact: compact) {
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measurementsViewVisibility.toggle() |
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} |
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.sheet(isPresented: $measurementsViewVisibility) {
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MeasurementsView(visibility: $measurementsViewVisibility) |
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.environmentObject(meter.measurements) |
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} |
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} |
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.padding(actionStripPadding) |
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.frame(width: stripWidth) |
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HStack {
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Spacer(minLength: 0) |
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stripContent |
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.meterCard( |
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tint: embedded ? meter.color : Color.secondary, |
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fillOpacity: embedded ? 0.08 : 0.10, |
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strokeOpacity: embedded ? 0.14 : 0.16, |
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cornerRadius: embedded ? 24 : 22 |
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) |
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Spacer(minLength: 0) |
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} |
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} |
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.frame(height: currentActionHeight + (actionStripPadding * 2)) |
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} |
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private func connectionActionArea(compact: Bool = false) -> some View {
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ConnectionPrimaryActionView( |
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operationalState: meter.operationalState, |
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compact: compact, |
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connectAction: { meter.connect() },
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disconnectAction: { meter.disconnect() }
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) |
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} |
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private func meterSheetButton(icon: String, title: String, tint: Color, width: CGFloat, height: CGFloat, compact: Bool = false, action: @escaping () -> Void) -> some View {
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Button(action: action) {
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VStack(spacing: compact ? 8 : 10) {
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Image(systemName: icon) |
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.font(.system(size: compact ? 18 : 20, weight: .semibold)) |
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.frame(width: compact ? 34 : 40, height: compact ? 34 : 40) |
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.background(Circle().fill(tint.opacity(0.14))) |
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Text(title) |
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.font((compact ? Font.caption : .footnote).weight(.semibold)) |
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.multilineTextAlignment(.center) |
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.lineLimit(2) |
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.minimumScaleFactor(0.9) |
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} |
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.foregroundColor(tint) |
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.frame(width: width, height: height) |
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.contentShape(Rectangle()) |
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} |
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.buttonStyle(.plain) |
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} |
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private var visibleActionButtonCount: CGFloat {
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meter.supportsRecordingView ? 3 : 2 |
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} |
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private func actionButtonWidth(for availableWidth: CGFloat) -> CGFloat {
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let dividerWidth = actionDividerWidth * max(visibleActionButtonCount - 1, 0) |
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let contentWidth = availableWidth - (actionStripPadding * 2) - dividerWidth |
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let fittedWidth = floor(contentWidth / visibleActionButtonCount) |
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return min(actionButtonMaxWidth, max(actionButtonMinWidth, fittedWidth)) |
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} |
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private func actionStripWidth(for buttonWidth: CGFloat) -> CGFloat {
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let dividerWidth = actionDividerWidth * max(visibleActionButtonCount - 1, 0) |
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return (buttonWidth * visibleActionButtonCount) + dividerWidth + (actionStripPadding * 2) |
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} |
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private func actionStripDivider(height: CGFloat) -> some View {
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Rectangle() |
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.fill(Color.secondary.opacity(0.16)) |
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.frame(width: actionDividerWidth, height: max(44, height - 22)) |
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} |
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private var statusBadge: some View {
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ConnectionStatusBadgeView(text: statusText, color: statusColor) |
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} |
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private var statusText: String {
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switch meter.operationalState {
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case .notPresent: |
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return "Missing" |
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case .peripheralNotConnected: |
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return "Ready" |
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case .peripheralConnectionPending: |
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return "Connecting" |
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case .peripheralConnected: |
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return "Linked" |
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case .peripheralReady: |
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return "Preparing" |
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case .comunicating: |
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return "Syncing" |
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case .dataIsAvailable: |
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return "Live" |
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} |
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} |
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private var statusColor: Color {
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Meter.operationalColor(for: meter.operationalState) |
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} |
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} |