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server/services/schedule_loader.js

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+import { schedule_task } from '../models/index.js';
+import { safe_json_parse } from './json_utils.js';
+import { execute_action_and_record } from './task_executor.js';
+import { remove_cron_job, upsert_cron_job } from './cron_manager.js';
+
+export async function reload_all_schedules() {
+  const rows = await schedule_task.findAll();
+
+  for (const row of rows) {
+    if (!row.enabled) {
+      remove_cron_job(row.id);
+      continue;
+    }
+
+    upsert_cron_job(row.id, row.cron_expression, async () => {
+      try {
+        await schedule_task.update(
+          { last_run_at: new Date() },
+          { where: { id: row.id } }
+        );
+
+        await execute_action_and_record({
+          action_name: row.action_name,
+          action_payload: safe_json_parse(row.payload_json) || {},
+          source: 'cron',
+          schedule_task_id: row.id
+        });
+      } catch (err) {
+        // cron 执行失败已在 crawl_run_record 落库，避免重复抛出影响其它任务
+      }
+    });
+  }
+}