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use std::collections::HashMap;
use tui::style::{Color, Modifier};

pub fn extract_attribute(data: HashMap<String, String>, attribute_name: &str) -> String {
  let default_value = "".to_string();
  let value = data.get(attribute_name).unwrap_or(&default_value);
  String::from(value)
}

pub fn modifier_from_str(input: &str) -> Modifier {
  let input = input.to_lowercase();
  let input = input.as_str();
  match input {
      "dim" => Modifier::DIM,
      "bold" => Modifier::BOLD,
      "italic" => Modifier::ITALIC,
      "underlined" => Modifier::UNDERLINED,
      "crossed_out" => Modifier::CROSSED_OUT,
      "rapid_blink" => Modifier::RAPID_BLINK,
      "slow_blink" => Modifier::SLOW_BLINK,
      "reversed" => Modifier::REVERSED,
      "hidden" => Modifier::HIDDEN,
      _ => Modifier::DIM
  }
}

pub fn color_from_str(input: &str) -> Color {
  let input = input.to_lowercase();
  let input = input.as_str();
  match input {
      "reset" => Color::Reset,
      "black" => Color::Black,
      "red" => Color::Red,
      "green" => Color::Green,
      "yellow" => Color::Yellow,
      "blue" => Color::Blue,
      "magenta" => Color::Magenta,
      "cyan" => Color::Cyan,
      "gray" => Color::Gray,
      "darkgray" => Color::DarkGray,
      "lightred" => Color::LightRed,
      "lightgreen" => Color::LightGreen,
      "lightyellow" => Color::LightYellow,
      "lightblue" => Color::LightBlue,
      "lightmagenta" => Color::LightMagenta,
      "lightcyan" => Color::LightCyan,
      "white" => Color::White,
      _ => Color::Reset,
  }
}

pub fn contrast_color(input: &str) -> &str {
  let input = input.to_lowercase();
  let input = input.as_str();
  match input {
      "black" => "white",
      "red" => "lightRed",
      "green" => "lightgreen",
      "yellow" => "lightyellow",
      "blue" => "lightmagenta",
      "magenta" => "lightmagenta",
      "cyan" => "lightcyan",
      "gray" => "darkgray",
      "darkgray" => "gray",
      "lightred" => "red",
      "lightgreen" => "green",
      "lightyellow" => "yellow",
      "lightblue" => "blue",
      "lightmagenta" => "magenta",
      "lightcyan" => "cyan",
      "white" => "black",
      _ => "",
  }
}