// Copyright (C) 2024 Rubén Beltrán del Río

// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.

// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with this program. If not, see https://map.tranquil.systems.
import SwiftUI

extension Font {

  static func libertinus(size: CGFloat) -> Font {
    return .custom("Libertinus Serif", size: size)
  }

  static func ronzino(size: CGFloat) -> Font {
    return .custom("Ronzino", size: size)
  }

  public struct Theme {

    struct Body {
      static let regular = Font.ronzino(size: Dimensions.FontSize.body).weight(.regular)
      static let emphasized = Font.ronzino(size: Dimensions.FontSize.body).weight(.medium)
    }

    struct Caption {
      static let emphasized = Font.ronzino(size: Dimensions.FontSize.caption).weight(.medium)
    }

    struct SmallControl {
      static let regular = Font.ronzino(size: Dimensions.FontSize.smallControl).weight(.regular)
    }

    struct Map {
      static var note: Font {
        if UserDefaults.standard.bool(forKey: "useCustomFont"),
          let customFontName = UserDefaults.standard.string(forKey: "customFontName"),
          !customFontName.isEmpty {
          return Font.custom(customFontName, size: Dimensions.FontSize.Map.note).weight(.regular)
        }
        return Font.libertinus(size: Dimensions.FontSize.Map.note).weight(.regular)
      }

      static var axisLabel: Font {
        if UserDefaults.standard.bool(forKey: "useCustomFont"),
          let customFontName = UserDefaults.standard.string(forKey: "customFontName"),
          !customFontName.isEmpty {
          return Font.custom(customFontName, size: Dimensions.FontSize.Map.axisLabel).weight(
            .regular)
        }
        return Font.libertinus(size: Dimensions.FontSize.Map.axisLabel).weight(.regular)
      }

      static var vertexLabel: Font {
        if UserDefaults.standard.bool(forKey: "useCustomFont"),
          let customFontName = UserDefaults.standard.string(forKey: "customFontName"),
          !customFontName.isEmpty {
          return Font.custom(customFontName, size: Dimensions.FontSize.Map.vertexLabel).weight(
            .regular)
        }
        return Font.libertinus(size: Dimensions.FontSize.Map.vertexLabel).weight(.regular)
      }
    }
  }
}