Files
2025-12-02 16:27:21 +00:00

126 lines
4.5 KiB
Python

#!/usr/bin/env python3
import json
with open('/home/mdares/.node-red/flows.json', 'r') as f:
flows = json.load(f)
# Find Work Order buttons node
work_order_buttons_node = None
for node in flows:
if node.get('id') == '9bbd4fade968036d':
work_order_buttons_node = node
break
if not work_order_buttons_node:
print("✗ Could not find Work Order buttons node")
exit(1)
# Get the current function code
func_code = work_order_buttons_node.get('func', '')
# Find the complete-work-order case and add high scrap detection
# Look for the end of the complete-work-order case (before the "return" statement)
# Add the high scrap detection code before the final database insert
high_scrap_code = '''
// ============================================================
// HIGH SCRAP DETECTION
// ============================================================
const targetQty = Number(order.target) || 0;
const scrapCount = Number(order.scrap) || 0;
const scrapPercent = targetQty > 0 ? (scrapCount / targetQty) * 100 : 0;
// Trigger: Scrap > 10% of target quantity
if (scrapPercent > 10 && targetQty > 0) {
const severity = scrapPercent > 25 ? 'critical' : 'warning';
const highScrapAnomaly = {
anomaly_type: 'high-scrap',
severity: severity,
title: `High Waste Detected`,
description: `Work order completed with ${scrapCount} scrap parts (${scrapPercent.toFixed(1)}% of target ${targetQty}). Why is there so much waste?`,
data: {
scrap_count: scrapCount,
target_quantity: targetQty,
scrap_percent: Math.round(scrapPercent * 10) / 10,
good_parts: Number(order.good) || 0,
total_cycles: global.get("cycleCount") || 0
},
kpi_snapshot: {
oee: (msg.kpis && msg.kpis.oee) || 0,
availability: (msg.kpis && msg.kpis.availability) || 0,
performance: (msg.kpis && msg.kpis.performance) || 0,
quality: (msg.kpis && msg.kpis.quality) || 0
},
work_order_id: order.id,
cycle_count: global.get("cycleCount") || 0,
timestamp: Date.now(),
status: 'active'
};
node.warn(`[HIGH SCRAP] Detected ${scrapPercent.toFixed(1)}% scrap on work order ${order.id}`);
// Send to Event Logger (output 5)
const anomalyMsg = {
topic: "anomaly-detected",
payload: [highScrapAnomaly]
};
// Return with anomaly message on output 5
return [dbMsg, null, null, null, anomalyMsg];
}
'''
# Find the complete-work-order case and inject the code
# Look for the section where dbMsg is created and before the return statement
search_pattern = 'case "complete-work-order":'
if search_pattern in func_code:
# Find the return statement in this case
# We want to add the code before "return [dbMsg, null, null, null];"
# Split by the case
parts = func_code.split(search_pattern)
before_case = parts[0]
after_case = parts[1]
# Find the return statement within this case
# Look for "return [dbMsg,"
return_pattern = 'return [dbMsg, null, null, null];'
if return_pattern in after_case:
# Split at the return statement
case_parts = after_case.split(return_pattern, 1)
case_code = case_parts[0]
after_return = case_parts[1]
# Inject the high scrap detection code before the return
new_case_code = case_code + high_scrap_code + '\\n ' + return_pattern
# Reconstruct the function code
func_code = before_case + search_pattern + new_case_code + after_return
work_order_buttons_node['func'] = func_code
print("✓ Added high scrap detection to complete-work-order handler")
else:
print("⚠ Could not find return statement pattern")
else:
print("✗ Could not find complete-work-order case")
exit(1)
# Increase outputs count to 5
work_order_buttons_node['outputs'] = 5
# Add the 5th output wire to Event Logger
current_wires = work_order_buttons_node['wires']
current_wires.append(['event_logger_node_id']) # Add 5th output to Event Logger
work_order_buttons_node['wires'] = current_wires
print("✓ Added 5th output to Work Order buttons node")
print("✓ Wired to Event Logger")
# Save flows.json
with open('/home/mdares/.node-red/flows.json', 'w') as f:
json.dump(flows, f, indent=4)
print("✓ flows.json updated")