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// |
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// PowerbankDetailView.swift |
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// USB Meter |
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// |
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import SwiftUI |
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struct PowerbankDetailView: View {
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@EnvironmentObject private var appData: AppData |
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@Environment(\.dismiss) private var dismiss |
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let powerbankID: UUID |
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@State private var isEditing = false |
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@State private var pendingDeletion = false |
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private var powerbank: PowerbankSummary? {
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appData.powerbankSummaries.first { $0.id == powerbankID }
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} |
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var body: some View {
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Group {
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if let powerbank {
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content(for: powerbank) |
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} else {
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Text("Powerbank not found.")
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.foregroundColor(.secondary) |
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} |
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} |
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.navigationTitle(powerbank?.name ?? "Powerbank") |
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.navigationBarTitleDisplayMode(.inline) |
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.toolbar {
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ToolbarItem(placement: .navigationBarTrailing) {
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Menu {
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Button("Edit") { isEditing = true }
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Button("Delete", role: .destructive) { pendingDeletion = true }
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} label: {
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Image(systemName: "ellipsis.circle") |
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} |
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.disabled(powerbank == nil) |
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} |
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} |
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.sheet(isPresented: $isEditing) {
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if let powerbank {
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PowerbankEditorSheetView(powerbank: powerbank) |
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.environmentObject(appData) |
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} |
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} |
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.confirmationDialog( |
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"Delete \(powerbank?.name ?? "powerbank")?", |
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isPresented: $pendingDeletion, |
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titleVisibility: .visible |
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) {
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Button("Delete", role: .destructive) {
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if let powerbank {
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_ = appData.deletePowerbank(id: powerbank.id) |
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dismiss() |
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} |
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} |
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Button("Cancel", role: .cancel) {}
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} message: {
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Text("This will permanently remove the powerbank and any sessions where it is the subject. Sessions where it was the source will keep their data, with the source link cleared.")
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} |
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} |
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@ViewBuilder |
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private func content(for powerbank: PowerbankSummary) -> some View {
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Form {
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Section(header: Text("Identity")) {
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row("Name", value: powerbank.name)
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HStack {
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Text("QR identifier")
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Spacer() |
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Text(powerbank.qrIdentifier) |
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.font(.caption.monospaced()) |
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.foregroundColor(.secondary) |
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.textSelection(.enabled) |
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} |
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} |
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Section(header: Text("Battery")) {
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row("Reporting", value: powerbank.batteryLevelReporting.title)
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if powerbank.batteryLevelReporting == .bars {
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row("Bars resolution", value: "\(powerbank.batteryBarsCount)")
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} |
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if let estimatedCapacityWh = powerbank.estimatedBatteryCapacityWh {
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row("Capacity (charged)", value: "\(estimatedCapacityWh.format(decimalDigits: 2)) Wh")
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} |
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if let apparentCapacityWh = powerbank.apparentCapacityWh {
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row("Apparent capacity (delivered)", value: "\(apparentCapacityWh.format(decimalDigits: 2)) Wh")
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} |
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if let efficiency = powerbank.sourceEfficiencyFactor {
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row("Efficiency", value: "\((efficiency * 100).format(decimalDigits: 1))%")
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} |
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} |
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Section(header: Text("Source statistics")) {
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if powerbank.sessionsAsSource.isEmpty {
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Text("No discharge sessions recorded yet.")
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.font(.caption) |
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.foregroundColor(.secondary) |
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} else {
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row("Sessions as source", value: "\(powerbank.sessionsAsSource.count)")
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row("Total Wh delivered", value: "\(powerbank.totalDeliveredEnergyWh.format(decimalDigits: 2)) Wh")
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if let maxPower = powerbank.sourceMaximumPowerWatts {
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row("Max power", value: "\(maxPower.format(decimalDigits: 2)) W")
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} |
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if powerbank.sourceVoltageMaxCurrents.isEmpty == false {
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VStack(alignment: .leading, spacing: 4) {
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Text("Voltage profile")
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.font(.subheadline.weight(.semibold)) |
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ForEach(powerbank.sourceVoltageMaxCurrents.keys.sorted(), id: \.self) { voltage in
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let maxAmps = powerbank.sourceVoltageMaxCurrents[voltage] ?? 0 |
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HStack {
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Text(String(format: "%.1f V", voltage)) |
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.font(.caption.monospaced()) |
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Spacer() |
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Text("max \(maxAmps.format(decimalDigits: 2)) A")
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.font(.caption) |
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.foregroundColor(.secondary) |
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} |
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} |
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} |
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} else if powerbank.sourceObservedVoltageSelections.isEmpty == false {
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row( |
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"Observed voltages", |
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value: powerbank.sourceObservedVoltageSelections |
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.map { String(format: "%.1fV", $0) }
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.joined(separator: ", ") |
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) |
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} |
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} |
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} |
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Section(header: Text("Charging history")) {
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if powerbank.sessionsAsSubject.isEmpty {
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Text("Not charged yet.")
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.font(.caption) |
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.foregroundColor(.secondary) |
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} else {
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row("Charge sessions", value: "\(powerbank.sessionsAsSubject.count)")
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row("Total Wh received", value: "\(powerbank.totalReceivedEnergyWh.format(decimalDigits: 2)) Wh")
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} |
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} |
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if let notes = powerbank.notes, !notes.isEmpty {
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Section(header: Text("Notes")) {
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Text(notes) |
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} |
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} |
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} |
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} |
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private func row(_ label: String, value: String) -> some View {
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HStack {
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Text(label) |
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Spacer() |
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Text(value) |
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.foregroundColor(.secondary) |
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} |
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} |
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} |