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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> { |
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34 | if (this.responseHandlers.has(commandName)) { |
35 | await this.responseHandlers.get(commandName)(payload, requestPayload); | |
c0560973 | 36 | } else { |
58144adb | 37 | logger.error(this.chargingStation.logPrefix() + ' Trying to call an undefined method for command ' + commandName + ' response'); |
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38 | } |
39 | } | |
40 | ||
624df199 | 41 | private handleResponseBootNotification(payload: OCPP16BootNotificationResponse): void { |
c0560973 | 42 | if (payload.status === OCPP16RegistrationStatus.ACCEPTED) { |
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43 | this.chargingStation.addConfigurationKey(OCPP16StandardParametersKey.HeartBeatInterval, payload.interval.toString()); |
44 | this.chargingStation.addConfigurationKey(OCPP16StandardParametersKey.HeartbeatInterval, payload.interval.toString(), false, false); | |
54b1efe0 | 45 | this.chargingStation.heartbeatSetInterval ? this.chargingStation.restartHeartbeat() : this.chargingStation.startHeartbeat(); |
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46 | } else if (payload.status === OCPP16RegistrationStatus.PENDING) { |
47 | logger.info(this.chargingStation.logPrefix() + ' Charging station in pending state on the central server'); | |
48 | } else { | |
54b1efe0 | 49 | logger.warn(this.chargingStation.logPrefix() + ' Charging station rejected by the central server'); |
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50 | } |
51 | } | |
52 | ||
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53 | private handleResponseHeartbeat(payload: HeartbeatResponse, requestPayload: HeartbeatRequest): void { |
54 | logger.debug(this.chargingStation.logPrefix() + ' Heartbeat response received: %j to Heartbeat request: %j', payload, requestPayload); | |
55 | } | |
56 | ||
57 | private handleResponseAuthorize(payload: OCPP16AuthorizeResponse, requestPayload: AuthorizeRequest): void { | |
58 | let authorizeConnectorId: number; | |
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59 | for (const connectorId of this.chargingStation.connectors.keys()) { |
60 | if (connectorId > 0 && this.chargingStation.getConnectorStatus(connectorId)?.authorizeIdTag === requestPayload.idTag) { | |
61 | authorizeConnectorId = connectorId; | |
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62 | break; |
63 | } | |
64 | } | |
65 | if (payload.idTagInfo.status === OCPP16AuthorizationStatus.ACCEPTED) { | |
734d790d | 66 | this.chargingStation.getConnectorStatus(authorizeConnectorId).authorized = true; |
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67 | logger.debug(`${this.chargingStation.logPrefix()} IdTag ${requestPayload.idTag} authorized on connector ${authorizeConnectorId}`); |
68 | } else { | |
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69 | this.chargingStation.getConnectorStatus(authorizeConnectorId).authorized = false; |
70 | delete this.chargingStation.getConnectorStatus(authorizeConnectorId).authorizeIdTag; | |
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71 | logger.debug(`${this.chargingStation.logPrefix()} IdTag ${requestPayload.idTag} refused with status ${payload.idTagInfo.status} on connector ${authorizeConnectorId}`); |
72 | } | |
73 | } | |
74 | ||
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75 | private async handleResponseStartTransaction(payload: OCPP16StartTransactionResponse, requestPayload: StartTransactionRequest): Promise<void> { |
76 | const connectorId = requestPayload.connectorId; | |
77 | ||
78 | let transactionConnectorId: number; | |
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79 | for (const id of this.chargingStation.connectors.keys()) { |
80 | if (id > 0 && id === connectorId) { | |
81 | transactionConnectorId = id; | |
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82 | break; |
83 | } | |
84 | } | |
85 | if (!transactionConnectorId) { | |
86 | logger.error(this.chargingStation.logPrefix() + ' Trying to start a transaction on a non existing connector Id ' + connectorId.toString()); | |
87 | return; | |
88 | } | |
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89 | if (this.chargingStation.getConnectorStatus(connectorId).authorized && this.chargingStation.getConnectorStatus(connectorId).authorizeIdTag !== requestPayload.idTag) { |
90 | 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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91 | return; |
92 | } | |
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93 | if (this.chargingStation.getConnectorStatus(connectorId)?.transactionStarted) { |
94 | 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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95 | return; |
96 | } | |
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97 | if (this.chargingStation.getConnectorStatus(connectorId)?.status !== OCPP16ChargePointStatus.AVAILABLE |
98 | && this.chargingStation.getConnectorStatus(connectorId)?.status !== OCPP16ChargePointStatus.PREPARING) { | |
99 | logger.error(`${this.chargingStation.logPrefix()} Trying to start a transaction on connector ${connectorId.toString()} with status ${this.chargingStation.getConnectorStatus(connectorId)?.status}`); | |
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100 | return; |
101 | } | |
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102 | if (!Number.isInteger(payload.transactionId)) { |
103 | logger.warn(`${this.chargingStation.logPrefix()} Trying to start a transaction on connector ${connectorId.toString()} with a non integer transaction Id ${payload.transactionId}, converting to integer`); | |
104 | payload.transactionId = Utils.convertToInt(payload.transactionId); | |
105 | } | |
c0560973 | 106 | |
f0c6ed89 | 107 | if (payload.idTagInfo?.status === OCPP16AuthorizationStatus.ACCEPTED) { |
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108 | this.chargingStation.getConnectorStatus(connectorId).transactionStarted = true; |
109 | this.chargingStation.getConnectorStatus(connectorId).transactionId = payload.transactionId; | |
110 | this.chargingStation.getConnectorStatus(connectorId).transactionIdTag = requestPayload.idTag; | |
111 | this.chargingStation.getConnectorStatus(connectorId).transactionEnergyActiveImportRegisterValue = 0; | |
112 | this.chargingStation.getConnectorStatus(connectorId).transactionBeginMeterValue = OCPP16ServiceUtils.buildTransactionBeginMeterValue(this.chargingStation, connectorId, | |
fd0c36fa | 113 | requestPayload.meterStart); |
6ed92bc1 | 114 | this.chargingStation.getBeginEndMeterValues() && await this.chargingStation.ocppRequestService.sendTransactionBeginMeterValues(connectorId, payload.transactionId, |
734d790d | 115 | this.chargingStation.getConnectorStatus(connectorId).transactionBeginMeterValue); |
c0560973 | 116 | await this.chargingStation.ocppRequestService.sendStatusNotification(connectorId, OCPP16ChargePointStatus.CHARGING); |
734d790d | 117 | this.chargingStation.getConnectorStatus(connectorId).status = OCPP16ChargePointStatus.CHARGING; |
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118 | logger.info(this.chargingStation.logPrefix() + ' Transaction ' + payload.transactionId.toString() + ' STARTED on ' + this.chargingStation.stationInfo.chargingStationId + '#' + connectorId.toString() + ' for idTag ' + requestPayload.idTag); |
119 | if (this.chargingStation.stationInfo.powerSharedByConnectors) { | |
120 | this.chargingStation.stationInfo.powerDivider++; | |
121 | } | |
122 | const configuredMeterValueSampleInterval = this.chargingStation.getConfigurationKey(OCPP16StandardParametersKey.MeterValueSampleInterval); | |
123 | this.chargingStation.startMeterValues(connectorId, configuredMeterValueSampleInterval ? Utils.convertToInt(configuredMeterValueSampleInterval.value) * 1000 : 60000); | |
124 | } else { | |
54b1efe0 | 125 | logger.warn(this.chargingStation.logPrefix() + ' Starting transaction id ' + payload.transactionId.toString() + ' REJECTED with status ' + payload?.idTagInfo?.status + ', idTag ' + requestPayload.idTag); |
c0560973 | 126 | this.chargingStation.resetTransactionOnConnector(connectorId); |
734d790d | 127 | if (this.chargingStation.getConnectorStatus(connectorId).status !== OCPP16ChargePointStatus.AVAILABLE) { |
e060fe58 | 128 | await this.chargingStation.ocppRequestService.sendStatusNotification(connectorId, OCPP16ChargePointStatus.AVAILABLE); |
734d790d | 129 | this.chargingStation.getConnectorStatus(connectorId).status = OCPP16ChargePointStatus.AVAILABLE; |
e060fe58 | 130 | } |
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131 | } |
132 | } | |
133 | ||
134 | private async handleResponseStopTransaction(payload: OCPP16StopTransactionResponse, requestPayload: StopTransactionRequest): Promise<void> { | |
135 | let transactionConnectorId: number; | |
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136 | for (const connectorId of this.chargingStation.connectors.keys()) { |
137 | if (connectorId > 0 && this.chargingStation.getConnectorStatus(connectorId)?.transactionId === requestPayload.transactionId) { | |
138 | transactionConnectorId = connectorId; | |
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139 | break; |
140 | } | |
141 | } | |
142 | if (!transactionConnectorId) { | |
143 | logger.error(this.chargingStation.logPrefix() + ' Trying to stop a non existing transaction ' + requestPayload.transactionId.toString()); | |
144 | return; | |
145 | } | |
146 | if (payload.idTagInfo?.status === OCPP16AuthorizationStatus.ACCEPTED) { | |
6ed92bc1 | 147 | (this.chargingStation.getBeginEndMeterValues() && this.chargingStation.getOutOfOrderEndMeterValues()) |
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148 | && await this.chargingStation.ocppRequestService.sendTransactionEndMeterValues(transactionConnectorId, requestPayload.transactionId, |
149 | OCPP16ServiceUtils.buildTransactionEndMeterValue(this.chargingStation, transactionConnectorId, requestPayload.meterStop)); | |
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150 | if (!this.chargingStation.isChargingStationAvailable() || !this.chargingStation.isConnectorAvailable(transactionConnectorId)) { |
151 | await this.chargingStation.ocppRequestService.sendStatusNotification(transactionConnectorId, OCPP16ChargePointStatus.UNAVAILABLE); | |
734d790d | 152 | this.chargingStation.getConnectorStatus(transactionConnectorId).status = OCPP16ChargePointStatus.UNAVAILABLE; |
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153 | } else { |
154 | await this.chargingStation.ocppRequestService.sendStatusNotification(transactionConnectorId, OCPP16ChargePointStatus.AVAILABLE); | |
734d790d | 155 | this.chargingStation.getConnectorStatus(transactionConnectorId).status = OCPP16ChargePointStatus.AVAILABLE; |
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156 | } |
157 | if (this.chargingStation.stationInfo.powerSharedByConnectors) { | |
158 | this.chargingStation.stationInfo.powerDivider--; | |
159 | } | |
160 | logger.info(this.chargingStation.logPrefix() + ' Transaction ' + requestPayload.transactionId.toString() + ' STOPPED on ' + this.chargingStation.stationInfo.chargingStationId + '#' + transactionConnectorId.toString()); | |
161 | this.chargingStation.resetTransactionOnConnector(transactionConnectorId); | |
162 | } else { | |
54b1efe0 | 163 | logger.warn(this.chargingStation.logPrefix() + ' Stopping transaction id ' + requestPayload.transactionId.toString() + ' REJECTED with status ' + payload.idTagInfo?.status); |
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164 | } |
165 | } | |
166 | ||
167 | private handleResponseStatusNotification(payload: StatusNotificationRequest, requestPayload: StatusNotificationResponse): void { | |
168 | logger.debug(this.chargingStation.logPrefix() + ' Status notification response received: %j to StatusNotification request: %j', payload, requestPayload); | |
169 | } | |
170 | ||
171 | private handleResponseMeterValues(payload: MeterValuesRequest, requestPayload: MeterValuesResponse): void { | |
172 | logger.debug(this.chargingStation.logPrefix() + ' MeterValues response received: %j to MeterValues request: %j', payload, requestPayload); | |
173 | } | |
c0560973 | 174 | } |