import json
import os
import glob
import re

DATA_DIR = '/mnt/data/projects/GomParam-v1/data'

def check_english(text, file):
    # Cross scripting inherently has Romi
    if 'cross_scripting' in file or 'code_switching' in file:
        return False
    # If there's an English letter
    if re.search(r'[a-zA-Z]', text):
        return True
    return False

def main():
    issues = 0
    total_items = 0
    for file in glob.glob(os.path.join(DATA_DIR, '*.json')):
        with open(file, 'r', encoding='utf-8') as f:
            data = json.load(f)
            
        for item in data:
            total_items += 1
            idx = item.get('id', 'UNKNOWN')
            
            # 1. Check candidates length
            if 'candidates' in item:
                if len(item['candidates']) != 4:
                    print(f"[{idx}] Wrong number of candidates: {len(item['candidates'])}")
                    issues += 1
                    
                # 2. Check for duplicate candidates
                if len(set(item['candidates'])) != len(item['candidates']):
                    print(f"[{idx}] Duplicate candidates found: {item['candidates']}")
                    issues += 1
                    
                # 3. Check correct index
                corr = item.get('correct')
                if not isinstance(corr, int) or corr < 0 or corr > 3:
                    print(f"[{idx}] Invalid correct index: {corr}")
                    issues += 1
                    
                # 4. Check for empty strings
                for i, c in enumerate(item['candidates']):
                    if not c.strip():
                        print(f"[{idx}] Empty candidate at index {i}")
                        issues += 1
                        
            else:
                print(f"[{idx}] Missing 'candidates' field")
                issues += 1
                
            # 5. Check for english letters in Devanagari modules
            for key in ['context', 'question', 'passage', 'sentence']:
                if key in item and isinstance(item[key], str):
                    if check_english(item[key], file):
                        # Some english might be valid like (Pinto Revolt), we'll print to manually inspect
                        print(f"[{idx}] English letters found in {key}: {item[key]}")

    print(f"Diagnostic complete. Checked {total_items} items. Found {issues} strict issues.")

if __name__ == '__main__':
    main()