System Requirements Document for next-life

1. Introduction

The "Naija Tap Challenge" is a Nigerian-themed reaction game designed for Android phones. It aims to provide a fun, highly addictive, and lightweight gaming experience. The game incorporates various gameplay modes, player progression features, an online leaderboard, optional account creation, advertising monetization, a virtual shop, and privacy-conscious analytics, all while ensuring smooth performance and security.

2. System Overview

2a. Product Interpretation and Delivery Boundary

The "Naija Tap Challenge" is an Android game that offers a vibrant and culturally rich gaming experience inspired by Nigerian themes. The game is designed to be played on mid-range Android phones, ensuring smooth performance and low memory usage. It supports both online and offline play, with online features such as leaderboards and account synchronization requiring connectivity. The game includes optional account creation, allowing players to play as guests or sign in using email or Google accounts. Monetization is achieved through legitimate advertisements and an optional ad removal purchase. The game strictly prohibits gambling mechanics and ensures privacy-conscious analytics.

2b. Source Content Inventory

Not applicable as no content source directive was provided.

2c. Page Content and Component Coverage

Landing

• Information/State: Introduction to the game, Nigerian-themed visuals.
• Primary Actions: Start as guest, navigate to login or sign-up.
• Components: Hero image, call-to-action buttons.
• States: Loading, error handling for network issues.

Login

• Information/State: Login options for returning users.
• Primary Actions: Email login, Google sign-in.
• Components: Input fields, sign-in buttons.
• States: Loading, authentication error.

Sign Up

• Information/State: Account creation for new users.
• Primary Actions: Email registration, Google account linking.
• Components: Input fields, registration buttons.
• States: Loading, registration error.

Main Menu

• Information/State: Navigation hub for game modes and features.
• Primary Actions: Access PLAY, DAILY CHALLENGE, LEADERBOARD, SHOP, ACHIEVEMENTS, SETTINGS.
• Components: Menu buttons, status indicators.
• States: Loading, navigation error.

PLAY

• Information/State: Game mode selection and gameplay.
• Primary Actions: Start game, select mode.
• Components: Mode buttons, gameplay interface.
• States: Loading, gameplay error.

Game Over

• Information/State: Display of game results and high scores.
• Primary Actions: Retry, return to main menu.
• Components: Score display, retry button.
• States: Loading, score submission error.

DAILY CHALLENGE

• Information/State: Daily challenge details and ranking.
• Primary Actions: Attempt challenge, view ranking.
• Components: Challenge description, ranking list.
• States: Loading, challenge error.

LEADERBOARD

• Information/State: Player rankings and scores.
• Primary Actions: View rankings, filter by time period.
• Components: Ranking list, filter options.
• States: Loading, data retrieval error.

ACHIEVEMENTS

• Information/State: Player achievements and progression.
• Primary Actions: View achievements, claim rewards.
• Components: Achievement list, reward buttons.
• States: Loading, reward claim error.

SHOP

• Information/State: Virtual shop for cosmetic and audio unlocks.
• Primary Actions: Purchase items, view inventory.
• Components: Item list, purchase buttons.
• States: Loading, purchase error.

SETTINGS

• Information/State: Game settings and preferences.
• Primary Actions: Adjust audio, themes, privacy settings.
• Components: Toggle switches, sliders.
• States: Loading, settings error.

Operator Console

• Information/State: Operational controls for game management.
• Primary Actions: Manage daily challenges, monitor analytics.
• Components: Dashboard, control panels.
• States: Loading, operational error.

3. Functional Requirements

• As a Player, I should be able to start the game as a guest without creating an account, ensuring immediate access to gameplay. (explicit)
• As a Player, I should be able to create an account using email or Google sign-in for personalized experiences and online features. (explicit)
• As a Player, I should be able to play various game modes, including Classic, Time Attack, Endless, Daily Challenge, and High Score Mode, to enjoy diverse gameplay experiences. (explicit)
• As a Player, I should be able to earn XP, levels, achievements, and virtual coins through gameplay to track my progression and unlock new content. (explicit)
• As a Player, I should be able to view my rankings on an online leaderboard to compare my performance with others. (explicit)
• As a Player, I should be able to participate in daily challenges and view my daily ranking to engage with new content regularly. (explicit)
• As a Player, I should be able to make in-app purchases using Nigerian Naira for legitimate transactions, excluding gambling or betting. (explicit)
• As a Player, I should be able to disable music and sound effects to customize my audio experience. (explicit)
• As a Player, I should be able to access a virtual shop to spend earned coins on cosmetic and audio items, ensuring no real-money exchange. (explicit)
• As a Player, I should be able to view and manage my achievements and progression in the Achievements section. (explicit)
• As a Player, I should be able to adjust game settings, including themes, audio, and privacy controls, to personalize my experience. (explicit)
• As a Game Operator, I should be able to manage daily challenges, ensure score integrity, and oversee analytics and privacy operations to maintain game quality and security. (required_inference)

4. User Personas

• Player: Engages with the game as a guest or account holder, participates in various game modes, earns progression rewards, uses the shop, views leaderboards, and manages settings.
• Game Operator: Manages daily challenges, oversees moderation and security, ensures leaderboard integrity, and handles analytics and privacy operations.

5. Core User Flows

Player Flow

1. Guest Play:

   • Open the game.
   • Start playing as a guest from the Landing page.
   • Access the Main Menu and select a game mode.
   • Play the selected mode and view results on the Game Over page.
   • Return to the Main Menu for further actions.

2. Account Creation:

   • Open the game.
   • Navigate to the Sign Up page.
   • Create an account using email or Google sign-in.
   • Access the Main Menu and select a game mode.
   • Play the selected mode and view results on the Game Over page.
   • Return to the Main Menu for further actions.

3. Daily Challenge:

   • Access the Main Menu.
   • Select DAILY CHALLENGE.
   • Attempt the daily challenge.
   • View daily ranking and return to the Main Menu.

4. Leaderboard Viewing:

   • Access the Main Menu.
   • Select LEADERBOARD.
   • View rankings and filter by time period.

5. Shop Purchases:

   • Access the Main Menu.
   • Select SHOP.
   • Browse items and make purchases using virtual coins.

6. Settings Management:

   • Access the Main Menu.
   • Select SETTINGS.
   • Adjust audio, themes, and privacy settings.

Game Operator Flow

1. Daily Challenge Management:

   • Access the Operator Console.
   • Create and manage daily challenges.
   • Monitor player participation and rankings.

2. Score Integrity and Analytics:

   • Access the Operator Console.
   • Validate leaderboard scores.
   • Oversee analytics and privacy operations.

6. Visuals Colors and Theme

• Muse: Jessica Walsh
• Palette (light mode):
  • Background: #FFEBE5
  • Surface: #FFFCF9
  • Text: #212121
  • Primary: #FF6F61
  • Accent: #4CAF50
  • Muted: #FFC107
• Typography:
  • Headings: Archivo Black — Bold, uppercase, tight tracking, oversized
  • Body: Sora
  • Scale: 1.25 modular, 60/48/32/24/16
• Shape Language: Bold color fields, overlapping shapes, sticker-like elements, unexpected crops.
• Layout: Asymmetric with oversized elements and bold color areas.
• Imagery: Surreal art-directed illustrations and 3D props reflecting Nigerian themes.

7. Signature Design Concept

The Landing page will feature a full-screen hero with overlapping vibrant color blocks and large typography. Playful Nigerian-themed illustrations will be the main focus, set against a light, warm background. Oversized, bold headlines with vibrant color contrast will draw attention, while sticker-like UI elements will pop with interaction. Expressive animations will bring energy to the interface, creating an engaging first impression.

8. Interaction Model & Motion Direction

• Interaction Model: Animated
• Motion Tempo: Expressive
• Hero Dimensionality: Layered_2d
• Landing Hero Motion Brief: The focal subject will be a playful Nigerian-themed illustration. Upon user interaction, vibrant color blocks will animate in with bouncy scale-ins, and marquee text will introduce the game. The reduced-motion state will simplify animations for accessibility.

9. Non-Functional Requirements

• The game must run smoothly at 60 FPS on supported devices. (explicit)
• Optimize textures, audio, animations, memory, and network requests for performance. (explicit)
• Ensure low memory usage and fast startup. (explicit)
• Protect authentication and API endpoints, and never embed secret API keys in the Android application. (explicit)
• Validate important leaderboard data server-side to prevent cheating. (explicit)
• Follow applicable privacy requirements and provide appropriate consent/privacy controls. (explicit)

10. Tech Stack

• Game Framework: Unity + C# OR Godot (select for fastest stable Android MVP)
• Backend: Server-side validation for leaderboard and analytics
• Advertising: Google AdMob
• Purchases: Google Play Billing

11. Assumptions and Constraints

• The game is designed for Android phones and must generate a real APK/AAB. (explicit)
• No copyrighted characters or trademarks will be used. (explicit)
• Nigerian Naira (₦) is used only for legitimate real-money purchases. (explicit)
• Virtual coins are gameplay currency only and have no cash value. (explicit)
• The game excludes gambling mechanics. (explicit)
• Account creation is optional, and guest play is available before account creation. (explicit)
• Advertisements must be legitimate, closable, and non-deceptive. (explicit)
• Offline play is available except for online features. (explicit)
• No fake buttons or placeholder functionality will be used. (explicit)

12. Glossary

• APK/AAB: Android Package/Android App Bundle, formats for distributing and installing apps on Android devices.
• Leaderboard: A ranking system showing player scores.
• Virtual Coins: In-game currency earned through gameplay, not convertible to real money.
• Daily Challenge: A special game mode with unique objectives available once per day.
• Game Operator: A role responsible for managing game content and ensuring security and integrity.