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Architecture Overview

Capital Flux follows a Decoupled Client-Server architecture with a heavy emphasis on client-side state management to support offline operations.

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Data Flow Diagram

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Components

  1. Core Mobile Client: Built with React Native, it handles the UI and optimistic updates.
  2. Rate Engine: A sophisticated adapter that fetches, normalizes, and caches exchange rates every 30 minutes.
  3. Sync Engine: Manages a mutation queue to ensure data consistency between the local SQLite database and Supabase.
  4. Global Rates Adapter: Integrated in Phase 11 to provide seamless conversion for international currency pairs (USD, EUR, COP, etc.) via open.er-api.com.