Commit | Line | Data |
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d270cc87 | 1 | import Ajv, { type JSONSchemaType } from 'ajv'; |
b52c969d JB |
2 | import ajvFormats from 'ajv-formats'; |
3 | ||
4c3c0d59 JB |
4 | import { OCPPConstants } from './OCPPConstants'; |
5 | import type { OCPPResponseService } from './OCPPResponseService'; | |
6 | import { OCPPServiceUtils } from './OCPPServiceUtils'; | |
2896e06d | 7 | import type { ChargingStation } from '../../charging-station'; |
268a74bb | 8 | import { OCPPError } from '../../exception'; |
b84bca85 | 9 | import { PerformanceStatistics } from '../../performance'; |
e7aeea18 | 10 | import { |
27782dbc | 11 | type ErrorCallback, |
268a74bb JB |
12 | type ErrorResponse, |
13 | ErrorType, | |
27782dbc | 14 | type IncomingRequestCommand, |
268a74bb JB |
15 | type JsonObject, |
16 | type JsonType, | |
17 | MessageType, | |
18 | type OCPPVersion, | |
27782dbc | 19 | type OutgoingRequest, |
e7aeea18 | 20 | RequestCommand, |
27782dbc | 21 | type RequestParams, |
268a74bb | 22 | type Response, |
27782dbc | 23 | type ResponseCallback, |
e0b0ee21 | 24 | type ResponseType, |
268a74bb | 25 | } from '../../types'; |
9bf0ef23 JB |
26 | import { |
27 | Constants, | |
28 | cloneObject, | |
29 | handleSendMessageError, | |
30 | logger, | |
31 | promiseWithTimeout, | |
32 | } from '../../utils'; | |
c0560973 | 33 | |
e3018bc4 JB |
34 | const moduleName = 'OCPPRequestService'; |
35 | ||
b9da1bc2 JB |
36 | const defaultRequestParams: RequestParams = { |
37 | skipBufferingOnError: false, | |
38 | triggerMessage: false, | |
39 | throwError: false, | |
40 | }; | |
41 | ||
268a74bb | 42 | export abstract class OCPPRequestService { |
08f130a0 | 43 | private static instance: OCPPRequestService | null = null; |
d270cc87 | 44 | private readonly version: OCPPVersion; |
012ae1a9 | 45 | private readonly ajv: Ajv; |
9f2e3130 | 46 | private readonly ocppResponseService: OCPPResponseService; |
b3fc3ff5 | 47 | protected abstract jsonSchemas: Map<RequestCommand, JSONSchemaType<JsonObject>>; |
c0560973 | 48 | |
d270cc87 JB |
49 | protected constructor(version: OCPPVersion, ocppResponseService: OCPPResponseService) { |
50 | this.version = version; | |
45988780 | 51 | this.ajv = new Ajv({ |
98fc1389 | 52 | keywords: ['javaType'], |
45988780 JB |
53 | multipleOfPrecision: 2, |
54 | }); | |
9952c548 | 55 | ajvFormats(this.ajv); |
d270cc87 | 56 | this.ocppResponseService = ocppResponseService; |
31f59c6d JB |
57 | this.requestHandler = this.requestHandler.bind(this) as < |
58 | ReqType extends JsonType, | |
59 | ResType extends JsonType | |
60 | >( | |
61 | chargingStation: ChargingStation, | |
62 | commandName: RequestCommand, | |
63 | commandParams?: JsonType, | |
64 | params?: RequestParams | |
65 | ) => Promise<ResType>; | |
66 | this.sendMessage = this.sendMessage.bind(this) as ( | |
67 | chargingStation: ChargingStation, | |
68 | messageId: string, | |
69 | messagePayload: JsonType, | |
70 | commandName: RequestCommand, | |
71 | params?: RequestParams | |
72 | ) => Promise<ResponseType>; | |
73 | this.sendResponse = this.sendResponse.bind(this) as ( | |
74 | chargingStation: ChargingStation, | |
75 | messageId: string, | |
76 | messagePayload: JsonType, | |
77 | commandName: IncomingRequestCommand | |
78 | ) => Promise<ResponseType>; | |
79 | this.sendError = this.sendError.bind(this) as ( | |
80 | chargingStation: ChargingStation, | |
81 | messageId: string, | |
82 | ocppError: OCPPError, | |
83 | commandName: RequestCommand | IncomingRequestCommand | |
84 | ) => Promise<ResponseType>; | |
85 | this.internalSendMessage = this.internalSendMessage.bind(this) as ( | |
86 | chargingStation: ChargingStation, | |
87 | messageId: string, | |
88 | messagePayload: JsonType | OCPPError, | |
89 | messageType: MessageType, | |
90 | commandName: RequestCommand | IncomingRequestCommand, | |
91 | params?: RequestParams | |
92 | ) => Promise<ResponseType>; | |
93 | this.buildMessageToSend = this.buildMessageToSend.bind(this) as ( | |
94 | chargingStation: ChargingStation, | |
95 | messageId: string, | |
96 | messagePayload: JsonType | OCPPError, | |
97 | messageType: MessageType, | |
98 | commandName: RequestCommand | IncomingRequestCommand, | |
99 | responseCallback: ResponseCallback, | |
100 | errorCallback: ErrorCallback | |
101 | ) => string; | |
102 | this.validateRequestPayload = this.validateRequestPayload.bind(this) as <T extends JsonObject>( | |
103 | chargingStation: ChargingStation, | |
104 | commandName: RequestCommand | IncomingRequestCommand, | |
105 | payload: T | |
106 | ) => boolean; | |
107 | this.validateIncomingRequestResponsePayload = this.validateIncomingRequestResponsePayload.bind( | |
108 | this | |
109 | ) as <T extends JsonObject>( | |
110 | chargingStation: ChargingStation, | |
111 | commandName: RequestCommand | IncomingRequestCommand, | |
112 | payload: T | |
113 | ) => boolean; | |
c0560973 JB |
114 | } |
115 | ||
e7aeea18 | 116 | public static getInstance<T extends OCPPRequestService>( |
08f130a0 | 117 | this: new (ocppResponseService: OCPPResponseService) => T, |
e7aeea18 JB |
118 | ocppResponseService: OCPPResponseService |
119 | ): T { | |
1ca780f9 | 120 | if (OCPPRequestService.instance === null) { |
08f130a0 | 121 | OCPPRequestService.instance = new this(ocppResponseService); |
9f2e3130 | 122 | } |
08f130a0 | 123 | return OCPPRequestService.instance as T; |
9f2e3130 JB |
124 | } |
125 | ||
c75a6675 | 126 | public async sendResponse( |
08f130a0 | 127 | chargingStation: ChargingStation, |
e7aeea18 | 128 | messageId: string, |
5cc4b63b | 129 | messagePayload: JsonType, |
e7aeea18 | 130 | commandName: IncomingRequestCommand |
5eaabe90 | 131 | ): Promise<ResponseType> { |
5e0c67e8 | 132 | try { |
c75a6675 | 133 | // Send response message |
e7aeea18 | 134 | return await this.internalSendMessage( |
08f130a0 | 135 | chargingStation, |
e7aeea18 JB |
136 | messageId, |
137 | messagePayload, | |
138 | MessageType.CALL_RESULT_MESSAGE, | |
139 | commandName | |
140 | ); | |
5e0c67e8 | 141 | } catch (error) { |
fa5995d6 | 142 | handleSendMessageError(chargingStation, commandName, error as Error, { |
07561812 | 143 | throwError: true, |
dc922667 | 144 | }); |
5e0c67e8 JB |
145 | } |
146 | } | |
147 | ||
e7aeea18 | 148 | public async sendError( |
08f130a0 | 149 | chargingStation: ChargingStation, |
e7aeea18 JB |
150 | messageId: string, |
151 | ocppError: OCPPError, | |
b3ec7bc1 | 152 | commandName: RequestCommand | IncomingRequestCommand |
e7aeea18 | 153 | ): Promise<ResponseType> { |
5e0c67e8 JB |
154 | try { |
155 | // Send error message | |
e7aeea18 | 156 | return await this.internalSendMessage( |
08f130a0 | 157 | chargingStation, |
e7aeea18 JB |
158 | messageId, |
159 | ocppError, | |
160 | MessageType.CALL_ERROR_MESSAGE, | |
161 | commandName | |
162 | ); | |
5e0c67e8 | 163 | } catch (error) { |
fa5995d6 | 164 | handleSendMessageError(chargingStation, commandName, error as Error); |
5e0c67e8 JB |
165 | } |
166 | } | |
167 | ||
e7aeea18 | 168 | protected async sendMessage( |
08f130a0 | 169 | chargingStation: ChargingStation, |
e7aeea18 | 170 | messageId: string, |
5cc4b63b | 171 | messagePayload: JsonType, |
e7aeea18 | 172 | commandName: RequestCommand, |
b9da1bc2 | 173 | params: RequestParams = defaultRequestParams |
e7aeea18 | 174 | ): Promise<ResponseType> { |
7b5dbe91 | 175 | params = { |
b9da1bc2 | 176 | ...defaultRequestParams, |
7b5dbe91 JB |
177 | ...params, |
178 | }; | |
5e0c67e8 | 179 | try { |
e7aeea18 | 180 | return await this.internalSendMessage( |
08f130a0 | 181 | chargingStation, |
e7aeea18 JB |
182 | messageId, |
183 | messagePayload, | |
184 | MessageType.CALL_MESSAGE, | |
185 | commandName, | |
186 | params | |
187 | ); | |
5e0c67e8 | 188 | } catch (error) { |
fa5995d6 | 189 | handleSendMessageError(chargingStation, commandName, error as Error, { |
8ec8e3d0 JB |
190 | throwError: params.throwError, |
191 | }); | |
5e0c67e8 JB |
192 | } |
193 | } | |
194 | ||
02887891 | 195 | private validateRequestPayload<T extends JsonObject>( |
b52c969d | 196 | chargingStation: ChargingStation, |
45988780 | 197 | commandName: RequestCommand | IncomingRequestCommand, |
b52c969d JB |
198 | payload: T |
199 | ): boolean { | |
0282b7c0 | 200 | if (chargingStation.getOcppStrictCompliance() === false) { |
b52c969d JB |
201 | return true; |
202 | } | |
b3fc3ff5 JB |
203 | if (this.jsonSchemas.has(commandName as RequestCommand) === false) { |
204 | logger.warn( | |
205 | `${chargingStation.logPrefix()} ${moduleName}.validateRequestPayload: No JSON schema found for command '${commandName}' PDU validation` | |
206 | ); | |
45988780 JB |
207 | return true; |
208 | } | |
b3fc3ff5 | 209 | const validate = this.ajv.compile(this.jsonSchemas.get(commandName as RequestCommand)); |
9bf0ef23 | 210 | payload = cloneObject<T>(payload); |
1799761a | 211 | OCPPServiceUtils.convertDateToISOString<T>(payload); |
b52c969d JB |
212 | if (validate(payload)) { |
213 | return true; | |
214 | } | |
215 | logger.error( | |
45988780 | 216 | `${chargingStation.logPrefix()} ${moduleName}.validateRequestPayload: Command '${commandName}' request PDU is invalid: %j`, |
b52c969d JB |
217 | validate.errors |
218 | ); | |
e909d2a7 | 219 | // OCPPError usage here is debatable: it's an error in the OCPP stack but not targeted to sendError(). |
b52c969d | 220 | throw new OCPPError( |
01a4dcbb | 221 | OCPPServiceUtils.ajvErrorsToErrorType(validate.errors), |
b52c969d JB |
222 | 'Request PDU is invalid', |
223 | commandName, | |
224 | JSON.stringify(validate.errors, null, 2) | |
225 | ); | |
226 | } | |
227 | ||
02887891 | 228 | private validateIncomingRequestResponsePayload<T extends JsonObject>( |
b3fc3ff5 JB |
229 | chargingStation: ChargingStation, |
230 | commandName: RequestCommand | IncomingRequestCommand, | |
231 | payload: T | |
232 | ): boolean { | |
0282b7c0 | 233 | if (chargingStation.getOcppStrictCompliance() === false) { |
b3fc3ff5 JB |
234 | return true; |
235 | } | |
236 | if ( | |
237 | this.ocppResponseService.jsonIncomingRequestResponseSchemas.has( | |
238 | commandName as IncomingRequestCommand | |
239 | ) === false | |
240 | ) { | |
241 | logger.warn( | |
02887891 | 242 | `${chargingStation.logPrefix()} ${moduleName}.validateIncomingRequestResponsePayload: No JSON schema found for command '${commandName}' PDU validation` |
b3fc3ff5 JB |
243 | ); |
244 | return true; | |
245 | } | |
246 | const validate = this.ajv.compile( | |
247 | this.ocppResponseService.jsonIncomingRequestResponseSchemas.get( | |
248 | commandName as IncomingRequestCommand | |
249 | ) | |
250 | ); | |
9bf0ef23 | 251 | payload = cloneObject<T>(payload); |
b3fc3ff5 JB |
252 | OCPPServiceUtils.convertDateToISOString<T>(payload); |
253 | if (validate(payload)) { | |
254 | return true; | |
255 | } | |
256 | logger.error( | |
02887891 | 257 | `${chargingStation.logPrefix()} ${moduleName}.validateIncomingRequestResponsePayload: Command '${commandName}' reponse PDU is invalid: %j`, |
b3fc3ff5 JB |
258 | validate.errors |
259 | ); | |
260 | // OCPPError usage here is debatable: it's an error in the OCPP stack but not targeted to sendError(). | |
261 | throw new OCPPError( | |
262 | OCPPServiceUtils.ajvErrorsToErrorType(validate.errors), | |
263 | 'Response PDU is invalid', | |
264 | commandName, | |
265 | JSON.stringify(validate.errors, null, 2) | |
266 | ); | |
267 | } | |
268 | ||
e7aeea18 | 269 | private async internalSendMessage( |
08f130a0 | 270 | chargingStation: ChargingStation, |
e7aeea18 | 271 | messageId: string, |
5cc4b63b | 272 | messagePayload: JsonType | OCPPError, |
e7aeea18 | 273 | messageType: MessageType, |
72092cfc | 274 | commandName: RequestCommand | IncomingRequestCommand, |
b9da1bc2 | 275 | params: RequestParams = defaultRequestParams |
e7aeea18 | 276 | ): Promise<ResponseType> { |
7b5dbe91 | 277 | params = { |
b9da1bc2 | 278 | ...defaultRequestParams, |
7b5dbe91 JB |
279 | ...params, |
280 | }; | |
e7aeea18 | 281 | if ( |
f7c2994d | 282 | (chargingStation.inUnknownState() === true && |
3a13fc92 JB |
283 | commandName === RequestCommand.BOOT_NOTIFICATION) || |
284 | (chargingStation.getOcppStrictCompliance() === false && | |
f7c2994d JB |
285 | chargingStation.inUnknownState() === true) || |
286 | chargingStation.inAcceptedState() === true || | |
287 | (chargingStation.inPendingState() === true && | |
3a13fc92 | 288 | (params.triggerMessage === true || messageType === MessageType.CALL_RESULT_MESSAGE)) |
e7aeea18 | 289 | ) { |
caad9d6b JB |
290 | // eslint-disable-next-line @typescript-eslint/no-this-alias |
291 | const self = this; | |
292 | // Send a message through wsConnection | |
9bf0ef23 | 293 | return promiseWithTimeout( |
e7aeea18 | 294 | new Promise((resolve, reject) => { |
e8a92d57 JB |
295 | /** |
296 | * Function that will receive the request's response | |
297 | * | |
298 | * @param payload - | |
299 | * @param requestPayload - | |
300 | */ | |
301 | const responseCallback = (payload: JsonType, requestPayload: JsonType): void => { | |
302 | if (chargingStation.getEnableStatistics() === true) { | |
303 | chargingStation.performanceStatistics?.addRequestStatistic( | |
304 | commandName, | |
305 | MessageType.CALL_RESULT_MESSAGE | |
306 | ); | |
307 | } | |
308 | // Handle the request's response | |
309 | self.ocppResponseService | |
310 | .responseHandler( | |
311 | chargingStation, | |
312 | commandName as RequestCommand, | |
313 | payload, | |
314 | requestPayload | |
315 | ) | |
316 | .then(() => { | |
317 | resolve(payload); | |
318 | }) | |
319 | .catch((error) => { | |
320 | reject(error); | |
321 | }) | |
322 | .finally(() => { | |
323 | chargingStation.requests.delete(messageId); | |
324 | }); | |
325 | }; | |
326 | ||
327 | /** | |
328 | * Function that will receive the request's error response | |
329 | * | |
330 | * @param error - | |
331 | * @param requestStatistic - | |
332 | */ | |
333 | const errorCallback = (error: OCPPError, requestStatistic = true): void => { | |
334 | if (requestStatistic === true && chargingStation.getEnableStatistics() === true) { | |
335 | chargingStation.performanceStatistics?.addRequestStatistic( | |
336 | commandName, | |
337 | MessageType.CALL_ERROR_MESSAGE | |
338 | ); | |
339 | } | |
340 | logger.error( | |
341 | `${chargingStation.logPrefix()} Error occurred at ${OCPPServiceUtils.getMessageTypeString( | |
342 | messageType | |
343 | )} command ${commandName} with PDU %j:`, | |
344 | messagePayload, | |
345 | error | |
346 | ); | |
347 | chargingStation.requests.delete(messageId); | |
348 | reject(error); | |
349 | }; | |
350 | ||
764d2c91 | 351 | if (chargingStation.getEnableStatistics() === true) { |
551e477c | 352 | chargingStation.performanceStatistics?.addRequestStatistic(commandName, messageType); |
764d2c91 | 353 | } |
e7aeea18 | 354 | const messageToSend = this.buildMessageToSend( |
08f130a0 | 355 | chargingStation, |
e7aeea18 JB |
356 | messageId, |
357 | messagePayload, | |
358 | messageType, | |
359 | commandName, | |
360 | responseCallback, | |
a2d1c0f1 | 361 | errorCallback |
e7aeea18 | 362 | ); |
1b821a64 | 363 | let sendError = false; |
e7aeea18 | 364 | // Check if wsConnection opened |
764d2c91 JB |
365 | const wsOpened = chargingStation.isWebSocketConnectionOpened() === true; |
366 | if (wsOpened) { | |
1431af78 | 367 | const beginId = PerformanceStatistics.beginMeasure(commandName); |
1b821a64 | 368 | try { |
72092cfc | 369 | chargingStation.wsConnection?.send(messageToSend); |
18bf8274 | 370 | logger.debug( |
2cc5d5ec | 371 | `${chargingStation.logPrefix()} >> Command '${commandName}' sent ${OCPPServiceUtils.getMessageTypeString( |
18bf8274 JB |
372 | messageType |
373 | )} payload: ${messageToSend}` | |
374 | ); | |
1b821a64 | 375 | } catch (error) { |
18bf8274 | 376 | logger.error( |
2cc5d5ec | 377 | `${chargingStation.logPrefix()} >> Command '${commandName}' failed to send ${OCPPServiceUtils.getMessageTypeString( |
18bf8274 JB |
378 | messageType |
379 | )} payload: ${messageToSend}:`, | |
380 | error | |
381 | ); | |
1b821a64 JB |
382 | sendError = true; |
383 | } | |
1431af78 | 384 | PerformanceStatistics.endMeasure(commandName, beginId); |
1b821a64 | 385 | } |
764d2c91 | 386 | const wsClosedOrErrored = !wsOpened || sendError === true; |
1b821a64 JB |
387 | if (wsClosedOrErrored && params.skipBufferingOnError === false) { |
388 | // Buffer | |
08f130a0 | 389 | chargingStation.bufferMessage(messageToSend); |
1b821a64 JB |
390 | // Reject and keep request in the cache |
391 | return reject( | |
392 | new OCPPError( | |
393 | ErrorType.GENERIC_ERROR, | |
394 | `WebSocket closed or errored for buffered message id '${messageId}' with content '${messageToSend}'`, | |
395 | commandName, | |
59b6ed8d | 396 | (messagePayload as JsonObject)?.details ?? Constants.EMPTY_FREEZED_OBJECT |
1b821a64 JB |
397 | ) |
398 | ); | |
399 | } else if (wsClosedOrErrored) { | |
e7aeea18 JB |
400 | const ocppError = new OCPPError( |
401 | ErrorType.GENERIC_ERROR, | |
1b821a64 | 402 | `WebSocket closed or errored for non buffered message id '${messageId}' with content '${messageToSend}'`, |
e7aeea18 | 403 | commandName, |
59b6ed8d | 404 | (messagePayload as JsonObject)?.details ?? Constants.EMPTY_FREEZED_OBJECT |
e7aeea18 | 405 | ); |
1b821a64 JB |
406 | // Reject response |
407 | if (messageType !== MessageType.CALL_MESSAGE) { | |
e7aeea18 JB |
408 | return reject(ocppError); |
409 | } | |
1b821a64 | 410 | // Reject and remove request from the cache |
a2d1c0f1 | 411 | return errorCallback(ocppError, false); |
caad9d6b | 412 | } |
1b821a64 | 413 | // Resolve response |
e7aeea18 | 414 | if (messageType !== MessageType.CALL_MESSAGE) { |
e7aeea18 JB |
415 | return resolve(messagePayload); |
416 | } | |
e7aeea18 | 417 | }), |
d8b1fab1 | 418 | OCPPConstants.OCPP_WEBSOCKET_TIMEOUT, |
e7aeea18 JB |
419 | new OCPPError( |
420 | ErrorType.GENERIC_ERROR, | |
421 | `Timeout for message id '${messageId}'`, | |
422 | commandName, | |
59b6ed8d | 423 | (messagePayload as JsonObject)?.details ?? Constants.EMPTY_FREEZED_OBJECT |
e7aeea18 JB |
424 | ), |
425 | () => { | |
08f130a0 | 426 | messageType === MessageType.CALL_MESSAGE && chargingStation.requests.delete(messageId); |
caad9d6b | 427 | } |
e7aeea18 | 428 | ); |
caad9d6b | 429 | } |
e7aeea18 JB |
430 | throw new OCPPError( |
431 | ErrorType.SECURITY_ERROR, | |
e3018bc4 | 432 | `Cannot send command ${commandName} PDU when the charging station is in ${chargingStation.getRegistrationStatus()} state on the central server`, |
e7aeea18 JB |
433 | commandName |
434 | ); | |
c0560973 JB |
435 | } |
436 | ||
e7aeea18 | 437 | private buildMessageToSend( |
08f130a0 | 438 | chargingStation: ChargingStation, |
e7aeea18 | 439 | messageId: string, |
5cc4b63b | 440 | messagePayload: JsonType | OCPPError, |
e7aeea18 | 441 | messageType: MessageType, |
72092cfc JB |
442 | commandName: RequestCommand | IncomingRequestCommand, |
443 | responseCallback: ResponseCallback, | |
444 | errorCallback: ErrorCallback | |
e7aeea18 | 445 | ): string { |
e7accadb JB |
446 | let messageToSend: string; |
447 | // Type of message | |
448 | switch (messageType) { | |
449 | // Request | |
450 | case MessageType.CALL_MESSAGE: | |
451 | // Build request | |
cda96260 | 452 | this.validateRequestPayload(chargingStation, commandName, messagePayload as JsonObject); |
08f130a0 | 453 | chargingStation.requests.set(messageId, [ |
e7aeea18 | 454 | responseCallback, |
a2d1c0f1 | 455 | errorCallback, |
e7aeea18 | 456 | commandName, |
5cc4b63b | 457 | messagePayload as JsonType, |
e7aeea18 | 458 | ]); |
b3ec7bc1 JB |
459 | messageToSend = JSON.stringify([ |
460 | messageType, | |
461 | messageId, | |
462 | commandName, | |
463 | messagePayload, | |
464 | ] as OutgoingRequest); | |
e7accadb JB |
465 | break; |
466 | // Response | |
467 | case MessageType.CALL_RESULT_MESSAGE: | |
468 | // Build response | |
02887891 JB |
469 | this.validateIncomingRequestResponsePayload( |
470 | chargingStation, | |
471 | commandName, | |
472 | messagePayload as JsonObject | |
473 | ); | |
b3ec7bc1 | 474 | messageToSend = JSON.stringify([messageType, messageId, messagePayload] as Response); |
e7accadb JB |
475 | break; |
476 | // Error Message | |
477 | case MessageType.CALL_ERROR_MESSAGE: | |
478 | // Build Error Message | |
e7aeea18 JB |
479 | messageToSend = JSON.stringify([ |
480 | messageType, | |
481 | messageId, | |
b3ec7bc1 JB |
482 | (messagePayload as OCPPError)?.code ?? ErrorType.GENERIC_ERROR, |
483 | (messagePayload as OCPPError)?.message ?? '', | |
484 | (messagePayload as OCPPError)?.details ?? { commandName }, | |
485 | ] as ErrorResponse); | |
e7accadb JB |
486 | break; |
487 | } | |
488 | return messageToSend; | |
489 | } | |
490 | ||
ef6fa3fb | 491 | // eslint-disable-next-line @typescript-eslint/no-unused-vars |
e0b0ee21 | 492 | public abstract requestHandler<ReqType extends JsonType, ResType extends JsonType>( |
08f130a0 | 493 | chargingStation: ChargingStation, |
94a464f9 | 494 | commandName: RequestCommand, |
5cc4b63b | 495 | commandParams?: JsonType, |
be9b0d50 | 496 | params?: RequestParams |
e0b0ee21 | 497 | ): Promise<ResType>; |
c0560973 | 498 | } |