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44 lines
2.5 KiB
Plaintext
44 lines
2.5 KiB
Plaintext
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;reference https://eips.ethereum.org/EIPS/eip-3326 EIP-3326: Wallet Switch Ethereum Chain RPC Method (`wallet_switchEthereumChain`)
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(ns status-im.browser.eip3326
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(:require [status-im.constants :as constants]
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[status-im.utils.fx :as fx]
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[status-im.ethereum.core :as ethereum]
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[status-im.ui.screens.browser.eip3326.sheet :as sheet]))
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(fx/defn deny-permission
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{:events [:eip3326.ui/dapp-permission-denied]}
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[{:keys [db] :as cofx} message-id _]
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{:browser/send-to-bridge {:type constants/web3-send-async-callback
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:messageId message-id
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:error {:code 4001
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:message "User rejected the request."}}
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:dispatch [:bottom-sheet/hide]})
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(fx/defn handle-switch-ethereum-chain
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{:events [:eip3326/handle-switch-ethereum-chain]}
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[{:keys [db] :as cofx} dapp-name id message-id {:keys [chainId] :as params}]
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(let [target-chain-id (js/parseInt chainId 16)
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networks (vals (get-in db [:networks/networks]))
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exist-chain-ids (set (map ethereum/network->chain-id networks))
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current-chain-id (ethereum/chain-id db)]
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(if (exist-chain-ids target-chain-id)
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(if (= current-chain-id target-chain-id)
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{:browser/send-to-bridge {:type constants/web3-send-async-callback
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:messageId message-id
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:result {:jsonrpc "2.0"
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:id (int id)
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:result nil}}}
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(let [target-network (first (filter #(= (ethereum/network->chain-id %1) target-chain-id) networks))
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target-network-id (:id target-network)
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current-network (ethereum/current-network db)
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network-from (:name current-network)
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network-to (:name target-network)
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params (assoc params :target-network-id target-network-id :network-from network-from :network-to network-to)]
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{:dispatch [:bottom-sheet/show-sheet {:content (fn []
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[sheet/permissions-panel dapp-name message-id params])}]}))
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{:browser/send-to-bridge {:type constants/web3-send-async-callback
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:messageId message-id
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:error {:code 4902
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:message (str "Unrecognized chain ID: " target-chain-id ". Try adding the chain using wallet_addEthereumChain first.")}}})))
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