mirror of https://gitlab.com/ecentrics/drizzle
Ezerous
4 years ago
19 changed files with 110 additions and 71 deletions
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import { networkIdChanged, WEB3_INITIALIZED } from './web3Actions' |
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export const web3Middleware = web3 => store => next => action => { |
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const { type } = action |
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if (type === WEB3_INITIALIZED) { |
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if(!window.ethereum) |
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console.warn('No Metamask detected, not subscribed to network changes!') |
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else { |
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web3 = action.web3; |
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window.ethereum.on('networkChanged', (networkId) => { |
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// Warning: 'networkChanged' is deprecated (EIP-1193)
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const storedNetworkId = store.getState().web3.networkId; |
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if(storedNetworkId && networkId !== storedNetworkId) |
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store.dispatch(networkIdChanged(web3, networkId)); |
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}); |
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} |
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} |
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return next(action) |
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} |
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const initializedMiddleware = web3Middleware(undefined) |
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export default initializedMiddleware |
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