feat(ramps): introduces dynamic support for rampable networks

builds.yml

@@ -272,6 +272,8 @@ env:
     # Enables the notifications feature within the build:
   - NOTIFICATIONS: ''
 
+  - METAMASK_RAMP_API_CONTENT_BASE_URL: https://on-ramp-content.api.cx.metamask.io
+
   ###
   # Meta variables
   ###

privacy-snapshot.json

@@ -30,6 +30,8 @@
   "phishing-detection.api.cx.metamask.io",
   "portfolio.metamask.io",
   "price.api.cx.metamask.io",
+  "on-ramp-content.api.cx.metamask.io",
+  "on-ramp-content.uat-api.cx.metamask.io",
   "proxy.api.cx.metamask.io",
   "raw.githubusercontent.com",
   "registry.npmjs.org",

shared/constants/network.ts

@@ -66,22 +66,6 @@ export type RPCDefinition = {
   rpcPrefs: RPCPreferences;
 };
 
-/**
- * For each chain that we support fiat onramps for, we provide a set of
- * configuration options that help for initializing the connectiong to the
- * onramp providers.
- */
-type BuyableChainSettings = {
-  /**
-   * The native currency for the given chain
-   */
-  nativeCurrency: CurrencySymbol | TestNetworkCurrencySymbol;
-  /**
-   * The network name or identifier
-   */
-  network: string;
-};
-
 /**
  * Throughout the extension we set the current provider by referencing its
  * "type", which can be any of the values in the below object. These values
@@ -908,108 +892,6 @@ export const UNSUPPORTED_RPC_METHODS = new Set([
 
 export const IPFS_DEFAULT_GATEWAY_URL = 'dweb.link';
 
-// The first item in transakCurrencies must be the
-// default crypto currency for the network
-const BUYABLE_CHAIN_ETHEREUM_NETWORK_NAME = 'ethereum';
-
-export const BUYABLE_CHAINS_MAP: {
-  [K in Exclude<
-    ChainId,
-    | typeof CHAIN_IDS.LOCALHOST
-    | typeof CHAIN_IDS.OPTIMISM_TESTNET
-    | typeof CHAIN_IDS.OPTIMISM_GOERLI
-    | typeof CHAIN_IDS.BASE_TESTNET
-    | typeof CHAIN_IDS.OPBNB_TESTNET
-    | typeof CHAIN_IDS.OPBNB
-    | typeof CHAIN_IDS.BSC_TESTNET
-    | typeof CHAIN_IDS.POLYGON_TESTNET
-    | typeof CHAIN_IDS.AVALANCHE_TESTNET
-    | typeof CHAIN_IDS.FANTOM_TESTNET
-    | typeof CHAIN_IDS.MOONBEAM_TESTNET
-    | typeof CHAIN_IDS.LINEA_GOERLI
-    | typeof CHAIN_IDS.LINEA_SEPOLIA
-    | typeof CHAIN_IDS.GOERLI
-    | typeof CHAIN_IDS.SEPOLIA
-    | typeof CHAIN_IDS.GNOSIS
-    | typeof CHAIN_IDS.AURORA
-    | typeof CHAIN_IDS.ARBITRUM_GOERLI
-    | typeof CHAIN_IDS.BLAST
-    | typeof CHAIN_IDS.FILECOIN
-    | typeof CHAIN_IDS.POLYGON_ZKEVM
-    | typeof CHAIN_IDS.SCROLL
-    | typeof CHAIN_IDS.SCROLL_SEPOLIA
-    | typeof CHAIN_IDS.WETHIO
-    | typeof CHAIN_IDS.CHZ
-    | typeof CHAIN_IDS.NUMBERS
-    | typeof CHAIN_IDS.SEI
-  >]: BuyableChainSettings;
-} = {
-  [CHAIN_IDS.MAINNET]: {
-    nativeCurrency: CURRENCY_SYMBOLS.ETH,
-    network: BUYABLE_CHAIN_ETHEREUM_NETWORK_NAME,
-  },
-  [CHAIN_IDS.BSC]: {
-    nativeCurrency: CURRENCY_SYMBOLS.BNB,
-    network: 'bsc',
-  },
-  [CHAIN_IDS.POLYGON]: {
-    nativeCurrency: CURRENCY_SYMBOLS.MATIC,
-    network: 'polygon',
-  },
-  [CHAIN_IDS.AVALANCHE]: {
-    nativeCurrency: CURRENCY_SYMBOLS.AVALANCHE,
-    network: 'avaxcchain',
-  },
-  [CHAIN_IDS.FANTOM]: {
-    nativeCurrency: CURRENCY_SYMBOLS.FANTOM,
-    network: 'fantom',
-  },
-  [CHAIN_IDS.CELO]: {
-    nativeCurrency: CURRENCY_SYMBOLS.CELO,
-    network: 'celo',
-  },
-  [CHAIN_IDS.OPTIMISM]: {
-    nativeCurrency: CURRENCY_SYMBOLS.ETH,
-    network: 'optimism',
-  },
-  [CHAIN_IDS.ARBITRUM]: {
-    nativeCurrency: CURRENCY_SYMBOLS.ARBITRUM,
-    network: 'arbitrum',
-  },
-  [CHAIN_IDS.CRONOS]: {
-    nativeCurrency: CURRENCY_SYMBOLS.CRONOS,
-    network: 'cronos',
-  },
-  [CHAIN_IDS.MOONBEAM]: {
-    nativeCurrency: CURRENCY_SYMBOLS.GLIMMER,
-    network: 'moonbeam',
-  },
-  [CHAIN_IDS.MOONRIVER]: {
-    nativeCurrency: CURRENCY_SYMBOLS.MOONRIVER,
-    network: 'moonriver',
-  },
-  [CHAIN_IDS.HARMONY]: {
-    nativeCurrency: CURRENCY_SYMBOLS.ONE,
-    network: 'harmony',
-  },
-  [CHAIN_IDS.PALM]: {
-    nativeCurrency: CURRENCY_SYMBOLS.PALM,
-    network: 'palm',
-  },
-  [CHAIN_IDS.LINEA_MAINNET]: {
-    nativeCurrency: CURRENCY_SYMBOLS.ETH,
-    network: 'linea',
-  },
-  [CHAIN_IDS.ZKSYNC_ERA]: {
-    nativeCurrency: CURRENCY_SYMBOLS.ETH,
-    network: 'zksync',
-  },
-  [CHAIN_IDS.BASE]: {
-    nativeCurrency: CURRENCY_SYMBOLS.ETH,
-    network: 'base',
-  },
-};
-
 export const FEATURED_RPCS: RPCDefinition[] = [
   {
     chainId: CHAIN_IDS.ARBITRUM,

test/data/mock-send-state.json

@@ -1242,6 +1242,143 @@
     ],
     "swapsState": {}
   },
+  "ramps": {
+    "buyableChains": [
+      {
+        "active": true,
+        "chainId": 1,
+        "chainName": "Ethereum Mainnet",
+        "shortName": "Ethereum",
+        "nativeTokenSupported": true
+      },
+      {
+        "active": true,
+        "chainId": 10,
+        "chainName": "Optimism Mainnet",
+        "shortName": "Optimism",
+        "nativeTokenSupported": true
+      },
+      {
+        "active": true,
+        "chainId": 25,
+        "chainName": "Cronos Mainnet",
+        "shortName": "Cronos",
+        "nativeTokenSupported": true
+      },
+      {
+        "active": true,
+        "chainId": 56,
+        "chainName": "BNB Chain Mainnet",
+        "shortName": "BNB Chain",
+        "nativeTokenSupported": true
+      },
+      {
+        "active": true,
+        "chainId": 100,
+        "chainName": "Gnosis Mainnet",
+        "shortName": "Gnosis",
+        "nativeTokenSupported": true
+      },
+      {
+        "active": true,
+        "chainId": 137,
+        "chainName": "Polygon Mainnet",
+        "shortName": "Polygon",
+        "nativeTokenSupported": true
+      },
+      {
+        "active": true,
+        "chainId": 250,
+        "chainName": "Fantom Mainnet",
+        "shortName": "Fantom",
+        "nativeTokenSupported": true
+      },
+      {
+        "active": true,
+        "chainId": 324,
+        "chainName": "zkSync Era Mainnet",
+        "shortName": "zkSync Era",
+        "nativeTokenSupported": true
+      },
+      {
+        "active": true,
+        "chainId": 1101,
+        "chainName": "Polygon zkEVM",
+        "shortName": "Polygon zkEVM",
+        "nativeTokenSupported": true
+      },
+      {
+        "active": true,
+        "chainId": 1284,
+        "chainName": "Moonbeam Mainnet",
+        "shortName": "Moonbeam",
+        "nativeTokenSupported": true
+      },
+      {
+        "active": true,
+        "chainId": 1285,
+        "chainName": "Moonriver Mainnet",
+        "shortName": "Moonriver",
+        "nativeTokenSupported": true
+      },
+      {
+        "active": true,
+        "chainId": 8453,
+        "chainName": "Base Mainnet",
+        "shortName": "Base",
+        "nativeTokenSupported": true
+      },
+      {
+        "active": true,
+        "chainId": 42161,
+        "chainName": "Arbitrum Mainnet",
+        "shortName": "Arbitrum",
+        "nativeTokenSupported": true
+      },
+      {
+        "active": true,
+        "chainId": 42220,
+        "chainName": "Celo Mainnet",
+        "shortName": "Celo",
+        "nativeTokenSupported": false
+      },
+      {
+        "active": true,
+        "chainId": 43114,
+        "chainName": "Avalanche C-Chain Mainnet",
+        "shortName": "Avalanche C-Chain",
+        "nativeTokenSupported": true
+      },
+      {
+        "active": true,
+        "chainId": 59144,
+        "chainName": "Linea",
+        "shortName": "Linea",
+        "nativeTokenSupported": true
+      },
+      {
+        "active": true,
+        "chainId": 1313161554,
+        "chainName": "Aurora Mainnet",
+        "shortName": "Aurora",
+        "nativeTokenSupported": false
+      },
+      {
+        "active": true,
+        "chainId": 1666600000,
+        "chainName": "Harmony Mainnet (Shard 0)",
+        "shortName": "Harmony (Shard 0)",
+        "nativeTokenSupported": true
+      },
+      {
+        "active": true,
+        "chainId": 11297108109,
+        "chainName": "Palm Mainnet",
+        "shortName": "Palm",
+        "nativeTokenSupported": false
+      }
+    ]
+  },
   "send": {
     "amountMode": "INPUT",
     "currentTransactionUUID": "1-tx",