fix(mobile): drop Latin label treatment for Arabic labels in RTL

apps/mobile/src/components/home/section-header.mounted.test.tsx

@@ -77,7 +77,7 @@ describe('SectionHeader mounted layout', () => {
     expect(label.props.adjustsFontSizeToFit).not.toBe(true);
     expect(label.children).toEqual(['Live now']);
     // The tracked class stays for the Latin design; the RTL letter-spacing
-    // reset applies to Arabic-script copy only, so this Latin label keeps its
+    // reset applies to RTL-script copy only, so this Latin label keeps its
     // tracking (see lib/rtl-text.ts and text.rtl-labels.mounted.test.tsx).
     if (isRTL) {
       expect(label.props.style).toContainEqual({ writingDirection: 'rtl' });
@@ -105,6 +105,7 @@ describe('SectionHeader mounted layout', () => {
     expect(text.props.numberOfLines).toBeUndefined();
     expect(text.props.allowFontScaling).not.toBe(false);
     expect(text.props.maxFontSizeMultiplier).toBeUndefined();
+    expect(text.props.adjustsFontSizeToFit).not.toBe(true);
     expect(text.children).toEqual(['See all']);
   });
 

apps/mobile/src/components/ui/text.mounted.test.tsx

@@ -161,3 +161,24 @@ describe('Text eyebrow letterspacing', () => {
     }
   });
 });
+
+describe('Text mono variant in an RTL interface', () => {
+  // The mono variant carries a font that ships no RTL-script glyphs, so RTL
+  // copy loses the family in RTL while a Latin run such as a session id keeps
+  // it.
+  it('drops the mono family for an Arabic mono variant in RTL', () => {
+    i18nManager.isRTL = true;
+    const classes = hostClasses(
+      mount(createElement(Text, { variant: 'mono' }, 'الجلسات الجارية الآن'))
+    );
+
+    expect(classes.some(name => name.startsWith('font-mono'))).toBe(false);
+  });
+
+  it('keeps the mono family for a session id in RTL', () => {
+    i18nManager.isRTL = true;
+    const classes = hostClasses(mount(createElement(Text, { variant: 'mono' }, 'ses_9f2c1a7b')));
+
+    expect(classes).toContain('font-mono-medium');
+  });
+});

apps/mobile/src/lib/rtl-text.test.ts

@@ -7,6 +7,7 @@ import {
   JOINED_SCRIPT,
   NATURAL_LETTER_SPACING,
   textLetterSpacing,
+  withoutMonoFamily,
 } from './rtl-text';
 
 // `rtl-text` imports `I18nManager` for its direction helpers; the real module
@@ -54,6 +55,31 @@ describe('hasRtlScript', () => {
   it('leaves Latin copy alone', () => {
     expect(hasRtlScript('Live now')).toBe(false);
   });
+
+  // The script detection the RTL label treatment was first built on: a plain
+  // string, a mixed array, and a nested element all reach the copy, so a label
+  // that mixes scripts counts as RTL script.
+  it('detects an Arabic string', () => {
+    expect(hasRtlScript('الجلسات الجارية الآن')).toBe(true);
+  });
+
+  it('detects Arabic inside a mixed array of strings', () => {
+    expect(hasRtlScript(['LIVE NOW', 'عرض الكل'])).toBe(true);
+  });
+
+  it('checks every item of an array', () => {
+    expect(hasRtlScript(['LIVE', 'NOW'])).toBe(false);
+  });
+
+  it('recurses into a nested element', () => {
+    expect(hasRtlScript(createElement('Text', null, 'استكشاف'))).toBe(true);
+  });
+
+  it('is false for a number, a boolean and null', () => {
+    expect(hasRtlScript(42)).toBe(false);
+    expect(hasRtlScript(true)).toBe(false);
+    expect(hasRtlScript(null)).toBe(false);
+  });
 });
 
 describe('JOINED_SCRIPT', () => {
@@ -110,6 +136,22 @@ describe('containsJoinedScript', () => {
   });
 });
 
+describe('withoutMonoFamily', () => {
+  it('drops the mono family and preserves the remaining order', () => {
+    expect(withoutMonoFamily('font-mono-medium text-[10px] uppercase text-muted-foreground')).toBe(
+      'text-[10px] uppercase text-muted-foreground'
+    );
+  });
+
+  it('drops a variant-prefixed mono family', () => {
+    expect(withoutMonoFamily('dark:font-mono-semibold text-sm')).toBe('text-sm');
+  });
+
+  it('keeps an unrelated token that merely starts with font-mono', () => {
+    expect(withoutMonoFamily('font-mono-bold text-sm')).toBe('font-mono-bold text-sm');
+  });
+});
+
 describe('textLetterSpacing', () => {
   it('returns the natural spacing for a joined script', () => {
     expect(textLetterSpacing('الرئيسية')).toBe(NATURAL_LETTER_SPACING);