// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
// This module is browser compatible.
// A module to print ANSI terminal colors. Inspired by chalk, kleur, and colors
// on npm.
/**
 * String formatters and utilities for dealing with ANSI color codes.
 *
 * This module is browser compatible.
 *
 * This module supports `NO_COLOR` environmental variable disabling any coloring
 * if `NO_COLOR` is set.
 *
 * @example
 * ```ts
 * import {
 *   bgBlue,
 *   bgRgb24,
 *   bgRgb8,
 *   bold,
 *   italic,
 *   red,
 *   rgb24,
 *   rgb8,
 * } from "https://deno.land/std@$STD_VERSION/fmt/colors.ts";
 *
 * console.log(bgBlue(italic(red(bold("Hello, World!")))));
 *
 * // also supports 8bit colors
 *
 * console.log(rgb8("Hello, World!", 42));
 *
 * console.log(bgRgb8("Hello, World!", 42));
 *
 * // and 24bit rgb
 *
 * console.log(rgb24("Hello, World!", {
 *   r: 41,
 *   g: 42,
 *   b: 43,
 * }));
 *
 * console.log(bgRgb24("Hello, World!", {
 *   r: 41,
 *   g: 42,
 *   b: 43,
 * }));
 * ```
 *
 * @module
 */ // deno-lint-ignore no-explicit-any
const { Deno } = globalThis;
const noColor = typeof Deno?.noColor === "boolean" ? Deno.noColor : false;
let enabled = !noColor;
/**
 * Set changing text color to enabled or disabled
 * @param value
 */ export function setColorEnabled(value) {
  if (Deno?.noColor) {
    return;
  }
  enabled = value;
}
/** Get whether text color change is enabled or disabled. */ export function getColorEnabled() {
  return enabled;
}
/**
 * Builds color code
 * @param open
 * @param close
 */ function code(open, close) {
  return {
    open: `\x1b[${open.join(";")}m`,
    close: `\x1b[${close}m`,
    regexp: new RegExp(`\\x1b\\[${close}m`, "g")
  };
}
/**
 * Applies color and background based on color code and its associated text
 * @param str text to apply color settings to
 * @param code color code to apply
 */ function run(str, code) {
  return enabled ? `${code.open}${str.replace(code.regexp, code.open)}${code.close}` : str;
}
/**
 * Reset the text modified.
 * @param str text to reset
 */ export function reset(str) {
  return run(str, code([
    0
  ], 0));
}
/**
 * Make the text bold.
 * @param str text to make bold
 */ export function bold(str) {
  return run(str, code([
    1
  ], 22));
}
/**
 * The text emits only a small amount of light.
 * @param str text to dim
 *
 * Warning: Not all terminal emulators support `dim`.
 * For compatibility across all terminals, use {@linkcode gray} or {@linkcode brightBlack} instead.
 */ export function dim(str) {
  return run(str, code([
    2
  ], 22));
}
/**
 * Make the text italic.
 * @param str text to make italic
 */ export function italic(str) {
  return run(str, code([
    3
  ], 23));
}
/**
 * Make the text underline.
 * @param str text to underline
 */ export function underline(str) {
  return run(str, code([
    4
  ], 24));
}
/**
 * Invert background color and text color.
 * @param str text to invert its color
 */ export function inverse(str) {
  return run(str, code([
    7
  ], 27));
}
/**
 * Make the text hidden.
 * @param str text to hide
 */ export function hidden(str) {
  return run(str, code([
    8
  ], 28));
}
/**
 * Put horizontal line through the center of the text.
 * @param str text to strike through
 */ export function strikethrough(str) {
  return run(str, code([
    9
  ], 29));
}
/**
 * Set text color to black.
 * @param str text to make black
 */ export function black(str) {
  return run(str, code([
    30
  ], 39));
}
/**
 * Set text color to red.
 * @param str text to make red
 */ export function red(str) {
  return run(str, code([
    31
  ], 39));
}
/**
 * Set text color to green.
 * @param str text to make green
 */ export function green(str) {
  return run(str, code([
    32
  ], 39));
}
/**
 * Set text color to yellow.
 * @param str text to make yellow
 */ export function yellow(str) {
  return run(str, code([
    33
  ], 39));
}
/**
 * Set text color to blue.
 * @param str text to make blue
 */ export function blue(str) {
  return run(str, code([
    34
  ], 39));
}
/**
 * Set text color to magenta.
 * @param str text to make magenta
 */ export function magenta(str) {
  return run(str, code([
    35
  ], 39));
}
/**
 * Set text color to cyan.
 * @param str text to make cyan
 */ export function cyan(str) {
  return run(str, code([
    36
  ], 39));
}
/**
 * Set text color to white.
 * @param str text to make white
 */ export function white(str) {
  return run(str, code([
    37
  ], 39));
}
/**
 * Set text color to gray.
 * @param str text to make gray
 */ export function gray(str) {
  return brightBlack(str);
}
/**
 * Set text color to bright black.
 * @param str text to make bright-black
 */ export function brightBlack(str) {
  return run(str, code([
    90
  ], 39));
}
/**
 * Set text color to bright red.
 * @param str text to make bright-red
 */ export function brightRed(str) {
  return run(str, code([
    91
  ], 39));
}
/**
 * Set text color to bright green.
 * @param str text to make bright-green
 */ export function brightGreen(str) {
  return run(str, code([
    92
  ], 39));
}
/**
 * Set text color to bright yellow.
 * @param str text to make bright-yellow
 */ export function brightYellow(str) {
  return run(str, code([
    93
  ], 39));
}
/**
 * Set text color to bright blue.
 * @param str text to make bright-blue
 */ export function brightBlue(str) {
  return run(str, code([
    94
  ], 39));
}
/**
 * Set text color to bright magenta.
 * @param str text to make bright-magenta
 */ export function brightMagenta(str) {
  return run(str, code([
    95
  ], 39));
}
/**
 * Set text color to bright cyan.
 * @param str text to make bright-cyan
 */ export function brightCyan(str) {
  return run(str, code([
    96
  ], 39));
}
/**
 * Set text color to bright white.
 * @param str text to make bright-white
 */ export function brightWhite(str) {
  return run(str, code([
    97
  ], 39));
}
/**
 * Set background color to black.
 * @param str text to make its background black
 */ export function bgBlack(str) {
  return run(str, code([
    40
  ], 49));
}
/**
 * Set background color to red.
 * @param str text to make its background red
 */ export function bgRed(str) {
  return run(str, code([
    41
  ], 49));
}
/**
 * Set background color to green.
 * @param str text to make its background green
 */ export function bgGreen(str) {
  return run(str, code([
    42
  ], 49));
}
/**
 * Set background color to yellow.
 * @param str text to make its background yellow
 */ export function bgYellow(str) {
  return run(str, code([
    43
  ], 49));
}
/**
 * Set background color to blue.
 * @param str text to make its background blue
 */ export function bgBlue(str) {
  return run(str, code([
    44
  ], 49));
}
/**
 *  Set background color to magenta.
 * @param str text to make its background magenta
 */ export function bgMagenta(str) {
  return run(str, code([
    45
  ], 49));
}
/**
 * Set background color to cyan.
 * @param str text to make its background cyan
 */ export function bgCyan(str) {
  return run(str, code([
    46
  ], 49));
}
/**
 * Set background color to white.
 * @param str text to make its background white
 */ export function bgWhite(str) {
  return run(str, code([
    47
  ], 49));
}
/**
 * Set background color to bright black.
 * @param str text to make its background bright-black
 */ export function bgBrightBlack(str) {
  return run(str, code([
    100
  ], 49));
}
/**
 * Set background color to bright red.
 * @param str text to make its background bright-red
 */ export function bgBrightRed(str) {
  return run(str, code([
    101
  ], 49));
}
/**
 * Set background color to bright green.
 * @param str text to make its background bright-green
 */ export function bgBrightGreen(str) {
  return run(str, code([
    102
  ], 49));
}
/**
 * Set background color to bright yellow.
 * @param str text to make its background bright-yellow
 */ export function bgBrightYellow(str) {
  return run(str, code([
    103
  ], 49));
}
/**
 * Set background color to bright blue.
 * @param str text to make its background bright-blue
 */ export function bgBrightBlue(str) {
  return run(str, code([
    104
  ], 49));
}
/**
 * Set background color to bright magenta.
 * @param str text to make its background bright-magenta
 */ export function bgBrightMagenta(str) {
  return run(str, code([
    105
  ], 49));
}
/**
 * Set background color to bright cyan.
 * @param str text to make its background bright-cyan
 */ export function bgBrightCyan(str) {
  return run(str, code([
    106
  ], 49));
}
/**
 * Set background color to bright white.
 * @param str text to make its background bright-white
 */ export function bgBrightWhite(str) {
  return run(str, code([
    107
  ], 49));
}
/* Special Color Sequences */ /**
 * Clam and truncate color codes
 * @param n
 * @param max number to truncate to
 * @param min number to truncate from
 */ function clampAndTruncate(n, max = 255, min = 0) {
  return Math.trunc(Math.max(Math.min(n, max), min));
}
/**
 * Set text color using paletted 8bit colors.
 * https://en.wikipedia.org/wiki/ANSI_escape_code#8-bit
 * @param str text color to apply paletted 8bit colors to
 * @param color code
 */ export function rgb8(str, color) {
  return run(str, code([
    38,
    5,
    clampAndTruncate(color)
  ], 39));
}
/**
 * Set background color using paletted 8bit colors.
 * https://en.wikipedia.org/wiki/ANSI_escape_code#8-bit
 * @param str text color to apply paletted 8bit background colors to
 * @param color code
 */ export function bgRgb8(str, color) {
  return run(str, code([
    48,
    5,
    clampAndTruncate(color)
  ], 49));
}
/**
 * Set text color using 24bit rgb.
 * `color` can be a number in range `0x000000` to `0xffffff` or
 * an `Rgb`.
 *
 * To produce the color magenta:
 *
 * ```ts
 * import { rgb24 } from "https://deno.land/std@$STD_VERSION/fmt/colors.ts";
 *
 * rgb24("foo", 0xff00ff);
 * rgb24("foo", {r: 255, g: 0, b: 255});
 * ```
 * @param str text color to apply 24bit rgb to
 * @param color code
 */ export function rgb24(str, color) {
  if (typeof color === "number") {
    return run(str, code([
      38,
      2,
      color >> 16 & 0xff,
      color >> 8 & 0xff,
      color & 0xff
    ], 39));
  }
  return run(str, code([
    38,
    2,
    clampAndTruncate(color.r),
    clampAndTruncate(color.g),
    clampAndTruncate(color.b)
  ], 39));
}
/**
 * Set background color using 24bit rgb.
 * `color` can be a number in range `0x000000` to `0xffffff` or
 * an `Rgb`.
 *
 * To produce the color magenta:
 *
 * ```ts
 * import { bgRgb24 } from "https://deno.land/std@$STD_VERSION/fmt/colors.ts";
 *
 * bgRgb24("foo", 0xff00ff);
 * bgRgb24("foo", {r: 255, g: 0, b: 255});
 * ```
 * @param str text color to apply 24bit rgb to
 * @param color code
 */ export function bgRgb24(str, color) {
  if (typeof color === "number") {
    return run(str, code([
      48,
      2,
      color >> 16 & 0xff,
      color >> 8 & 0xff,
      color & 0xff
    ], 49));
  }
  return run(str, code([
    48,
    2,
    clampAndTruncate(color.r),
    clampAndTruncate(color.g),
    clampAndTruncate(color.b)
  ], 49));
}
// https://github.com/chalk/ansi-regex/blob/02fa893d619d3da85411acc8fd4e2eea0e95a9d9/index.js
const ANSI_PATTERN = new RegExp([
  "[\\u001B\\u009B][[\\]()#;?]*(?:(?:(?:(?:;[-a-zA-Z\\d\\/#&.:=?%@~_]+)*|[a-zA-Z\\d]+(?:;[-a-zA-Z\\d\\/#&.:=?%@~_]*)*)?\\u0007)",
  "(?:(?:\\d{1,4}(?:;\\d{0,4})*)?[\\dA-PR-TXZcf-nq-uy=><~]))"
].join("|"), "g");
/**
 * Remove ANSI escape codes from the string.
 * @param string to remove ANSI escape codes from
 *
 *  @deprecated (will be removed in 1.0.0) Use {@linkcode stripAnsiCode} instead.
 */ export function stripColor(string) {
  return stripAnsiCode(string);
}
/**
 * Remove ANSI escape codes from the string.
 *
 * @param string to remove ANSI escape codes from
 */ export function stripAnsiCode(string) {
  return string.replace(ANSI_PATTERN, "");
}
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