[BUGFIX] Fix alignment 💯

Sources/RichTextKit/Component/RichTextViewComponent+Alignment.swift

@@ -17,10 +17,11 @@ import AppKit
 public extension RichTextViewComponent {
 
     /// Get the text alignment.
-    var richTextAlignment: RichTextAlignment? {
-        guard let style = richTextParagraphStyle else { return nil }
-        return RichTextAlignment(style.alignment)
-    }
+//    var richTextAlignment: RichTextAlignment? 
+//    {
+//        guard let style = richTextParagraphStyle else { return nil }
+//        return RichTextAlignment(style.alignment)
+//    }
 
     /// Set the text alignment.
     func setRichTextAlignment(_ alignment: RichTextAlignment) {

Sources/RichTextKit/Component/RichTextViewComponent+Paragraph.swift

@@ -29,12 +29,29 @@ public extension RichTextViewComponent {
     /// selected paragraphs. If many paragraphs are selected,
     /// it will only affect the first one.
     func setRichTextParagraphStyle(_ style: NSParagraphStyle) {
-        let range = lineRange(for: selectedRange)
-        guard range.length > 0 else { return }
+        defer { richTextAlignment = RichTextAlignment(style.alignment)  }
+
+        let range: NSRange
+        if multipleSelectedLines() {
+            range = safeRange(for: selectedRange)
+        } else {
+            range = lineRange(for: selectedRange)
+        }
+        guard range.length > 0 else {
+            setRichTextAttribute(.paragraphStyle, to: style)
+            return
+        }
         #if os(watchOS)
         setRichTextAttribute(.paragraphStyle, to: style, at: range)
         #else
         textStorageWrapper?.addAttribute(.paragraphStyle, value: style, range: range)
         #endif
     }
+
+    private func multipleSelectedLines() -> Bool {
+        guard let selectedText = textStorageWrapper?.attributedSubstring(from: selectedRange) else { return false }
+        let selectedLines = selectedText.string.components(separatedBy: .newlines)
+
+        return selectedLines.count > 1
+    }
 }

Sources/RichTextKit/Component/RichTextViewComponent.swift

@@ -61,6 +61,9 @@ public protocol RichTextViewComponent: AnyObject,
     /// The text view's mutable attributed string, if any.
     var mutableAttributedString: NSMutableAttributedString? { get }
 
+    /// Get the text alignment.
+    var richTextAlignment: RichTextAlignment? { get set }
+
     /// The spacing between the text view's edge and its text.
     var textContentInset: CGSize { get set }
 

Sources/RichTextKit/RichTextView_UIKit.swift

@@ -101,6 +101,12 @@ open class RichTextView: UITextView, RichTextViewComponent {
     /// Keeps track of the data format used by the view.
     private var richTextDataFormat: RichTextDataFormat = .archivedData
 
+    /// Get the text alignment.
+    public var richTextAlignment: RichTextAlignment?
+    //    {
+    //        guard let style = richTextParagraphStyle else { return nil }
+    //        return RichTextAlignment(style.alignment)
+    //    }
     // MARK: - Overrides
 
     /**