fix: reviewers not correctly shown on dashboard edit screen

text_editor.go

@@ -25,6 +25,11 @@ type textFind struct {
 	valid   bool
 }
 
+type editorProtectedStyle struct {
+	start, end int
+	color      string
+}
+
 // textEditor owns buffer and motion state independently of any particular
 // screen. Inputs can opt into modal behavior without duplicating cursor logic.
 type textEditor struct {
@@ -41,6 +46,8 @@ type textEditor struct {
 	err               error
 	hardwareCursor    bool
 	highlightMarkdown bool
+	protectedPrefix   int
+	protectedStyles   []editorProtectedStyle
 	keys              KeyBindings
 }
 
@@ -838,7 +845,7 @@ func renderTextEditor(editor textEditor, width int, active bool) []editorRendere
 		rendered := renderEditorVisualLine(
 			line, cursor, editor.Mode, selectionStart, selectionEnd,
 			active && hasSelection, active && onVisualLine, editor.hardwareCursor,
-			markdownStyles, width,
+			markdownStyles, width, editor.protectedPrefix, editor.protectedStyles,
 		)
 		if active && onVisualLine {
 			rendered = pad(rendered, width)
@@ -908,7 +915,8 @@ func renderEditorVisualLine(
 	selectionStart, selectionEnd int,
 	hasSelection, showCursor, hardwareCursor bool,
 	markdownStyles []editorMarkdownStyle,
-	width int,
+	width, protectedPrefix int,
+	protectedStyles []editorProtectedStyle,
 ) string {
 	const (
 		reverseStart   = "\x1b[7m"
@@ -919,9 +927,32 @@ func renderEditorVisualLine(
 	runes := []rune(line.text)
 	var rendered strings.Builder
 	selected := false
+	protectedColor := ""
 	markdownStyle := editorMarkdownPlain
 	for offset, value := range runes {
 		position := line.start + offset
+		nextProtectedColor := ""
+		if position < protectedPrefix {
+			nextProtectedColor = editorMarkdownTheme.Dim
+		}
+		for _, style := range protectedStyles {
+			if position >= style.start && position < style.end {
+				nextProtectedColor = style.color
+				break
+			}
+		}
+		if nextProtectedColor != protectedColor {
+			if colorEnabled && nextProtectedColor != "" {
+				rendered.WriteString(foregroundSequence(nextProtectedColor))
+			} else if colorEnabled && protectedColor != "" {
+				if showCursor {
+					rendered.WriteString(foregroundSequence(editorMarkdownTheme.EditorForeground))
+				} else {
+					rendered.WriteString("\x1b[39m")
+				}
+			}
+			protectedColor = nextProtectedColor
+		}
 		nextMarkdownStyle := editorMarkdownPlain
 		if position < len(markdownStyles) {
 			nextMarkdownStyle = markdownStyles[position]
@@ -979,6 +1010,13 @@ func renderEditorVisualLine(
 	if markdownStyle != editorMarkdownPlain {
 		rendered.WriteString(editorMarkdownStyleEnd(showCursor))
 	}
+	if protectedColor != "" && colorEnabled {
+		if showCursor {
+			rendered.WriteString(foregroundSequence(editorMarkdownTheme.EditorForeground))
+		} else {
+			rendered.WriteString("\x1b[39m")
+		}
+	}
 	if showCursor && cursor == line.end {
 		switch mode {
 		case textEditorInsert: