fix: use named colors first and fix color values

This commit synced color value with values from dart_bbcode_web_colors.

Use named colors first if value is the one.

Author: realth000

lib/src/constants.dart

@@ -61,45 +61,45 @@ const defaultFontSizeMap = <String, String>{
 /// Used by TSDM.
 enum BBCodeEditorColor {
   black('黑色', 'Black', Color(0xFF000000)),
-  sienna('赭色', 'Sienna', Color(0xFF804224)),
-  darkOliveGreen('暗橄榄绿色', 'DarkOliveGreen', Color(0xFF445626)),
-  darkGreen('暗绿色', 'DarkGreen', Color(0xFF005000)),
-  darkSlateBlue('暗灰蓝色', 'DarkSlateBlue', Color(0xFF3a316f)),
-  navy('海军色', 'Navy', Color(0xFF000066)),
-  indigo('靛青色', 'Indigo', Color(0xFF3c0068)),
-  darkSlateGray('墨绿色', 'DarkSlateGray', Color(0xFF263f3f)),
-  darkRed('暗红色', 'DarkRed', Color(0xFF6f0000)),
-  darkOrange('暗桔黄色', 'DarkOrange', Color(0xFFcc7000)),
-  olive('橄榄色', 'Olive', Color(0xFF666600)),
-  green('绿色', 'Green', Color(0xFF006600)),
-  teal('水鸭色', 'Teal', Color(0xFF006666)),
-  blue('蓝色', 'Blue', Color(0xFF0000cc)),
-  slateGray('灰石色', 'SlateGray', Color(0xFF596673)),
-  dimGray('暗灰色', 'DimGray', Color(0xFF4f5659)),
-  red('红色', 'Red', Color(0xFFcc0000)),
-  sandyBrown('沙褐色', 'SandyBrown', Color(0xFF8f470a)),
-  yellowGreen('黄绿色', 'YellowGreen', Color(0xFF647b1e)),
-  seaGreen('海绿色', 'SeaGreen', Color(0xFF256f46)),
-  mediumTurquoise('间绿宝石', 'MediumTurquoise', Color(0xFF269793)),
-  royalBlue('皇家蓝', 'RoyalBlue', Color(0xFF193a9e)),
-  purple('紫色', 'Purple', Color(0xFF660066)),
-  gray('灰色', 'Gray', Color(0xFF60686c)),
-  magenta('红紫色', 'Magenta', Color(0xFFcc00cc)),
-  orange('橙色', 'Orange', Color(0xFFcc8400)),
-  yellow('黄色', 'Yellow', Color(0xFF999900)),
-  lime('酸橙色', 'Lime', Color(0xFF33cc00)),
-  cyan('青色', 'Cyan', Color(0xFF00cccc)),
-  deepSkyBlue('深天蓝色', 'DeepSkyBlue', Color(0xFF0099cc)),
-  darkOrchid('暗紫色', 'DarkOrchid', Color(0xFF7a28a3)),
-  silver('银色', 'Silver', Color(0xFF3c4143)),
-  pink('粉色', 'Pink', Color(0xFF590010)),
-  wheat('浅黄色', 'Wheat', Color(0xFF5b3f0c)),
-  lemonChiffon('柠檬绸色', 'LemonChiffon', Color(0xFF3d3700)),
-  paleGreen('苍绿色', 'PaleGreen', Color(0xFF1f6f04)),
-  paleTurquoise('苍宝石绿', 'PaleTurquoise', Color(0xFF135a5a)),
-  lightBlue('亮蓝色', 'LightBlue', Color(0xFF1b4958)),
-  plum('洋李色', 'Plum', Color(0xFF5f225f)),
-  white('白色', 'White', Color(0xFF181a1b));
+  sienna('赭色', 'Sienna', Color(0xFFA0522D)),
+  darkOliveGreen('暗橄榄绿色', 'DarkOliveGreen', Color(0xFF556B2F)),
+  darkGreen('暗绿色', 'DarkGreen', Color(0xFF006400)),
+  darkSlateBlue('暗灰蓝色', 'DarkSlateBlue', Color(0xFF483D8B)),
+  navy('海军色', 'Navy', Color(0xFF000080)),
+  indigo('靛青色', 'Indigo', Color(0xFF4B0082)),
+  darkSlateGray('墨绿色', 'DarkSlateGray', Color(0xFF2F4F4F)),
+  darkRed('暗红色', 'DarkRed', Color(0xFF8B0000)),
+  darkOrange('暗桔黄色', 'DarkOrange', Color(0xFFFF8C00)),
+  olive('橄榄色', 'Olive', Color(0xFF808000)),
+  green('绿色', 'Green', Color(0xFF008000)),
+  teal('水鸭色', 'Teal', Color(0xFF008080)),
+  blue('蓝色', 'Blue', Color(0xFF0000FF)),
+  slateGray('灰石色', 'SlateGray', Color(0xFF708090)),
+  dimGray('暗灰色', 'DimGray', Color(0xFF696969)),
+  red('红色', 'Red', Color(0xFFFF0000)),
+  sandyBrown('沙褐色', 'SandyBrown', Color(0xFFF4A460)),
+  yellowGreen('黄绿色', 'YellowGreen', Color(0xFF9ACD32)),
+  seaGreen('海绿色', 'SeaGreen', Color(0xFF2E8B57)),
+  mediumTurquoise('间绿宝石', 'MediumTurquoise', Color(0xFF48D1CC)),
+  royalBlue('皇家蓝', 'RoyalBlue', Color(0xFF4169E1)),
+  purple('紫色', 'Purple', Color(0xFF800080)),
+  gray('灰色', 'Gray', Color(0xFF808080)),
+  magenta('红紫色', 'Magenta', Color(0xFFFF00FF)),
+  orange('橙色', 'Orange', Color(0xFFFFA500)),
+  yellow('黄色', 'Yellow', Color(0xFFFFFF00)),
+  lime('酸橙色', 'Lime', Color(0xFF00FF00)),
+  cyan('青色', 'Cyan', Color(0xFF00FFFF)),
+  deepSkyBlue('深天蓝色', 'DeepSkyBlue', Color(0xFF00BFFF)),
+  darkOrchid('暗紫色', 'DarkOrchid', Color(0xFF9932CC)),
+  silver('银色', 'Silver', Color(0xFFC0C0C0)),
+  pink('粉色', 'Pink', Color(0xFFFFC0CB)),
+  wheat('浅黄色', 'Wheat', Color(0xFFF5DEB3)),
+  lemonChiffon('柠檬绸色', 'LemonChiffon', Color(0xFFFFFACD)),
+  paleGreen('苍绿色', 'PaleGreen', Color(0xFF98FB98)),
+  paleTurquoise('苍宝石绿', 'PaleTurquoise', Color(0xFFAFEEEE)),
+  lightBlue('亮蓝色', 'LightBlue', Color(0xFFADD8E6)),
+  plum('洋李色', 'Plum', Color(0xFFDDA0DD)),
+  white('白色', 'White', Color(0xFFFFFFFF));
 
   /// Constructor.
   const BBCodeEditorColor(this.name, this.namedColor, this.color);

lib/src/utils.dart

@@ -25,7 +25,15 @@ class ColorUtils {
 
   /// Convert into bbcode recognized color.
   static String toBBCodeColor(String color, {bool useHex = true}) {
-    final webColor = WebColors.fromString(color);
+    // Try use named color first.
+    final colorValue = int.tryParse(color.substring(1), radix: 16);
+    final WebColors webColor;
+    if (colorValue != null) {
+      webColor = WebColors.values.firstWhereOrNull((e) => e.colorValue == colorValue) ?? WebColors.fromString(color);
+    } else {
+      webColor = WebColors.fromString(color);
+    }
+
     if (webColor.isValid) {
       return '${webColor.name[0].toUpperCase()}${webColor.name.substring(1)}';
     }
@@ -35,7 +43,6 @@ class ColorUtils {
       return color;
     }
 
-    final colorValue = int.tryParse(color.substring(2), radix: 16);
     if (colorValue == null) {
       return color;
     }