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import { NumberString } from '..'
export class BZZ {
public static readonly DIGITS = 16
private state: FixedPointNumber
private constructor(state: FixedPointNumber) {
this.state = state
}
public static fromDecimalString(string: string) {
return new BZZ(FixedPointNumber.fromDecimalString(string, BZZ.DIGITS))
}
public static fromPLUR(plur: NumberString | string | bigint) {
return new BZZ(new FixedPointNumber(plur, BZZ.DIGITS))
}
public toPLURString() {
return this.state.toString()
}
public toPLURBigInt() {
return this.state.value
}
public toDecimalString() {
return this.state.toDecimalString()
}
public toSignificantDigits(digits: number) {
return this.toDecimalString().slice(0, this.toDecimalString().indexOf('.') + digits + 1)
}
/**
* Does not mutate the current BZZ instance.
*
* @param other BZZ instance, or amount in PLUR
* @returns New BZZ instance
*/
public plus(other: BZZ | NumberString | string | bigint) {
return new BZZ(this.state.add(other instanceof BZZ ? other.state : new FixedPointNumber(other, BZZ.DIGITS)))
}
/**
* Does not mutate the current BZZ instance.
*
* @param other BZZ instance, or amount in PLUR
* @returns New BZZ instance
*/
public minus(other: BZZ | NumberString | string | bigint) {
return new BZZ(this.state.subtract(other instanceof BZZ ? other.state : new FixedPointNumber(other, BZZ.DIGITS)))
}
/**
* Does not mutate the current BZZ instance.
*
* @param other Divisor
* @returns New BZZ instance
*/
public divide(other: bigint) {
return new BZZ(this.state.divmod(other)[0])
}
public gt(other: BZZ) {
return this.state.compare(other.state) === 1
}
public gte(other: BZZ) {
return this.state.compare(other.state) !== -1
}
public lt(other: BZZ) {
return this.state.compare(other.state) === -1
}
public lte(other: BZZ) {
return this.state.compare(other.state) !== 1
}
public eq(other: BZZ) {
return this.state.compare(other.state) === 0
}
public exchangeToDAI(daiPerBzz: DAI): DAI {
return DAI.fromWei(
this.state.exchange('*', new FixedPointNumber(daiPerBzz.toWeiBigInt(), DAI.DIGITS), DAI.DIGITS).value,
)
}
}
export class DAI {
public static readonly DIGITS = 18
private state: FixedPointNumber
private constructor(state: FixedPointNumber) {
this.state = state
}
public static fromDecimalString(string: string) {
return new DAI(FixedPointNumber.fromDecimalString(string, DAI.DIGITS))
}
public static fromWei(wei: NumberString | string | bigint) {
return new DAI(new FixedPointNumber(wei, DAI.DIGITS))
}
public toWeiString() {
return this.state.toString()
}
public toWeiBigInt() {
return this.state.value
}
public toDecimalString() {
return this.state.toDecimalString()
}
public toSignificantDigits(digits: number) {
return this.toDecimalString().slice(0, this.toDecimalString().indexOf('.') + digits + 1)
}
/**
* Does not mutate the current DAI instance.
*
* @param other DAI instance, or amount in PLUR
* @returns New DAI instance
*/
public plus(other: DAI | NumberString | string | bigint) {
return new DAI(this.state.add(other instanceof DAI ? other.state : new FixedPointNumber(other, DAI.DIGITS)))
}
/**
* Does not mutate the current DAI instance.
*
* @param other DAI instance, or amount in PLUR
* @returns New DAI instance
*/
public minus(other: DAI | NumberString | string | bigint) {
return new DAI(this.state.subtract(other instanceof DAI ? other.state : new FixedPointNumber(other, DAI.DIGITS)))
}
/**
* Does not mutate the current DAI instance.
*
* @param other Divisor
* @returns New DAI instance
*/
public divide(other: bigint) {
return new DAI(this.state.divmod(other)[0])
}
public gt(other: DAI) {
return this.state.compare(other.state) === 1
}
public gte(other: DAI) {
return this.state.compare(other.state) !== -1
}
public lt(other: DAI) {
return this.state.compare(other.state) === -1
}
public lte(other: DAI) {
return this.state.compare(other.state) !== 1
}
public eq(other: DAI) {
return this.state.compare(other.state) === 0
}
public exchangeToBZZ(daiPerBzz: DAI): BZZ {
return BZZ.fromPLUR(
this.state.exchange('/', new FixedPointNumber(daiPerBzz.toWeiBigInt(), DAI.DIGITS), BZZ.DIGITS).value,
)
}
}
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