Alex2Node/dist/cjs/device/Device.js

"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
const events_1 = require("events");
const AlexaErrorResponse_js_1 = require("../compat/AlexaErrorResponse.js");
const AlexaInterface_js_1 = require("../compat/AlexaInterface.js");
const AlexaStatusMessage_js_1 = require("../compat/AlexaStatusMessage.js");
const enums_js_1 = require("../compat/enums.js");
const build_js_1 = require("../messages/build.js");
const Alexa_js_1 = require("../registry/interfaces/Alexa.js");
const EndpointHealth_js_1 = require("../registry/interfaces/EndpointHealth.js");
const schema_js_1 = require("../registry/schema.js");
const types_js_1 = require("../registry/types.js");
const topics = __importStar(require("../topics.js"));
const transport_js_1 = require("../transport.js");
const Capability_js_1 = require("./Capability.js");
const validate_js_1 = require("./validate.js");
class Device extends events_1.EventEmitter {
    /** client is ignored: in 1.x it was the broker client, and a device could only be built after connect(). */
    constructor(client, rootTopic, name, endpointId, displayCategory, description = "Alexa to Node.js bridge", manufacturerName = "Alex2Node", manufacturer = "Alex2Node", model = "Alex2Node_v1.0.0") {
        super();
        this.rootTopic = rootTopic;
        this.name = name;
        this.endpointId = endpointId;
        this.displayCategory = displayCategory;
        this.description = description;
        this.manufacturerName = manufacturerName;
        this.manufacturer = manufacturer;
        this.model = model;
        this.softwareVersion = "1.0.0";
        this.serialNumber = "Alex2Node";
        this.firmwareVersion = "1.0.0";
        this.customIdentifier = "Alex2Node";
        /**
         * Discovery lists the Alexa interface on the endpoint (alexa-interface.html: "You must explicitly identify your
         * support for the Alexa interface"). The bridge sets it from its alexaInterface option.
         */
        this.alexaInterface = true;
        /**
         * Discovery lists Alexa.EndpointHealth when the device did not declare it and is not a scene. On for a device of
         * bridge.addDevice(), off for one of registerDevice(), which is announced as 1.x announced it.
         */
        this.endpointHealth = false;
        this.capabilities = [];
        /**
         * What the device and the messages it builds publish through. The bridge sets it when the device is registered
         * and clears it when the device is unregistered; a MemoryPublisher here tests a device without a broker. While it
         * is null every send() resolves "" and reports why.
         */
        this.publisher = null;
    }
    getName() {
        return this.name;
    }
    setName(name) {
        this.name = name;
    }
    getEndpointId() {
        return this.endpointId;
    }
    setDisplayCategory(category) {
        this.displayCategory = Array.isArray(category) ? category : [category];
    }
    getDisplayCategory() {
        return this.displayCategory || [enums_js_1.DisplayCategory.LIGHT];
    }
    setDescription(description) {
        this.description = description;
    }
    getDescription() {
        return this.description;
    }
    getErrorMessage(correlationToken) {
        const msg = new AlexaErrorResponse_js_1.AlexaErrorResponse(correlationToken, this.rootTopic, this.endpointId, this.publisher);
        msg.onPublishError = this.onPublishError;
        return msg;
    }
    getStatusMessage(correlationToken, isResponse = false, isDeferred = false) {
        const msg = new AlexaStatusMessage_js_1.AlexaStatusMessage(correlationToken, this.rootTopic, this.endpointId, this.publisher, isResponse, isDeferred);
        msg.onPublishError = this.onPublishError;
        return msg;
    }
    /**
     * A proactive Alexa.ChangeReport (1.5.1): add the changed properties (the default target), optionally
     * .unchanged() then the others, and .send() - it goes to <root>/changeReport, which Alex2MQTT forwards to the Alexa
     * event gateway with the user's token. Alexa only accepts it for capabilities registered with proactivelyReported.
     * Without a changed property send() publishes nothing and resolves with "": Alex2MQTT would drop the report.
     */
    getChangeReport(cause = "PHYSICAL_INTERACTION") {
        const msg = new AlexaStatusMessage_js_1.AlexaStatusMessage("", this.rootTopic, this.endpointId, this.publisher, false, false, cause);
        msg.onPublishError = this.onPublishError;
        return msg;
    }
    /**
     * Alexa.SceneController: answer an Activate / Deactivate directive with ActivationStarted / DeactivationStarted
     * (1.5.1). Resolves with the topic published to, or "" when the publish failed (never rejects, 1.5.2).
     */
    sendSceneResponse(correlationToken, activated, cause = "VOICE_INTERACTION", sendAsync = false) {
        const answer = sendAsync ? topics.deferred : topics.response;
        const build = () => (0, build_js_1.sceneEvent)({ endpointId: this.endpointId, correlationToken, activated, cause });
        return (0, transport_js_1.send)(this.publisher, answer(this.rootTopic, this.endpointId), build, this.onPublishError);
    }
    /** The capabilities the device declared, in the order it declared them. */
    getCapabilities() {
        return this.capabilities.slice();
    }
    setManufacturerName(name) {
        this.manufacturerName = name;
    }
    getManufacturerName() {
        return this.manufacturerName;
    }
    setManufacturer(manufacturer) {
        this.manufacturer = manufacturer;
    }
    getManufacturer() {
        return this.manufacturer;
    }
    setModel(model) {
        this.model = model;
    }
    getModel() {
        return this.model;
    }
    getSoftwareVersion() {
        return this.softwareVersion;
    }
    /**
     * Declare an interface of the device:
     *
     *   lamp.add(PowerController, { proactivelyReported: true });
     *   blinds.add(RangeController, { instance: "Blind.Lift", friendlyNames: [asset("Alexa.Setting.Opening")],
     *     range: { min: 0, max: 100, precision: 1 } });
     *
     * Throws a DeclarationError that names the endpoint, the interface and the instance when Alexa would reject the
     * capability; the device is then as it was before the call.
     */
    add(descriptor, ...[options]) {
        const where = { endpointId: this.endpointId, namespace: descriptor.namespace, instance: "" };
        if (options !== undefined && (typeof options !== "object" || options === null)) {
            throw new types_js_1.DeclarationError(where, "the options of a declaration are an object");
        }
        try {
            const { instance, friendlyNames, retrievable, proactivelyReported, nonControllable, ...given } = Capability_js_1.commonOptions.parse(options ?? {});
            where.instance = instance ?? "";
            const common = { instance, friendlyNames: friendlyNames, retrievable, proactivelyReported, nonControllable };
            const capability = new Capability_js_1.Capability(descriptor, { ...common, options: interfaceOptions(descriptor, given) });
            capability.endpointId = this.endpointId;
            (0, validate_js_1.checkCapability)(capability, descriptor, this.view(this.capabilities));
            (0, validate_js_1.checkCapabilityCount)(this.endpointId, this.announced([...this.capabilities, capability]).length);
            this.capabilities.push(capability);
            return capability;
        }
        catch (err) {
            throw err instanceof schema_js_1.SchemaError ? new types_js_1.DeclarationError(where, err.message) : err;
        }
    }
    /**
     * Declare an interface the 1.x way, by its name: options.retrievable / proactivelyReported / instance, then the
     * add and set methods of the capability that is returned. Throws for a name that is not an interface. Anything
     * else Alexa would reject is not refused here: check() lists it.
     */
    addCapability(type, options = {}) {
        let capability;
        try {
            capability = new AlexaInterface_js_1.AlexaInterface(type, options.retrievable ?? true, options.proactivelyReported ?? false, options.instance ?? "");
        }
        catch (err) {
            throw err instanceof types_js_1.DeclarationError ? new types_js_1.DeclarationError({ endpointId: this.endpointId }, err.problem) : err;
        }
        capability.endpointId = this.endpointId;
        this.capabilities.push(capability);
        return capability;
    }
    /**
     * What Alexa would reject in the device as it is declared now, one line for each: a name with punctuation, an
     * interface declared twice. Also what a capability noted about its declaration. Empty when there is nothing.
     * The bridge logs the lines when it answers a discovery.
     */
    check() {
        const lines = [];
        const attempt = (rule) => {
            try {
                rule();
            }
            catch (err) {
                if (!(err instanceof types_js_1.DeclarationError))
                    throw err;
                lines.push(err.message);
            }
        };
        attempt(() => (0, validate_js_1.checkEndpoint)(this.fields()));
        this.capabilities.forEach((capability, i) => {
            capability.endpointId = this.endpointId;
            attempt(() => (0, validate_js_1.checkCapability)(capability, capability.descriptor, this.view(this.capabilities.slice(0, i))));
            const notes = [...capability.notes];
            const { tier, properties } = capability.descriptor;
            if (tier === 3 && Object.keys(properties).length === 0 && capability.toJSON().properties) {
                notes.push("no property list known, discovery lists it with no supported properties");
            }
            for (const note of notes)
                lines.push(new types_js_1.DeclarationError(capability, note).message);
        });
        attempt(() => (0, validate_js_1.checkCapabilityCount)(this.endpointId, this.announced(this.capabilities).length));
        return lines;
    }
    /** The endpoint object for discovery. */
    getJSON() {
        return { ...this.fields(), capabilities: this.announced(this.capabilities).map((capability) => capability.toJSON()) };
    }
    fields() {
        return {
            endpointId: this.endpointId,
            friendlyName: this.name,
            description: this.description,
            manufacturerName: this.manufacturerName,
            displayCategories: this.getDisplayCategory(),
            additionalAttributes: {
                manufacturer: this.manufacturer,
                model: this.model,
                serialNumber: this.serialNumber,
                firmwareVersion: this.firmwareVersion,
                softwareVersion: this.softwareVersion,
                customIdentifier: this.customIdentifier,
            },
            ...(this.cookie ? { cookie: this.cookie } : {}),
        };
    }
    // The endpoint as the rules of a capability see it
    view(declaredBefore) {
        return {
            endpointId: this.endpointId,
            friendlyName: this.name,
            description: this.description,
            displayCategories: this.getDisplayCategory(),
            capabilities: declaredBefore,
        };
    }
    // What discovery lists: the declared capabilities, then the ones the library adds
    announced(declared) {
        const has = (namespace) => declared.some((capability) => capability.namespace === namespace);
        const added = [];
        // alexa-scenecontroller.html, "Discovery": a scene is not a physical device and has no Alexa.EndpointHealth
        if (this.endpointHealth && !has(EndpointHealth_js_1.EndpointHealth.namespace) && !has("Alexa.SceneController")) {
            added.push(new Capability_js_1.Capability(EndpointHealth_js_1.EndpointHealth, { options: {} }));
        }
        if (this.alexaInterface && !has(Alexa_js_1.Alexa.namespace))
            added.push(new Capability_js_1.Capability(Alexa_js_1.Alexa, { options: {} }));
        return [...declared, ...added];
    }
}
// The options of the interface itself, checked by the schema of its descriptor
function interfaceOptions(descriptor, given) {
    if (descriptor.options)
        return descriptor.options.parse(given);
    const [unknown] = Object.keys(given);
    if (unknown !== undefined)
        throw new schema_js_1.SchemaError(unknown, "not an option of the interface");
    return {};
}
exports.default = Device;