cosmos-multisig-ui/components/chainSelect/ChainSelect.tsx
2023-06-26 11:59:01 +02:00

468 lines
15 KiB
TypeScript

import { StargateClient } from "@cosmjs/stargate";
import { assert } from "@cosmjs/utils";
import axios from "axios";
import { useRouter } from "next/router";
import { useCallback, useEffect, useState } from "react";
import { useAppContext } from "../../context/AppContext";
import GearIcon from "../icons/Gear";
import Button from "../inputs/Button";
import Input from "../inputs/Input";
import Select from "../inputs/Select";
import StackableContainer from "../layout/StackableContainer";
import {
RegistryChainApisRpc,
RegistryChainExplorer,
getAssetsFromRegistry,
getChainFromRegistry,
} from "./chainregistry";
interface ChainOption {
label: string;
value: number;
}
interface GithubChainRegistryItem {
name: string;
path: string;
sha: string;
size: number;
url: string;
html_url: string;
git_url: string;
download_url: string | null;
type: string;
_links: {
self: string;
git: string;
html: string;
};
}
const chainsUrl = "https://api.github.com/repos/cosmos/chain-registry/contents";
const testnetsUrl = "https://api.github.com/repos/cosmos/chain-registry/contents/testnets";
const ChainSelect = () => {
const router = useRouter();
const { state, dispatch } = useAppContext();
// UI State
const [chainArray, setChainArray] = useState<GithubChainRegistryItem[]>([]);
const [chainOptions, setChainOptions] = useState<ChainOption[]>([]);
const [chainError, setChainError] = useState<string | null>(null);
const [showAuxView, setShowAuxView] = useState<null | "settings" | "confirmRedirect">(null);
const [storedOption, setStoredOption] = useState<ChainOption | null>(null);
const [selectValue, setSelectValue] = useState({ label: "Loading...", value: -1 });
// Chain State
const [tempChainId, setChainId] = useState(state.chain.chainId);
const [tempNodeAddress, setNodeAddress] = useState(state.chain.nodeAddress);
const [tempAddressPrefix, setAddressPrefix] = useState(state.chain.addressPrefix);
const [tempDenom, setDenom] = useState(state.chain.denom);
const [tempDisplayDenom, setDisplayDenom] = useState(state.chain.displayDenom);
const [tempDisplayDenomExponent, setDisplayDenomExponent] = useState(
state.chain.displayDenomExponent,
);
const [tempAssets, setAssets] = useState(state.chain.assets);
const [tempGasPrice, setGasPrice] = useState(state.chain.gasPrice);
const [tempChainName, setChainName] = useState(state.chain.chainDisplayName);
const [tempRegistryName, setRegistryName] = useState(state.chain.registryName);
const [tempExplorerLink, setExplorerLink] = useState(state.chain.explorerLink);
const getGhJson = useCallback(async () => {
// getting chain info from this repo: https://github.com/cosmos/chain-registry
try {
const [{ data: chains }, { data: testnets }] = await Promise.all([
axios.get(chainsUrl),
axios.get(testnetsUrl),
]);
const allChains: GithubChainRegistryItem[] = [...chains, ...testnets].filter(
(item: GithubChainRegistryItem) => {
return item.type == "dir" && !item.name.startsWith(".") && !item.name.startsWith("_");
},
);
setChainArray(allChains);
const options = allChains.map(({ name }: GithubChainRegistryItem, index: number) => ({
label: name,
value: index,
}));
setChainOptions(options);
assert(state.chain.registryName, "registryName missing");
setSelectValue(findExistingOption(options, state.chain.registryName));
// eslint-disable-next-line @typescript-eslint/no-explicit-any
} catch (error: any) {
console.log(error);
setShowAuxView("settings");
setChainError(error.message);
}
}, [state.chain.registryName]);
useEffect(() => {
getGhJson();
}, [getGhJson]);
useEffect(() => {
// set settings form fields to new values
setChainId(state.chain.chainId);
setNodeAddress(state.chain.nodeAddress);
setAddressPrefix(state.chain.addressPrefix);
setDenom(state.chain.denom);
setDisplayDenom(state.chain.displayDenom);
setDisplayDenomExponent(state.chain.displayDenomExponent);
setAssets(state.chain.assets);
setGasPrice(state.chain.gasPrice);
setChainName(state.chain.chainDisplayName);
setExplorerLink(state.chain.explorerLink);
setRegistryName(state.chain.registryName);
}, [state]);
const findExistingOption = (options: ChainOption[], registryName: string) => {
const index = options.findIndex((option) => option.label === registryName);
if (index >= 0) {
return options[index];
}
return {
label:
registryName === process.env.NEXT_PUBLIC_REGISTRY_NAME ? registryName : "unknown chain",
value: -1,
};
};
const getChainInfo = async (chainOption: GithubChainRegistryItem) => {
setChainError(null);
try {
const chainData = await getChainFromRegistry(chainOption.path);
const registryAssets = await getAssetsFromRegistry(chainOption.path);
assert(registryAssets.length >= 1, "No assets found in registry");
const firstAsset = registryAssets[0];
const nodeAddress = await getNodeFromArray(chainData.apis.rpc);
const explorerLink = getExplorerFromArray(chainData.explorers);
const firstAssetDenom = firstAsset.base;
const displayDenom = firstAsset.symbol;
const displayUnit = firstAsset.denom_units.find((u) => u.denom == firstAsset.display);
const displayDenomExponent = displayUnit?.exponent ?? 6;
const feeToken = chainData.fees.fee_tokens.find(
(token) => token.denom == firstAssetDenom,
) ?? { denom: firstAssetDenom };
const gasPrice =
feeToken.average_gas_price ??
feeToken.low_gas_price ??
feeToken.high_gas_price ??
feeToken.fixed_min_gas_price ??
0.03;
const formattedGasPrice = firstAsset ? `${gasPrice}${firstAssetDenom}` : "";
// change app state
dispatch({
type: "changeChain",
value: {
registryName: chainOption.name,
addressPrefix: chainData.bech32_prefix,
chainId: chainData.chain_id,
chainDisplayName: chainData.pretty_name,
nodeAddress,
explorerLink,
denom: firstAssetDenom,
displayDenom,
displayDenomExponent,
gasPrice: formattedGasPrice,
assets: registryAssets,
},
});
setShowAuxView(null);
} catch (error) {
if (error instanceof Error) {
setChainError(error.message);
} else {
setChainError("Error getting chain info");
}
console.error("Error getting chain info", error);
setShowAuxView("settings");
}
};
const getExplorerFromArray = (explorers: readonly RegistryChainExplorer[]) => {
return explorers[0]?.tx_page ?? "";
};
const getNodeFromArray = async (nodeArray: readonly RegistryChainApisRpc[]) => {
// only return https connections
const secureNodes = nodeArray
.filter((node) => node.address.startsWith("https://"))
.map(({ address }) => address);
if (secureNodes.length === 0) {
throw new Error("No SSL enabled RPC nodes available for this chain");
}
for (const node of secureNodes) {
try {
// test client connection
const client = await StargateClient.connect(node);
await client.getHeight();
return node;
} catch {}
}
throw new Error("No RPC nodes available for this chain");
};
const changeChain = (option: ChainOption) => {
const index = chainOptions.findIndex((opt) => opt.label === option.label);
setSelectValue(chainOptions[index]);
getChainInfo(chainArray[option.value]);
};
const onChainSelect = (option: ChainOption) => {
if (router.pathname !== "/" && option.label !== selectValue.label) {
setStoredOption(option);
setShowAuxView("confirmRedirect");
return;
}
changeChain(option);
setStoredOption(null);
};
const redirectAndChangeChain = () => {
setShowAuxView(null);
if (storedOption) {
changeChain(storedOption);
setStoredOption(null);
}
router.push("/");
};
const setChainFromForm = async () => {
setChainError(null);
try {
// test client connection
assert(tempNodeAddress, "tempNodeAddress missing");
const client = await StargateClient.connect(tempNodeAddress);
await client.getHeight();
// change app state
dispatch({
type: "changeChain",
value: {
nodeAddress: tempNodeAddress,
denom: tempDenom,
displayDenom: tempDisplayDenom,
displayDenomExponent: tempDisplayDenomExponent,
assets: tempAssets,
gasPrice: tempGasPrice,
chainId: tempChainId,
chainDisplayName: tempChainName,
registryName: tempRegistryName,
addressPrefix: tempAddressPrefix,
explorerLink: tempExplorerLink,
},
});
assert(tempRegistryName, "tempRegistryName missing");
const selectedOption = findExistingOption(chainOptions, tempRegistryName);
setSelectValue(selectedOption);
setShowAuxView(null);
// eslint-disable-next-line @typescript-eslint/no-explicit-any
} catch (error: any) {
console.log(error);
setShowAuxView("settings");
setChainError(error.message);
}
};
return (
<div className="chain-select-container">
<StackableContainer lessPadding base>
<p>Chain select</p>
<div className="flex">
<div className="select-parent">
<Select
options={chainOptions}
onChange={onChainSelect}
value={selectValue}
name="chain-select"
/>
</div>
{showAuxView ? (
<button
className="remove"
onClick={() => {
setShowAuxView(null);
setStoredOption(null);
}}
>
</button>
) : (
<button onClick={() => setShowAuxView("settings")}>
<GearIcon color="white" />
</button>
)}
</div>
{showAuxView === "settings" ? (
<>
{chainError && <p className="error">{chainError}</p>}
<StackableContainer lessPadding lessMargin lessRadius>
<p>Settings</p>
<div className="settings-group">
<Input
width="48%"
value={tempChainName}
onChange={(e: React.ChangeEvent<HTMLInputElement>) =>
setChainName(e.target.value)
}
label="Chain Name"
/>
<Input
width="48%"
value={tempChainId}
onChange={(e: React.ChangeEvent<HTMLInputElement>) => setChainId(e.target.value)}
label="Chain ID"
/>
</div>
<div className="settings-group">
<Input
width="48%"
value={tempAddressPrefix}
onChange={(e: React.ChangeEvent<HTMLInputElement>) =>
setAddressPrefix(e.target.value)
}
label="Bech32 Prefix (address prefix)"
/>
<Input
width="48%"
value={tempNodeAddress}
onChange={(e: React.ChangeEvent<HTMLInputElement>) =>
setNodeAddress(e.target.value)
}
label="RPC Node URL (must be https)"
/>
</div>
<div className="settings-group">
<Input
width="48%"
value={tempDisplayDenom}
onChange={(e: React.ChangeEvent<HTMLInputElement>) =>
setDisplayDenom(e.target.value)
}
label="Display Denom"
/>
<Input
width="48%"
value={tempDenom}
onChange={(e: React.ChangeEvent<HTMLInputElement>) => setDenom(e.target.value)}
label="Base Denom"
/>
</div>
<div className="settings-group">
<Input
width="48%"
value={tempDisplayDenomExponent}
onChange={(e: React.ChangeEvent<HTMLInputElement>) =>
setDisplayDenomExponent(parseInt(e.target.value, 10))
}
label="Denom Exponent"
/>
<Input
width="48%"
value={JSON.stringify(tempAssets)}
onChange={(e: React.ChangeEvent<HTMLInputElement>) =>
setAssets(JSON.parse(e.target.value))
}
label="Assets"
/>
</div>
<div className="settings-group">
<Input
width="48%"
value={tempGasPrice}
onChange={(e: React.ChangeEvent<HTMLInputElement>) => setGasPrice(e.target.value)}
label="Gas Price"
/>
<Input
width="48%"
value={tempExplorerLink}
onChange={(e: React.ChangeEvent<HTMLInputElement>) =>
setExplorerLink(e.target.value)
}
label="Explorer Link (with '${txHash}' included)"
/>
</div>
<Button label="Set Chain" onClick={setChainFromForm} />
</StackableContainer>
</>
) : null}
{showAuxView === "confirmRedirect" && storedOption ? (
<StackableContainer lessPadding lessMargin lessRadius>
<p>
If you change to {storedOption.label} your unsaved changes will be lost and you will
be redirected to the main screen
</p>
<Button label={`Change to ${storedOption.label}`} onClick={redirectAndChangeChain} />
</StackableContainer>
) : null}
</StackableContainer>
<style jsx>{`
.chain-select-container {
position: absolute;
z-index: 10;
top: 1em;
right: 1em;
width: ${showAuxView === "settings" ? "600px" : "300px"};
}
.flex {
margin-top: 0.5em;
display: flex;
justify-content: space-between;
align-items: center;
}
.select-parent {
width: calc(98% - 3em);
}
.settings-group {
display: flex;
justify-content: space-between;
margin-top: 1.5em;
}
button {
background: none;
border: none;
display: block;
width: 3em;
height: 3em;
opacity: 0.7;
user-select: none;
}
button:hover {
opacity: 1;
}
button.remove {
background: rgba(255, 255, 255, 0.2);
border-radius: 50%;
border: none;
color: white;
}
.error {
color: coral;
font-size: 0.8em;
text-align: left;
margin: 1em 0 0 0;
}
`}</style>
</div>
);
};
export default ChainSelect;