#!/usr/bin/env python3
import json

with open('/home/mdares/.node-red/flows.json', 'r') as f:
    flows = json.load(f)

for node in flows:
    if node.get('id') == 'f3a4b5c6d7e8f9a0' and node.get('name') == 'Graphs Template':
        template = node.get('format', '')

        # Fix 1: Update chart destroy calls to use correct names
        template = template.replace(
            "if (scope._charts.production) scope._charts.production.destroy();",
            "if (scope._charts.oee) scope._charts.oee.destroy();"
        )
        template = template.replace(
            "if (scope._charts.scrap) scope._charts.scrap.destroy();",
            "if (scope._charts.availability) scope._charts.availability.destroy();"
        )
        template = template.replace(
            "if (scope._charts.efficiency) scope._charts.efficiency.destroy();",
            "if (scope._charts.performance) scope._charts.performance.destroy();"
        )

        # Fix 2: Update chart data references - OEE chart
        template = template.replace(
            "label: 'Good Parts',\n            data: goodData.data,",
            "label: 'OEE %',\n            data: oeeData.data,"
        )

        # Fix 3: Update chart data references - Availability chart
        template = template.replace(
            "label: 'Scrap Parts',\n            data: scrapData.data,",
            "label: 'Availability %',\n            data: availData.data,"
        )

        # Fix 4: Update chart data references - Performance chart
        template = template.replace(
            "label: 'Efficiency %',\n            data: effData.data,",
            "label: 'Performance %',\n            data: perfData.data,"
        )

        node['format'] = template
        print("✓ Fixed Graphs Template chart creation code")
        print("  - Updated chart destroy calls")
        print("  - Fixed undefined variable references (goodData → oeeData, etc.)")
        print("  - Updated dataset labels")
        break

with open('/home/mdares/.node-red/flows.json', 'w') as f:
    json.dump(flows, f, indent=4)

print("✓ flows.json updated")