//
//  TopWordsView.swift
//  ReviewsFeed
//
//  Created by Javier Cicchelli on 21/03/2024.
//  Copyright © 2024 Röck+Cöde. All rights reserved.
//

import SwiftUI

struct TopWordsView: View {
    
    // MARK: Constants
    private let topWords: [TopWord]
    
    // MARK: Initialisers
    init(_ topWords: [TopWord]) {
        self.topWords = topWords
    }
    
    // MARK: Body
    var body: some View {
        HStack {
            Spacer()

            HStack(spacing: 12) {
                ForEach(topWords) { topWord in
                    Item(
                        term: topWord.term,
                        count: String(topWord.count)
                    )
                }
            }
            
            Spacer()
        }
        
    }
    
}

// MARK: - Structs
private extension TopWordsView {
    struct Item: View {
        
        // MARK: Constants
        let term: String
        let count: String
        
        // MARK: Body
        var body: some View {
            HStack(
                alignment: .center,
                spacing: 6
            ) {
                Text(count)
                    .font(.footnote)
                    .foregroundColor(.primary.opacity(0.75))

                Text(term)
                    .lineLimit(1)
                    .font(.body.bold())
                    .foregroundColor(.primary)
            }
            .padding(.horizontal, 10)
            .padding(.vertical, 6)
            .background(Color.secondary.opacity(0.75))
            .cornerRadius(8)
        }

    }
}

// MARK: - Previews
#Preview {
    TopWordsView([
        .init(id: "1", term: "Something", count: 3),
        .init(id: "2", term: "Something", count: 2),
        .init(id: "3", term: "Something", count: 1),
    ])
    .padding(.horizontal)
}