Improve status bar color parsing on mobile

[TCOTC]

Description / 描述

目前移动端状态栏只支持 --b3-theme-background 的值为 rgb 或者 hex，给主题开发带来不便。本 PR 改进为任何浏览器支持的颜色都能解析。

配套的移动端原生代码更改如下，但我没有环境进行测试，不知道有没有改对：

harmony

Index: entry/src/main/ets/pages/JSHarmony.ets
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
diff --git a/entry/src/main/ets/pages/JSHarmony.ets b/entry/src/main/ets/pages/JSHarmony.ets
--- a/entry/src/main/ets/pages/JSHarmony.ets	(revision 8b6e336001f84e9d67a1242839dd0c3e8a34ed7e)
+++ b/entry/src/main/ets/pages/JSHarmony.ets	(date 1783124760595)
@@ -380,24 +380,14 @@
   private parseColor(color: string): string {
     try {
       color = color.trim();
-      if (color.toLowerCase().includes("rgb")) {
-        const splitStr = color.substring(color.indexOf('(') + 1, color.indexOf(')'));
-        const splitString = splitStr.split(",");
-        const colorValues = splitString.map(value => parseInt(value.trim(), 10));
-        return `rgb(${colorValues[0]}, ${colorValues[1]}, ${colorValues[2]})`;
+      if (color.length !== 9 || color.charAt(0) !== '#') {
+        throw new Error("invalid color format");
       }
-      if (color.length < 7) {
-        // Convert 3-digit hex colors to 6-digit
-        color = color.replace(new RegExp("#([0-9a-fA-F])([0-9a-fA-F])([0-9a-fA-F])"), "#$1$1$2$2$3$3");
-      }
-      if (color.length === 9 && color.charAt(0) === '#') {
-        // Convert #RRGGBBAA to #AARRGGBB
-        color = "#" + color.substring(7, 9) + color.substring(1, 7);
-      }
-      return color;
+      // Convert #RRGGBBAA to #AARRGGBB
+      return "#" + color.substring(7, 9) + color.substring(1, 7);
     } catch (e) {
       hilog.error(0x0000, "siyuan", "parse color [" + color + "] failed", e);
-      return "#ffffff";
+      return "#ffffffff";
     }
   }
 

ios

Index: siyuan-ios/ViewController.swift
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
diff --git a/siyuan-ios/ViewController.swift b/siyuan-ios/ViewController.swift
--- a/siyuan-ios/ViewController.swift	(revision be27b4ecf91df2941d21260e4892aa836fad9064)
+++ b/siyuan-ios/ViewController.swift	(date 1783124758305)
@@ -528,45 +528,28 @@
 
 extension UIColor {
   convenience init?(hexString: String?, isDarkMode: Bool) {
-    var input: String! = (hexString ?? "")
+    let input = (hexString ?? "")
       .replacingOccurrences(of: "#", with: "")
       .uppercased()
     var alpha: CGFloat = 1.0
     var red: CGFloat = 0
-    var blue: CGFloat = 0
     var green: CGFloat = 0
-    switch input.count {
-    case 3 /* #RGB */:
-      red = Self.colorComponent(from: input, start: 0, length: 1)
-      green = Self.colorComponent(from: input, start: 1, length: 1)
-      blue = Self.colorComponent(from: input, start: 2, length: 1)
-      break
-    case 4 /* #ARGB */:
-      alpha = Self.colorComponent(from: input, start: 0, length: 1)
-      red = Self.colorComponent(from: input, start: 1, length: 1)
-      green = Self.colorComponent(from: input, start: 2, length: 1)
-      blue = Self.colorComponent(from: input, start: 3, length: 1)
-      break
-    case 6 /* #RRGGBB */:
+    var blue: CGFloat = 0
+    if input.count == 8 /* #RRGGBBAA */ {
       red = Self.colorComponent(from: input, start: 0, length: 2)
       green = Self.colorComponent(from: input, start: 2, length: 2)
       blue = Self.colorComponent(from: input, start: 4, length: 2)
-      break
-    case 8 /* #AARRGGBB */:
-      alpha = Self.colorComponent(from: input, start: 0, length: 2)
-      red = Self.colorComponent(from: input, start: 2, length: 2)
-      green = Self.colorComponent(from: input, start: 4, length: 2)
-      blue = Self.colorComponent(from: input, start: 6, length: 2)
-      break
-    default:
+      alpha = Self.colorComponent(from: input, start: 6, length: 2)
+    } else {
+      let fallback: String
       if isDarkMode {
-        input = "ffffff"
+        fallback = "ffffff"
       } else {
-        input = "1e1e1e"
+        fallback = "1e1e1e"
       }
-      red = Self.colorComponent(from: input, start: 0, length: 2)
-      green = Self.colorComponent(from: input, start: 2, length: 2)
-      blue = Self.colorComponent(from: input, start: 4, length: 2)
+      red = Self.colorComponent(from: fallback, start: 0, length: 2)
+      green = Self.colorComponent(from: fallback, start: 2, length: 2)
+      blue = Self.colorComponent(from: fallback, start: 4, length: 2)
     }
     self.init(red: red, green: green, blue: blue, alpha: alpha)
   }

android

Index: app/src/main/java/org/b3log/siyuan/JSAndroid.java
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
diff --git a/app/src/main/java/org/b3log/siyuan/JSAndroid.java b/app/src/main/java/org/b3log/siyuan/JSAndroid.java
--- a/app/src/main/java/org/b3log/siyuan/JSAndroid.java	(revision ed1060a481dce1446cec92a8a32ff44cdf52a2dd)
+++ b/app/src/main/java/org/b3log/siyuan/JSAndroid.java	(date 1783124753883)
@@ -461,25 +461,11 @@
     private int parseColor(String str) {
         try {
             str = str.trim();
-            if (str.toLowerCase().contains("rgb")) {
-                String splitStr = str.substring(str.indexOf('(') + 1, str.indexOf(')'));
-                String[] splitString = splitStr.split(",");
-
-                final int[] colorValues = new int[splitString.length];
-                for (int i = 0; i < splitString.length; i++) {
-                    colorValues[i] = Integer.parseInt(splitString[i].trim());
-                }
-                return Color.rgb(colorValues[0], colorValues[1], colorValues[2]);
+            if (9 != str.length() || '#' != str.charAt(0)) {
+                throw new IllegalArgumentException("invalid color format");
             }
-            if (7 > str.length()) {
-                // https://stackoverflow.com/questions/10230331/how-to-convert-3-digit-html-hex-colors-to-6-digit-flex-hex-colors
-                str = str.replaceAll("#([0-9a-fA-F])([0-9a-fA-F])([0-9a-fA-F])", "#$1$1$2$2$3$3");
-            }
-            if (9 == str.length() && '#' == str.charAt(0)) {
-                // The status bar color on Android is incorrect https://github.com/siyuan-note/siyuan/issues/10278
-                // 将 #RRGGBBAA 转换为 #AARRGGBB
-                str = "#" + str.substring(7, 9) + str.substring(1, 7);
-            }
+            // 将 #RRGGBBAA 转换为 #AARRGGBB
+            str = "#" + str.substring(7, 9) + str.substring(1, 7);
             return Color.parseColor(str);
         } catch (final Exception e) {
             Utils.logError("js", "parse color [" + str + "] failed", e);

Type of change / 变更类型

• Bug fix
  缺陷修复
• Refactoring
  代码重构
• New feature
  新功能
• Text updates or new language additions
  修改文案或增加新语言

Checklist / 检查清单

• I have performed a self-review of my own code
  我对自己的代码进行了自我审查
• I have full rights to the submitted code and agree to license it under this project's AGPL-3.0 license
  我拥有所提交代码的完整权利，并同意其以本项目的 AGPL-3.0 许可证授权
• PR is submitted to the dev branch and has no merge conflicts
  PR 提交到 dev 分支，并且没有合并冲突

[88250]

ok，等会我应用你给的移动端补丁。