import SwiftUI

struct BugRow: View {
    let bug: Bug
    let isUnseen: Bool

    var body: some View {
        HStack(spacing: 10) {
            PriorityBadge(priority: bug.priority)

            VStack(alignment: .leading, spacing: 2) {
                HStack {
                    Text(bug.title)
                        .font(.system(size: 13))
                        .lineLimit(1)
                    if isUnseen {
                        Circle()
                            .fill(.blue)
                            .frame(width: 6, height: 6)
                    }
                }
                HStack(spacing: 8) {
                    StatusPill(status: bug.status)
                    Text(ageString(bug.age))
                        .font(.caption2)
                        .foregroundStyle(.secondary)
                    if let reporter = bug.reporter {
                        Text("by \(reporter)")
                            .font(.caption2)
                            .foregroundStyle(.secondary)
                    }
                    if let customer = bug.customer {
                        Text(customer)
                            .font(.caption2)
                            .foregroundStyle(.blue.opacity(0.8))
                    }
                }
            }

            Spacer()

            Image(systemName: "chevron.right")
                .font(.caption2)
                .foregroundStyle(.secondary)
        }
        .padding(.horizontal, 12)
        .padding(.vertical, 8)
        .background(isUnseen ? Color.blue.opacity(0.05) : Color.clear)
    }

    private func ageString(_ age: TimeInterval) -> String {
        let days = Int(age / 86_400)
        let hours = Int(age / 3_600)
        if days > 0 { return "\(days)d" }
        if hours > 0 { return "\(hours)h" }
        return "just now"
    }
}

struct PriorityBadge: View {
    let priority: BugPriority

    var body: some View {
        Text(priority == .unknown ? "?" : priority.rawValue)
            .font(.caption)
            .fontWeight(.bold)
            .foregroundStyle(.white)
            .padding(.horizontal, 6)
            .padding(.vertical, 2)
            .background(priority.color)
            .clipShape(RoundedRectangle(cornerRadius: 4))
    }
}

struct StatusPill: View {
    let status: BugStatus

    var body: some View {
        Text(status == .unknown ? "Unknown" : status.rawValue)
            .font(.caption2)
            .padding(.horizontal, 5)
            .padding(.vertical, 1)
            .background(status.color.opacity(0.15))
            .foregroundStyle(status.color)
            .clipShape(RoundedRectangle(cornerRadius: 3))
    }
}