helldivers/CHANGELOG.md

Changelog – helldivers-trainer

[2.1.0] – 2026-03-31

Added

• Stratagem icons: 65 SVG icons downloaded from community icon set, served as static files under /icons/; icon download script at scripts/download-icons.js
• Gold CSS filter on all stratagem icons to match the game's yellow accent theme
• Session summary modal: opens after stopping practice or finishing a drill/speedrun — shows score, completed count, accuracy, best time, and top 5 stratagems
• Queue preview strip: shows next 3 upcoming stratagems (with icons) below the active stratagem
• Score popup animation: floating +N pts text appears on every correct completion
• Shake animation on wrong input: stratagem icon shakes on incorrect arrow key
• Icon complete pulse: stratagem icon scales + brightens when sequence is completed correctly
• ELO rank icon in post-match result header (matches rank tier badge)
• Inline icons in history table rows, best-per-stratagem table, and leaderboard
• scripts/download-icons.js — automated icon fetcher from GitHub community SVG repo

Changed

• index.html fully rewritten: new elements for icon display, queue, score popup, session summary modal
• app.js fully rewritten (~1100 lines): icon helpers, queue builder, popup system, session stats, improved match/lobby flows
• server.js STRATAGEMS array: all 65 entries now have icon field (or null for missing ones)
• broadcastLobbyUpdate() now sends [{name, elo, rank}] objects with CSS-safe rank labels
• challenge-received WS event now includes challenger ELO for display in challenge modal

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[2.0.0] – 2026-03-30

Added

• 4 Practice modes: Timed (configurable 15/30/45s, SVG ring timer), Endless (3 lives), Category Drill (progress bar), Speed Run (all stratagems, total time)
• Settings modal: timer duration and difficulty (Easy/Normal/Hard) persisted in localStorage
• History view: paginated session table with mode/category filters, SVG polyline score chart, best-time-per-stratagem table
• ELO rating system: server-side ELO (K=32) calculated after every match; rank tiers PRIVATE → GENERAL
• Post-match result modal: ELO delta display (before → after +N), round-by-round history
• Challenge modal: incoming challenge shows challenger name and ELO; replaces toast notification
• Dashboard hero card: ELO rank badge, rank icon, daily sequence preview arrows, mode column in recent sessions
• Leaderboard tabs: Practice Score / ELO Rating / Speed Run with correct column headers per tab
• Mobile hamburger nav: slide-in drawer with overlay backdrop, Esc key closes modals
• DB migration: elo column on users, mode column on practice_sessions, stratagem_stats table
• Lobby redesign: ELO + rank shown per player, 2-column layout (Online + Incoming Challenges)
• View fade transitions on every view switch
• Danger vignette flash at ≤5s timer remaining
• Streak fire glow effect (streak ≥ 5), combo multiplier badge (×N, streak ≥ 2)
• Keyboard shortcuts: Esc stops practice / closes modals, Enter starts practice
• aria-label on all D-pad buttons, modals with role="dialog" and aria-modal="true"

Changed

• Full CSS redesign (~700 → ~1200 lines): glassmorphism cards, new design tokens, SVG timer ring, skeleton shimmer, animated modals
• Dashboard online list now shows ELO; lobby shows ELO + rank per player
• WS lobby-update now sends [{name, elo, rank}] objects instead of plain usernames
• WS challenge-received now includes challenger ELO
• Practice leaderboard query joined with users.elo for rank badge display

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[1.0.0] – 2026-03-30

Added

• Initial release
• Session-based auth with admin and user roles (mustChange password flow)
• Admin panel: create/delete users, view temp passwords
• Practice mode: randomized stratagem training with 30s timer, streak scoring
• Category filters for practice mode
• 1v1 mode via WebSocket: challenge system, lobby, real-time match (first to 5 rounds)
• Dashboard: personal stats, daily challenge, online users, recent sessions
• Leaderboard: top-20 by total score, sessions, match win rate
• SQLite database (WAL mode) for users, practice sessions, matches
• Helldivers 2 military UI theme (dark, yellow accents, grid overlay, scanlines)
• Mobile D-pad support
• Arrow key input with correct/wrong animations