🎵 SANGEET — Dil Se Zuba Tak

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  ___) | (_| | | | | (_| |  __/  __/ |_ 
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Where your emotions become soundwaves.

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🌐 Live Production Deployment

Experience the full-fidelity web app live right now on any browser, mobile phone, tablet, or desktop:

👉 https://sangeett.netlify.app/

Edge-accelerated via Netlify CDN with zero-CORS line-synced karaoke lyrics & high-bandwidth 320kbps streams.

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⚡ Superpowers

🧠 Emotional Vector Intelligence Natural language sentiment parser that maps everyday expressions into high-dimensional acoustic target coordinates (Valence, Energy, Danceability, and Acousticness) accompanied by a live visual Mood Radar.	🎧 320 kbps Studio Fidelity Real-time DES-ECB cipher decryption unwraps media streams directly from high-speed content delivery networks. Pristine studio clarity streamed straight into a custom HTML5 Web Audio engine.
🎤 Synced Karaoke Lyrics Line-by-line real-time synchronized karaoke lyrics with dynamic smooth-scrolling and timestamp highlight. Powered by Netlify edge proxies and offline-first curated LRC line caches.	🔒 Multi-Tenant User & Guest Isolation Seamless authentication with isolated account storage. Registered users keep their custom playlists and liked tracks permanently synced across devices, while guests enjoy complete privacy with isolated zero-trace temporary sessions.
🌌 10 Infinite Mood Rooms Immersive thematic chambers (Broken Heart, Rainy Night, Lo-Fi Focus, Gym Beast, Sufi Soul, Bollywood Retro) dynamically expandable on-demand into endless tracks per room.	📱 Fluid Glassmorphism Design Responsive interface engineered with curated obsidian & ember glassmorphism aesthetics, dynamic interactive vinyl animations, and tactile touch controls tailored for every screen size.

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🥊 Sangeet vs. Legacy Streaming Platforms

Feature	Legacy Apps (Spotify, JioSaavn)	🎵 Sangeet
Audio Bitrate	128 kbps (Free) / 320 kbps (Paid)	320 kbps Direct High-Fidelity (Free)
Advertisements	Audio & Visual Ad Interruptions	100% Ad-Free Pure Flow
Search By Feeling	Rigid keywords & genre tags	Conversational NLP Emotional Vectoring
Guest / Incognito Play	Requires mandatory sign-up	Zero-Friction Guest Mode with Ephemeral Isolation
Synchronized Lyrics	Often paywalled or missing	Full Real-Time Karaoke Engine Included
Custom Mix Creation	Heavy bloat & algorithmic injection	Instant One-Click Reorder & Personal Mixes

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🏗️ Under The Hood

Sangeet combines a client-side resilient fallback engine with an asynchronous Flask microservice architecture to achieve 100% continuous uptime on both local environments and edge cloud providers:

flowchart TD
    subgraph Client ["Client Browser (sangeett.netlify.app)"]
        UI["React 18 + Glassmorphism UI"]
        Audio["HTML5 Web Audio Player (320kbps)"]
        Radar["Live Mood Radar (Canvas)"]
        Karaoke["Synced Karaoke Lyrics Engine"]
        Storage["User vs Guest Storage Boundary"]
    end

    subgraph Intelligence ["Emotion Engine"]
        NLP["Natural Emotion Lexicon Vectorizer"]
        Targets["Acoustic Coordinates (Valence x Energy)"]
    end

    subgraph Edge ["Netlify Edge Layer"]
        Proxy["Edge CDN Reverse Proxy (/api/lrclib/*)"]
        SPA["SPA Rewrite Fallback"]
    end

    subgraph Decryption ["Audio Pipeline"]
        Cipher["DES-ECB Decryption Service"]
        CDN["High-Bitrate CDN Nodes"]
    end

    UI --> NLP --> Targets
    Targets --> Audio
    Audio <--> Karaoke
    Karaoke <--> Proxy
    Audio <--> Cipher <--> CDN
    Storage -.-> UI

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🛠️ The Tech Arsenal

• Frontend Core: React 18, Vite, ES Modules
• Styling Architecture: Custom Glassmorphism Token Engine, TailwindCSS, Inter & Outfit Typography
• Audio & Lyrics: HTML5 Web Audio API, LRCLIB Line Sync, Custom LRC Parser
• Backend Services: Python 3.10+, Flask REST API, PyCryptodome (DES-ECB Cipher)
• Data Persistence: MongoDB (PyMongo) with Thread-Safe JSON Store Fallback & User-Scoped Client Isolation
• Edge Deployment: Netlify Edge CDN Proxy with automated GitHub continuous delivery

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💻 Quick Start

Clone and run the complete ecosystem locally in less than 60 seconds:

Prerequisites

• Node.js (v18+)
• Python (v3.10+)

1. Clone the Repository

git clone https://github.com/techprem324/sangeet.git
cd sangeet

2. Install Dependencies

# Install frontend packages
npm --prefix frontend install

# Install backend Python packages
pip install -r backend/requirements.txt

3. Launch with One Command

npm start

Windows Users: You can also double-click start.bat or run .\start.ps1 in PowerShell.

• 🌐 Frontend UI: http://localhost:5173 (or http://localhost:5000)
• ⚙️ Flask REST API: http://localhost:5000/api
• 🩺 Health Check: http://localhost:5000/api/health

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📡 API Endpoint Overview

Method	Route	Description
POST	/api/chat	Transforms conversational mood prompt into emotion vectors + 320kbps tracks
POST	/api/mood	Real-time sentiment analysis returning valence, energy, and genre affinities
GET	/api/lyrics	Returns synchronized karaoke lines [{ t, text }] for the active track
GET	/api/catalog	Retrieves curated mood room collections
POST	/api/explore	Expands category tracks dynamically up to 500+ songs
GET	/api/search	Fast instant search across global Bollywood, Indie, and International tracks
GET / POST	/api/playlists	User-isolated playlist creation, retrieval, and track management
GET / POST	/api/liked	User-isolated hearted song library
POST	/api/auth/login	Authenticates registered user sessions
POST	/api/auth/register	Registers new user account with isolated library

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👨‍💻 Author & Vision

Crafted with ❤️ and obsession for music by Prem Srivastava (@techprem324).

"Music shouldn't be trapped behind paywalls, subscription tiers, or impersonal algorithms. It should speak the language of what you feel right now."

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⚡ Visit Live Web App: https://sangeett.netlify.app/

⭐ Star this repository if Sangeet hit the right chord with you!