Commit | Line | Data |
---|---|---|
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 | 57 | this.requestHandler = this.requestHandler.bind(this) as < |
e1d9a0f4 | 58 | // eslint-disable-next-line @typescript-eslint/no-unused-vars |
31f59c6d | 59 | ReqType extends JsonType, |
5edd8ba0 | 60 | ResType extends JsonType, |
31f59c6d JB |
61 | >( |
62 | chargingStation: ChargingStation, | |
63 | commandName: RequestCommand, | |
64 | commandParams?: JsonType, | |
5edd8ba0 | 65 | params?: RequestParams, |
31f59c6d JB |
66 | ) => Promise<ResType>; |
67 | this.sendMessage = this.sendMessage.bind(this) as ( | |
68 | chargingStation: ChargingStation, | |
69 | messageId: string, | |
70 | messagePayload: JsonType, | |
71 | commandName: RequestCommand, | |
5edd8ba0 | 72 | params?: RequestParams, |
31f59c6d JB |
73 | ) => Promise<ResponseType>; |
74 | this.sendResponse = this.sendResponse.bind(this) as ( | |
75 | chargingStation: ChargingStation, | |
76 | messageId: string, | |
77 | messagePayload: JsonType, | |
5edd8ba0 | 78 | commandName: IncomingRequestCommand, |
31f59c6d JB |
79 | ) => Promise<ResponseType>; |
80 | this.sendError = this.sendError.bind(this) as ( | |
81 | chargingStation: ChargingStation, | |
82 | messageId: string, | |
83 | ocppError: OCPPError, | |
5edd8ba0 | 84 | commandName: RequestCommand | IncomingRequestCommand, |
31f59c6d JB |
85 | ) => Promise<ResponseType>; |
86 | this.internalSendMessage = this.internalSendMessage.bind(this) as ( | |
87 | chargingStation: ChargingStation, | |
88 | messageId: string, | |
89 | messagePayload: JsonType | OCPPError, | |
90 | messageType: MessageType, | |
91 | commandName: RequestCommand | IncomingRequestCommand, | |
5edd8ba0 | 92 | params?: RequestParams, |
31f59c6d JB |
93 | ) => Promise<ResponseType>; |
94 | this.buildMessageToSend = this.buildMessageToSend.bind(this) as ( | |
95 | chargingStation: ChargingStation, | |
96 | messageId: string, | |
97 | messagePayload: JsonType | OCPPError, | |
98 | messageType: MessageType, | |
99 | commandName: RequestCommand | IncomingRequestCommand, | |
100 | responseCallback: ResponseCallback, | |
5edd8ba0 | 101 | errorCallback: ErrorCallback, |
31f59c6d JB |
102 | ) => string; |
103 | this.validateRequestPayload = this.validateRequestPayload.bind(this) as <T extends JsonObject>( | |
104 | chargingStation: ChargingStation, | |
105 | commandName: RequestCommand | IncomingRequestCommand, | |
5edd8ba0 | 106 | payload: T, |
31f59c6d JB |
107 | ) => boolean; |
108 | this.validateIncomingRequestResponsePayload = this.validateIncomingRequestResponsePayload.bind( | |
5edd8ba0 | 109 | this, |
31f59c6d JB |
110 | ) as <T extends JsonObject>( |
111 | chargingStation: ChargingStation, | |
112 | commandName: RequestCommand | IncomingRequestCommand, | |
5edd8ba0 | 113 | payload: T, |
31f59c6d | 114 | ) => boolean; |
c0560973 JB |
115 | } |
116 | ||
e7aeea18 | 117 | public static getInstance<T extends OCPPRequestService>( |
08f130a0 | 118 | this: new (ocppResponseService: OCPPResponseService) => T, |
5edd8ba0 | 119 | ocppResponseService: OCPPResponseService, |
e7aeea18 | 120 | ): T { |
1ca780f9 | 121 | if (OCPPRequestService.instance === null) { |
08f130a0 | 122 | OCPPRequestService.instance = new this(ocppResponseService); |
9f2e3130 | 123 | } |
08f130a0 | 124 | return OCPPRequestService.instance as T; |
9f2e3130 JB |
125 | } |
126 | ||
c75a6675 | 127 | public async sendResponse( |
08f130a0 | 128 | chargingStation: ChargingStation, |
e7aeea18 | 129 | messageId: string, |
5cc4b63b | 130 | messagePayload: JsonType, |
5edd8ba0 | 131 | commandName: IncomingRequestCommand, |
5eaabe90 | 132 | ): Promise<ResponseType> { |
5e0c67e8 | 133 | try { |
c75a6675 | 134 | // Send response message |
e7aeea18 | 135 | return await this.internalSendMessage( |
08f130a0 | 136 | chargingStation, |
e7aeea18 JB |
137 | messageId, |
138 | messagePayload, | |
139 | MessageType.CALL_RESULT_MESSAGE, | |
5edd8ba0 | 140 | commandName, |
e7aeea18 | 141 | ); |
5e0c67e8 | 142 | } catch (error) { |
fa5995d6 | 143 | handleSendMessageError(chargingStation, commandName, error as Error, { |
07561812 | 144 | throwError: true, |
dc922667 | 145 | }); |
e1d9a0f4 | 146 | return null; |
5e0c67e8 JB |
147 | } |
148 | } | |
149 | ||
e7aeea18 | 150 | public async sendError( |
08f130a0 | 151 | chargingStation: ChargingStation, |
e7aeea18 JB |
152 | messageId: string, |
153 | ocppError: OCPPError, | |
5edd8ba0 | 154 | commandName: RequestCommand | IncomingRequestCommand, |
e7aeea18 | 155 | ): Promise<ResponseType> { |
5e0c67e8 JB |
156 | try { |
157 | // Send error message | |
e7aeea18 | 158 | return await this.internalSendMessage( |
08f130a0 | 159 | chargingStation, |
e7aeea18 JB |
160 | messageId, |
161 | ocppError, | |
162 | MessageType.CALL_ERROR_MESSAGE, | |
5edd8ba0 | 163 | commandName, |
e7aeea18 | 164 | ); |
5e0c67e8 | 165 | } catch (error) { |
fa5995d6 | 166 | handleSendMessageError(chargingStation, commandName, error as Error); |
e1d9a0f4 | 167 | return null; |
5e0c67e8 JB |
168 | } |
169 | } | |
170 | ||
e7aeea18 | 171 | protected async sendMessage( |
08f130a0 | 172 | chargingStation: ChargingStation, |
e7aeea18 | 173 | messageId: string, |
5cc4b63b | 174 | messagePayload: JsonType, |
e7aeea18 | 175 | commandName: RequestCommand, |
5edd8ba0 | 176 | params: RequestParams = defaultRequestParams, |
e7aeea18 | 177 | ): Promise<ResponseType> { |
7b5dbe91 | 178 | params = { |
b9da1bc2 | 179 | ...defaultRequestParams, |
7b5dbe91 JB |
180 | ...params, |
181 | }; | |
5e0c67e8 | 182 | try { |
e7aeea18 | 183 | return await this.internalSendMessage( |
08f130a0 | 184 | chargingStation, |
e7aeea18 JB |
185 | messageId, |
186 | messagePayload, | |
187 | MessageType.CALL_MESSAGE, | |
188 | commandName, | |
5edd8ba0 | 189 | params, |
e7aeea18 | 190 | ); |
5e0c67e8 | 191 | } catch (error) { |
fa5995d6 | 192 | handleSendMessageError(chargingStation, commandName, error as Error, { |
8ec8e3d0 JB |
193 | throwError: params.throwError, |
194 | }); | |
e1d9a0f4 | 195 | return null; |
5e0c67e8 JB |
196 | } |
197 | } | |
198 | ||
02887891 | 199 | private validateRequestPayload<T extends JsonObject>( |
b52c969d | 200 | chargingStation: ChargingStation, |
45988780 | 201 | commandName: RequestCommand | IncomingRequestCommand, |
5edd8ba0 | 202 | payload: T, |
b52c969d | 203 | ): boolean { |
0282b7c0 | 204 | if (chargingStation.getOcppStrictCompliance() === false) { |
b52c969d JB |
205 | return true; |
206 | } | |
b3fc3ff5 JB |
207 | if (this.jsonSchemas.has(commandName as RequestCommand) === false) { |
208 | logger.warn( | |
5edd8ba0 | 209 | `${chargingStation.logPrefix()} ${moduleName}.validateRequestPayload: No JSON schema found for command '${commandName}' PDU validation`, |
b3fc3ff5 | 210 | ); |
45988780 JB |
211 | return true; |
212 | } | |
e1d9a0f4 | 213 | const validate = this.ajv.compile(this.jsonSchemas.get(commandName as RequestCommand)!); |
9bf0ef23 | 214 | payload = cloneObject<T>(payload); |
1799761a | 215 | OCPPServiceUtils.convertDateToISOString<T>(payload); |
b52c969d JB |
216 | if (validate(payload)) { |
217 | return true; | |
218 | } | |
219 | logger.error( | |
45988780 | 220 | `${chargingStation.logPrefix()} ${moduleName}.validateRequestPayload: Command '${commandName}' request PDU is invalid: %j`, |
5edd8ba0 | 221 | validate.errors, |
b52c969d | 222 | ); |
e909d2a7 | 223 | // OCPPError usage here is debatable: it's an error in the OCPP stack but not targeted to sendError(). |
b52c969d | 224 | throw new OCPPError( |
e1d9a0f4 | 225 | OCPPServiceUtils.ajvErrorsToErrorType(validate.errors!), |
b52c969d JB |
226 | 'Request PDU is invalid', |
227 | commandName, | |
5edd8ba0 | 228 | JSON.stringify(validate.errors, null, 2), |
b52c969d JB |
229 | ); |
230 | } | |
231 | ||
02887891 | 232 | private validateIncomingRequestResponsePayload<T extends JsonObject>( |
b3fc3ff5 JB |
233 | chargingStation: ChargingStation, |
234 | commandName: RequestCommand | IncomingRequestCommand, | |
5edd8ba0 | 235 | payload: T, |
b3fc3ff5 | 236 | ): boolean { |
0282b7c0 | 237 | if (chargingStation.getOcppStrictCompliance() === false) { |
b3fc3ff5 JB |
238 | return true; |
239 | } | |
240 | if ( | |
241 | this.ocppResponseService.jsonIncomingRequestResponseSchemas.has( | |
5edd8ba0 | 242 | commandName as IncomingRequestCommand, |
b3fc3ff5 JB |
243 | ) === false |
244 | ) { | |
245 | logger.warn( | |
5edd8ba0 | 246 | `${chargingStation.logPrefix()} ${moduleName}.validateIncomingRequestResponsePayload: No JSON schema found for command '${commandName}' PDU validation`, |
b3fc3ff5 JB |
247 | ); |
248 | return true; | |
249 | } | |
250 | const validate = this.ajv.compile( | |
251 | this.ocppResponseService.jsonIncomingRequestResponseSchemas.get( | |
5edd8ba0 | 252 | commandName as IncomingRequestCommand, |
e1d9a0f4 | 253 | )!, |
b3fc3ff5 | 254 | ); |
9bf0ef23 | 255 | payload = cloneObject<T>(payload); |
b3fc3ff5 JB |
256 | OCPPServiceUtils.convertDateToISOString<T>(payload); |
257 | if (validate(payload)) { | |
258 | return true; | |
259 | } | |
260 | logger.error( | |
02887891 | 261 | `${chargingStation.logPrefix()} ${moduleName}.validateIncomingRequestResponsePayload: Command '${commandName}' reponse PDU is invalid: %j`, |
5edd8ba0 | 262 | validate.errors, |
b3fc3ff5 JB |
263 | ); |
264 | // OCPPError usage here is debatable: it's an error in the OCPP stack but not targeted to sendError(). | |
265 | throw new OCPPError( | |
e1d9a0f4 | 266 | OCPPServiceUtils.ajvErrorsToErrorType(validate.errors!), |
b3fc3ff5 JB |
267 | 'Response PDU is invalid', |
268 | commandName, | |
5edd8ba0 | 269 | JSON.stringify(validate.errors, null, 2), |
b3fc3ff5 JB |
270 | ); |
271 | } | |
272 | ||
e7aeea18 | 273 | private async internalSendMessage( |
08f130a0 | 274 | chargingStation: ChargingStation, |
e7aeea18 | 275 | messageId: string, |
5cc4b63b | 276 | messagePayload: JsonType | OCPPError, |
e7aeea18 | 277 | messageType: MessageType, |
72092cfc | 278 | commandName: RequestCommand | IncomingRequestCommand, |
5edd8ba0 | 279 | params: RequestParams = defaultRequestParams, |
e7aeea18 | 280 | ): Promise<ResponseType> { |
7b5dbe91 | 281 | params = { |
b9da1bc2 | 282 | ...defaultRequestParams, |
7b5dbe91 JB |
283 | ...params, |
284 | }; | |
e7aeea18 | 285 | if ( |
f7c2994d | 286 | (chargingStation.inUnknownState() === true && |
3a13fc92 JB |
287 | commandName === RequestCommand.BOOT_NOTIFICATION) || |
288 | (chargingStation.getOcppStrictCompliance() === false && | |
f7c2994d JB |
289 | chargingStation.inUnknownState() === true) || |
290 | chargingStation.inAcceptedState() === true || | |
291 | (chargingStation.inPendingState() === true && | |
3a13fc92 | 292 | (params.triggerMessage === true || messageType === MessageType.CALL_RESULT_MESSAGE)) |
e7aeea18 | 293 | ) { |
caad9d6b JB |
294 | // eslint-disable-next-line @typescript-eslint/no-this-alias |
295 | const self = this; | |
296 | // Send a message through wsConnection | |
9bf0ef23 | 297 | return promiseWithTimeout( |
e7aeea18 | 298 | new Promise((resolve, reject) => { |
e8a92d57 JB |
299 | /** |
300 | * Function that will receive the request's response | |
301 | * | |
302 | * @param payload - | |
303 | * @param requestPayload - | |
304 | */ | |
305 | const responseCallback = (payload: JsonType, requestPayload: JsonType): void => { | |
306 | if (chargingStation.getEnableStatistics() === true) { | |
307 | chargingStation.performanceStatistics?.addRequestStatistic( | |
308 | commandName, | |
5edd8ba0 | 309 | MessageType.CALL_RESULT_MESSAGE, |
e8a92d57 JB |
310 | ); |
311 | } | |
312 | // Handle the request's response | |
313 | self.ocppResponseService | |
314 | .responseHandler( | |
315 | chargingStation, | |
316 | commandName as RequestCommand, | |
317 | payload, | |
5edd8ba0 | 318 | requestPayload, |
e8a92d57 JB |
319 | ) |
320 | .then(() => { | |
321 | resolve(payload); | |
322 | }) | |
323 | .catch((error) => { | |
324 | reject(error); | |
325 | }) | |
326 | .finally(() => { | |
327 | chargingStation.requests.delete(messageId); | |
328 | }); | |
329 | }; | |
330 | ||
331 | /** | |
332 | * Function that will receive the request's error response | |
333 | * | |
334 | * @param error - | |
335 | * @param requestStatistic - | |
336 | */ | |
337 | const errorCallback = (error: OCPPError, requestStatistic = true): void => { | |
338 | if (requestStatistic === true && chargingStation.getEnableStatistics() === true) { | |
339 | chargingStation.performanceStatistics?.addRequestStatistic( | |
340 | commandName, | |
5edd8ba0 | 341 | MessageType.CALL_ERROR_MESSAGE, |
e8a92d57 JB |
342 | ); |
343 | } | |
344 | logger.error( | |
345 | `${chargingStation.logPrefix()} Error occurred at ${OCPPServiceUtils.getMessageTypeString( | |
5edd8ba0 | 346 | messageType, |
e8a92d57 JB |
347 | )} command ${commandName} with PDU %j:`, |
348 | messagePayload, | |
5edd8ba0 | 349 | error, |
e8a92d57 JB |
350 | ); |
351 | chargingStation.requests.delete(messageId); | |
352 | reject(error); | |
353 | }; | |
354 | ||
764d2c91 | 355 | if (chargingStation.getEnableStatistics() === true) { |
551e477c | 356 | chargingStation.performanceStatistics?.addRequestStatistic(commandName, messageType); |
764d2c91 | 357 | } |
e7aeea18 | 358 | const messageToSend = this.buildMessageToSend( |
08f130a0 | 359 | chargingStation, |
e7aeea18 JB |
360 | messageId, |
361 | messagePayload, | |
362 | messageType, | |
363 | commandName, | |
364 | responseCallback, | |
5edd8ba0 | 365 | errorCallback, |
e7aeea18 | 366 | ); |
1b821a64 | 367 | let sendError = false; |
e7aeea18 | 368 | // Check if wsConnection opened |
764d2c91 JB |
369 | const wsOpened = chargingStation.isWebSocketConnectionOpened() === true; |
370 | if (wsOpened) { | |
1431af78 | 371 | const beginId = PerformanceStatistics.beginMeasure(commandName); |
1b821a64 | 372 | try { |
72092cfc | 373 | chargingStation.wsConnection?.send(messageToSend); |
18bf8274 | 374 | logger.debug( |
2cc5d5ec | 375 | `${chargingStation.logPrefix()} >> Command '${commandName}' sent ${OCPPServiceUtils.getMessageTypeString( |
5edd8ba0 JB |
376 | messageType, |
377 | )} payload: ${messageToSend}`, | |
18bf8274 | 378 | ); |
1b821a64 | 379 | } catch (error) { |
18bf8274 | 380 | logger.error( |
2cc5d5ec | 381 | `${chargingStation.logPrefix()} >> Command '${commandName}' failed to send ${OCPPServiceUtils.getMessageTypeString( |
5edd8ba0 | 382 | messageType, |
18bf8274 | 383 | )} payload: ${messageToSend}:`, |
5edd8ba0 | 384 | error, |
18bf8274 | 385 | ); |
1b821a64 JB |
386 | sendError = true; |
387 | } | |
1431af78 | 388 | PerformanceStatistics.endMeasure(commandName, beginId); |
1b821a64 | 389 | } |
764d2c91 | 390 | const wsClosedOrErrored = !wsOpened || sendError === true; |
1b821a64 JB |
391 | if (wsClosedOrErrored && params.skipBufferingOnError === false) { |
392 | // Buffer | |
08f130a0 | 393 | chargingStation.bufferMessage(messageToSend); |
1b821a64 JB |
394 | // Reject and keep request in the cache |
395 | return reject( | |
396 | new OCPPError( | |
397 | ErrorType.GENERIC_ERROR, | |
398 | `WebSocket closed or errored for buffered message id '${messageId}' with content '${messageToSend}'`, | |
399 | commandName, | |
5edd8ba0 JB |
400 | (messagePayload as JsonObject)?.details ?? Constants.EMPTY_FREEZED_OBJECT, |
401 | ), | |
1b821a64 JB |
402 | ); |
403 | } else if (wsClosedOrErrored) { | |
e7aeea18 JB |
404 | const ocppError = new OCPPError( |
405 | ErrorType.GENERIC_ERROR, | |
1b821a64 | 406 | `WebSocket closed or errored for non buffered message id '${messageId}' with content '${messageToSend}'`, |
e7aeea18 | 407 | commandName, |
5edd8ba0 | 408 | (messagePayload as JsonObject)?.details ?? Constants.EMPTY_FREEZED_OBJECT, |
e7aeea18 | 409 | ); |
1b821a64 JB |
410 | // Reject response |
411 | if (messageType !== MessageType.CALL_MESSAGE) { | |
e7aeea18 JB |
412 | return reject(ocppError); |
413 | } | |
1b821a64 | 414 | // Reject and remove request from the cache |
a2d1c0f1 | 415 | return errorCallback(ocppError, false); |
caad9d6b | 416 | } |
1b821a64 | 417 | // Resolve response |
e7aeea18 | 418 | if (messageType !== MessageType.CALL_MESSAGE) { |
e7aeea18 JB |
419 | return resolve(messagePayload); |
420 | } | |
e7aeea18 | 421 | }), |
d8b1fab1 | 422 | OCPPConstants.OCPP_WEBSOCKET_TIMEOUT, |
e7aeea18 JB |
423 | new OCPPError( |
424 | ErrorType.GENERIC_ERROR, | |
425 | `Timeout for message id '${messageId}'`, | |
426 | commandName, | |
5edd8ba0 | 427 | (messagePayload as JsonObject)?.details ?? Constants.EMPTY_FREEZED_OBJECT, |
e7aeea18 JB |
428 | ), |
429 | () => { | |
08f130a0 | 430 | messageType === MessageType.CALL_MESSAGE && chargingStation.requests.delete(messageId); |
5edd8ba0 | 431 | }, |
e7aeea18 | 432 | ); |
caad9d6b | 433 | } |
e7aeea18 JB |
434 | throw new OCPPError( |
435 | ErrorType.SECURITY_ERROR, | |
e3018bc4 | 436 | `Cannot send command ${commandName} PDU when the charging station is in ${chargingStation.getRegistrationStatus()} state on the central server`, |
5edd8ba0 | 437 | commandName, |
e7aeea18 | 438 | ); |
c0560973 JB |
439 | } |
440 | ||
e7aeea18 | 441 | private buildMessageToSend( |
08f130a0 | 442 | chargingStation: ChargingStation, |
e7aeea18 | 443 | messageId: string, |
5cc4b63b | 444 | messagePayload: JsonType | OCPPError, |
e7aeea18 | 445 | messageType: MessageType, |
72092cfc JB |
446 | commandName: RequestCommand | IncomingRequestCommand, |
447 | responseCallback: ResponseCallback, | |
5edd8ba0 | 448 | errorCallback: ErrorCallback, |
e7aeea18 | 449 | ): string { |
e7accadb JB |
450 | let messageToSend: string; |
451 | // Type of message | |
452 | switch (messageType) { | |
453 | // Request | |
454 | case MessageType.CALL_MESSAGE: | |
455 | // Build request | |
cda96260 | 456 | this.validateRequestPayload(chargingStation, commandName, messagePayload as JsonObject); |
08f130a0 | 457 | chargingStation.requests.set(messageId, [ |
e7aeea18 | 458 | responseCallback, |
a2d1c0f1 | 459 | errorCallback, |
e7aeea18 | 460 | commandName, |
5cc4b63b | 461 | messagePayload as JsonType, |
e7aeea18 | 462 | ]); |
b3ec7bc1 JB |
463 | messageToSend = JSON.stringify([ |
464 | messageType, | |
465 | messageId, | |
466 | commandName, | |
467 | messagePayload, | |
468 | ] as OutgoingRequest); | |
e7accadb JB |
469 | break; |
470 | // Response | |
471 | case MessageType.CALL_RESULT_MESSAGE: | |
472 | // Build response | |
02887891 JB |
473 | this.validateIncomingRequestResponsePayload( |
474 | chargingStation, | |
475 | commandName, | |
5edd8ba0 | 476 | messagePayload as JsonObject, |
02887891 | 477 | ); |
b3ec7bc1 | 478 | messageToSend = JSON.stringify([messageType, messageId, messagePayload] as Response); |
e7accadb JB |
479 | break; |
480 | // Error Message | |
481 | case MessageType.CALL_ERROR_MESSAGE: | |
482 | // Build Error Message | |
e7aeea18 JB |
483 | messageToSend = JSON.stringify([ |
484 | messageType, | |
485 | messageId, | |
b3ec7bc1 JB |
486 | (messagePayload as OCPPError)?.code ?? ErrorType.GENERIC_ERROR, |
487 | (messagePayload as OCPPError)?.message ?? '', | |
488 | (messagePayload as OCPPError)?.details ?? { commandName }, | |
489 | ] as ErrorResponse); | |
e7accadb JB |
490 | break; |
491 | } | |
492 | return messageToSend; | |
493 | } | |
494 | ||
ef6fa3fb | 495 | // eslint-disable-next-line @typescript-eslint/no-unused-vars |
e0b0ee21 | 496 | public abstract requestHandler<ReqType extends JsonType, ResType extends JsonType>( |
08f130a0 | 497 | chargingStation: ChargingStation, |
94a464f9 | 498 | commandName: RequestCommand, |
e1d9a0f4 | 499 | // FIXME: should be ReqType |
5cc4b63b | 500 | commandParams?: JsonType, |
5edd8ba0 | 501 | params?: RequestParams, |
e0b0ee21 | 502 | ): Promise<ResType>; |
c0560973 | 503 | } |