from app.db import *
import redis
from datetime import timedelta

# Attempt to look up id_random key
# If success then return the id number
# If not success and there is a table_name then check the database table passed
# If found in database table then store in Redis
def redis_lookup_id_random(record_id_random=None, table_name=None):
    print('*** redis_lookup_id_random() ***')

    r = redis.Redis(host='localhost', port=6379, db=7, password=None, decode_responses=True)

    key_name = 'record_id:'+record_id_random

    record_id = r.get(key_name)
    #print('Record ID? '+str(record_id))

    if record_id:
        print('TTL for: '+key_name+' : '+str(record_id)+' is '+str(r.ttl(key_name))+' seconds')
        return record_id
    elif table_name:
        data = { 'id_random': record_id_random }
        sql = """
            SELECT id
            FROM `"""+table_name+"""` AS `table`
            WHERE table.id_random = :id_random
            """

        if select_results := sql_select(table_name=table_name, record_id_random=record_id_random): # sql_select(sql=sql, data=data)
            #print('Record ID random found: '+str(select_results['id']))
            record_id = select_results['id']
            r.setex(key_name, timedelta(minutes=2), value=record_id)
            return record_id
        else:
            #print('Record ID random was not found')
            return False
    else:
        print('Missing table_name to select from for id_random')
        return False
    #return False