- Add README.md with installation and usage instructions. - Create bun.lock for dependency management. - Add package.json to define project metadata and dependencies. - Implement caching with Redis in cache.ts for ASIN data. - Configure environment variables in config.ts for API keys and Redis URL. - Develop main application logic in index.ts to read products, fetch data, and analyze results. - Integrate Keepa API for product data retrieval in keepa.ts. - Create LLM analysis functionality in llm.ts for product viability assessment. - Implement product reading from Excel files in reader.ts. - Stub SP-API integration in sp-api.ts for future implementation. - Define TypeScript types in types.ts for product and analysis data structures. - Write results to console and CSV in writer.ts. - Configure TypeScript settings in tsconfig.json for project compilation.
68 lines
2.5 KiB
TypeScript
68 lines
2.5 KiB
TypeScript
import * as XLSX from "xlsx";
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import type { AnalysisResult } from "./types.ts";
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function buildRow(r: AnalysisResult) {
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const price = r.product.keepa?.currentPrice ?? r.product.spApi.estimatedSalePrice;
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const rank = r.product.keepa?.salesRank ?? r.product.record.amazonRank;
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return {
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ASIN: r.product.record.asin,
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Name: r.product.record.name,
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Brand: r.product.record.brand ?? "",
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Category: r.product.record.category ?? r.product.keepa?.categoryTree?.join(" > ") ?? "",
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"Unit Cost": r.product.record.unitCost,
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"Current Price": price ?? "",
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"Avg Price 90d": r.product.keepa?.avgPrice90 ?? "",
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"Sales Rank": rank ?? "",
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"Rank Avg 90d": r.product.keepa?.salesRankAvg90 ?? "",
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Sellers: r.product.keepa?.sellerCount ?? "",
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"Monthly Sold": r.product.keepa?.monthlySold ?? "",
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"Rank Drops 30d": r.product.keepa?.salesRankDrops30 ?? "",
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"Rank Drops 90d": r.product.keepa?.salesRankDrops90 ?? "",
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"FBA Net (sheet)": r.product.record.fbaNet ?? "",
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"Gross Profit $": r.product.record.grossProfit ?? "",
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"Gross Profit %": r.product.record.grossProfitPct ?? "",
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MOQ: r.product.record.moq ?? "",
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"MOQ Cost": r.product.record.moqCost ?? "",
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"Qty Available": r.product.record.totalQtyAvail ?? "",
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"FBA Fee": r.product.spApi.fbaFee,
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"FBM Fee": r.product.spApi.fbmFee,
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"Referral %": r.product.spApi.referralFeePercent,
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Verdict: r.verdict.verdict,
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Confidence: r.verdict.confidence,
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Reasoning: r.verdict.reasoning,
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};
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}
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export function printResults(results: AnalysisResult[]): void {
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const rows = results.map((r) => {
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const row = buildRow(r);
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return {
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...row,
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Name: row.Name.slice(0, 40),
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Category: String(row.Category).slice(0, 20),
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Reasoning: row.Reasoning.slice(0, 60),
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};
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});
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console.log("\n=== Analysis Results ===\n");
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console.table(rows);
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const summary = {
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FBA: results.filter((r) => r.verdict.verdict === "FBA").length,
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FBM: results.filter((r) => r.verdict.verdict === "FBM").length,
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SKIP: results.filter((r) => r.verdict.verdict === "SKIP").length,
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};
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console.log(`\nSummary: ${summary.FBA} FBA | ${summary.FBM} FBM | ${summary.SKIP} SKIP out of ${results.length} products\n`);
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}
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export function writeResultsCsv(results: AnalysisResult[], outputPath: string): void {
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const rows = results.map(buildRow);
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const ws = XLSX.utils.json_to_sheet(rows);
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const wb = XLSX.utils.book_new();
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XLSX.utils.book_append_sheet(wb, ws, "Results");
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XLSX.writeFile(wb, outputPath);
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console.log(`Results written to ${outputPath}`);
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}
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