Module orderbook 

Orderbook and tick level management for the stablecoin DEX.

Modules

__packing_orderbook

__packing_tick_level

Structs

Orderbook

Orderbook for token pair with price-time priority Uses tick-based pricing with bitmaps for price discovery

OrderbookHandler

Type-safe handler for accessing #struct_name in storage.

TickLevel

Represents a price level in the orderbook with a doubly-linked list of orders Orders are maintained in FIFO order at each tick level

TickLevelHandler

Type-safe handler for accessing #struct_name in storage.

Enums

RoundingDirection

Rounding direction for price conversions.

Constants

MAX_PRICE 🔒

Highest representable scaled price (PRICE_SCALE + MAX_TICK).

MAX_TICK

Maximum allowed tick value (corresponds to MAX_PRICE).

MIN_PRICE 🔒

Lowest representable scaled price (PRICE_SCALE + MIN_TICK).

MIN_TICK

Minimum allowed tick value (corresponds to MIN_PRICE).

PRICE_SCALE

Scaling factor for tick-to-price conversion. A tick of 0 maps to PRICE_SCALE (peg).

Functions

base_to_quote

Convert base token amount to quote token amount at a given tick.

compute_book_key

Compute deterministic book key from ordered (base, quote) token pair

price_to_tick

Converts a scaled price back to a relative tick.

quote_to_base

Convert quote token amount to base token amount at a given tick.

tick_to_price

Convert relative tick to scaled price

validate_tick_spacing

Validates that a tick is aligned to TICK_SPACING.