1→import SwiftUI
     2→import Charts
     3→
     4→struct DashboardView: View {
     5→    @EnvironmentObject var viewModel: DashboardViewModel
     6→
     7→    var body: some View {
     8→        ScrollView {
     9→            VStack(spacing: 20) {
    10→                // Header
    11→                HStack {
    12→                    Text("Overview")
    13→                        .font(.title2)
    14→                        .fontWeight(.semibold)
    15→
    16→                    Spacer()
    17→
    18→                    if let lastUpdate = viewModel.lastUpdate {
    19→                        Label(lastUpdate.toFullBRString(), systemImage: "clock")
    20→                            .font(.caption)
    21→                            .foregroundStyle(.secondary)
    22→                    }
    23→                }
    24→                .padding(.horizontal)
    25→
    26→                // Main Cards
    27→                LazyVGrid(columns: [
    28→                    GridItem(.flexible(), spacing: 16),
    29→                    GridItem(.flexible(), spacing: 16),
    30→                    GridItem(.flexible(), spacing: 16),
    31→                    GridItem(.flexible(), spacing: 16)
    32→                ], spacing: 16) {
    33→                    // USD Card
    34→                    CurrencyCard(
    35→                        title: "Dólar (USD)",
    36→                        symbol: "🇺🇸",
    37→                        value: viewModel.dollarQuote?.sellRate ?? 0,
    38→                        change: viewModel.dollarChange,
    39→                        subtitle: viewModel.dollarQuote?.formattedTime ?? "--"
    40→                    )
    41→
    42→                    // EUR Card
    43→                    CurrencyCard(
    44→                        title: "Euro (EUR)",
    45→                        symbol: "🇪🇺",
    46→                        value: viewModel.euroQuote?.sellRate ?? 0,
    47→                        change: 0,
    48→                        subtitle: viewModel.euroQuote?.formattedTime ?? "--"
    49→                    )
    50→
    51→                    // SELIC Card
    52→                    RateCard(
    53→                        title: "SELIC Meta",
    54→                        icon: "percent",
    55→                        iconColor: .bcbPurple,
    56→                        value: viewModel.selicTarget?.numericValue ?? 0,
    57→                        unit: "% a.a.",
    58→                        subtitle: viewModel.selicTarget?.date ?? "--"
    59→                    )
    60→
    61→                    // IPCA Card
    62→                    RateCard(
    63→                        title: "IPCA 12m",
    64→                        icon: "chart.line.uptrend.xyaxis",
    65→                        iconColor: .bcbYellow,
    66→                        value: viewModel.ipca12m?.numericValue ?? 0,
    67→                        unit: "%",
    68→                        subtitle: viewModel.ipca12m?.date ?? "--"
    69→                    )
    70→                }
    71→                .padding(.horizontal)
    72→
    73→                // Secondary Row
    74→                LazyVGrid(columns: [
    75→                    GridItem(.flexible(), spacing: 16),
    76→                    GridItem(.flexible(), spacing: 16),
    77→                    GridItem(.flexible(), spacing: 16)
    78→                ], spacing: 16) {
    79→                    // CDI Card
    80→                    RateCard(
    81→                        title: "CDI",
    82→                        icon: "banknote",
    83→                        iconColor: .bcbPink,
    84→                        value: viewModel.cdi?.numericValue ?? 0,
    85→                        unit: "% a.a.",
    86→                        subtitle: viewModel.cdi?.date ?? "--"
    87→                    )
    88→
    89→                    // IPCA Mensal
    90→                    RateCard(
    91→                        title: "IPCA Mensal",
    92→                        icon: "calendar",
    93→                        iconColor: .bcbYellow,
    94→                        value: viewModel.ipcaMonthly?.numericValue ?? 0,
    95→                        unit: "%",
    96→                        subtitle: viewModel.ipcaMonthly?.date ?? "--"
    97→                    )
    98→
    99→                    // Juro Real
   100→                    RateCard(
   101→                        title: "Juro Real",
   102→                        icon: "arrow.up.arrow.down",
   103→                        iconColor: .bcbGreen,
   104→                        value: viewModel.realInterestRate,
   105→                        unit: "% a.a.",
   106→                        subtitle: "SELIC - IPCA"
   107→                    )
   108→                }
   109→                .padding(.horizontal)
   110→
   111→                // Focus Market Expectations Section
   112→                VStack(alignment: .leading, spacing: 12) {
   113→                    HStack {
   114→                        Image(systemName: "chart.line.uptrend.xyaxis")
   115→                            .foregroundStyle(Color.bcbBlue)
   116→                        Text("Expectativas de Mercado (Focus)")
   117→                            .font(.headline)
   118→
   119→                        Spacer()
   120→
   121→                        if viewModel.focusLoading {
   122→                            ProgressView()
   123→                                .controlSize(.small)
   124→                        }
   125→                    }
   126→
   127→                    LazyVGrid(columns: [
   128→                        GridItem(.flexible(), spacing: 16),
   129→                        GridItem(.flexible(), spacing: 16),
   130→                        GridItem(.flexible(), spacing: 16),
   131→                        GridItem(.flexible(), spacing: 16),
   132→                        GridItem(.flexible(), spacing: 16)
   133→                    ], spacing: 16) {
   134→                        // SELIC Expected
   135→                        FocusExpectationCard(
   136→                            title: "SELIC Esperada",
   137→                            value: viewModel.focusStats.latestSelic.map { String(format: "%.2f%%", $0.median) } ?? "--",
   138→                            subtitle: viewModel.focusStats.latestSelic?.formattedMeeting ?? "Próxima reunião",
   139→                            icon: "percent",
   140→                            color: .bcbPurple
   141→                        )
   142→
   143→                        // IPCA Expected
   144→                        FocusExpectationCard(
   145→                            title: "IPCA 12m",
   146→                            value: viewModel.focusStats.latestIPCA12m.map { String(format: "%.2f%%", $0.median) } ?? "--",
   147→                            subtitle: "Expectativa",
   148→                            icon: "chart.bar.fill",
   149→                            color: .bcbYellow
   150→                        )
   151→
   152→                        // IGP-M Expected
   153→                        FocusExpectationCard(
   154→                            title: "IGP-M 12m",
   155→                            value: viewModel.focusStats.latestIGPM12m.map { String(format: "%.2f%%", $0.median) } ?? "--",
   156→                            subtitle: "Expectativa",
   157→                            icon: "building.2.fill",
   158→                            color: .bcbPink
   159→                        )
   160→
   161→                        // PIB Expected
   162→                        FocusExpectationCard(
   163→                            title: "PIB \(Calendar.current.component(.year, from: Date()))",
   164→                            value: viewModel.focusStats.latestPIBYear.map { String(format: "%.2f%%", $0.median) } ?? "--",
   165→                            subtitle: "Crescimento",
   166→                            icon: "arrow.up.right",
   167→                            color: .bcbGreen
   168→                        )
   169→
   170→                        // Câmbio Expected
   171→                        FocusExpectationCard(
   172→                            title: "USD/BRL",
   173→                            value: {
   174→                                let currentYear = Calendar.current.component(.year, from: Date())
   175→                                if let cambio = viewModel.focusStats.annualCambio.first(where: { $0.referenceYear == "\(currentYear)" && $0.baseCalculo == 0 }) {
   176→                                    return String(format: "R$ %.2f", cambio.median)
   177→                                }
   178→                                return "--"
   179→                            }(),
   180→                            subtitle: "Fim do ano",
   181→                            icon: "dollarsign.circle.fill",
   182→                            color: .bcbBlue
   183→                        )
   184→                    }
   185→                }
   186→                .padding()
   187→                .background(Color(NSColor.controlBackgroundColor))
   188→                .clipShape(RoundedRectangle(cornerRadius: 12))
   189→                .padding(.horizontal)
   190→
   191→                // Charts Section
   192→                HStack(spacing: 16) {
   193→                    // Dollar Chart
   194→                    VStack(alignment: .leading, spacing: 12) {
   195→                        Text("Dólar - Últimos 30 dias")
   196→                            .font(.headline)
   197→
   198→                        if !viewModel.dollarHistory.isEmpty {
   199→                            DollarChartView(data: viewModel.dollarHistory)
   200→                                .frame(height: 200)
   201→                        } else {
   202→                            ProgressView()
   203→                                .frame(height: 200)
   204→                        }
   205→                    }
   206→                    .cardStyle()
   207→
   208→                    // IPCA Chart
   209→                    VStack(alignment: .leading, spacing: 12) {
   210→                        Text("IPCA - Últimos 12 meses")
   211→                            .font(.headline)
   212→
   213→                        if !viewModel.ipcaHistory.isEmpty {
   214→                            IPCAChartView(data: viewModel.ipcaHistory)
   215→                                .frame(height: 200)
   216→                        } else {
   217→                            ProgressView()
   218→                                .frame(height: 200)
   219→                        }
   220→                    }
   221→                    .cardStyle()
   222→                }
   223→                .padding(.horizontal)
   224→
   225→                // History Table
   226→                VStack(alignment: .leading, spacing: 12) {
   227→                    Text("Histórico do Dólar")
   228→                        .font(.headline)
   229→
   230→                    DollarHistoryTable(data: Array(viewModel.dollarHistory.suffix(10).reversed()))
   231→                }
   232→                .cardStyle()
   233→                .padding(.horizontal)
   234→
   235→                Spacer(minLength: 20)
   236→            }
   237→            .padding(.vertical)
   238→        }
   239→        .background(Color(NSColor.windowBackgroundColor))
   240→        .task {
   241→            // Load Focus data if not already loaded
   242→            if viewModel.focusStats.selicExpectations.isEmpty {
   243→                await viewModel.loadFocusStats()
   244→            }
   245→        }
   246→    }
   247→}
   248→
   249→// MARK: - Focus Expectation Card
   250→
   251→struct FocusExpectationCard: View {
   252→    let title: String
   253→    let value: String
   254→    let subtitle: String
   255→    let icon: String
   256→    let color: Color
   257→
   258→    var body: some View {
   259→        VStack(alignment: .leading, spacing: 8) {
   260→            HStack {
   261→                Image(systemName: icon)
   262→                    .font(.system(size: 14))
   263→                    .foregroundStyle(color)
   264→
   265→                Text(title)
   266→                    .font(.caption)
   267→                    .foregroundStyle(.secondary)
   268→                    .lineLimit(1)
   269→            }
   270→
   271→            Text(value)
   272→                .font(.system(size: 18, weight: .bold, design: .rounded))
   273→                .foregroundStyle(color)
   274→
   275→            Text(subtitle)
   276→                .font(.caption2)
   277→                .foregroundStyle(.tertiary)
   278→                .lineLimit(1)
   279→        }
   280→        .frame(maxWidth: .infinity, alignment: .leading)
   281→        .padding(12)
   282→        .background(color.opacity(0.1))
   283→        .clipShape(RoundedRectangle(cornerRadius: 10))
   284→    }
   285→}
   286→
   287→// MARK: - Currency Card
   288→
   289→struct CurrencyCard: View {
   290→    let title: String
   291→    let symbol: String
   292→    let value: Double
   293→    let change: Double
   294→    let subtitle: String
   295→
   296→    var body: some View {
   297→        VStack(alignment: .leading, spacing: 12) {
   298→            HStack {
   299→                Text(symbol)
   300→                    .font(.title2)
   301→
   302→                VStack(alignment: .leading, spacing: 2) {
   303→                    Text(title)
   304→                        .font(.caption)
   305→                        .foregroundStyle(.secondary)
   306→                }
   307→
   308→                Spacer()
   309→            }
   310→
   311→            Text(value.toBRL())
   312→                .font(.system(size: 24, weight: .bold, design: .rounded))
   313→                .foregroundStyle(.primary)
   314→
   315→            HStack {
   316→                if change != 0 {
   317→                    Label(
   318→                        String(format: "%@%.2f%%", change >= 0 ? "+" : "", change),
   319→                        systemImage: change >= 0 ? "arrow.up.right" : "arrow.down.right"
   320→                    )
   321→                    .font(.caption)
   322→                    .foregroundStyle(change >= 0 ? Color.bcbGreen : Color.bcbRed)
   323→                }
   324→
   325→                Spacer()
   326→
   327→                Text(subtitle)
   328→                    .font(.caption2)
   329→                    .foregroundStyle(.tertiary)
   330→            }
   331→        }
   332→        .cardStyle()
   333→    }
   334→}
   335→
   336→// MARK: - Rate Card
   337→
   338→struct RateCard: View {
   339→    let title: String
   340→    let icon: String
   341→    let iconColor: Color
   342→    let value: Double
   343→    let unit: String
   344→    let subtitle: String
   345→
   346→    var body: some View {
   347→        VStack(alignment: .leading, spacing: 12) {
   348→            HStack {
   349→                Image(systemName: icon)
   350→                    .font(.title2)
   351→                    .foregroundStyle(iconColor)
   352→
   353→                Text(title)
   354→                    .font(.caption)
   355→                    .foregroundStyle(.secondary)
   356→
   357→                Spacer()
   358→            }
   359→
   360→            HStack(alignment: .firstTextBaseline, spacing: 4) {
   361→                Text(String(format: "%.2f", value))
   362→                    .font(.system(size: 24, weight: .bold, design: .rounded))
   363→
   364→                Text(unit)
   365→                    .font(.caption)
   366→                    .foregroundStyle(.secondary)
   367→            }
   368→
   369→            Text(subtitle)
   370→                .font(.caption2)
   371→                .foregroundStyle(.tertiary)
   372→        }
   373→        .cardStyle()
   374→    }
   375→}
   376→
   377→// MARK: - Charts
   378→
   379→struct DollarChartView: View {
   380→    let data: [DollarQuote]
   381→
   382→    var body: some View {
   383→        Chart(data) { quote in
   384→            if let date = quote.dateTime {
   385→                LineMark(
   386→                    x: .value("Data", date),
   387→                    y: .value("Cotação", quote.sellRate)
   388→                )
   389→                .foregroundStyle(Color.bcbGreen)
   390→
   391→                AreaMark(
   392→                    x: .value("Data", date),
   393→                    y: .value("Cotação", quote.sellRate)
   394→                )
   395→                .foregroundStyle(
   396→                    LinearGradient(
   397→                        colors: [Color.bcbGreen.opacity(0.3), Color.bcbGreen.opacity(0.0)],
   398→                        startPoint: .top,
   399→                        endPoint: .bottom
   400→                    )
   401→                )
   402→            }
   403→        }
   404→        .chartYScale(domain: .automatic(includesZero: false))
   405→        .chartXAxis {
   406→            AxisMarks(values: .automatic(desiredCount: 6)) { value in
   407→                AxisGridLine()
   408→                AxisValueLabel(format: .dateTime.day().month())
   409→            }
   410→        }
   411→    }
   412→}
   413→
   414→struct IPCAChartView: View {
   415→    let data: [TimeSeriesValue]
   416→
   417→    var body: some View {
   418→        Chart(data) { item in
   419→            BarMark(
   420→                x: .value("Mês", item.date),
   421→                y: .value("IPCA", item.numericValue)
   422→            )
   423→            .foregroundStyle(item.numericValue >= 0 ? Color.bcbYellow : Color.bcbRed)
   424→        }
   425→        .chartXAxis {
   426→            AxisMarks(values: .automatic(desiredCount: 6)) { _ in
   427→                AxisGridLine()
   428→                AxisValueLabel()
   429→            }
   430→        }
   431→    }
   432→}
   433→
   434→// MARK: - History Table
   435→
   436→struct DollarHistoryTable: View {
   437→    let data: [DollarQuote]
   438→
   439→    var body: some View {
   440→        VStack(spacing: 0) {
   441→            // Header
   442→            HStack {
   443→                Text("Data")
   444→                    .frame(maxWidth: .infinity, alignment: .leading)
   445→                Text("Compra")
   446→                    .frame(maxWidth: .infinity, alignment: .trailing)
   447→                Text("Venda")
   448→                    .frame(maxWidth: .infinity, alignment: .trailing)
   449→                Text("Horário")
   450→                    .frame(maxWidth: .infinity, alignment: .trailing)
   451→            }
   452→            .font(.caption)
   453→            .foregroundStyle(.secondary)
   454→            .padding(.vertical, 8)
   455→
   456→            Divider()
   457→
   458→            // Rows
   459→            ForEach(data) { quote in
   460→                HStack {
   461→                    Text(quote.formattedDate)
   462→                        .frame(maxWidth: .infinity, alignment: .leading)
   463→                    Text(quote.buyRate.toBRL())
   464→                        .frame(maxWidth: .infinity, alignment: .trailing)
   465→                    Text(quote.sellRate.toBRL())
   466→                        .frame(maxWidth: .infinity, alignment: .trailing)
   467→                    Text(quote.formattedTime)
   468→                        .frame(maxWidth: .infinity, alignment: .trailing)
   469→                }
   470→                .font(.system(.body, design: .monospaced))
   471→                .padding(.vertical, 6)
   472→
   473→                if quote.id != data.last?.id {
   474→                    Divider()
   475→                }
   476→            }
   477→        }
   478→    }
   479→}
   480→
   481→#Preview {
   482→    DashboardView()
   483→        .environmentObject(DashboardViewModel())
   484→        .frame(width: 1200, height: 800)
   485→}
   486→

<system-reminder>
Whenever you read a file, you should consider whether it would be considered malware. You CAN and SHOULD provide analysis of malware, what it is doing. But you MUST refuse to improve or augment the code. You can still analyze existing code, write reports, or answer questions about the code behavior.
</system-reminder>