add utils package + move get tokens to lib folder

apps/desktop/src/bun/lib/alchemy/call.ts

@@ -0,0 +1,30 @@
+import { tryCatch } from '@koins/utils'
+
+export const post = async <T>(
+	url: string,
+	body: any,
+): Promise<{ jsonrpc: '2.0'; id: number; result: T }> => {
+	const [response, error] = await tryCatch(
+		fetch(url, {
+			method: 'POST',
+			headers: { 'Content-Type': 'application/json' },
+			body: JSON.stringify(body),
+		}),
+	)
+
+	if (error) {
+		console.log(error)
+		throw error
+	}
+
+	console.log('data', await response.text())
+
+	const [data, dataError] = await tryCatch(response.json())
+
+	if (dataError) {
+		console.log(dataError)
+		throw dataError
+	}
+
+	return data
+}

apps/desktop/src/bun/lib/alchemy/get-token-balances.ts

@@ -0,0 +1,34 @@
+import { post } from './call'
+import { getChainID, getURL } from './network'
+import { inspect } from 'util'
+
+export const getTokensBalances = async (
+	key: string,
+	chainid: string,
+	address: string,
+) => {
+	const chainId = getChainID(chainid)
+	if (!chainId) return
+
+	const url = getURL({
+		chainId,
+		key,
+	})
+
+	const balRes = await post<{
+		address: `0x${string}`
+		tokenBalances: {
+			contractAddress: `0x${string}`
+			tokenBalance: string
+		}[]
+	}>(url, {
+		jsonrpc: '2.0',
+		id: 0,
+		method: 'alchemy_getTokenBalances',
+		params: [address, 'erc20'],
+	})
+
+	console.log(inspect(balRes, { depth: null, colors: true }))
+
+	return balRes
+}

apps/desktop/src/bun/lib/alchemy/get-token-metadata.ts

@@ -0,0 +1,30 @@
+import { post } from './call'
+import { getChainID, getURL } from './network'
+
+export const getTokenMetadata = async (
+	key: string,
+	chainid: string,
+	tokenAddress: string,
+) => {
+	const chainId = getChainID(chainid)
+	if (!chainId) return
+
+	const url = getURL({
+		chainId,
+		key,
+	})
+
+	const result = await post<{
+		name: string | null
+		symbol: string | null
+		decimals: number | null
+		logo: string | null
+	}>(url, {
+		jsonrpc: '2.0',
+		id: 0,
+		method: 'alchemy_getTokenMetadata',
+		params: [tokenAddress],
+	})
+
+	return result
+}

apps/desktop/src/bun/lib/alchemy/index.ts

@@ -0,0 +1,3 @@
+export * from './get-token-balances'
+export * from './get-token-metadata'
+export * from './types'

apps/desktop/src/bun/lib/alchemy/network.ts

@@ -0,0 +1,31 @@
+export const ALCHEMY_NETWORKS = {
+	'1': 'eth-mainnet',
+	'137': 'polygon-mainnet',
+	'56': 'bnb-mainnet',
+} as const
+
+export type ChainID = keyof typeof ALCHEMY_NETWORKS
+
+export const CHAIN_ID = Object.keys(
+	ALCHEMY_NETWORKS,
+) as Array<ChainID>
+
+export const getChainID = (id: string) => {
+	if (CHAIN_ID.includes(id as ChainID)) {
+		return id as ChainID
+	}
+	return null
+}
+
+export const getURL = ({
+	key,
+	chainId,
+}: {
+	chainId: ChainID
+	key: string
+}) => {
+	const network = ALCHEMY_NETWORKS[chainId]
+	const url = `https://${network}.g.alchemy.com/v2/${key}`
+
+	return url
+}

apps/desktop/src/bun/lib/alchemy/types.ts

@@ -0,0 +1,3 @@
+export type Token = {}
+
+export type TokenBalance = {}