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chore: Add Monad support #432

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53a8937
chore: Add Monad support
Julink-eth Oct 16, 2025
78c8c50
chore: run yarn dedupe
Julink-eth Oct 16, 2025
f62b7b8
chore: fix ws@npm version
Julink-eth Oct 16, 2025
2a7a3a2
chore: fix ws@npm version
Julink-eth Oct 16, 2025
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5 changes: 4 additions & 1 deletion package.json
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Original file line number Diff line number Diff line change
Expand Up @@ -92,5 +92,8 @@
"@metamask/controller-utils>ethereumjs-util>ethereum-cryptography>secp256k1": false
}
},
"packageManager": "yarn@4.5.3"
"packageManager": "yarn@4.5.3",
"resolutions": {
"ws": "^7.5.10"
}
}
2 changes: 2 additions & 0 deletions src/SwapsController.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -49,6 +49,7 @@ import {
isGasFeeStateEthGasPrice,
isGasFeeStateFeeMarket,
isGasFeeStateLegacy,
MONAD_CHAIN_ID,
NATIVE_SWAPS_TOKEN_ADDRESS,
OPTIMISM_CHAIN_ID,
POLYGON_CHAIN_ID,
Expand Down Expand Up @@ -643,6 +644,7 @@ export default class SwapsController extends BaseController<
POLYGON_CHAIN_ID,
AVALANCHE_CHAIN_ID,
SEI_CHAIN_ID,
MONAD_CHAIN_ID,
],
clientId,
messenger,
Expand Down
20 changes: 20 additions & 0 deletions src/constants.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,7 @@ export const LINEA_CHAIN_ID = toHex('59144');
export const SWAPS_TESTNET_CHAIN_ID = toHex('1337');
export const BASE_CHAIN_ID = toHex('8453');
export const SEI_CHAIN_ID = toHex('1329');
export const MONAD_CHAIN_ID = toHex('143');

export const CHAIN_ID_TO_NAME_MAP: { [key: string]: string } = {
[ETH_CHAIN_ID]: 'ethereum',
Expand All @@ -37,6 +38,7 @@ export const CHAIN_ID_TO_NAME_MAP: { [key: string]: string } = {
[SWAPS_TESTNET_CHAIN_ID]: 'ethereum',
[BASE_CHAIN_ID]: 'base',
[SEI_CHAIN_ID]: 'sei',
[MONAD_CHAIN_ID]: 'monad',
};

//* APIs base urls
Expand Down Expand Up @@ -72,6 +74,8 @@ export const BASE_SWAPS_CONTRACT_ADDRESS =
'0x9dda6ef3d919c9bc8885d5560999a3640431e8e6';
export const SEI_SWAPS_CONTRACT_ADDRESS =
'0x962287c9d5B8a682389E61edAE90ec882325d08b';
export const MONAD_SWAPS_CONTRACT_ADDRESS =
'0x962287c9d5B8a682389E61edAE90ec882325d08b';

export const WETH_CONTRACT_ADDRESS =
'0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2';
Expand All @@ -93,6 +97,8 @@ export const WETH_BASE_CONTRACT_ADDRESS =
'0x4200000000000000000000000000000000000006';
export const WSEI_SEI_CONTRACT_ADDRESS =
'0xe30fedd158a2e3b13e9badaeabafc5516e95e8c7';
export const WMON_MONAD_CONTRACT_ADDRESS =
'0x3bd359C1119dA7Da1D913D1C4D2B7c461115433A';

export const SWAPS_WRAPPED_TOKENS_ADDRESSES: { [key: string]: string } = {
[ETH_CHAIN_ID]: WETH_CONTRACT_ADDRESS,
Expand All @@ -106,6 +112,7 @@ export const SWAPS_WRAPPED_TOKENS_ADDRESSES: { [key: string]: string } = {
[LINEA_CHAIN_ID]: WETH_LINEA_CONTRACT_ADDRESS,
[BASE_CHAIN_ID]: WETH_BASE_CONTRACT_ADDRESS,
[SEI_CHAIN_ID]: WSEI_SEI_CONTRACT_ADDRESS,
[MONAD_CHAIN_ID]: WMON_MONAD_CONTRACT_ADDRESS,
};

export const SWAPS_CONTRACT_ADDRESSES: { [key: string]: string } = {
Expand All @@ -120,6 +127,7 @@ export const SWAPS_CONTRACT_ADDRESSES: { [key: string]: string } = {
[LINEA_CHAIN_ID]: LINEA_SWAPS_CONTRACT_ADDRESS,
[BASE_CHAIN_ID]: BASE_SWAPS_CONTRACT_ADDRESS,
[SEI_CHAIN_ID]: SEI_SWAPS_CONTRACT_ADDRESS,
[MONAD_CHAIN_ID]: MONAD_SWAPS_CONTRACT_ADDRESS,
};

export const ALLOWED_CONTRACT_ADDRESSES: { [key: string]: string[] } = {
Expand Down Expand Up @@ -167,6 +175,10 @@ export const ALLOWED_CONTRACT_ADDRESSES: { [key: string]: string[] } = {
SWAPS_CONTRACT_ADDRESSES[SEI_CHAIN_ID],
SWAPS_WRAPPED_TOKENS_ADDRESSES[SEI_CHAIN_ID],
],
[MONAD_CHAIN_ID]: [
SWAPS_CONTRACT_ADDRESSES[MONAD_CHAIN_ID],
SWAPS_WRAPPED_TOKENS_ADDRESSES[MONAD_CHAIN_ID],
],
};

//* Tokens
Expand Down Expand Up @@ -209,6 +221,13 @@ export const SEI_SWAPS_TOKEN_OBJECT: SwapsToken = {
decimals: 18,
};

export const MONAD_SWAPS_TOKEN_OBJECT: SwapsToken = {
symbol: 'MON',
name: 'Monad',
address: NATIVE_SWAPS_TOKEN_ADDRESS,
decimals: 18,
};

export const ARBITRUM_SWAPS_TOKEN_OBJECT: SwapsToken = {
...ETH_SWAPS_TOKEN_OBJECT,
};
Expand Down Expand Up @@ -241,6 +260,7 @@ export const SWAPS_NATIVE_TOKEN_OBJECTS: { [key: string]: SwapsToken } = {
[LINEA_CHAIN_ID]: LINEA_SWAPS_TOKEN_OBJECT,
[BASE_CHAIN_ID]: BASE_SWAPS_TOKEN_OBJECT,
[SEI_CHAIN_ID]: SEI_SWAPS_TOKEN_OBJECT,
[MONAD_CHAIN_ID]: MONAD_SWAPS_TOKEN_OBJECT,
};

//* Other
Expand Down
82 changes: 5 additions & 77 deletions yarn.lock
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Original file line number Diff line number Diff line change
Expand Up @@ -1184,7 +1184,7 @@ __metadata:
languageName: node
linkType: hard

"@metamask/base-controller@npm:^8.0.1, @metamask/base-controller@npm:^8.1.0":
"@metamask/base-controller@npm:^8.0.1, @metamask/base-controller@npm:^8.0.3, @metamask/base-controller@npm:^8.1.0":
version: 8.4.0
resolution: "@metamask/base-controller@npm:8.4.0"
dependencies:
Expand All @@ -1195,18 +1195,7 @@ __metadata:
languageName: node
linkType: hard

"@metamask/base-controller@npm:^8.0.3":
version: 8.3.0
resolution: "@metamask/base-controller@npm:8.3.0"
dependencies:
"@metamask/messenger": "npm:^0.2.0"
"@metamask/utils": "npm:^11.4.2"
immer: "npm:^9.0.6"
checksum: 10/f4dec29cbf984e38c8dab331a7b98ad3ebb81d1e64d25f28e01025a0e7b4b4f6ead9e5b830852b7eabd8ad971753868a932dc2d0076f4bd3eec415d8604eb7a4
languageName: node
linkType: hard

"@metamask/controller-utils@npm:^11.10.0, @metamask/controller-utils@npm:^11.12.0":
"@metamask/controller-utils@npm:^11.10.0, @metamask/controller-utils@npm:^11.12.0, @metamask/controller-utils@npm:^11.3.0":
version: 11.14.0
resolution: "@metamask/controller-utils@npm:11.14.0"
dependencies:
Expand All @@ -1227,26 +1216,6 @@ __metadata:
languageName: node
linkType: hard

"@metamask/controller-utils@npm:^11.3.0":
version: 11.4.4
resolution: "@metamask/controller-utils@npm:11.4.4"
dependencies:
"@ethereumjs/util": "npm:^8.1.0"
"@metamask/eth-query": "npm:^4.0.0"
"@metamask/ethjs-unit": "npm:^0.3.0"
"@metamask/utils": "npm:^10.0.0"
"@spruceid/siwe-parser": "npm:2.1.0"
"@types/bn.js": "npm:^5.1.5"
bignumber.js: "npm:^9.1.2"
bn.js: "npm:^5.2.1"
eth-ens-namehash: "npm:^2.0.8"
fast-deep-equal: "npm:^3.1.3"
peerDependencies:
"@babel/runtime": ^7.0.0
checksum: 10/0833800d4733f52fbf232efedc97ce66603430fd20ec10e71e6dc4c23295b3b59cc3c8109b86b8039b9ae0c0d2428815428924c367b88f9ea6013152a86d862b
languageName: node
linkType: hard

"@metamask/error-reporting-service@npm:^2.0.0":
version: 2.0.0
resolution: "@metamask/error-reporting-service@npm:2.0.0"
Expand Down Expand Up @@ -1351,20 +1320,7 @@ __metadata:
languageName: node
linkType: hard

"@metamask/eth-json-rpc-provider@npm:^4.1.5, @metamask/eth-json-rpc-provider@npm:^4.1.6":
version: 4.1.6
resolution: "@metamask/eth-json-rpc-provider@npm:4.1.6"
dependencies:
"@metamask/json-rpc-engine": "npm:^10.0.1"
"@metamask/rpc-errors": "npm:^7.0.1"
"@metamask/safe-event-emitter": "npm:^3.0.0"
"@metamask/utils": "npm:^10.0.0"
uuid: "npm:^8.3.2"
checksum: 10/aeec2c362a5386357e9f8c707da9baa4326e83889633723656b6801b6461ea8ab8f020b0d9ed0bbc2d8fd6add4af4c99cc9c9a1cbedca267a033a9f19da41200
languageName: node
linkType: hard

"@metamask/eth-json-rpc-provider@npm:^4.1.7, @metamask/eth-json-rpc-provider@npm:^4.1.8":
"@metamask/eth-json-rpc-provider@npm:^4.1.5, @metamask/eth-json-rpc-provider@npm:^4.1.6, @metamask/eth-json-rpc-provider@npm:^4.1.7, @metamask/eth-json-rpc-provider@npm:^4.1.8":
version: 4.1.8
resolution: "@metamask/eth-json-rpc-provider@npm:4.1.8"
dependencies:
Expand Down Expand Up @@ -1435,18 +1391,7 @@ __metadata:
languageName: node
linkType: hard

"@metamask/json-rpc-engine@npm:^10.0.1":
version: 10.0.1
resolution: "@metamask/json-rpc-engine@npm:10.0.1"
dependencies:
"@metamask/rpc-errors": "npm:^7.0.1"
"@metamask/safe-event-emitter": "npm:^3.0.0"
"@metamask/utils": "npm:^10.0.0"
checksum: 10/15a8eeab9af39b9ed87311da728e81169484ace733a8ef9fc469bd887654e37afa19f9e5228246dc80daad3fbf9b16067e73b2969d37d44acf5bc6ffa2c70082
languageName: node
linkType: hard

"@metamask/json-rpc-engine@npm:^10.0.2, @metamask/json-rpc-engine@npm:^10.0.3":
"@metamask/json-rpc-engine@npm:^10.0.1, @metamask/json-rpc-engine@npm:^10.0.2, @metamask/json-rpc-engine@npm:^10.0.3":
version: 10.0.3
resolution: "@metamask/json-rpc-engine@npm:10.0.3"
dependencies:
Expand All @@ -1457,13 +1402,6 @@ __metadata:
languageName: node
linkType: hard

"@metamask/messenger@npm:^0.2.0":
version: 0.2.0
resolution: "@metamask/messenger@npm:0.2.0"
checksum: 10/48f682d9cde1208fbda0936022dea37acc3828cc221203b5f917df25c131d9a250dc5e86e9263f5dba8ee7c05adc6752a68dfb57da7d297f95f38b052f4fe5c1
languageName: node
linkType: hard

"@metamask/messenger@npm:^0.3.0":
version: 0.3.0
resolution: "@metamask/messenger@npm:0.3.0"
Expand Down Expand Up @@ -1525,16 +1463,6 @@ __metadata:
languageName: node
linkType: hard

"@metamask/rpc-errors@npm:^7.0.1":
version: 7.0.1
resolution: "@metamask/rpc-errors@npm:7.0.1"
dependencies:
"@metamask/utils": "npm:^10.0.0"
fast-safe-stringify: "npm:^2.0.6"
checksum: 10/819708b4a7d9695ee67fd867d8f94bb5a273b479a242b17bd53c83d1fceec421fc42928f0bb340f4f138ec803dd82ec9659ce7b09a86aedad6a81d5a39ec5c35
languageName: node
linkType: hard

"@metamask/rpc-errors@npm:^7.0.2":
version: 7.0.3
resolution: "@metamask/rpc-errors@npm:7.0.3"
Expand Down Expand Up @@ -7062,7 +6990,7 @@ __metadata:
languageName: node
linkType: hard

"ws@npm:7.4.6":
"ws@npm:^7.5.10":
version: 7.5.10
resolution: "ws@npm:7.5.10"
peerDependencies:
Expand Down