from db import dbGetMany
from loguru import logger
import datetime
import iso8601
from utils import getParam
from Cheetah.Template import Template

def perform(dbh, params):
    year = getParam(params, 'year', datetime.datetime.today().year)

    accountEntries = dbGetMany(
        dbh, 
        { 
            "statement": "SELECT * FROM account_statement_v WHERE fiscal_year = %(year)s", 
            "params": {
                'year': year
            }
            
        }
    )

    template = getParam(params, 'template', 'accountStatement.tmpl')
    prefix = getParam(params, 'prefix', 'accountStatement')
    suffix = getParam(params, 'suffix', 'tex')
    input = { 'year': year, 'entries': accountEntries }
    outputFile = f"{prefix}-{year}.{suffix}"
    tmpl = Template(file=template, searchList=[ input ])
    with open(outputFile, 'w') as f:
        f.write(str(tmpl))