Commit | Line | Data |
---|---|---|
0344ad2b | 1 | import { useToast } from 'vue-toast-notification' |
84ec8d34 | 2 | |
0f71040c | 3 | import { |
217db058 | 4 | ApplicationProtocol, |
329eab0e | 5 | AuthenticationType, |
093ca832 | 6 | type ChargingStationOptions, |
0f71040c | 7 | ProcedureName, |
82a77234 | 8 | type ProtocolResponse, |
0f71040c JB |
9 | type RequestPayload, |
10 | type ResponsePayload, | |
f292861c JB |
11 | ResponseStatus, |
12 | type UIServerConfigurationSection | |
66a7748d | 13 | } from '@/types' |
32de5a57 | 14 | |
84ec8d34 JB |
15 | import { randomUUID } from './Utils' |
16 | ||
32de5a57 | 17 | type ResponseHandler = { |
66a7748d JB |
18 | procedureName: ProcedureName |
19 | resolve: (value: ResponsePayload | PromiseLike<ResponsePayload>) => void | |
20 | reject: (reason?: unknown) => void | |
21 | } | |
32de5a57 | 22 | |
8137295e | 23 | export class UIClient { |
c25a4046 | 24 | private static instance: UIClient | null = null |
32de5a57 | 25 | |
916fe456 | 26 | private ws?: WebSocket |
66a7748d | 27 | private responseHandlers: Map<string, ResponseHandler> |
32de5a57 | 28 | |
f292861c | 29 | private constructor(private uiServerConfiguration: UIServerConfigurationSection) { |
66a7748d JB |
30 | this.openWS() |
31 | this.responseHandlers = new Map<string, ResponseHandler>() | |
32de5a57 LM |
32 | } |
33 | ||
39cd8fcb | 34 | public static getInstance(uiServerConfiguration?: UIServerConfigurationSection): UIClient { |
c25a4046 | 35 | if (UIClient.instance === null) { |
39cd8fcb JB |
36 | if (uiServerConfiguration == null) { |
37 | throw new Error('Cannot initialize UIClient if no configuration is provided') | |
38 | } | |
c25a4046 | 39 | UIClient.instance = new UIClient(uiServerConfiguration) |
32de5a57 | 40 | } |
c25a4046 | 41 | return UIClient.instance |
32de5a57 LM |
42 | } |
43 | ||
a4baab63 | 44 | public setConfiguration(uiServerConfiguration: UIServerConfigurationSection): void { |
916fe456 JB |
45 | if (this.ws?.readyState === WebSocket.OPEN) { |
46 | this.ws.close() | |
47 | delete this.ws | |
48 | } | |
a4baab63 JB |
49 | this.uiServerConfiguration = uiServerConfiguration |
50 | this.openWS() | |
51 | } | |
52 | ||
ca1e5439 JB |
53 | public registerWSEventListener<K extends keyof WebSocketEventMap>( |
54 | event: K, | |
7e2e8c9b JB |
55 | listener: (event: WebSocketEventMap[K]) => void, |
56 | options?: boolean | AddEventListenerOptions | |
ca1e5439 | 57 | ) { |
916fe456 | 58 | this.ws?.addEventListener(event, listener, options) |
32de5a57 LM |
59 | } |
60 | ||
aa9b0a1e JB |
61 | public unregisterWSEventListener<K extends keyof WebSocketEventMap>( |
62 | event: K, | |
63 | listener: (event: WebSocketEventMap[K]) => void, | |
64 | options?: boolean | AddEventListenerOptions | |
65 | ) { | |
66 | this.ws?.removeEventListener(event, listener, options) | |
67 | } | |
68 | ||
240fa4da JB |
69 | public async simulatorState(): Promise<ResponsePayload> { |
70 | return this.sendRequest(ProcedureName.SIMULATOR_STATE, {}) | |
71 | } | |
72 | ||
5a010bf0 | 73 | public async startSimulator(): Promise<ResponsePayload> { |
66a7748d | 74 | return this.sendRequest(ProcedureName.START_SIMULATOR, {}) |
5a010bf0 JB |
75 | } |
76 | ||
77 | public async stopSimulator(): Promise<ResponsePayload> { | |
66a7748d | 78 | return this.sendRequest(ProcedureName.STOP_SIMULATOR, {}) |
5a010bf0 | 79 | } |
32de5a57 | 80 | |
c317ae3e JB |
81 | public async listTemplates(): Promise<ResponsePayload> { |
82 | return this.sendRequest(ProcedureName.LIST_TEMPLATES, {}) | |
a64b9a64 JB |
83 | } |
84 | ||
5a010bf0 | 85 | public async listChargingStations(): Promise<ResponsePayload> { |
66a7748d | 86 | return this.sendRequest(ProcedureName.LIST_CHARGING_STATIONS, {}) |
32de5a57 LM |
87 | } |
88 | ||
c317ae3e JB |
89 | public async addChargingStations( |
90 | template: string, | |
093ca832 JB |
91 | numberOfStations: number, |
92 | options?: ChargingStationOptions | |
c317ae3e | 93 | ): Promise<ResponsePayload> { |
093ca832 JB |
94 | return this.sendRequest(ProcedureName.ADD_CHARGING_STATIONS, { |
95 | template, | |
96 | numberOfStations, | |
97 | options | |
98 | }) | |
c317ae3e JB |
99 | } |
100 | ||
101 | public async deleteChargingStation(hashId: string): Promise<ResponsePayload> { | |
102 | return this.sendRequest(ProcedureName.DELETE_CHARGING_STATIONS, { hashIds: [hashId] }) | |
103 | } | |
104 | ||
f8696170 JB |
105 | public async setSupervisionUrl(hashId: string, supervisionUrl: string): Promise<ResponsePayload> { |
106 | return this.sendRequest(ProcedureName.SET_SUPERVISION_URL, { | |
107 | hashIds: [hashId], | |
108 | url: supervisionUrl | |
109 | }) | |
110 | } | |
111 | ||
8fc2e5cc | 112 | public async startChargingStation(hashId: string): Promise<ResponsePayload> { |
66a7748d | 113 | return this.sendRequest(ProcedureName.START_CHARGING_STATION, { hashIds: [hashId] }) |
8fc2e5cc JB |
114 | } |
115 | ||
116 | public async stopChargingStation(hashId: string): Promise<ResponsePayload> { | |
66a7748d | 117 | return this.sendRequest(ProcedureName.STOP_CHARGING_STATION, { hashIds: [hashId] }) |
8fc2e5cc JB |
118 | } |
119 | ||
120 | public async openConnection(hashId: string): Promise<ResponsePayload> { | |
121 | return this.sendRequest(ProcedureName.OPEN_CONNECTION, { | |
a974c8e4 | 122 | hashIds: [hashId] |
66a7748d | 123 | }) |
8fc2e5cc JB |
124 | } |
125 | ||
126 | public async closeConnection(hashId: string): Promise<ResponsePayload> { | |
127 | return this.sendRequest(ProcedureName.CLOSE_CONNECTION, { | |
a974c8e4 | 128 | hashIds: [hashId] |
66a7748d | 129 | }) |
8fc2e5cc JB |
130 | } |
131 | ||
32de5a57 LM |
132 | public async startTransaction( |
133 | hashId: string, | |
134 | connectorId: number, | |
66a7748d | 135 | idTag: string | undefined |
32de5a57 | 136 | ): Promise<ResponsePayload> { |
32de5a57 | 137 | return this.sendRequest(ProcedureName.START_TRANSACTION, { |
757b2ecf | 138 | hashIds: [hashId], |
32de5a57 | 139 | connectorId, |
a974c8e4 | 140 | idTag |
66a7748d | 141 | }) |
32de5a57 LM |
142 | } |
143 | ||
5a010bf0 JB |
144 | public async stopTransaction( |
145 | hashId: string, | |
66a7748d | 146 | transactionId: number | undefined |
5a010bf0 | 147 | ): Promise<ResponsePayload> { |
32de5a57 | 148 | return this.sendRequest(ProcedureName.STOP_TRANSACTION, { |
757b2ecf | 149 | hashIds: [hashId], |
a974c8e4 | 150 | transactionId |
66a7748d | 151 | }) |
32de5a57 LM |
152 | } |
153 | ||
757b2ecf JB |
154 | public async startAutomaticTransactionGenerator( |
155 | hashId: string, | |
66a7748d | 156 | connectorId: number |
757b2ecf JB |
157 | ): Promise<ResponsePayload> { |
158 | return this.sendRequest(ProcedureName.START_AUTOMATIC_TRANSACTION_GENERATOR, { | |
159 | hashIds: [hashId], | |
a974c8e4 | 160 | connectorIds: [connectorId] |
66a7748d | 161 | }) |
757b2ecf JB |
162 | } |
163 | ||
164 | public async stopAutomaticTransactionGenerator( | |
165 | hashId: string, | |
66a7748d | 166 | connectorId: number |
757b2ecf JB |
167 | ): Promise<ResponsePayload> { |
168 | return this.sendRequest(ProcedureName.STOP_AUTOMATIC_TRANSACTION_GENERATOR, { | |
169 | hashIds: [hashId], | |
a974c8e4 | 170 | connectorIds: [connectorId] |
66a7748d | 171 | }) |
757b2ecf JB |
172 | } |
173 | ||
9e1d6e03 | 174 | private openWS(): void { |
329eab0e | 175 | const protocols = |
f292861c JB |
176 | this.uiServerConfiguration.authentication?.enabled === true && |
177 | this.uiServerConfiguration.authentication?.type === AuthenticationType.PROTOCOL_BASIC_AUTH | |
329eab0e | 178 | ? [ |
f292861c JB |
179 | `${this.uiServerConfiguration.protocol}${this.uiServerConfiguration.version}`, |
180 | `authorization.basic.${btoa(`${this.uiServerConfiguration.authentication.username}:${this.uiServerConfiguration.authentication.password}`).replace(/={1,2}$/, '')}` | |
329eab0e | 181 | ] |
f292861c | 182 | : `${this.uiServerConfiguration.protocol}${this.uiServerConfiguration.version}` |
12f26d4a | 183 | this.ws = new WebSocket( |
f292861c | 184 | `${this.uiServerConfiguration.secure === true ? ApplicationProtocol.WSS : ApplicationProtocol.WS}://${this.uiServerConfiguration.host}:${this.uiServerConfiguration.port}`, |
329eab0e | 185 | protocols |
66a7748d | 186 | ) |
0344ad2b JB |
187 | this.ws.onopen = () => { |
188 | useToast().success( | |
189 | `WebSocket to UI server '${this.uiServerConfiguration.host}' successfully opened` | |
190 | ) | |
e2372e58 | 191 | } |
66a7748d | 192 | this.ws.onmessage = this.responseHandler.bind(this) |
a974c8e4 | 193 | this.ws.onerror = errorEvent => { |
0344ad2b JB |
194 | useToast().error(`Error in WebSocket to UI server '${this.uiServerConfiguration.host}'`) |
195 | console.error( | |
196 | `Error in WebSocket to UI server '${this.uiServerConfiguration.host}'`, | |
197 | errorEvent | |
198 | ) | |
66a7748d | 199 | } |
0344ad2b | 200 | this.ws.onclose = () => { |
182f8467 | 201 | useToast().info(`WebSocket to UI server closed`) |
66a7748d | 202 | } |
5a010bf0 JB |
203 | } |
204 | ||
757b2ecf | 205 | private async sendRequest( |
8d6f4790 JB |
206 | procedureName: ProcedureName, |
207 | payload: RequestPayload | |
757b2ecf | 208 | ): Promise<ResponsePayload> { |
5b2721db | 209 | return new Promise<ResponsePayload>((resolve, reject) => { |
916fe456 | 210 | if (this.ws?.readyState === WebSocket.OPEN) { |
2610da71 | 211 | const uuid = randomUUID() |
8d6f4790 | 212 | const msg = JSON.stringify([uuid, procedureName, payload]) |
1a32c36b | 213 | const sendTimeout = setTimeout(() => { |
8d6f4790 | 214 | this.responseHandlers.delete(uuid) |
e2372e58 | 215 | return reject(new Error(`Send request '${procedureName}' message: connection timeout`)) |
9d76f5ec | 216 | }, 60000) |
1a32c36b | 217 | try { |
66a7748d | 218 | this.ws.send(msg) |
8d6f4790 | 219 | this.responseHandlers.set(uuid, { procedureName, resolve, reject }) |
1a32c36b | 220 | } catch (error) { |
8d6f4790 | 221 | this.responseHandlers.delete(uuid) |
66a7748d | 222 | reject(error) |
1a32c36b | 223 | } finally { |
66a7748d | 224 | clearTimeout(sendTimeout) |
1a32c36b | 225 | } |
1b2acf4e | 226 | } else { |
e2372e58 | 227 | reject(new Error(`Send request '${procedureName}' message: connection closed`)) |
1b2acf4e | 228 | } |
66a7748d | 229 | }) |
32de5a57 LM |
230 | } |
231 | ||
97f0a1a5 | 232 | private responseHandler(messageEvent: MessageEvent<string>): void { |
66a7748d | 233 | const response = JSON.parse(messageEvent.data) as ProtocolResponse |
32de5a57 | 234 | |
5e3cb728 | 235 | if (Array.isArray(response) === false) { |
66a7748d | 236 | throw new Error(`Response not an array: ${JSON.stringify(response, undefined, 2)}`) |
32de5a57 LM |
237 | } |
238 | ||
66a7748d | 239 | const [uuid, responsePayload] = response |
32de5a57 | 240 | |
12f26d4a | 241 | if (this.responseHandlers.has(uuid) === true) { |
8d6f4790 | 242 | const { procedureName, resolve, reject } = this.responseHandlers.get(uuid)! |
5e3cb728 | 243 | switch (responsePayload.status) { |
32de5a57 | 244 | case ResponseStatus.SUCCESS: |
66a7748d JB |
245 | resolve(responsePayload) |
246 | break | |
32de5a57 | 247 | case ResponseStatus.FAILURE: |
66a7748d JB |
248 | reject(responsePayload) |
249 | break | |
32de5a57 | 250 | default: |
7c1d037f JB |
251 | reject( |
252 | new Error( | |
253 | `Response status for procedure '${procedureName}' not supported: '${responsePayload.status}'` | |
254 | ) | |
66a7748d | 255 | ) |
32de5a57 | 256 | } |
8d6f4790 | 257 | this.responseHandlers.delete(uuid) |
32de5a57 | 258 | } else { |
66a7748d | 259 | throw new Error(`Not a response to a request: ${JSON.stringify(response, undefined, 2)}`) |
32de5a57 LM |
260 | } |
261 | } | |
262 | } |