src/hooks/usePricing/README.md
# `usePricing`
Hook with helper utilities to create fixed price exchanges or liquidity pools for your data set, mint datatokens, and buy and sell datatokens.
## Usage
```tsx
import React from 'react'
import { useOcean, useCreatePricing } from '@oceanprotocol/react'
import { Metadata, DDO } from '@oceanprotocol/lib'
export default function MyComponent({ ddo }: { ddo: DDO }) {
const { accountId } = useOcean()
// Pricing helpers
const {
createPricing,
buyDT,
sellDT,
pricingStepText,
pricingError
} = usePricing(ddo)
const priceOptions = {
price: 10,
dtAmount: 10,
type: 'fixed',
weightOnDataToken: '',
swapFee: ''
}
async function handleCreatePricing() {
await createPricing(priceOptions)
}
async function handleMint() {
await mint('1')
}
async function handleBuyDT() {
await buyDT('1')
}
async function handleSellDT() {
await sellDT('1')
}
return (
<div>
<h1>Post for sale</h1>
<p>Your account: {accountId}</p>
<button onClick={handleMint}>Mint DT</button>
<button onClick={handleCreatePricing}>Post for sale</button>
<button onClick={handleBuyDT}>Buy DT</button>
<button onClick={handleSellDT}>Sell DT</button>
</div>
)
}
```