"""
Examine the JSON structure to understand the format
"""
import grpc
import sys
import io
import json

sys.path.append(r'C:\DEV\COPILOT\geutebruck-api\src\api')

if sys.platform == 'win32':
    sys.stdout = io.TextIOWrapper(sys.stdout.buffer, encoding='utf-8')
    sys.stderr = io.TextIOWrapper(sys.stderr.buffer, encoding='utf-8')

from protos import configuration_pb2
from protos import configuration_pb2_grpc

print("="*70)
print("EXAMINING JSON STRUCTURE")
print("="*70)

channel = grpc.insecure_channel('localhost:50051')
stub = configuration_pb2_grpc.ConfigurationServiceStub(channel)

# Export configuration as JSON
print("\n1. Exporting configuration as JSON...")
export_request = configuration_pb2.ExportJsonRequest()
export_response = stub.ExportConfigurationJson(export_request)

if not export_response.success:
    print(f"   [ERROR] {export_response.error_message}")
    sys.exit(1)

print(f"   JSON size: {export_response.json_size} bytes")

# Parse JSON
config = json.loads(export_response.json_data)

# Show top-level structure
print("\n2. Top-level JSON keys:")
for key in config.keys():
    print(f"   - {key}: {type(config[key]).__name__}")

# If it's a simple structure, show first few entries
if isinstance(config, dict):
    print("\n3. Sample of data:")
    count = 0
    for key, value in config.items():
        if count < 5:
            print(f"   {key}: {str(value)[:100]}...")
            count += 1

# Save to file for manual inspection
output_file = "config_structure_sample.json"
with open(output_file, 'w', encoding='utf-8') as f:
    # Just save first 50 entries to keep it manageable
    if isinstance(config, dict):
        sample = dict(list(config.items())[:50])
        json.dump(sample, f, indent=2)
    else:
        json.dump(config, f, indent=2)

print(f"\n4. Saved sample to {output_file} for inspection")
print("="*70)