| 
 | 1 | +import { createContext, useContext, useEffect, useState } from 'react'  | 
 | 2 | + | 
 | 3 | +import { useQuery } from '@tanstack/react-query'  | 
 | 4 | + | 
 | 5 | +import { apiClient } from './api-client'  | 
 | 6 | + | 
 | 7 | +import type { KeyStore } from '@trustwallet/wallet-core'  | 
 | 8 | + | 
 | 9 | +type Wallet = KeyStore.Wallet  | 
 | 10 | + | 
 | 11 | +type WalletContext = {  | 
 | 12 | +  currentWallet: Wallet | null  | 
 | 13 | +  wallets: Wallet[]  | 
 | 14 | +  isLoading: boolean  | 
 | 15 | +  hasWallets: boolean  | 
 | 16 | +  setCurrentWallet: (id: Wallet['id']) => void  | 
 | 17 | +}  | 
 | 18 | + | 
 | 19 | +const WalletContext = createContext<WalletContext | undefined>(undefined)  | 
 | 20 | + | 
 | 21 | +export function useWallet() {  | 
 | 22 | +  const context = useContext(WalletContext)  | 
 | 23 | +  if (!context) {  | 
 | 24 | +    throw new Error('useWallet must be used within WalletProvider')  | 
 | 25 | +  }  | 
 | 26 | +  return context  | 
 | 27 | +}  | 
 | 28 | + | 
 | 29 | +export function WalletProvider({ children }: { children: React.ReactNode }) {  | 
 | 30 | +  const [selectedWalletId, setSelectedWalletId] = useState<string | null>(null)  | 
 | 31 | + | 
 | 32 | +  const { data: wallets = [], isLoading } = useQuery({  | 
 | 33 | +    queryKey: ['wallets'],  | 
 | 34 | +    queryFn: () => apiClient.wallet.all.query(),  | 
 | 35 | +    staleTime: 5 * 60 * 1000, // 5 minutes  | 
 | 36 | +  })  | 
 | 37 | + | 
 | 38 | +  const hasWallets = wallets.length > 0  | 
 | 39 | + | 
 | 40 | +  const currentWallet = useMemo(() => {  | 
 | 41 | +    if (!hasWallets) return null  | 
 | 42 | + | 
 | 43 | +    if (selectedWalletId) {  | 
 | 44 | +      const selectedWallet = wallets.find(  | 
 | 45 | +        wallet => wallet.id === selectedWalletId,  | 
 | 46 | +      )  | 
 | 47 | +      if (selectedWallet) return selectedWallet  | 
 | 48 | +    }  | 
 | 49 | + | 
 | 50 | +    return wallets[0] || null  | 
 | 51 | +  }, [hasWallets, selectedWalletId, wallets])  | 
 | 52 | + | 
 | 53 | +  useEffect(() => {  | 
 | 54 | +    if (hasWallets && !selectedWalletId && wallets[0]) {  | 
 | 55 | +      setSelectedWalletId(wallets[0].id)  | 
 | 56 | +    }  | 
 | 57 | +  }, [hasWallets, selectedWalletId, wallets])  | 
 | 58 | + | 
 | 59 | +  const setCurrentWallet = (id: string) => {  | 
 | 60 | +    setSelectedWalletId(id)  | 
 | 61 | +  }  | 
 | 62 | + | 
 | 63 | +  const contextValue: WalletContext = {  | 
 | 64 | +    currentWallet,  | 
 | 65 | +    wallets,  | 
 | 66 | +    isLoading,  | 
 | 67 | +    hasWallets,  | 
 | 68 | +    setCurrentWallet,  | 
 | 69 | +  }  | 
 | 70 | + | 
 | 71 | +  return (  | 
 | 72 | +    <WalletContext.Provider value={contextValue}>  | 
 | 73 | +      {children}  | 
 | 74 | +    </WalletContext.Provider>  | 
 | 75 | +  )  | 
 | 76 | +}  | 
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