#!/usr/bin/env python3
# builtins
import click
import uvicorn
import os
import sys
import re
import importlib
from pprint import pprint

CONTEXT_SETTINGS={
    'default_map':{'run': {}} 
}

@click.group(invoke_without_command=True, context_settings=CONTEXT_SETTINGS)
@click.option('--version', is_flag=True)
@click.pass_context
def cli(ctx, version):
    if version:
        from pyheatpump import version
        return click.echo(pyheatpump.version())

    if ctx.invoked_subcommand is None: 
        return run()


@click.option('--host', default=None)
@click.option('--port', default=None)
@cli.command()
def run(host, port):
    from pyheatpump.conf import (API_HOST, API_PORT)

    if not host:
        host = API_HOST

    if not port:
        port = API_PORT

    log_level = 'info'

    click.echo('Launching PyHeatpump application')

    uvicorn.run('pyheatpump.app:application',
        host=host,
        port=int(port),
        log_level=log_level,
        reload=False)


@cli.command()
def fetch():
    from pyheatpump.models import *
    from pyheatpump import modbus


    var_types = VariableType.getall()

    # Analog - float
    analog = var_types['Analog']
    res = modbus.read_holding_registers(analog.start_address, analog.end_address)

    for r in range(len(res)):
        val = VariableValue(str(analog), r + analog.start_address, res[r])
        val.insert()


    # Integer - int
    integer = var_types['Integer']
    res = modbus.read_holding_registers(integer.start_address, integer.end_address)

    for r in res:
        val = VariableValue(str(integer), r + integer.start_address, res[r])
        val.insert()

    # Digital - bool
    digital = var_types['Digital']
    res = modbus.read_coils(digital.start_address, digital.end_address)

    for r in res:
        val = VariableValue(str(integer), r + integer.start_address, res[r])
        val.insert()