Add KaspaFinance v3 TVL adapter with CoinGecko price mapping

projects/helper/coreAssets.json

@@ -1176,6 +1176,9 @@
     "axlDAI": "0x5c7e299cf531eb66f2a1df637d37abb78e6200c7",
     "USX": "0xdb0e1e86b01c4ad25241b1843e407efc4d615248"
   },
+  "kasplex": {
+    "KAS": "0x2c2ae87ba178f48637acae54b87c3924f544a83e"
+  },
   "sx": {
     "WSX": "0xaa99be3356a11ee92c3f099bd7a038399633566f",
     "WETH": "0xa173954cc4b1810c0dbdb007522adbc182dab380",

projects/kaspafinance/index.js

@@ -0,0 +1,101 @@
+const { getLogs } = require("../helper/cache/getLogs")
+
+const CHAIN = "kasplex"
+const factory = '0x09df701f1f5df83a3bbef7da4e74bb075199d6a4'
+
+// Map of token addresses to CoinGecko IDs
+const ADDRESS_TO_CG = {
+  "0xb7a95035618354d9adfc49eca49f38586b624040": "zeal",
+  "0x9a5a144290dffa24c6c7aa8ca9a62319e60973d8": "nacho-the-kat",
+  "0x1f3ce97f8118035dba7fbcd5398005491cf45603": "kasper",
+  "0x98508da68180e3c23bee5685f14ad2da5195da12": "keiro",
+  "0x0fd8d408ce707f4e4f8e54193c4c55a3b969834b": "krex",
+  "0xc47c03309c1c5e17b4a0b542dec2e47c99f16a5d": "mambo",
+}
+
+const erc20Abi = {
+  balanceOf: "function balanceOf(address) view returns (uint256)",
+  decimals: "function decimals() view returns (uint8)",
+}
+
+module.exports = {
+  [CHAIN]: {
+    tvl: async (api) => {
+      // Get pool creation events
+      const logs = await getLogs({
+        api,
+        target: factory,
+        topics: ['0x783cca1c0412dd0d695e784568c96da2e9c22ff989357a2e8b1d9b2b4e6b7118'],
+        fromBlock: 484634,
+        eventAbi: 'event PoolCreated(address indexed token0, address indexed token1, uint24 indexed fee, int24 tickSpacing, address pool)',
+        onlyArgs: true,
+      })
+
+      const pools = logs.map(i => i.pool)
+      const token0s = logs.map(i => i.token0)
+      const token1s = logs.map(i => i.token1)
+
+      // Get all unique tokens
+      const allTokens = [...new Set([...token0s, ...token1s])]
+
+      // Get balances for all tokens in all pools
+      const balanceCalls = []
+      pools.forEach((owner, i) => {
+        balanceCalls.push({ target: token0s[i], params: owner })
+        balanceCalls.push({ target: token1s[i], params: owner })
+      })
+
+      const decimalCalls = allTokens.map(token => ({ target: token }))
+
+      const [bals, decimalsArr] = await Promise.all([
+        api.multiCall({ abi: erc20Abi.balanceOf, calls: balanceCalls, permitFailure: true }),
+        api.multiCall({ abi: erc20Abi.decimals, calls: decimalCalls, permitFailure: true }),
+      ])
+
+      // Create decimals map
+      const decimalsMap = {}
+      allTokens.forEach((token, i) => {
+        if (decimalsArr[i] != null) {
+          decimalsMap[token.toLowerCase()] = Number(decimalsArr[i])
+        }
+      })
+
+      // Aggregate balances by token
+      const tokenBalances = {}
+
+      for (let i = 0; i < bals.length; i += 2) {
+        const poolIndex = Math.floor(i / 2)
+        const token0 = token0s[poolIndex]
+        const token1 = token1s[poolIndex]
+        const bal0 = bals[i]
+        const bal1 = bals[i + 1]
+
+        if (bal0 != null && bal0 > 0) {
+          const key = token0.toLowerCase()
+          tokenBalances[key] = (tokenBalances[key] || 0n) + BigInt(bal0)
+        }
+
+        if (bal1 != null && bal1 > 0) {
+          const key = token1.toLowerCase()
+          tokenBalances[key] = (tokenBalances[key] || 0n) + BigInt(bal1)
+        }
+      }
+
+      // Convert to human-readable balances with CoinGecko IDs
+      const balances = {}
+
+      for (const [tokenAddr, balance] of Object.entries(tokenBalances)) {
+        if (balance === 0n) continue
+
+        const decimals = decimalsMap[tokenAddr] || 18
+        const divisor = 10 ** decimals
+        const human = Number(balance) / divisor
+
+        const key = ADDRESS_TO_CG[tokenAddr] || `${CHAIN}:${tokenAddr}`
+        balances[key] = (balances[key] || 0) + human
+      }
+
+      return balances
+    }
+  }
+}