package wtf

import (
	"regexp"
	"strconv"
	"strings"

	"github.com/gdamore/tcell"
)

var colorMap = map[int]string{
	0:   "#000000",
	1:   "#800000",
	2:   "#008000",
	3:   "#808000",
	4:   "#000080",
	5:   "#800080",
	6:   "#008080",
	7:   "#c0c0c0",
	8:   "#808080",
	9:   "#ff0000",
	10:  "#00ff00",
	11:  "#ffff00",
	12:  "#0000ff",
	13:  "#ff00ff",
	14:  "#00ffff",
	15:  "#ffffff",
	16:  "#000000",
	17:  "#00005f",
	18:  "#000087",
	19:  "#0000af",
	20:  "#0000d7",
	21:  "#0000ff",
	22:  "#005f00",
	23:  "#005f5f",
	24:  "#005f87",
	25:  "#005faf",
	26:  "#005fd7",
	27:  "#005fff",
	28:  "#008700",
	29:  "#00875f",
	30:  "#008787",
	31:  "#0087af",
	32:  "#0087d7",
	33:  "#0087ff",
	34:  "#00af00",
	35:  "#00af5f",
	36:  "#00af87",
	37:  "#00afaf",
	38:  "#00afd7",
	39:  "#00afff",
	40:  "#00d700",
	41:  "#00d75f",
	42:  "#00d787",
	43:  "#00d7af",
	44:  "#00d7d7",
	45:  "#00d7ff",
	46:  "#00ff00",
	47:  "#00ff5f",
	48:  "#00ff87",
	49:  "#00ffaf",
	50:  "#00ffd7",
	51:  "#00ffff",
	52:  "#5f0000",
	53:  "#5f005f",
	54:  "#5f0087",
	55:  "#5f00af",
	56:  "#5f00d7",
	57:  "#5f00ff",
	58:  "#5f5f00",
	59:  "#5f5f5f",
	60:  "#5f5f87",
	61:  "#5f5faf",
	62:  "#5f5fd7",
	63:  "#5f5fff",
	64:  "#5f8700",
	65:  "#5f875f",
	66:  "#5f8787",
	67:  "#5f87af",
	68:  "#5f87d7",
	69:  "#5f87ff",
	70:  "#5faf00",
	71:  "#5faf5f",
	72:  "#5faf87",
	73:  "#5fafaf",
	74:  "#5fafd7",
	75:  "#5fafff",
	76:  "#5fd700",
	77:  "#5fd75f",
	78:  "#5fd787",
	79:  "#5fd7af",
	80:  "#5fd7d7",
	81:  "#5fd7ff",
	82:  "#5fff00",
	83:  "#5fff5f",
	84:  "#5fff87",
	85:  "#5fffaf",
	86:  "#5fffd7",
	87:  "#5fffff",
	88:  "#870000",
	89:  "#87005f",
	90:  "#870087",
	91:  "#8700af",
	92:  "#8700d7",
	93:  "#8700ff",
	94:  "#875f00",
	95:  "#875f5f",
	96:  "#875f87",
	97:  "#875faf",
	98:  "#875fd7",
	99:  "#875fff",
	100: "#878700",
	101: "#87875f",
	102: "#878787",
	103: "#8787af",
	104: "#8787d7",
	105: "#8787ff",
	106: "#87af00",
	107: "#87af5f",
	108: "#87af87",
	109: "#87afaf",
	110: "#87afd7",
	111: "#87afff",
	112: "#87d700",
	113: "#87d75f",
	114: "#87d787",
	115: "#87d7af",
	116: "#87d7d7",
	117: "#87d7ff",
	118: "#87ff00",
	119: "#87ff5f",
	120: "#87ff87",
	121: "#87ffaf",
	122: "#87ffd7",
	123: "#87ffff",
	124: "#af0000",
	125: "#af005f",
	126: "#af0087",
	127: "#af00af",
	128: "#af00d7",
	129: "#af00ff",
	130: "#af5f00",
	131: "#af5f5f",
	132: "#af5f87",
	133: "#af5faf",
	134: "#af5fd7",
	135: "#af5fff",
	136: "#af8700",
	137: "#af875f",
	138: "#af8787",
	139: "#af87af",
	140: "#af87d7",
	141: "#af87ff",
	142: "#afaf00",
	143: "#afaf5f",
	144: "#afaf87",
	145: "#afafaf",
	146: "#afafd7",
	147: "#afafff",
	148: "#afd700",
	149: "#afd75f",
	150: "#afd787",
	151: "#afd7af",
	152: "#afd7d7",
	153: "#afd7ff",
	154: "#afff00",
	155: "#afff5f",
	156: "#afff87",
	157: "#afffaf",
	158: "#afffd7",
	159: "#afffff",
	160: "#d70000",
	161: "#d7005f",
	162: "#d70087",
	163: "#d700af",
	164: "#d700d7",
	165: "#d700ff",
	166: "#d75f00",
	167: "#d75f5f",
	168: "#d75f87",
	169: "#d75faf",
	170: "#d75fd7",
	171: "#d75fff",
	172: "#d78700",
	173: "#d7875f",
	174: "#d78787",
	175: "#d787af",
	176: "#d787d7",
	177: "#d787ff",
	178: "#d7af00",
	179: "#d7af5f",
	180: "#d7af87",
	181: "#d7afaf",
	182: "#d7afd7",
	183: "#d7afff",
	184: "#d7d700",
	185: "#d7d75f",
	186: "#d7d787",
	187: "#d7d7af",
	188: "#d7d7d7",
	189: "#d7d7ff",
	190: "#d7ff00",
	191: "#d7ff5f",
	192: "#d7ff87",
	193: "#d7ffaf",
	194: "#d7ffd7",
	195: "#d7ffff",
	196: "#ff0000",
	197: "#ff005f",
	198: "#ff0087",
	199: "#ff00af",
	200: "#ff00d7",
	201: "#ff00ff",
	202: "#ff5f00",
	203: "#ff5f5f",
	204: "#ff5f87",
	205: "#ff5faf",
	206: "#ff5fd7",
	207: "#ff5fff",
	208: "#ff8700",
	209: "#ff875f",
	210: "#ff8787",
	211: "#ff87af",
	212: "#ff87d7",
	213: "#ff87ff",
	214: "#ffaf00",
	215: "#ffaf5f",
	216: "#ffaf87",
	217: "#ffafaf",
	218: "#ffafd7",
	219: "#ffafff",
	220: "#ffd700",
	221: "#ffd75f",
	222: "#ffd787",
	223: "#ffd7af",
	224: "#ffd7d7",
	225: "#ffd7ff",
	226: "#ffff00",
	227: "#ffff5f",
	228: "#ffff87",
	229: "#ffffaf",
	230: "#ffffd7",
	231: "#ffffff",
	232: "#080808",
	233: "#121212",
	234: "#1c1c1c",
	235: "#262626",
	236: "#303030",
	237: "#3a3a3a",
	238: "#444444",
	239: "#4e4e4e",
	240: "#585858",
	241: "#626262",
	242: "#6c6c6c",
	243: "#767676",
	244: "#808080",
	245: "#8a8a8a",
	246: "#949494",
	247: "#9e9e9e",
	248: "#a8a8a8",
	249: "#b2b2b2",
	250: "#bcbcbc",
	251: "#c6c6c6",
	252: "#d0d0d0",
	253: "#dadada",
	254: "#e4e4e4",
	255: "#eeeeee",
}

var colors = map[string]tcell.Color{
	"aliceblue":            tcell.ColorAliceBlue,
	"antiquewhite":         tcell.ColorAntiqueWhite,
	"aqua":                 tcell.ColorAqua,
	"aquamarine":           tcell.ColorAquaMarine,
	"azure":                tcell.ColorAzure,
	"beige":                tcell.ColorBeige,
	"bisque":               tcell.ColorBisque,
	"black":                tcell.ColorBlack,
	"blanchedalmond":       tcell.ColorBlanchedAlmond,
	"blue":                 tcell.ColorBlue,
	"blueviolet":           tcell.ColorBlueViolet,
	"brown":                tcell.ColorBrown,
	"burlywood":            tcell.ColorBurlyWood,
	"cadetblue":            tcell.ColorCadetBlue,
	"chartreuse":           tcell.ColorChartreuse,
	"chocolate":            tcell.ColorChocolate,
	"coral":                tcell.ColorCoral,
	"cornflowerblue":       tcell.ColorCornflowerBlue,
	"cornsilk":             tcell.ColorCornsilk,
	"crimson":              tcell.ColorCrimson,
	"darkblue":             tcell.ColorDarkBlue,
	"darkcyan":             tcell.ColorDarkCyan,
	"darkgoldenrod":        tcell.ColorDarkGoldenrod,
	"darkgray":             tcell.ColorDarkGray,
	"darkgreen":            tcell.ColorDarkGreen,
	"darkkhaki":            tcell.ColorDarkKhaki,
	"darkmagenta":          tcell.ColorDarkMagenta,
	"darkolivegreen":       tcell.ColorDarkOliveGreen,
	"darkorange":           tcell.ColorDarkOrange,
	"darkorchid":           tcell.ColorDarkOrchid,
	"darkred":              tcell.ColorDarkRed,
	"darksalmon":           tcell.ColorDarkSalmon,
	"darkseagreen":         tcell.ColorDarkSeaGreen,
	"darkslateblue":        tcell.ColorDarkSlateBlue,
	"darkslategray":        tcell.ColorDarkSlateGray,
	"darkturquoise":        tcell.ColorDarkTurquoise,
	"darkviolet":           tcell.ColorDarkViolet,
	"deeppink":             tcell.ColorDeepPink,
	"deepskyblue":          tcell.ColorDeepSkyBlue,
	"dimgray":              tcell.ColorDimGray,
	"dodgerblue":           tcell.ColorDodgerBlue,
	"firebrick":            tcell.ColorFireBrick,
	"floralwhite":          tcell.ColorFloralWhite,
	"forestgreen":          tcell.ColorForestGreen,
	"fuchsia":              tcell.ColorFuchsia,
	"gainsboro":            tcell.ColorGainsboro,
	"ghostwhite":           tcell.ColorGhostWhite,
	"gold":                 tcell.ColorGold,
	"goldenrod":            tcell.ColorGoldenrod,
	"gray":                 tcell.ColorGray,
	"green":                tcell.ColorGreen,
	"greenyellow":          tcell.ColorGreenYellow,
	"grey":                 tcell.ColorGray,
	"honeydew":             tcell.ColorHoneydew,
	"hotpink":              tcell.ColorHotPink,
	"indianred":            tcell.ColorIndianRed,
	"indigo":               tcell.ColorIndigo,
	"ivory":                tcell.ColorIvory,
	"khaki":                tcell.ColorKhaki,
	"lavender":             tcell.ColorLavender,
	"lavenderblush":        tcell.ColorLavenderBlush,
	"lawngreen":            tcell.ColorLawnGreen,
	"lemonchiffon":         tcell.ColorLemonChiffon,
	"lightblue":            tcell.ColorLightBlue,
	"lightcoral":           tcell.ColorLightCoral,
	"lightcyan":            tcell.ColorLightCyan,
	"lightgoldenrodyellow": tcell.ColorLightGoldenrodYellow,
	"lightgray":            tcell.ColorLightGray,
	"lightgreen":           tcell.ColorLightGreen,
	"lightpink":            tcell.ColorLightPink,
	"lightsalmon":          tcell.ColorLightSalmon,
	"lightseagreen":        tcell.ColorLightSeaGreen,
	"lightskyblue":         tcell.ColorLightSkyBlue,
	"lightslategray":       tcell.ColorLightSlateGray,
	"lightsteelblue":       tcell.ColorLightSteelBlue,
	"lightyellow":          tcell.ColorLightYellow,
	"lime":                 tcell.ColorLime,
	"limegreen":            tcell.ColorLimeGreen,
	"linen":                tcell.ColorLinen,
	"maroon":               tcell.ColorMaroon,
	"mediumaquamarine":     tcell.ColorMediumAquamarine,
	"mediumblue":           tcell.ColorMediumBlue,
	"mediumorchid":         tcell.ColorMediumOrchid,
	"mediumpurple":         tcell.ColorMediumPurple,
	"mediumseagreen":       tcell.ColorMediumSeaGreen,
	"mediumslateblue":      tcell.ColorMediumSlateBlue,
	"mediumspringgreen":    tcell.ColorMediumSpringGreen,
	"mediumturquoise":      tcell.ColorMediumTurquoise,
	"mediumvioletred":      tcell.ColorMediumVioletRed,
	"midnightblue":         tcell.ColorMidnightBlue,
	"mintcream":            tcell.ColorMintCream,
	"mistyrose":            tcell.ColorMistyRose,
	"moccasin":             tcell.ColorMoccasin,
	"navajowhite":          tcell.ColorNavajoWhite,
	"navy":                 tcell.ColorNavy,
	"oldlace":              tcell.ColorOldLace,
	"olive":                tcell.ColorOlive,
	"olivedrab":            tcell.ColorOliveDrab,
	"orange":               tcell.ColorOrange,
	"orangered":            tcell.ColorOrangeRed,
	"orchid":               tcell.ColorOrchid,
	"palegoldenrod":        tcell.ColorPaleGoldenrod,
	"palegreen":            tcell.ColorPaleGreen,
	"paleturquoise":        tcell.ColorPaleTurquoise,
	"palevioletred":        tcell.ColorPaleVioletRed,
	"papayawhip":           tcell.ColorPapayaWhip,
	"peachpuff":            tcell.ColorPeachPuff,
	"peru":                 tcell.ColorPeru,
	"pink":                 tcell.ColorPink,
	"plum":                 tcell.ColorPlum,
	"powderblue":           tcell.ColorPowderBlue,
	"purple":               tcell.ColorPurple,
	"rebeccapurple":        tcell.ColorRebeccaPurple,
	"red":                  tcell.ColorRed,
	"rosybrown":            tcell.ColorRosyBrown,
	"royalblue":            tcell.ColorRoyalBlue,
	"saddlebrown":          tcell.ColorSaddleBrown,
	"salmon":               tcell.ColorSalmon,
	"sandybrown":           tcell.ColorSandyBrown,
	"seagreen":             tcell.ColorSeaGreen,
	"seashell":             tcell.ColorSeashell,
	"sienna":               tcell.ColorSienna,
	"silver":               tcell.ColorSilver,
	"skyblue":              tcell.ColorSkyblue,
	"slateblue":            tcell.ColorSlateBlue,
	"slategray":            tcell.ColorSlateGray,
	"snow":                 tcell.ColorSnow,
	"springgreen":          tcell.ColorSpringGreen,
	"steelblue":            tcell.ColorSteelBlue,
	"tan":                  tcell.ColorTan,
	"teal":                 tcell.ColorTeal,
	"thistle":              tcell.ColorThistle,
	"tomato":               tcell.ColorTomato,
	"turquoise":            tcell.ColorTurquoise,
	"violet":               tcell.ColorViolet,
	"wheat":                tcell.ColorWheat,
	"white":                tcell.ColorWhite,
	"whitesmoke":           tcell.ColorWhiteSmoke,
	"yellow":               tcell.ColorYellow,
	"yellowgreen":          tcell.ColorYellowGreen,
}

func ASCIItoTviewColors(text string) string {
	boldRegExp := regexp.MustCompile(`\033\[1m`)
	fgColorRegExp := regexp.MustCompile(`\033\[38;5;(?P<color>\d+);*\d*m`)
	resColorRegExp := regexp.MustCompile(`\033\[0m`)

	return resColorRegExp.ReplaceAllString(
		boldRegExp.ReplaceAllString(
			fgColorRegExp.ReplaceAllStringFunc(
				text, replaceWithHexColorString), `[::b]`), `[-]`)
}

/* -------------------- Unexported Functions -------------------- */

func colorFor(label string) tcell.Color {
	if _, ok := colors[label]; ok {
		return colors[label]
	}

	return tcell.ColorGreen
}

func replaceWithHexColorString(substring string) string {
	colorID, err := strconv.Atoi(strings.Trim(
		strings.Split(substring, ";")[2], "m"))
	if err != nil {
		return substring
	}

	hexColor := "[" + colorMap[colorID] + "]"

	return hexColor
}