Architecture

One hotel. Three JSONs.

Every hotel supplier speaks its own dialect.

What you'll learn

Why supplier JSON cannot be shown to travellers as it arrives
How one adapter per supplier and a canonical model fix prices and units
How a master hotel ID and a time budget fix duplicates and slow search

Design Pattern 10 steps 57 seconds October 2, 2026 —

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Three suppliers, three JSONs

The same room, described three ways: per night, in paise, in dollars.

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