Add in forecasting, lifecycle phases, associated component and script changes

inventory-server/scripts/import/utils.js

@@ -48,6 +48,37 @@ async function setupConnections(sshConfig) {
     stream: tunnel.stream,
   });
 
+  // Detect MySQL server timezone and calculate correction for the driver timezone mismatch.
+  // The mysql2 driver is configured with timezone: '-05:00' (EST), but the MySQL server
+  // may be in a different timezone (e.g., America/Chicago = CST/CDT). When the driver
+  // formats a JS Date as EST and MySQL interprets it in its own timezone, DATETIME
+  // comparisons can be off. This correction adjusts Date objects before they're passed
+  // to MySQL queries so the formatted string matches the server's local time.
+  const [[{ utcDiffSec }]] = await prodConnection.query(
+    "SELECT TIMESTAMPDIFF(SECOND, NOW(), UTC_TIMESTAMP()) as utcDiffSec"
+  );
+  const mysqlOffsetMs = -utcDiffSec * 1000;  // MySQL UTC offset in ms (e.g., -21600000 for CST)
+  const driverOffsetMs = -5 * 3600 * 1000;   // Driver's -05:00 in ms (-18000000)
+  const tzCorrectionMs = driverOffsetMs - mysqlOffsetMs;
+  // CST (winter): -18000000 - (-21600000) = +3600000 (1 hour correction needed)
+  // CDT (summer): -18000000 - (-18000000) = 0 (no correction needed)
+
+  if (tzCorrectionMs !== 0) {
+    console.log(`MySQL timezone correction: ${tzCorrectionMs / 1000}s (server offset: ${utcDiffSec}s from UTC)`);
+  }
+
+  /**
+   * Adjusts a Date/timestamp for the mysql2 driver timezone mismatch before
+   * passing it as a query parameter to MySQL. This ensures that the string
+   * mysql2 generates matches the timezone that DATETIME values are stored in.
+   */
+  function adjustDateForMySQL(date) {
+    if (!date || tzCorrectionMs === 0) return date;
+    const d = date instanceof Date ? date : new Date(date);
+    return new Date(d.getTime() - tzCorrectionMs);
+  }
+  prodConnection.adjustDateForMySQL = adjustDateForMySQL;
+
   // Setup PostgreSQL connection pool for local
   const localPool = new Pool(sshConfig.localDbConfig);