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@@ -21,3 +21,5 @@ | |
| npm-debug.log* | ||
| yarn-debug.log* | ||
| yarn-error.log* | ||
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| .idea | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,26 @@ | ||
| import React from 'react'; | ||
| import Toolbar from '@material-ui/core/Toolbar'; | ||
| import AppBar from '@material-ui/core/AppBar'; | ||
| import Typography from '@material-ui/core/Typography'; | ||
| import { makeStyles } from '@material-ui/core/styles'; | ||
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| const useStyles = makeStyles((theme) => ({ | ||
| content: { | ||
| paddingTop: theme.spacing(3), | ||
| paddingBottom: theme.spacing(3), | ||
| }, | ||
| })); | ||
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| export default function NavigationFrame({ children }) { | ||
| const classes = useStyles(); | ||
| return ( | ||
| <> | ||
| <AppBar position="static"> | ||
| <Toolbar> | ||
| <Typography variant="h6">Solana SPL Wallet</Typography> | ||
| </Toolbar> | ||
| </AppBar> | ||
| <main className={classes.content}>{children}</main> | ||
| </> | ||
| ); | ||
| } |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,24 @@ | ||
| import React, { useContext, useMemo } from 'react'; | ||
| import { clusterApiUrl, Connection } from '@solana/web3.js'; | ||
| import { useLocalStorageState } from './utils'; | ||
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| const ConnectionContext = React.createContext(null); | ||
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| export function ConnectionProvider({ children }) { | ||
| const [endpoint, setEndpoint] = useLocalStorageState( | ||
| 'endpoint', | ||
| clusterApiUrl('devnet'), | ||
| ); | ||
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| const connection = useMemo(() => new Connection(endpoint), [endpoint]); | ||
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| return ( | ||
| <ConnectionContext.Provider value={{ endpoint, setEndpoint, connection }}> | ||
| {children} | ||
| </ConnectionContext.Provider> | ||
| ); | ||
| } | ||
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| export function useConnection() { | ||
| return useContext(ConnectionContext).connection; | ||
| } |
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| import { useCallback, useState } from 'react'; | ||
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| export async function sleep(ms) { | ||
| return new Promise((resolve) => setTimeout(resolve, ms)); | ||
| } | ||
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| export function useLocalStorageState(key, defaultState = null) { | ||
| const [state, setState] = useState(() => { | ||
| let storedState = localStorage.getItem(key); | ||
| if (storedState) { | ||
| return JSON.parse(storedState); | ||
| } | ||
| return defaultState; | ||
| }); | ||
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| const setLocalStorageState = useCallback( | ||
| (newState) => { | ||
| let changed = state !== newState; | ||
| if (!changed) { | ||
| return; | ||
| } | ||
| setState(state); | ||
| if (newState === null) { | ||
| localStorage.removeItem(key); | ||
| } else { | ||
| localStorage.setItem(key, JSON.stringify(newState)); | ||
| } | ||
| }, | ||
| [state, key], | ||
| ); | ||
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| return [state, setLocalStorageState]; | ||
| } |
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