feat(ui): add support for multiple UI server configurations

[e-mobility-charging-stations-simulator.git] / ui / web / src / main.ts

diff --git a/ui/web/src/main.ts b/ui/web/src/main.ts
index 3e79677c7c8b6ab8d99d4214acbe4ea1082e6967..f3c9ef036f6fb46445aa2f06f0c482d632e4e1cc 100644 (file)
--- a/ui/web/src/main.ts
+++ b/ui/web/src/main.ts
@@ -1,5 +1,82 @@
-import { createApp } from 'vue'
-import App from './App.vue'
-import router from './router'
+import { type App as AppType, createApp } from 'vue'
+import ToastPlugin from 'vue-toast-notification'
+import type { ConfigurationData, ResponsePayload } from '@/types'
+import { router } from '@/router'
+import { UIClient, getFromLocalStorage, setToLocalStorage } from '@/composables'
+import App from '@/App.vue'
+import 'vue-toast-notification/dist/theme-bootstrap.css'
 
-createApp(App).use(router).mount('#app')
+const app = createApp(App)
+
+const initializeApp = (app: AppType, config: ConfigurationData) => {
+  app.config.errorHandler = (error, instance, info) => {
+    console.error('Error:', error)
+    console.info('Vue instance:', instance)
+    console.info('Error info:', info)
+    // TODO: add code for UI notifications or other error handling logic
+  }
+  if (!Array.isArray(config.uiServer)) {
+    config.uiServer = [config.uiServer]
+  }
+  if (app.config.globalProperties.$configuration == null) {
+    app.config.globalProperties.$configuration = config
+  }
+  if (!Array.isArray(app.config.globalProperties.$chargingStations)) {
+    app.config.globalProperties.$chargingStations = []
+  }
+  if (
+    getFromLocalStorage<number | undefined>('uiServerConfigurationIndex', undefined) == null ||
+    getFromLocalStorage<number>('uiServerConfigurationIndex', 0) >
+      app.config.globalProperties.$configuration.uiServer.length - 1
+  ) {
+    setToLocalStorage<number>('uiServerConfigurationIndex', 0)
+  }
+  if (app.config.globalProperties.$uiClient == null) {
+    app.config.globalProperties.$uiClient = UIClient.getInstance(
+      app.config.globalProperties.$configuration.uiServer[
+        getFromLocalStorage<number>('uiServerConfigurationIndex', 0)
+      ]
+    )
+    app.config.globalProperties.$uiClient.registerWSEventListener('open', () => {
+      app.config.globalProperties.$uiClient
+        .listChargingStations()
+        .then((response: ResponsePayload) => {
+          app.config.globalProperties.$chargingStations = response.chargingStations
+        })
+        .catch((error: Error) => {
+          // TODO: add code for UI notifications or other error handling logic
+          console.error('Error at fetching charging stations:', error)
+        })
+        .finally(() => {
+          app.use(router).use(ToastPlugin).mount('#app')
+        })
+    })
+  }
+}
+
+fetch('/config.json')
+  .then(response => {
+    if (!response.ok) {
+      // TODO: add code for UI notifications or other error handling logic
+      console.error('Failed to fetch app configuration')
+      return
+    }
+    response
+      .json()
+      .then(config => {
+        try {
+          initializeApp(app, config)
+        } catch (error) {
+          // TODO: add code for UI notifications or other error handling logic
+          console.error('Error at initializing app:', error)
+        }
+      })
+      .catch(error => {
+        // TODO: add code for UI notifications or other error handling logic
+        console.error('Error at deserializing JSON app configuration:', error)
+      })
+  })
+  .catch(error => {
+    // TODO: add code for UI notifications or other error handling logic
+    console.error('Error at fetching app configuration:', error)
+  })