prefs.py

import fs
import json


pairs = {
    # User-editable settings
    'wifi_ssid': 'climateclock',
    'wifi_password': 'climateclock',
    'custom_message': '',
    'display_mode': 'DUAL',

    # Internal settings
    'api_url': 'https://api.climateclock.world/v2/portable_m4/clock.json',
    'update_url': 'https://climateclock.github.io/packs.json',
    'updater_initial_delay': 2 * 1000,
    'updater_failure_delay': 60 * 1000,
    'updater_success_delay': 60 * 60 * 1000,
    'min_restart_uptime': 60 * 60 * 1000,
    'rgb_pins': 'MTX_R1 MTX_G1 MTX_B1 MTX_R2 MTX_G2 MTX_B2',
    'addr_pins': 'MTX_ADDRA MTX_ADDRB MTX_ADDRC MTX_ADDRD',
    'ntp_server': 'time.nist.gov',
    'colorspace': 'SRGB',
    'deadline_force_caps': True,
}


def init():
    try:
        pairs.update(json.load(fs.open('prefs.json')))
    except Exception as e:
        print(f'Could not load /prefs.json: {e}')
    try:
        pairs.update(json.load(fs.open('data/prefs.json')))
    except Exception as e:
        print(f'Could not load /data/prefs.json: {e}')
    if not fs.isfile('data/prefs.json'):
        print('Creating prefs.json.')
        save()


def get(name, default=None):
    return pairs.get(name, default)


def get_int(name, default):
    try:
        return int(pairs.get(name))
    except:
        return default


def set(name, value):
    if pairs.get(name) != value:
        pairs[name] = value
        print(f'Set pref: {name} = {repr(value)}')
        save()


def save():
    try:
        fs.write_json('data/prefs.json', pairs)
    except Exception as e:
        print(f'Could not write prefs.json: {e}')