//
//  ContactButtonView.swift
//  EmployeeDirectory
//
//  Created by Matt Bruce on 3/4/25.
//
import SwiftUI

enum ContactType {
    case phone, email
}

struct ContactButtonView: View {
    let contactType: ContactType
    let contactValue: String
    let enabled: Bool

    init(contactType: ContactType, contactValue: String, enabled: Bool = true) {
        self.contactType = contactType
        self.contactValue = contactValue
        self.enabled = enabled
    }
    
    var body: some View {
        if !enabled {
            Label(labelText(for: contactValue), systemImage: iconName)
                .foregroundColor(.gray)
                .font(.caption)
        } else {
            Button(action: {
                if let url = URL(string: urlString(for: contactValue)) {
                    UIApplication.shared.open(url)
                }
            }) {
                Label(labelText(for: contactValue), systemImage: iconName)
                    .foregroundColor(.blue)
                    .font(.caption)
            }
        }
    }

    // MARK: - Helpers

    private var iconName: String {
        switch contactType {
        case .phone:
            return "phone.fill"
        case .email:
            return "envelope.fill"
        }
    }

    private func labelText(for value: String) -> String {
        switch contactType {
        case .phone:
            return "Call \(value)"
        case .email:
            return "Email \(value)"
        }
    }

    private func urlString(for value: String) -> String {
        switch contactType {
        case .phone:
            return "tel://\(value)"
        case .email:
            return "mailto:\(value)"
        }
    }
}


#Preview {
    VStack (alignment: .leading) {
        Text("Phone Number:")
        ContactButtonView(contactType: .phone, contactValue: MockEmployeeService.sample.phoneNumber!.formatUSNumber()).padding()
        Text("Email Address:")
        ContactButtonView(contactType: .email, contactValue: MockEmployeeService.sample.emailAddress).padding()
    }
}