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fix(ignore): Cleanup request queue (Koenkk#826)
* Cleanup: variable rename * Cleanup: move requestQueue to separate file, rename variables * Adapt data types in tests
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,130 @@ | ||
| import * as Zcl from '../../zcl'; | ||
| import {Endpoint} from '../model'; | ||
| import Request from './request'; | ||
| import Debug from "debug"; | ||
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| const debug = { | ||
| info: Debug('zigbee-herdsman:helpers:requestQueue'), | ||
| error: Debug('zigbee-herdsman:helpers:requestQeue'), | ||
| }; | ||
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| type Mutable<T> = { -readonly [P in keyof T ]: T[P] }; | ||
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| class RequestQueue extends Set<Request> { | ||
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| private sendInProgress: boolean; | ||
| private ID: number; | ||
| private deviceIeeeAddress: string; | ||
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| constructor (endpoint: Endpoint) | ||
| { | ||
| super(); | ||
| this.sendInProgress = false; | ||
| this.ID = endpoint.ID; | ||
| this.deviceIeeeAddress = endpoint.deviceIeeeAddress; | ||
| } | ||
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| public async send(fastPolling: boolean): Promise<void> { | ||
| if (this.size === 0) return; | ||
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| if (!fastPolling && this.sendInProgress) { | ||
| debug.info(`Request Queue (${this.deviceIeeeAddress}/${this.ID}): sendPendingRequests already in progress`); | ||
| return; | ||
| } | ||
| this.sendInProgress = true; | ||
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| // Remove expired requests first | ||
| const now = Date.now(); | ||
| for (const request of this) { | ||
| if (now > request.expires) { | ||
| debug.info(`Request Queue (${this.deviceIeeeAddress}/${this.ID}): discard after timeout. ` + | ||
| `Size before: ${this.size}`); | ||
| request.reject(); | ||
| this.delete(request); | ||
| } | ||
| } | ||
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| debug.info(`Request Queue (${this.deviceIeeeAddress}/${this.ID}): send pending requests (` + | ||
| `${this.size}, ${fastPolling})`); | ||
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| for (const request of this) { | ||
| if (fastPolling || (request.sendWhen !== 'fastpoll' && request.sendPolicy !== 'bulk')) { | ||
| try { | ||
| const result = await request.send(); | ||
| debug.info(`Request Queue (${this.deviceIeeeAddress}/${this.ID}): send success`); | ||
| request.resolve(result); | ||
| this.delete(request); | ||
| } catch (error) { | ||
| debug.info(`Request Queue (${this.deviceIeeeAddress}/${this.ID}): send failed, expires in ` + | ||
| `${(request.expires - now) / 1000} seconds`); | ||
| } | ||
| } | ||
| } | ||
| this.sendInProgress = false; | ||
| } | ||
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| public async queue<Type>(request: Request<Type>): Promise<Type> { | ||
| debug.info(`Request Queue (${this.deviceIeeeAddress}/${this.ID}): Sending when active. ` + | ||
| `Expires: ${request.expires}`); | ||
| return new Promise((resolve, reject): void => { | ||
| request.addCallbacks(resolve, reject); | ||
| this.add(request); | ||
| }); | ||
| } | ||
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| public filter(newRequest: Request): void { | ||
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| if(this.size === 0 || !(typeof newRequest.frame.getCommand === 'function')) { | ||
| return; | ||
| } | ||
| const clusterID = newRequest.frame.Cluster.ID; | ||
| const payload = newRequest.frame.Payload; | ||
| const commandID = newRequest.frame.getCommand().ID; | ||
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| debug.info(`Request Queue (${this.deviceIeeeAddress}/${this.ID}): ZCL ${newRequest.frame.getCommand().name} ` + | ||
| `command, filter requests. Before: ${this.size}`); | ||
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| for (const request of this) { | ||
| if( request?.frame?.Cluster?.ID === undefined || typeof request.frame.getCommand !== 'function') { | ||
| continue; | ||
| } | ||
| if (['bulk', 'queue', 'immediate'].includes(request.sendPolicy)) { | ||
| continue; | ||
| } | ||
| /* istanbul ignore else */ | ||
| if(request.frame.Cluster.ID === clusterID && request.frame.getCommand().ID === commandID) { | ||
| /* istanbul ignore else */ | ||
| if (newRequest.sendPolicy === 'keep-payload' | ||
| && JSON.stringify(request.frame.Payload) === JSON.stringify(payload)) { | ||
| debug.info(`Request Queue (${this.deviceIeeeAddress}/${this.ID}): Merge duplicate request`); | ||
| this.delete(request); | ||
| newRequest.moveCallbacks(request); | ||
| } | ||
| else if ((newRequest.sendPolicy === 'keep-command' || newRequest.sendPolicy === 'keep-cmd-undiv') && | ||
| Array.isArray(request.frame.Payload)) { | ||
| const filteredPayload = request.frame.Payload.filter((oldEl: {attrId: number}) => | ||
| !payload.find((newEl: {attrId: number}) => oldEl.attrId === newEl.attrId)); | ||
| if (filteredPayload.length == 0) { | ||
| debug.info(`Request Queue (${this.deviceIeeeAddress}/${this.ID}): Remove & reject request`); | ||
| if( JSON.stringify(request.frame.Payload) === JSON.stringify(payload)) { | ||
| newRequest.moveCallbacks(request); | ||
| } else { | ||
| request.reject(); | ||
| } | ||
| this.delete(request); | ||
| } else if (newRequest.sendPolicy !== 'keep-cmd-undiv') { | ||
| // remove all duplicate attributes if we shall not write undivided | ||
| (request.frame as Mutable<Zcl.ZclFrame>).Payload = filteredPayload; | ||
| debug.info(`Request Queue (${this.deviceIeeeAddress}/${this.ID}): ` | ||
| + `Remove commands from request`); | ||
| } | ||
| } | ||
| } | ||
| } | ||
| debug.info(`Request Queue (${this.deviceIeeeAddress}/${this.ID}): After: ${this.size}`); | ||
| } | ||
| } | ||
|
|
||
| export default RequestQueue; |
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