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import
type
{
AddEthereumChainParameter
}
from
'@web3-react/types'
const
ETH
:
AddEthereumChainParameter
[
'nativeCurrency'
]
=
{
name
:
'Ether'
,
symbol
:
'ETH'
,
decimals
:
18
,
}
const
MATIC
:
AddEthereumChainParameter
[
'nativeCurrency'
]
=
{
name
:
'Matic'
,
symbol
:
'MATIC'
,
decimals
:
18
,
}
const
CELO
:
AddEthereumChainParameter
[
'nativeCurrency'
]
=
{
name
:
'Celo'
,
symbol
:
'CELO'
,
decimals
:
18
,
}
interface
BasicChainInformation
{
urls
:
string
[
]
name
:
string
}
interface
ExtendedChainInformation
extends
BasicChainInformation
{
nativeCurrency
:
AddEthereumChainParameter
[
'nativeCurrency'
]
blockExplorerUrls
:
AddEthereumChainParameter
[
'blockExplorerUrls'
]
}
function
isExtendedChainInformation
(
chainInformation
:
BasicChainInformation
|
ExtendedChainInformation
)
:
chainInformation
is
ExtendedChainInformation
{
return
!
!
(
chainInformation
as
ExtendedChainInformation
)
.
nativeCurrency
}
export
function
getAddChainParameters
(
chainId
:
number
)
:
AddEthereumChainParameter
|
number
{
const
chainInformation
=
CHAINS
[
chainId
]
if
(
isExtendedChainInformation
(
chainInformation
)
)
{
return
{
chainId
,
chainName
:
chainInformation
.
name
,
nativeCurrency
:
chainInformation
.
nativeCurrency
,
rpcUrls
:
chainInformation
.
urls
,
blockExplorerUrls
:
chainInformation
.
blockExplorerUrls
,
}
}
else
{
return
chainId
}
}
const
getInfuraUrlFor
=
(
network
:
string
)
=>
process
.
env
.
infuraKey
?
`https://
${
network
}
.infura.io/v3/
${
process
.
env
.
infuraKey
}
`
:
undefined
const
getAlchemyUrlFor
=
(
network
:
string
)
=>
process
.
env
.
alchemyKey
?
`https://
${
network
}
.alchemyapi.io/v2/
${
process
.
env
.
alchemyKey
}
`
:
undefined
type
ChainConfig
=
{
[
chainId
:
number
]
:
BasicChainInformation
|
ExtendedChainInformation
}
export
const
MAINNET_CHAINS
:
ChainConfig
=
{
1
:
{
urls
:
[
getInfuraUrlFor
(
'mainnet'
)
,
getAlchemyUrlFor
(
'eth-mainnet'
)
,
'https://cloudflare-eth.com'
]
.
filter
(
Boolean
)
,
name
:
'Mainnet'
,
}
,
10
:
{
urls
:
[
getInfuraUrlFor
(
'optimism-mainnet'
)
,
'https://mainnet.optimism.io'
]
.
filter
(
Boolean
)
,
name
:
'Optimism'
,
nativeCurrency
:
ETH
,
blockExplorerUrls
:
[
'https://optimistic.etherscan.io'
]
,
}
,
42161
:
{
urls
:
[
getInfuraUrlFor
(
'arbitrum-mainnet'
)
,
'https://arb1.arbitrum.io/rpc'
]
.
filter
(
Boolean
)
,
name
:
'Arbitrum One'
,
nativeCurrency
:
ETH
,
blockExplorerUrls
:
[
'https://arbiscan.io'
]
,
}
,
137
:
{
urls
:
[
getInfuraUrlFor
(
'polygon-mainnet'
)
,
'https://polygon-rpc.com'
]
.
filter
(
Boolean
)
,
name
:
'Polygon Mainnet'
,
nativeCurrency
:
MATIC
,
blockExplorerUrls
:
[
'https://polygonscan.com'
]
,
}
,
42220
:
{
urls
:
[
'https://forno.celo.org'
]
,
name
:
'Celo'
,
nativeCurrency
:
CELO
,
blockExplorerUrls
:
[
'https://explorer.celo.org'
]
,
}
,
}
export
const
TESTNET_CHAINS
:
ChainConfig
=
{
5
:
{
urls
:
[
getInfuraUrlFor
(
'goerli'
)
]
.
filter
(
Boolean
)
,
name
:
'Görli'
,
}
,
420
:
{
urls
:
[
getInfuraUrlFor
(
'optimism-goerli'
)
,
'https://goerli.optimism.io'
]
.
filter
(
Boolean
)
,
name
:
'Optimism Goerli'
,
nativeCurrency
:
ETH
,
blockExplorerUrls
:
[
'https://goerli-explorer.optimism.io'
]
,
}
,
421613
:
{
urls
:
[
getInfuraUrlFor
(
'arbitrum-goerli'
)
,
'https://goerli-rollup.arbitrum.io/rpc'
]
.
filter
(
Boolean
)
,
name
:
'Arbitrum Goerli'
,
nativeCurrency
:
ETH
,
blockExplorerUrls
:
[
'https://testnet.arbiscan.io'
]
,
}
,
80001
:
{
urls
:
[
getInfuraUrlFor
(
'polygon-mumbai'
)
]
.
filter
(
Boolean
)
,
name
:
'Polygon Mumbai'
,
nativeCurrency
:
MATIC
,
blockExplorerUrls
:
[
'https://mumbai.polygonscan.com'
]
,
}
,
44787
:
{
urls
:
[
'https://alfajores-forno.celo-testnet.org'
]
,
name
:
'Celo Alfajores'
,
nativeCurrency
:
CELO
,
blockExplorerUrls
:
[
'https://alfajores-blockscout.celo-testnet.org'
]
,
}
,
}
export
const
CHAINS
:
ChainConfig
=
{
...
MAINNET_CHAINS
,
...
TESTNET_CHAINS
,
}
export
const
URLS
:
{
[
chainId
:
number
]
:
string
[
]
}
=
Object
.
keys
(
CHAINS
)
.
reduce
<
{
[
chainId
:
number
]
:
string
[
]
}
>
(
(
accumulator
,
chainId
)
=>
{
const
validURLs
:
string
[
]
=
CHAINS
[
Number
(
chainId
)
]
.
urls
if
(
validURLs
.
length
)
{
accumulator
[
Number
(
chainId
)
]
=
validURLs
}
return
accumulator
}
,
{
}
)
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