mqtt-melcloud/a.js

MQTT integration for Mitsubishi Melcloud devices

const operationMode = [
	{ key: 1, value: 'heat' },
	{ key: 2, value: 'dry' },
	{ key: 3, value: 'cool' },
	{ key: 7, value: 'fan' },
	{ key: 8, value: 'auto' },
];

const vaneVertical = [
	{ key: 0, value: 'auto' },
	{ key: 1, value: '0' },
	{ key: 2, value: '30' },
	{ key: 3, value: '45' },
	{ key: 4, value: '60' },
	{ key: 5, value: '90' },
	{ key: 7, value: 'swing' },
];

const vaneHorizontal = [
	{ key: 0, value: 'auto' },
	{ key: 1, value: '0' },
	{ key: 2, value: '45' },
	{ key: 3, value: '90' },
	{ key: 4, value: '135' },
	{ key: 5, value: '180' },
	{ key: 12, value: 'swing' },
];

const effectiveFlags = {
	Power: 1,
	OperationMode: 2,
	SetTemperature: 4,
	SetFanSpeed: 8,
	VaneVertical: 16,
	VaneHorizontal: 256,
};

const findKey = (v, arr) => {
	const result = arr.find(({ value }) => value === v);
	return result ? result.key : undefined;
};

// const findValue = (k, arr) => {
// 	const result = arr.find(({ key }) => key === k);
// 	return result ? result.value : undefined;
// };


const prepareUpdate = (update) => ({
	Power: update.power !== undefined ? !!update.power : undefined,
	SetTemperature: update.target && Math.round(update.target * 2) / 2,
	SetFanSpeed: update.fan === 'auto' ? 0 : update.fan,
	OperationMode: findKey(update.mode, operationMode),
	VaneHorizontal: findKey(update.horizontal, vaneHorizontal),
	VaneVertical: findKey(update.vertical, vaneVertical),
});

console.log([findKey('dry', operationMode)]);
console.log(JSON.stringify(prepareUpdate({})));
console.log(JSON.stringify(prepareUpdate({})) === '{}');
console.log(JSON.stringify(prepareUpdate({ power: true })) === '{"Power":true}');
console.log(JSON.stringify(prepareUpdate({ power: false })) === '{"Power":false}');
console.log(JSON.stringify(prepareUpdate({ target: 11.7 })) === '{"SetTemperature":11.5}');
console.log(JSON.stringify(prepareUpdate({ fan: 'auto' })) === '{"SetFanSpeed":0}');
console.log(JSON.stringify(prepareUpdate({ fan: 2 })) === '{"SetFanSpeed":2}');
console.log(JSON.stringify(prepareUpdate({ mode: 'auto' })) === '{"OperationMode":8}');
console.log(JSON.stringify(prepareUpdate({ mode: 'dry' })) === '{"OperationMode":2}');

const change = prepareUpdate({ power: true });
const e = Object.keys(change)
	.map((k) => (change[k] === undefined ? 0 : effectiveFlags[k]))
	.reduce((r, a) => r + a, 0);
console.log(Object.values(effectiveFlags).reduce((r, a) => r + a, 0));
console.log(e);