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1 | // Partial Copyright Jerome Benoit. 2021. All Rights Reserved. |
2 | ||
c0560973 | 3 | import { AuthorizeRequest, OCPP16AuthorizationStatus, OCPP16AuthorizeResponse, OCPP16StartTransactionResponse, OCPP16StopTransactionResponse, StartTransactionRequest, StopTransactionRequest } from '../../../types/ocpp/1.6/Transaction'; |
a3868ec4 | 4 | import { HeartbeatRequest, OCPP16RequestCommand, StatusNotificationRequest } from '../../../types/ocpp/1.6/Requests'; |
efa43e52 | 5 | import { HeartbeatResponse, OCPP16BootNotificationResponse, OCPP16RegistrationStatus, StatusNotificationResponse } from '../../../types/ocpp/1.6/Responses'; |
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6 | import { MeterValuesRequest, MeterValuesResponse } from '../../../types/ocpp/1.6/MeterValues'; |
7 | ||
58144adb | 8 | import ChargingStation from '../../ChargingStation'; |
c0560973 | 9 | import { OCPP16ChargePointStatus } from '../../../types/ocpp/1.6/ChargePointStatus'; |
fd0c36fa | 10 | import { OCPP16ServiceUtils } from './OCPP16ServiceUtils'; |
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11 | import { OCPP16StandardParametersKey } from '../../../types/ocpp/1.6/Configuration'; |
12 | import OCPPResponseService from '../OCPPResponseService'; | |
58144adb | 13 | import { ResponseHandler } from '../../../types/ocpp/Responses'; |
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14 | import Utils from '../../../utils/Utils'; |
15 | import logger from '../../../utils/Logger'; | |
16 | ||
17 | export default class OCPP16ResponseService extends OCPPResponseService { | |
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18 | private responseHandlers: Map<OCPP16RequestCommand, ResponseHandler>; |
19 | ||
20 | constructor(chargingStation: ChargingStation) { | |
21 | super(chargingStation); | |
22 | this.responseHandlers = new Map<OCPP16RequestCommand, ResponseHandler>([ | |
23 | [OCPP16RequestCommand.BOOT_NOTIFICATION, this.handleResponseBootNotification.bind(this)], | |
24 | [OCPP16RequestCommand.HEARTBEAT, this.handleResponseHeartbeat.bind(this)], | |
25 | [OCPP16RequestCommand.AUTHORIZE, this.handleResponseAuthorize.bind(this)], | |
26 | [OCPP16RequestCommand.START_TRANSACTION, this.handleResponseStartTransaction.bind(this)], | |
27 | [OCPP16RequestCommand.STOP_TRANSACTION, this.handleResponseStopTransaction.bind(this)], | |
28 | [OCPP16RequestCommand.STATUS_NOTIFICATION, this.handleResponseStatusNotification.bind(this)], | |
331e20bb | 29 | [OCPP16RequestCommand.METER_VALUES, this.handleResponseMeterValues.bind(this)] |
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30 | ]); |
31 | } | |
32 | ||
c0560973 | 33 | public async handleResponse(commandName: OCPP16RequestCommand, payload: Record<string, unknown> | string, requestPayload: Record<string, unknown>): Promise<void> { |
58144adb | 34 | if (this.responseHandlers.has(commandName)) { |
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35 | try { |
36 | await this.responseHandlers.get(commandName)(payload, requestPayload); | |
37 | } catch (error) { | |
38 | logger.error(this.chargingStation.logPrefix() + ' Handle request response error: %j', error); | |
39 | } | |
c0560973 | 40 | } else { |
887fef76 | 41 | logger.error(`${this.chargingStation.logPrefix()} %s is not implemented to handle request response payload %j`, commandName, payload); |
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42 | } |
43 | } | |
44 | ||
624df199 | 45 | private handleResponseBootNotification(payload: OCPP16BootNotificationResponse): void { |
c0560973 | 46 | if (payload.status === OCPP16RegistrationStatus.ACCEPTED) { |
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47 | this.chargingStation.addConfigurationKey(OCPP16StandardParametersKey.HeartBeatInterval, payload.interval.toString()); |
48 | this.chargingStation.addConfigurationKey(OCPP16StandardParametersKey.HeartbeatInterval, payload.interval.toString(), false, false); | |
54b1efe0 | 49 | this.chargingStation.heartbeatSetInterval ? this.chargingStation.restartHeartbeat() : this.chargingStation.startHeartbeat(); |
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50 | } else if (payload.status === OCPP16RegistrationStatus.PENDING) { |
51 | logger.info(this.chargingStation.logPrefix() + ' Charging station in pending state on the central server'); | |
52 | } else { | |
54b1efe0 | 53 | logger.warn(this.chargingStation.logPrefix() + ' Charging station rejected by the central server'); |
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54 | } |
55 | } | |
56 | ||
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57 | private handleResponseHeartbeat(payload: HeartbeatResponse, requestPayload: HeartbeatRequest): void { |
58 | logger.debug(this.chargingStation.logPrefix() + ' Heartbeat response received: %j to Heartbeat request: %j', payload, requestPayload); | |
59 | } | |
60 | ||
61 | private handleResponseAuthorize(payload: OCPP16AuthorizeResponse, requestPayload: AuthorizeRequest): void { | |
62 | let authorizeConnectorId: number; | |
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63 | for (const connectorId of this.chargingStation.connectors.keys()) { |
64 | if (connectorId > 0 && this.chargingStation.getConnectorStatus(connectorId)?.authorizeIdTag === requestPayload.idTag) { | |
65 | authorizeConnectorId = connectorId; | |
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66 | break; |
67 | } | |
68 | } | |
69 | if (payload.idTagInfo.status === OCPP16AuthorizationStatus.ACCEPTED) { | |
734d790d | 70 | this.chargingStation.getConnectorStatus(authorizeConnectorId).authorized = true; |
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71 | logger.debug(`${this.chargingStation.logPrefix()} IdTag ${requestPayload.idTag} authorized on connector ${authorizeConnectorId}`); |
72 | } else { | |
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73 | this.chargingStation.getConnectorStatus(authorizeConnectorId).authorized = false; |
74 | delete this.chargingStation.getConnectorStatus(authorizeConnectorId).authorizeIdTag; | |
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75 | logger.debug(`${this.chargingStation.logPrefix()} IdTag ${requestPayload.idTag} refused with status ${payload.idTagInfo.status} on connector ${authorizeConnectorId}`); |
76 | } | |
77 | } | |
78 | ||
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79 | private async handleResponseStartTransaction(payload: OCPP16StartTransactionResponse, requestPayload: StartTransactionRequest): Promise<void> { |
80 | const connectorId = requestPayload.connectorId; | |
81 | ||
82 | let transactionConnectorId: number; | |
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83 | for (const id of this.chargingStation.connectors.keys()) { |
84 | if (id > 0 && id === connectorId) { | |
85 | transactionConnectorId = id; | |
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86 | break; |
87 | } | |
88 | } | |
89 | if (!transactionConnectorId) { | |
90 | logger.error(this.chargingStation.logPrefix() + ' Trying to start a transaction on a non existing connector Id ' + connectorId.toString()); | |
91 | return; | |
92 | } | |
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93 | if (this.chargingStation.getConnectorStatus(connectorId).authorized && this.chargingStation.getConnectorStatus(connectorId).authorizeIdTag !== requestPayload.idTag) { |
94 | logger.error(this.chargingStation.logPrefix() + ' Trying to start a transaction with an idTag ' + requestPayload.idTag + ' different from the authorize request one ' + this.chargingStation.getConnectorStatus(connectorId).authorizeIdTag + ' on connector Id ' + connectorId.toString()); | |
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95 | return; |
96 | } | |
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97 | if (this.chargingStation.getConnectorStatus(connectorId)?.transactionStarted) { |
98 | logger.debug(this.chargingStation.logPrefix() + ' Trying to start a transaction on an already used connector ' + connectorId.toString() + ': %j', this.chargingStation.getConnectorStatus(connectorId)); | |
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99 | return; |
100 | } | |
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101 | if (this.chargingStation.getConnectorStatus(connectorId)?.status !== OCPP16ChargePointStatus.AVAILABLE |
102 | && this.chargingStation.getConnectorStatus(connectorId)?.status !== OCPP16ChargePointStatus.PREPARING) { | |
103 | logger.error(`${this.chargingStation.logPrefix()} Trying to start a transaction on connector ${connectorId.toString()} with status ${this.chargingStation.getConnectorStatus(connectorId)?.status}`); | |
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104 | return; |
105 | } | |
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106 | if (!Number.isInteger(payload.transactionId)) { |
107 | logger.warn(`${this.chargingStation.logPrefix()} Trying to start a transaction on connector ${connectorId.toString()} with a non integer transaction Id ${payload.transactionId}, converting to integer`); | |
108 | payload.transactionId = Utils.convertToInt(payload.transactionId); | |
109 | } | |
c0560973 | 110 | |
f0c6ed89 | 111 | if (payload.idTagInfo?.status === OCPP16AuthorizationStatus.ACCEPTED) { |
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112 | this.chargingStation.getConnectorStatus(connectorId).transactionStarted = true; |
113 | this.chargingStation.getConnectorStatus(connectorId).transactionId = payload.transactionId; | |
114 | this.chargingStation.getConnectorStatus(connectorId).transactionIdTag = requestPayload.idTag; | |
115 | this.chargingStation.getConnectorStatus(connectorId).transactionEnergyActiveImportRegisterValue = 0; | |
116 | this.chargingStation.getConnectorStatus(connectorId).transactionBeginMeterValue = OCPP16ServiceUtils.buildTransactionBeginMeterValue(this.chargingStation, connectorId, | |
fd0c36fa | 117 | requestPayload.meterStart); |
6ed92bc1 | 118 | this.chargingStation.getBeginEndMeterValues() && await this.chargingStation.ocppRequestService.sendTransactionBeginMeterValues(connectorId, payload.transactionId, |
734d790d | 119 | this.chargingStation.getConnectorStatus(connectorId).transactionBeginMeterValue); |
c0560973 | 120 | await this.chargingStation.ocppRequestService.sendStatusNotification(connectorId, OCPP16ChargePointStatus.CHARGING); |
734d790d | 121 | this.chargingStation.getConnectorStatus(connectorId).status = OCPP16ChargePointStatus.CHARGING; |
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122 | logger.info(this.chargingStation.logPrefix() + ' Transaction ' + payload.transactionId.toString() + ' STARTED on ' + this.chargingStation.stationInfo.chargingStationId + '#' + connectorId.toString() + ' for idTag ' + requestPayload.idTag); |
123 | if (this.chargingStation.stationInfo.powerSharedByConnectors) { | |
124 | this.chargingStation.stationInfo.powerDivider++; | |
125 | } | |
126 | const configuredMeterValueSampleInterval = this.chargingStation.getConfigurationKey(OCPP16StandardParametersKey.MeterValueSampleInterval); | |
127 | this.chargingStation.startMeterValues(connectorId, configuredMeterValueSampleInterval ? Utils.convertToInt(configuredMeterValueSampleInterval.value) * 1000 : 60000); | |
128 | } else { | |
54b1efe0 | 129 | logger.warn(this.chargingStation.logPrefix() + ' Starting transaction id ' + payload.transactionId.toString() + ' REJECTED with status ' + payload?.idTagInfo?.status + ', idTag ' + requestPayload.idTag); |
c0560973 | 130 | this.chargingStation.resetTransactionOnConnector(connectorId); |
734d790d | 131 | if (this.chargingStation.getConnectorStatus(connectorId).status !== OCPP16ChargePointStatus.AVAILABLE) { |
e060fe58 | 132 | await this.chargingStation.ocppRequestService.sendStatusNotification(connectorId, OCPP16ChargePointStatus.AVAILABLE); |
734d790d | 133 | this.chargingStation.getConnectorStatus(connectorId).status = OCPP16ChargePointStatus.AVAILABLE; |
e060fe58 | 134 | } |
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135 | } |
136 | } | |
137 | ||
138 | private async handleResponseStopTransaction(payload: OCPP16StopTransactionResponse, requestPayload: StopTransactionRequest): Promise<void> { | |
139 | let transactionConnectorId: number; | |
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140 | for (const connectorId of this.chargingStation.connectors.keys()) { |
141 | if (connectorId > 0 && this.chargingStation.getConnectorStatus(connectorId)?.transactionId === requestPayload.transactionId) { | |
142 | transactionConnectorId = connectorId; | |
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143 | break; |
144 | } | |
145 | } | |
146 | if (!transactionConnectorId) { | |
147 | logger.error(this.chargingStation.logPrefix() + ' Trying to stop a non existing transaction ' + requestPayload.transactionId.toString()); | |
148 | return; | |
149 | } | |
150 | if (payload.idTagInfo?.status === OCPP16AuthorizationStatus.ACCEPTED) { | |
6ed92bc1 | 151 | (this.chargingStation.getBeginEndMeterValues() && this.chargingStation.getOutOfOrderEndMeterValues()) |
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152 | && await this.chargingStation.ocppRequestService.sendTransactionEndMeterValues(transactionConnectorId, requestPayload.transactionId, |
153 | OCPP16ServiceUtils.buildTransactionEndMeterValue(this.chargingStation, transactionConnectorId, requestPayload.meterStop)); | |
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154 | if (!this.chargingStation.isChargingStationAvailable() || !this.chargingStation.isConnectorAvailable(transactionConnectorId)) { |
155 | await this.chargingStation.ocppRequestService.sendStatusNotification(transactionConnectorId, OCPP16ChargePointStatus.UNAVAILABLE); | |
734d790d | 156 | this.chargingStation.getConnectorStatus(transactionConnectorId).status = OCPP16ChargePointStatus.UNAVAILABLE; |
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157 | } else { |
158 | await this.chargingStation.ocppRequestService.sendStatusNotification(transactionConnectorId, OCPP16ChargePointStatus.AVAILABLE); | |
734d790d | 159 | this.chargingStation.getConnectorStatus(transactionConnectorId).status = OCPP16ChargePointStatus.AVAILABLE; |
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160 | } |
161 | if (this.chargingStation.stationInfo.powerSharedByConnectors) { | |
162 | this.chargingStation.stationInfo.powerDivider--; | |
163 | } | |
164 | logger.info(this.chargingStation.logPrefix() + ' Transaction ' + requestPayload.transactionId.toString() + ' STOPPED on ' + this.chargingStation.stationInfo.chargingStationId + '#' + transactionConnectorId.toString()); | |
165 | this.chargingStation.resetTransactionOnConnector(transactionConnectorId); | |
166 | } else { | |
54b1efe0 | 167 | logger.warn(this.chargingStation.logPrefix() + ' Stopping transaction id ' + requestPayload.transactionId.toString() + ' REJECTED with status ' + payload.idTagInfo?.status); |
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168 | } |
169 | } | |
170 | ||
171 | private handleResponseStatusNotification(payload: StatusNotificationRequest, requestPayload: StatusNotificationResponse): void { | |
172 | logger.debug(this.chargingStation.logPrefix() + ' Status notification response received: %j to StatusNotification request: %j', payload, requestPayload); | |
173 | } | |
174 | ||
175 | private handleResponseMeterValues(payload: MeterValuesRequest, requestPayload: MeterValuesResponse): void { | |
176 | logger.debug(this.chargingStation.logPrefix() + ' MeterValues response received: %j to MeterValues request: %j', payload, requestPayload); | |
177 | } | |
c0560973 | 178 | } |