// Builds n8n/W4-daily-reconcile.json — the daily full reconciliation workflow.
// Single source of truth: shared/effective-grants.js (inlined) + w4-body.js.
// Run: node n8n/gen_w4.js
const fs = require('fs');
const path = require('path');
const { sharedSource } = require('./inline_shared');

let body = fs.readFileSync(path.join(__dirname, 'w4-body.js'), 'utf8');
body = body.replace('// __SHARED_INLINE__  (replaced by shared/effective-grants.js source at build)', sharedSource());

// n8n API import (POST /api/v1/workflows) strictly validates: node ids must be
// UUIDs and top-level must NOT carry pinData (class-validator whitelist).
const uuid = () => require('crypto').randomUUID();
const node = (o) => Object.assign({ id: uuid() }, o);

const workflow = {
  name: 'W4 - Daily Full Reconciliation (AList Drift Repair)',
  nodes: [
    node({
      parameters: {
        rule: {
          interval: [{ field: 'cronExpression', expression: '0 3 * * *' }]
        }
      },
      name: 'Daily 03:00',
      type: 'n8n-nodes-base.scheduleTrigger',
      typeVersion: 1.2,
      position: [-420, 0]
    }),
    node({
      parameters: {
        httpMethod: 'POST',
        path: 'alist-w4-reconcile',
        options: {}
      },
      name: 'Manual / Webhook',
      type: 'n8n-nodes-base.webhook',
      typeVersion: 2,
      webhookId: 'alist-w4-reconcile', // required: without it the production URL never registers
      position: [-420, 240]
    }),
    node({
      parameters: { jsCode: body },
      name: 'Reconcile & Repair (Daily Full)',
      type: 'n8n-nodes-base.code',
      typeVersion: 2,
      position: [0, 120]
    })
  ],
  connections: {
    'Daily 03:00': {
      main: [[{ node: 'Reconcile & Repair (Daily Full)', type: 'main', index: 0 }]]
    },
    'Manual / Webhook': {
      main: [[{ node: 'Reconcile & Repair (Daily Full)', type: 'main', index: 0 }]]
    }
  },
  settings: { executionOrder: 'v1' }
};

fs.writeFileSync(path.join(__dirname, 'W4-daily-reconcile.json'), JSON.stringify(workflow, null, 2) + '\n');
console.log('wrote W4-daily-reconcile.json (' + body.length + ' chars body)');