feat(token-aggregation): add historical pricing context, backfill, and indexer hardening

services/token-aggregation/scripts/backfill-historical-pricing.ts

@@ -0,0 +1,49 @@
+import * as dotenv from 'dotenv';
+import path from 'path';
+import { existsSync } from 'fs';
+import { HistoricalPricingBackfillService } from '../src/services/historical-pricing-backfill';
+
+const rootEnvCandidates = [
+  path.resolve(__dirname, '../../../.env'),
+  path.resolve(__dirname, '../../../../.env'),
+];
+
+for (const candidate of rootEnvCandidates) {
+  if (existsSync(candidate)) {
+    dotenv.config({ path: candidate });
+    break;
+  }
+}
+
+dotenv.config();
+
+function readInt(name: string, fallback: number): number {
+  const raw = String(process.env[name] || '').trim();
+  if (!raw) return fallback;
+  const parsed = Number(raw);
+  return Number.isFinite(parsed) ? parsed : fallback;
+}
+
+async function main(): Promise<void> {
+  const chainId = readInt('BACKFILL_CHAIN_ID', 138);
+  const days = readInt('BACKFILL_DAYS', 30);
+  const chunkSize = readInt('BACKFILL_CHUNK_SIZE', 2500);
+  const poolLimit = readInt('BACKFILL_POOL_LIMIT', 500);
+
+  const service = new HistoricalPricingBackfillService();
+  const summary = await service.backfillChain({
+    chainId,
+    days,
+    chunkSize,
+    poolLimit,
+  });
+
+  // eslint-disable-next-line no-console
+  console.log(JSON.stringify(summary, null, 2));
+}
+
+main().catch((error) => {
+  // eslint-disable-next-line no-console
+  console.error(error);
+  process.exit(1);
+});

services/token-aggregation/scripts/bootstrap-lightweight-schema.sql

@@ -91,13 +91,21 @@ CREATE TABLE IF NOT EXISTS swap_events (
   id BIGSERIAL PRIMARY KEY,
   chain_id INTEGER NOT NULL,
   pool_address TEXT NOT NULL,
+  transaction_hash TEXT,
+  block_number BIGINT,
+  log_index INTEGER,
   token0_address TEXT NOT NULL,
   token1_address TEXT NOT NULL,
+  amount0_in NUMERIC(78, 0) NOT NULL DEFAULT 0,
+  amount1_in NUMERIC(78, 0) NOT NULL DEFAULT 0,
+  amount0_out NUMERIC(78, 0) NOT NULL DEFAULT 0,
+  amount1_out NUMERIC(78, 0) NOT NULL DEFAULT 0,
   amount_usd NUMERIC(38, 18) NOT NULL DEFAULT 0,
   price_usd NUMERIC(38, 18),
-  transaction_hash TEXT,
-  log_index INTEGER,
-  block_number BIGINT,
+  token0_price_usd NUMERIC(38, 18),
+  token1_price_usd NUMERIC(38, 18),
+  sender TEXT,
+  to_address TEXT,
   timestamp TIMESTAMPTZ NOT NULL
 );
 
@@ -105,13 +113,9 @@ CREATE INDEX IF NOT EXISTS idx_swap_events_pool_time
   ON swap_events (chain_id, pool_address, timestamp DESC);
 CREATE INDEX IF NOT EXISTS idx_swap_events_token_time
   ON swap_events (chain_id, token0_address, token1_address, timestamp DESC);
-CREATE UNIQUE INDEX IF NOT EXISTS idx_swap_events_unique_log
-  ON swap_events (
-    chain_id,
-    pool_address,
-    COALESCE(transaction_hash, ''),
-    COALESCE(log_index, -1)
-  );
+DROP INDEX IF EXISTS idx_swap_events_unique_log;
+CREATE UNIQUE INDEX IF NOT EXISTS idx_swap_events_chain_tx_log
+  ON swap_events (chain_id, transaction_hash, log_index);
 
 CREATE TABLE IF NOT EXISTS token_ohlcv (
   id BIGSERIAL PRIMARY KEY,