tsc & prettier

filters/mutable.filter.js

@@ -0,0 +1,76 @@
+"use strict";
+var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
+    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
+    return new (P || (P = Promise))(function (resolve, reject) {
+        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
+        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
+        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
+        step((generator = generator.apply(thisArg, _arguments || [])).next());
+    });
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.MutableFilter = void 0;
+const raydium_sdk_1 = require("@raydium-io/raydium-sdk");
+const helpers_1 = require("../helpers");
+class MutableFilter {
+    constructor(connection, metadataSerializer, checkMutable, checkSocials) {
+        this.connection = connection;
+        this.metadataSerializer = metadataSerializer;
+        this.checkMutable = checkMutable;
+        this.checkSocials = checkSocials;
+        this.errorMessage = [];
+        this.cachedResult = undefined;
+        if (this.checkMutable) {
+            this.errorMessage.push("mutable");
+        }
+        if (this.checkSocials) {
+            this.errorMessage.push("socials");
+        }
+    }
+    execute(poolKeys) {
+        return __awaiter(this, void 0, void 0, function* () {
+            if (this.cachedResult) {
+                return this.cachedResult;
+            }
+            try {
+                const metadataPDA = (0, raydium_sdk_1.getPdaMetadataKey)(poolKeys.baseMint);
+                const metadataAccount = yield this.connection.getAccountInfo(metadataPDA.publicKey, this.connection.commitment);
+                if (!(metadataAccount === null || metadataAccount === void 0 ? void 0 : metadataAccount.data)) {
+                    return { ok: false, message: "Mutable -> Failed to fetch account data" };
+                }
+                const deserialize = this.metadataSerializer.deserialize(metadataAccount.data);
+                const mutable = !this.checkMutable || deserialize[0].isMutable;
+                const hasSocials = !this.checkSocials || (yield this.hasSocials(deserialize[0]));
+                const ok = !mutable && hasSocials;
+                const message = [];
+                if (mutable) {
+                    message.push("metadata can be changed");
+                }
+                if (!hasSocials) {
+                    message.push("has no socials");
+                }
+                const result = { ok: ok, message: ok ? undefined : `MutableSocials -> Token ${message.join(" and ")}` };
+                if (!mutable) {
+                    this.cachedResult = result;
+                }
+                return result;
+            }
+            catch (e) {
+                helpers_1.logger.error({ mint: poolKeys.baseMint }, `MutableSocials -> Failed to check ${this.errorMessage.join(" and ")}`);
+            }
+            return {
+                ok: false,
+                message: `MutableSocials -> Failed to check ${this.errorMessage.join(" and ")}`,
+            };
+        });
+    }
+    hasSocials(metadata) {
+        var _a;
+        return __awaiter(this, void 0, void 0, function* () {
+            const response = yield fetch(metadata.uri);
+            const data = yield response.json();
+            return Object.values((_a = data === null || data === void 0 ? void 0 : data.extensions) !== null && _a !== void 0 ? _a : {}).filter((value) => value).length > 0;
+        });
+    }
+}
+exports.MutableFilter = MutableFilter;