//
//  PriceView.swift
//  FirestoreSwiftUIExample
//
//  Copyright (c) 2021 Google Inc.
//
//  Licensed under the Apache License, Version 2.0 (the "License");
//  you may not use this file except in compliance with the License.
//  You may obtain a copy of the License at
//
//  http://www.apache.org/licenses/LICENSE-2.0
//
//  Unless required by applicable law or agreed to in writing, software
//  distributed under the License is distributed on an "AS IS" BASIS,
//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//  See the License for the specific language governing permissions and
//  limitations under the License.
//

import SwiftUI

struct PriceView: View {
  var price: Int

  var body: some View {
    Text(priceString(from: price))
      .font(.footnote)
      .foregroundColor(Color.gray)
      .multilineTextAlignment(.trailing)
  }

  func priceString(from price: Int) -> String {
    if ![1,2,3].contains(price) {
      fatalError("price must be between one and three")
    }

    return String(repeating: "$", count: price)
  }
}
