refactor: refine Windows support and convert use-package :if to conditionals

lisp/init-ui.el

@@ -63,11 +63,10 @@
 (use-package naysayer-theme)
 (use-package ef-themes)
 
-(use-package simple-modeline
-  :if
-  *is-android*
-  :hook
-  (after-init . simple-modeline-mode))
+(if *is-android*
+    (use-package simple-modeline
+      :hook
+      (after-init . simple-modeline-mode)))
 
 ;; eshell高亮
 (use-package eshell-syntax-highlighting
@@ -101,19 +100,18 @@
   (after-init . global-hl-line-mode))
 
 ;; 显示时间
-(use-package time
-  :if
-  (not *is-android*)
-  :hook
-  (persp-mode . display-time-mode)
-  :config
-  (setq display-time-default-load-average nil
-	display-time-string-forms
-	'((propertize
-	   (concat
-	    (propertize (format-time-string " %I:%M") 'face 'display-time-date-and-time)
-	    (propertize (format-time-string "-%p") 'face 'font-lock-comment-face))
-	   'help-echo (format-time-string "%A, %B %d, %Y")))))
+(unless *is-android*
+  (use-package time
+    :hook
+    (persp-mode . display-time-mode)
+    :config
+    (setq display-time-default-load-average nil
+	  display-time-string-forms
+	  '((propertize
+	     (concat
+	      (propertize (format-time-string " %I:%M") 'face 'display-time-date-and-time)
+	      (propertize (format-time-string "-%p") 'face 'font-lock-comment-face))
+	     'help-echo (format-time-string "%A, %B %d, %Y"))))))
 
 ;; 安装cnfonts脚本，用于修复中英文对齐
 (use-package cnfonts