/
deposit.go
63 lines (54 loc) · 1.51 KB
/
deposit.go
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package types
import (
"errors"
errorsmod "cosmossdk.io/errors"
sdkmath "cosmossdk.io/math"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
)
// NewDeposit creates a new Deposit object
func NewDeposit(cdpID uint64, depositor sdk.AccAddress, amount sdk.Coin) Deposit {
return Deposit{cdpID, depositor, amount}
}
// Validate performs a basic validation of the deposit fields.
func (d Deposit) Validate() error {
if d.CdpID == 0 {
return errors.New("deposit's cdp id cannot be 0")
}
if d.Depositor.Empty() {
return errors.New("depositor cannot be empty")
}
if !d.Amount.IsValid() {
return errorsmod.Wrapf(sdkerrors.ErrInvalidCoins, "deposit %s", d.Amount)
}
return nil
}
// Deposits a collection of Deposit objects
type Deposits []Deposit
// Validate validates each deposit
func (ds Deposits) Validate() error {
for _, d := range ds {
if err := d.Validate(); err != nil {
return err
}
}
return nil
}
// Equals returns whether two deposits are equal.
func (d Deposit) Equals(comp Deposit) bool {
return d.Depositor.Equals(comp.Depositor) && d.CdpID == comp.CdpID && d.Amount.IsEqual(comp.Amount)
}
// Empty returns whether a deposit is empty.
func (d Deposit) Empty() bool {
return d.Equals(Deposit{})
}
// SumCollateral returns the total amount of collateral in the input deposits
func (ds Deposits) SumCollateral() (sum sdkmath.Int) {
sum = sdk.ZeroInt()
for _, d := range ds {
if !d.Amount.IsZero() {
sum = sum.Add(d.Amount.Amount)
}
}
return
}