breez-sdk-docs/snippets/react-native/metadata.ts

import { setPaymentMetadata, listPayments } from '@breeztech/react-native-breez-sdk'

const testSetPaymentMetadata = async () => {
  // ANCHOR: set-payment-metadata
  await setPaymentMetadata('target-payment-hash', '{"myCustomValue":true}')
  // ANCHOR_END: set-payment-metadata
}

const testFilterPaymentMetadata = async () => {
  // ANCHOR: filter-payment-metadata
  const metadataFilters = [
    {
      jsonPath: 'myCustomValue',
      jsonValue: 'true'
    }
  ]

  try {
    await listPayments({
      metadataFilters
    })
  } catch (err) {
    // handle error
  }
  // ANCHOR_END: filter-payment-metadata
}

const testFilterPaymentMetadataString = async () => {
  // ANCHOR: filter-payment-metadata-string
  // Note: These are equivalent
  const metadataFilters = [
    {
      jsonPath: 'customerName',
      jsonValue: 'Satoshi Nakamoto'
    },
    {
      jsonPath: 'customerName',
      jsonValue: JSON.stringify('Satoshi Nakamoto')
    }
  ]
  // ANCHOR_END: filter-payment-metadata-string
}

const testFilterPaymentMetadataObject = async () => {
  // ANCHOR: filter-payment-metadata-object
  // This will *NOT* work
  const _metadataFilters = [
    {
      jsonPath: 'parent.nestedArray',
      jsonValue: '[1, 2, 3]'
    }
  ]

  // Any of these will work
  const metadataFilters = [
    {
      jsonPath: 'parent.nestedArray',
      jsonValue: '[1,2,3]'
    },
    {
      jsonPath: 'parent.nestedArray',
      jsonValue: JSON.stringify([1, 2, 3])
    }
  ]
  // ANCHOR_END: filter-payment-metadata-object
}