Fix: add responsive hamburger menu for mobile navigation #1
Conversation
Replace broken mobile header with a proper hamburger menu that shows/hides navigation items. Uses pure CSS animations and Svelte state management without additional dependencies.
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WalkthroughIntroduces mobile navigation support to Main.svelte by adding state management for mobile menu visibility and helper functions to control tab selection and menu toggling. The header structure is reworked to include both desktop navigation and a mobile menu panel with responsive CSS to display appropriate layouts based on screen size. Changes
Sequence DiagramsequenceDiagram
participant User
participant Mobile Menu Button
participant Mobile Menu Panel
participant Tab Selection
User->>Mobile Menu Button: Click hamburger icon
Mobile Menu Button->>Mobile Menu Panel: toggleMobileMenu()
activate Mobile Menu Panel
Mobile Menu Panel-->>User: Show menu (mobileMenuOpen = true)
User->>Tab Selection: Click tab in menu
Tab Selection->>Mobile Menu Panel: selectTab(tab)
Mobile Menu Panel->>Mobile Menu Panel: Update active tab
Mobile Menu Panel->>Mobile Menu Panel: closeMobileMenu()
deactivate Mobile Menu Panel
Mobile Menu Panel-->>User: Hide menu (mobileMenuOpen = false)
Estimated code review effort🎯 3 (Moderate) | ⏱️ ~20 minutes
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Pre-merge checks and finishing touches✅ Passed checks (3 passed)
✨ Finishing touches🧪 Generate unit tests (beta)
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Actionable comments posted: 0
🧹 Nitpick comments (2)
src/Main.svelte (2)
6-6: State management looks good!The mobile menu state and helper functions are well-structured. The
selectTabfunction correctly closes the menu after selection, which provides good UX.Optional UX enhancements to consider:
You could enhance the mobile menu experience by adding handlers to close the menu when:
- User clicks outside the menu
- User presses the Escape key
- Window is resized from mobile to desktop (to reset state)
Example implementation:
+ import { onMount } from 'svelte'; + let activeTab: "models" | "providers" = "models"; let mobileMenuOpen = false; const GITHUB_URL = "https://github.com/BerriAI/litellm"; const DOCS_URL = "https://docs.litellm.ai"; + function handleClickOutside(event: MouseEvent) { + const target = event.target as HTMLElement; + if (mobileMenuOpen && !target.closest('.mobile-menu') && !target.closest('.mobile-menu-btn')) { + closeMobileMenu(); + } + } + + function handleKeyDown(event: KeyboardEvent) { + if (event.key === 'Escape' && mobileMenuOpen) { + closeMobileMenu(); + } + } + + onMount(() => { + document.addEventListener('click', handleClickOutside); + document.addEventListener('keydown', handleKeyDown); + return () => { + document.removeEventListener('click', handleClickOutside); + document.removeEventListener('keydown', handleKeyDown); + }; + });Also applies to: 11-22
70-93: Mobile menu structure is solid!The mobile menu properly mirrors the desktop navigation structure and correctly closes when users interact with links or tabs, providing good UX.
Optional accessibility enhancement:
Consider managing focus when the mobile menu opens to improve screen reader experience. You could use Svelte's
bind:thisand focus the first menu item when the menu opens:+ let mobileMenuRef: HTMLDivElement; + + $: if (mobileMenuOpen && mobileMenuRef) { + const firstButton = mobileMenuRef.querySelector('button'); + firstButton?.focus(); + } <!-- Mobile Menu --> {#if mobileMenuOpen} - <div class="mobile-menu"> + <div class="mobile-menu" bind:this={mobileMenuRef}>
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src/Main.svelte(3 hunks)
🔇 Additional comments (7)
src/Main.svelte (7)
29-32: LGTM!Logo section is clean and properly structured.
34-56: Desktop navigation properly structured!The desktop navigation is well-organized within its container and properly uses the
selectTabhelper for consistency. Security attributes on external links are correctly implemented.
59-66: Excellent accessibility implementation!The mobile menu button is properly implemented with semantic HTML and correct ARIA attributes. The
aria-expandedattribute correctly reflects the menu state, which is important for screen reader users.
153-216: LGTM!Desktop navigation styles are clean and use appropriate CSS patterns with smooth transitions and proper use of CSS variables.
218-267: Hamburger animation looks great!The hamburger icon animation is smoothly implemented with proper CSS transforms and transitions. The three-bar to X transformation provides good visual feedback.
269-328: LGTM!Mobile menu styles are well-structured and consistent with the desktop navigation design. The defensive
display: noneworks well with the conditional rendering to ensure the menu only appears on mobile devices.
331-347: Responsive implementation is correct!The media query at 768px is a sensible breakpoint, and the responsive behavior properly toggles between desktop and mobile navigation. The reduced padding on mobile optimizes space usage.
1 participant
Summary
Implements a mobile-friendly hamburger menu to fix broken header navigation.
Symmary
The header navigation was not properly responsive on mobile devices - the tab text "AI Gateway - Endpoints & Providers" was breaking vertically and causing layout issues.
Solution
Changes
src/Main.svelte: Restructured header markup and added mobile menu stylesScreenshots.
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After
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