1→import SwiftUI
     2→
     3→// MARK: - Double Extensions
     4→
     5→extension Double {
     6→    func toBRL() -> String {
     7→        let formatter = NumberFormatter()
     8→        formatter.numberStyle = .currency
     9→        formatter.currencyCode = "BRL"
    10→        formatter.currencySymbol = "R$"
    11→        formatter.minimumFractionDigits = 4
    12→        formatter.maximumFractionDigits = 4
    13→        return formatter.string(from: NSNumber(value: self)) ?? "R$ 0,0000"
    14→    }
    15→
    16→    func toMenuBarString() -> String {
    17→        // Compact format for menu bar: 5.37 instead of R$ 5,3700
    18→        return String(format: "%.2f", self)
    19→    }
    20→
    21→    func toPercent(decimals: Int = 2) -> String {
    22→        return String(format: "%.\(decimals)f%%", self)
    23→    }
    24→
    25→    func formatted(decimals: Int = 2) -> String {
    26→        return String(format: "%.\(decimals)f", self)
    27→    }
    28→}
    29→
    30→// MARK: - Color Extensions
    31→
    32→extension Color {
    33→    init?(hex: String) {
    34→        let hex = hex.trimmingCharacters(in: CharacterSet(charactersIn: "#"))
    35→        guard hex.count == 6, let rgbValue = UInt64(hex, radix: 16) else {
    36→            return nil
    37→        }
    38→
    39→        let r = Double((rgbValue >> 16) & 0xFF) / 255.0
    40→        let g = Double((rgbValue >> 8) & 0xFF) / 255.0
    41→        let b = Double(rgbValue & 0xFF) / 255.0
    42→
    43→        self = Color(red: r, green: g, blue: b)
    44→    }
    45→
    46→    static let bcbGreen = Color(hex: "#10B981") ?? .green
    47→    static let bcbRed = Color(hex: "#EF4444") ?? .red
    48→    static let bcbBlue = Color(hex: "#3B82F6") ?? .blue
    49→    static let bcbPurple = Color(hex: "#8B5CF6") ?? .purple
    50→    static let bcbYellow = Color(hex: "#F59E0B") ?? .yellow
    51→    static let bcbPink = Color(hex: "#EC4899") ?? .pink
    52→
    53→    static let cardBackground = Color(NSColor.controlBackgroundColor)
    54→    static let cardBorder = Color(NSColor.separatorColor)
    55→}
    56→
    57→// MARK: - Date Extensions
    58→
    59→extension Date {
    60→    func toBCBFormat() -> String {
    61→        let formatter = DateFormatter()
    62→        formatter.dateFormat = "MM-dd-yyyy"
    63→        return formatter.string(from: self)
    64→    }
    65→
    66→    func toBRFormat() -> String {
    67→        let formatter = DateFormatter()
    68→        formatter.dateFormat = "dd/MM/yyyy"
    69→        return formatter.string(from: self)
    70→    }
    71→
    72→    func toTimeString() -> String {
    73→        let formatter = DateFormatter()
    74→        formatter.dateFormat = "HH:mm:ss"
    75→        return formatter.string(from: self)
    76→    }
    77→
    78→    func toFullBRString() -> String {
    79→        let formatter = DateFormatter()
    80→        formatter.dateFormat = "dd/MM/yyyy HH:mm"
    81→        return formatter.string(from: self)
    82→    }
    83→
    84→    static func fromBCBString(_ string: String) -> Date? {
    85→        let formatter = DateFormatter()
    86→        formatter.dateFormat = "dd/MM/yyyy"
    87→        return formatter.date(from: string)
    88→    }
    89→
    90→    func daysAgo(_ days: Int) -> Date {
    91→        Calendar.current.date(byAdding: .day, value: -days, to: self) ?? self
    92→    }
    93→}
    94→
    95→// MARK: - String Extensions
    96→
    97→extension String {
    98→    var isNotEmpty: Bool {
    99→        !isEmpty
   100→    }
   101→}
   102→
   103→// MARK: - View Extensions
   104→
   105→extension View {
   106→    func cardStyle() -> some View {
   107→        self
   108→            .padding()
   109→            .background(Color.cardBackground)
   110→            .clipShape(RoundedRectangle(cornerRadius: 12))
   111→            .overlay(
   112→                RoundedRectangle(cornerRadius: 12)
   113→                    .stroke(Color.cardBorder, lineWidth: 1)
   114→            )
   115→    }
   116→
   117→    func sectionHeader() -> some View {
   118→        self
   119→            .font(.headline)
   120→            .foregroundStyle(.secondary)
   121→    }
   122→}
   123→

<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>