DrawCalculator

The DrawCalculator calculates the amount of user picks based on the user average weighted balance (during each draw period).

Write methods description

initialize()

Allows to initialize the contract during the deployment.

Parameters:

Name	Type	Description
_ticket	address	Address of the ticket.
_drawBuffer	address	Address of the DrawBuffer.
_prizeDistributionBuffer	address	Address of the PrizeDistributionBuffer.

Read methods description

calculateNumberOfUserPicks()

Calculates the picks amount for a user for multiple draws. Typically called by a PrizeDistributor.

Parameters:

Name	Type	Description
_user	address	User for which to calculate picks amount.
_drawIds	uint32[]	drawId array for which to calculate picks amount for.

Return:

Name	Type	Description
_picks	uint256[]	List of number of user picks ordered by drawId.

drawBuffer()

Address of the DrawBuffer connected to the DrawCalculator.

getDrawBuffer()

Address of the DrawBuffer connected to the DrawCalculator.

getNormalizedBalancesForDrawIds()

Returns a user's balances expressed as a fraction of the total supply over time.

Parameters:

Name	Type	Description
_user	address	The user's address.
_drawIds	uint32[]	The _drawIds to consider.

Return:

Name	Type	Description
_balances	uint256[]	Array of balances.

getPrizeDistributionBuffer()

Read global prizeDistributionBuffer variable.

prizeDistributionBuffer()

Read global prizeDistributionBuffer variable.

ticket()

Address of the Ticket associated with DrawCalculator.