Add position calculator for Renzo Protocol

adapters/renzo/package.json

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+{
+    "name": "renzo",
+    "version": "1.0.0",
+    "description": "",
+    "main": "index.js",
+    "type": "commonjs",
+    "scripts": {
+        "start": "node dist/index.js",
+        "compile": "tsc",
+        "watch": "tsc -w",
+        "clear": "rm -rf dist",
+        "test": "node "
+    },
+    "keywords": [],
+    "author": "",
+    "license": "UNLICENSED",
+    "dependencies": {
+        "fast-csv": "^5.0.1"
+    },
+    "devDependencies": {
+        "@types/node": "^20.12.5",
+        "typescript": "^5.3.3"
+    }
+}

adapters/renzo/src/index.ts

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+import * as fs from 'fs';
+import { write } from "fast-csv";
+
+type OutputDataSchemaRow = {
+    block_number: number;
+    timestamp: number;
+    user_address: string;
+    token_address: string;
+    token_balance: bigint;
+    token_symbol: string;
+    usd_price: number;
+};
+
+interface BlockData {
+    blockNumber: number;
+    blockTimestamp: number;
+}
+
+const querySize = 1000;
+const EZ_ETH_ADDRESS = "0x2416092f143378750bb29b79eD961ab195CcEea5";
+const TOKEN_SYMBOL = "EZETH";
+const SUBGRAPH_QUERY_URL = "https://api.goldsky.com/api/public/project_clsxzkxi8dh7o01zx5kyxdga4/subgraphs/renzo-linea-indexer/v0.11/gn";
+const USER_BALANCES_QUERY = `
+query BalanceQuery {
+    balances(where: {block_lte: $blockNum}, first: ${querySize}, skip: $skipCount, orderBy: value, orderDirection: desc) {
+      id
+      user
+      value
+      block
+      blockTimestamp
+    }
+  }
+`;
+
+const post = async (url: string, data: any) => {
+    const response = await fetch(url, {
+        method: "POST",
+        headers: {
+            "Content-Type": "application/json",
+            Accept: "application/json",
+        },
+        body: JSON.stringify(data),
+    });
+    return await response.json();
+};
+
+
+export const getUserTVLByBlock = async (blocks: BlockData) => {
+    const { blockNumber, blockTimestamp } = blocks
+    const csvRows: OutputDataSchemaRow[] = [];
+    let skipIndex = 0;
+    let latestBalances: Record<string, string[]> = {};
+    while (true) {
+        const responseJson = await post(SUBGRAPH_QUERY_URL, { query: USER_BALANCES_QUERY.replace("$skipCount", skipIndex.toString()).replace("$blockNum", blockNumber.toString()) });
+        let rowCount = 0;
+        for (const item of responseJson.data.balances) {
+            let userAddress = item.user.toString();
+            if (latestBalances[userAddress]) {
+                if (latestBalances[userAddress][0] < item.block) {
+                    latestBalances[userAddress] = [item.block.toString(), item.value.toString()];
+                }
+            } else {
+                latestBalances[userAddress] = [item.block.toString(), item.value.toString()];
+            }
+            rowCount++;
+        }
+        if (rowCount < querySize) {
+            break;
+        }
+        skipIndex += rowCount;
+    }
+    console.log(`Fetched ${skipIndex} records`);
+
+    for (let key in latestBalances) {
+        let value = latestBalances[key];
+        if (value[1] != "0") {
+            csvRows.push({
+                block_number: blockNumber,
+                timestamp: blockTimestamp,
+                user_address: key,
+                token_address: EZ_ETH_ADDRESS,
+                token_balance: BigInt(value[1]),
+                token_symbol: TOKEN_SYMBOL,
+                usd_price: 0
+            });
+        }
+    }
+    return csvRows;
+};
+
+export const main = async (blocks: BlockData[]) => {
+    const allCsvRows: any[] = []; // Array to accumulate CSV rows for all blocks
+    const batchSize = 10; // Size of batch to trigger writing to the file
+    let i = 0;
+
+    for (const block of blocks) {
+        try {
+            // Retrieve data using block number and timestam
+            const csvRows = await getUserTVLByBlock(block)
+
+            // Accumulate CSV rows for all blocks
+            allCsvRows.push(...csvRows);
+
+            i++;
+            console.log(`Processed block ${i}`);
+
+            // Write to file when batch size is reached or at the end of loop
+            if (i % batchSize === 0 || i === blocks.length) {
+                const ws = fs.createWriteStream(`outputData.csv`, { flags: i === batchSize ? 'w' : 'a' });
+                write(allCsvRows, { headers: i === batchSize ? true : false })
+                    .pipe(ws)
+                    .on("finish", () => {
+                        console.log(`CSV file has been written.`);
+                    });
+
+                // Clear the accumulated CSV rows
+                allCsvRows.length = 0;
+            }
+        } catch (error) {
+            console.error(`An error occurred for block ${block.blockNumber}:`, error);
+        }
+    }
+};
+
+
+//main([{blockNumber: 3825017, blockTimestamp: 123456}]);

adapters/renzo/tsconfig.json

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+{
+    "compilerOptions": {
+      /* Visit https://aka.ms/tsconfig to read more about this file */
+      /* Projects */
+      // "incremental": true,                              /* Save .tsbuildinfo files to allow for incremental compilation of projects. */
+      // "composite": true,                                /* Enable constraints that allow a TypeScript project to be used with project references. */
+      // "tsBuildInfoFile": "./.tsbuildinfo",              /* Specify the path to .tsbuildinfo incremental compilation file. */
+      // "disableSourceOfProjectReferenceRedirect": true,  /* Disable preferring source files instead of declaration files when referencing composite projects. */
+      // "disableSolutionSearching": true,                 /* Opt a project out of multi-project reference checking when editing. */
+      // "disableReferencedProjectLoad": true,             /* Reduce the number of projects loaded automatically by TypeScript. */
+      /* Language and Environment */
+      "target": "es2022", /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */
+      // "lib": [],                                        /* Specify a set of bundled library declaration files that describe the target runtime environment. */
+      // "jsx": "preserve",                                /* Specify what JSX code is generated. */
+      // "experimentalDecorators": true,                   /* Enable experimental support for legacy experimental decorators. */
+      // "emitDecoratorMetadata": true,                    /* Emit design-type metadata for decorated declarations in source files. */
+      // "jsxFactory": "",                                 /* Specify the JSX factory function used when targeting React JSX emit, e.g. 'React.createElement' or 'h'. */
+      // "jsxFragmentFactory": "",                         /* Specify the JSX Fragment reference used for fragments when targeting React JSX emit e.g. 'React.Fragment' or 'Fragment'. */
+      // "jsxImportSource": "",                            /* Specify module specifier used to import the JSX factory functions when using 'jsx: react-jsx*'. */
+      // "reactNamespace": "",                             /* Specify the object invoked for 'createElement'. This only applies when targeting 'react' JSX emit. */
+      // "noLib": true,                                    /* Disable including any library files, including the default lib.d.ts. */
+      // "useDefineForClassFields": true,                  /* Emit ECMAScript-standard-compliant class fields. */
+      // "moduleDetection": "auto",                        /* Control what method is used to detect module-format JS files. */
+      /* Modules */
+      "module": "commonjs", /* Specify what module code is generated. */
+      "rootDir": "src/", /* Specify the root folder within your source files. */
+      // "moduleResolution": "node10",                     /* Specify how TypeScript looks up a file from a given module specifier. */
+      // "baseUrl": "./",                                  /* Specify the base directory to resolve non-relative module names. */
+      // "paths": {},                                      /* Specify a set of entries that re-map imports to additional lookup locations. */
+      // "rootDirs": [],                                   /* Allow multiple folders to be treated as one when resolving modules. */
+      // "typeRoots": [],                                  /* Specify multiple folders that act like './node_modules/@types'. */
+      // "types": [],                                      /* Specify type package names to be included without being referenced in a source file. */
+      // "allowUmdGlobalAccess": true,                     /* Allow accessing UMD globals from modules. */
+      // "moduleSuffixes": [],                             /* List of file name suffixes to search when resolving a module. */
+      // "allowImportingTsExtensions": true,               /* Allow imports to include TypeScript file extensions. Requires '--moduleResolution bundler' and either '--noEmit' or '--emitDeclarationOnly' to be set. */
+      // "resolvePackageJsonExports": true,                /* Use the package.json 'exports' field when resolving package imports. */
+      // "resolvePackageJsonImports": true,                /* Use the package.json 'imports' field when resolving imports. */
+      // "customConditions": [],                           /* Conditions to set in addition to the resolver-specific defaults when resolving imports. */
+      // "resolveJsonModule": true,                        /* Enable importing .json files. */
+      // "allowArbitraryExtensions": true,                 /* Enable importing files with any extension, provided a declaration file is present. */
+      // "noResolve": true,                                /* Disallow 'import's, 'require's or '<reference>'s from expanding the number of files TypeScript should add to a project. */
+      /* JavaScript Support */
+      // "allowJs": true,                                  /* Allow JavaScript files to be a part of your program. Use the 'checkJS' option to get errors from these files. */
+      // "checkJs": true,                                  /* Enable error reporting in type-checked JavaScript files. */
+      // "maxNodeModuleJsDepth": 1,                        /* Specify the maximum folder depth used for checking JavaScript files from 'node_modules'. Only applicable with 'allowJs'. */
+      /* Emit */
+      // "declaration": true,                              /* Generate .d.ts files from TypeScript and JavaScript files in your project. */
+      // "declarationMap": true,                           /* Create sourcemaps for d.ts files. */
+      // "emitDeclarationOnly": true,                      /* Only output d.ts files and not JavaScript files. */
+      // "sourceMap": true,                                /* Create source map files for emitted JavaScript files. */
+      // "inlineSourceMap": true,                          /* Include sourcemap files inside the emitted JavaScript. */
+      // "outFile": "./",                                  /* Specify a file that bundles all outputs into one JavaScript file. If 'declaration' is true, also designates a file that bundles all .d.ts output. */
+      "outDir": "dist/", /* Specify an output folder for all emitted files. */
+      // "removeComments": true,                           /* Disable emitting comments. */
+      // "noEmit": true,                                   /* Disable emitting files from a compilation. */
+      // "importHelpers": true,                            /* Allow importing helper functions from tslib once per project, instead of including them per-file. */
+      // "importsNotUsedAsValues": "remove",               /* Specify emit/checking behavior for imports that are only used for types. */
+      // "downlevelIteration": true,                       /* Emit more compliant, but verbose and less performant JavaScript for iteration. */
+      // "sourceRoot": "",                                 /* Specify the root path for debuggers to find the reference source code. */
+      // "mapRoot": "",                                    /* Specify the location where debugger should locate map files instead of generated locations. */
+      // "inlineSources": true,                            /* Include source code in the sourcemaps inside the emitted JavaScript. */
+      // "emitBOM": true,                                  /* Emit a UTF-8 Byte Order Mark (BOM) in the beginning of output files. */
+      // "newLine": "crlf",                                /* Set the newline character for emitting files. */
+      // "stripInternal": true,                            /* Disable emitting declarations that have '@internal' in their JSDoc comments. */
+      // "noEmitHelpers": true,                            /* Disable generating custom helper functions like '__extends' in compiled output. */
+      // "noEmitOnError": true,                            /* Disable emitting files if any type checking errors are reported. */
+      // "preserveConstEnums": true,                       /* Disable erasing 'const enum' declarations in generated code. */
+      // "declarationDir": "./",                           /* Specify the output directory for generated declaration files. */
+      // "preserveValueImports": true,                     /* Preserve unused imported values in the JavaScript output that would otherwise be removed. */
+      /* Interop Constraints */
+      // "isolatedModules": true,                          /* Ensure that each file can be safely transpiled without relying on other imports. */
+      // "verbatimModuleSyntax": true,                     /* Do not transform or elide any imports or exports not marked as type-only, ensuring they are written in the output file's format based on the 'module' setting. */
+      // "allowSyntheticDefaultImports": true,             /* Allow 'import x from y' when a module doesn't have a default export. */
+      "esModuleInterop": true, /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables 'allowSyntheticDefaultImports' for type compatibility. */
+      // "preserveSymlinks": true,                         /* Disable resolving symlinks to their realpath. This correlates to the same flag in node. */
+      "forceConsistentCasingInFileNames": true, /* Ensure that casing is correct in imports. */
+      /* Type Checking */
+      "strict": true, /* Enable all strict type-checking options. */
+      // "noImplicitAny": true,                            /* Enable error reporting for expressions and declarations with an implied 'any' type. */
+      // "strictNullChecks": true,                         /* When type checking, take into account 'null' and 'undefined'. */
+      // "strictFunctionTypes": true,                      /* When assigning functions, check to ensure parameters and the return values are subtype-compatible. */
+      // "strictBindCallApply": true,                      /* Check that the arguments for 'bind', 'call', and 'apply' methods match the original function. */
+      // "strictPropertyInitialization": true,             /* Check for class properties that are declared but not set in the constructor. */
+      // "noImplicitThis": true,                           /* Enable error reporting when 'this' is given the type 'any'. */
+      // "useUnknownInCatchVariables": true,               /* Default catch clause variables as 'unknown' instead of 'any'. */
+      // "alwaysStrict": true,                             /* Ensure 'use strict' is always emitted. */
+      // "noUnusedLocals": true,                           /* Enable error reporting when local variables aren't read. */
+      // "noUnusedParameters": true,                       /* Raise an error when a function parameter isn't read. */
+      // "exactOptionalPropertyTypes": true,               /* Interpret optional property types as written, rather than adding 'undefined'. */
+      // "noImplicitReturns": true,                        /* Enable error reporting for codepaths that do not explicitly return in a function. */
+      // "noFallthroughCasesInSwitch": true,               /* Enable error reporting for fallthrough cases in switch statements. */
+      // "noUncheckedIndexedAccess": true,                 /* Add 'undefined' to a type when accessed using an index. */
+      // "noImplicitOverride": true,                       /* Ensure overriding members in derived classes are marked with an override modifier. */
+      // "noPropertyAccessFromIndexSignature": true,       /* Enforces using indexed accessors for keys declared using an indexed type. */
+      // "allowUnusedLabels": true,                        /* Disable error reporting for unused labels. */
+      // "allowUnreachableCode": true,                     /* Disable error reporting for unreachable code. */
+      /* Completeness */
+      // "skipDefaultLibCheck": true,                      /* Skip type checking .d.ts files that are included with TypeScript. */
+      "skipLibCheck": true /* Skip type checking all .d.ts files. */
+    }
+  }