#!/usr/bin/env python3
"""Validate SageAPI CRUD JSON definitions."""
import json
import os
import sys

def validate_crud(json_dir='json'):
    errors = 0
    for f in sorted(os.listdir(json_dir)):
        if not f.endswith('.json'):
            continue
        filepath = os.path.join(json_dir, f)
        with open(filepath) as fh:
            data = json.load(fh)

        for tblname, config in data.items():
            if 'params' not in config:
                print(f'ERROR: {f} root key "{tblname}" missing "params"')
                errors += 1
            if 'fields' not in config:
                print(f'ERROR: {f} root key "{tblname}" missing "fields"')
                errors += 1
            if not errors:
                print(f'  OK: {f} ({tblname})')

    if errors:
        print(f'\n{errors} error(s) found')
        sys.exit(1)
    print('All CRUD definitions valid')

if __name__ == '__main__':
    validate_crud()