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

import {
    BreezEvent,
    connect,
    defaultConfig,
    EnvironmentType,
    mnemonicToSeed,
    NodeConfig,
    NodeConfigVariant,
    nodeInfo
} from "@breeztech/react-native-breez-sdk"

const exampleGettingStarted = async () => {
    // ANCHOR: init-sdk
    // SDK events listener
    const onBreezEvent = (e: BreezEvent) => {
        console.log(`Received event ${e.type}`)
    }

    // Create the default config
    const seed = await mnemonicToSeed("<mnemonics words>")
    const inviteCode = "<invite code>"
    const apiKey = "<api key>"
    const nodeConfig: NodeConfig = {
        type: NodeConfigVariant.GREENLIGHT,
        config: {
            inviteCode
        }
    }

    const config = await defaultConfig(
        EnvironmentType.PRODUCTION,
        apiKey,
        nodeConfig
    )

    // Connect to the Breez SDK make it ready for use
    await connect(config, seed, onBreezEvent)
    // ANCHOR_END: init-sdk
}

const exampleFetchNodeInfo = async () => {
    // ANCHOR: fetch-balance
    const nodeState = await nodeInfo()
    const balanceLn = nodeState.channelsBalanceMsat
    const balanceOnchain = nodeState.onchainBalanceMsat
    // ANCHOR_END: fetch-balance
}