Mint or Deposit newUSD

Description

Users can obtain newUSD tokens by depositing AUSD into the vault. The vault operates at a 1:1 conversion rate between AUSD and newUSD.

Flow of Funds

• User approves the newUSD contract to spend their AUSD
• User calls deposit() or mint()
  • deposit(assets, receiver) - Specify exact AUSD amount to deposit. The vault calculates and mints the corresponding newUSD.
  • mint(newUsd, receiver) - Specify exact newUSD you want to receive. The vault calculates and charges the corresponding AUSD amount
• Remaining AUSD is transferred to vault
• Equivalent amount of newUSD is minted to user

Examples

Functions

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// Deposit exact amount of AUSD, receive newUSD
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function deposit(uint256 assets, address receiver) returns (uint256 newUsd);
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// Mint exact amount of newUSD, pay required AUSD
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function mint(uint256 newUsd, address receiver) returns (uint256 assets);
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// Check maximum AUSD you can deposit
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function maxDeposit(address owner) returns (uint256);
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// Calculate newUSD received for AUSD amount
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function previewDeposit(uint256 assets) returns (uint256);