78 lines
2.2 KiB
PHP
78 lines
2.2 KiB
PHP
<?php
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namespace App\Support\Drivers;
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use App\Models\Device;
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use App\Models\Entity;
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use App\Support\Mqtt\ShellyTopics;
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use PhpMqtt\Client\Facades\MQTT;
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/**
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* Controls Shelly Gen2+ devices via JSON-RPC over MQTT on `<prefix>/rpc`
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* (e.g. Switch.Set / Light.Set / Shelly.Reboot). Gen2+ does not accept the simple
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* command topic. The device applies the change and publishes a fresh
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* `<prefix>/status/<component>` which our listener ingests. Vendor specifics stay here (H3).
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*/
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class ShellyMqttDriver implements DeviceDriver
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{
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private const RPC_SRC = 'homeos';
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public function turnOn(Entity $entity): void
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{
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$this->setComponentOn($entity, true);
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}
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public function turnOff(Entity $entity): void
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{
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$this->setComponentOn($entity, false);
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}
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public function setState(Entity $entity, array $state): void
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{
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if (array_key_exists('on', $state)) {
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$this->setComponentOn($entity, (bool) $state['on']);
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}
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}
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public function reboot(Device $device): void
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{
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$this->rpc($device, 'Shelly.Reboot');
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}
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public function capabilities(): array
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{
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return ['switch', 'light'];
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}
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/** Map an entity ("switch:0", "light:0") to the matching Gen2 Set RPC. */
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private function setComponentOn(Entity $entity, bool $on): void
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{
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[$component, $id] = array_pad(explode(':', $entity->key, 2), 2, '0');
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// Switch.Set / Light.Set — component name capitalised.
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$this->rpc($entity->device, ucfirst($component).'.Set', ['id' => (int) $id, 'on' => $on]);
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}
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private function rpc(Device $device, string $method, array $params = []): void
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{
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$payload = ['id' => 1, 'src' => self::RPC_SRC, 'method' => $method];
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if ($params !== []) {
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$payload['params'] = $params;
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}
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MQTT::connection()->publish(ShellyTopics::rpcTopic($this->prefixOf($device)), json_encode($payload), 0);
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}
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private function prefixOf(Device $device): string
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{
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$prefix = data_get($device->config, 'mqtt_prefix');
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if (blank($prefix)) {
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throw new \RuntimeException("Device {$device->id} has no mqtt_prefix configured.");
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}
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return $prefix;
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}
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}
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