[api][desktop]: Check for new version on startup. Fix #527

api/src/main/kotlin/nebulosa/api/preference/PreferenceRepository.kt

@@ -19,7 +19,6 @@ class PreferenceRepository(@Qualifier("preferenceBox") override val box: Box<Pre
             .build().use { it.findUnique() }
     }
 
-    @Synchronized
     fun deleteByKey(key: String) {
         return box.query(PreferenceEntity_.key equal key)
             .build().use { it.remove() }

api/src/main/kotlin/nebulosa/api/system/GitHubLatestRelease.kt

@@ -0,0 +1,10 @@
+package nebulosa.api.system
+
+import com.fasterxml.jackson.annotation.JsonProperty
+
+data class GitHubLatestRelease(
+    @JvmField @field:JsonProperty("tag_name") val version: String = "",
+    @JvmField @field:JsonProperty("name") val name: String = "",
+    @JvmField @field:JsonProperty("draft") val draft: Boolean = false,
+    @JvmField @field:JsonProperty("prerelease") val preRelease: Boolean = false,
+)

api/src/main/kotlin/nebulosa/api/system/SystemController.kt

@@ -0,0 +1,13 @@
+package nebulosa.api.system
+
+import org.springframework.web.bind.annotation.GetMapping
+import org.springframework.web.bind.annotation.RequestMapping
+import org.springframework.web.bind.annotation.RestController
+
+@RestController
+@RequestMapping("system")
+class SystemController(private val systemService: SystemService) {
+
+    @GetMapping("latest-release")
+    fun latestRelease() = systemService.latestRelease()
+}

api/src/main/kotlin/nebulosa/api/system/SystemService.kt

@@ -0,0 +1,35 @@
+package nebulosa.api.system
+
+import com.fasterxml.jackson.databind.ObjectMapper
+import okhttp3.OkHttpClient
+import okhttp3.Request
+import org.springframework.http.HttpHeaders
+import org.springframework.stereotype.Service
+
+@Service
+class SystemService(
+    private val httpClient: OkHttpClient,
+    private val objectMapper: ObjectMapper,
+) {
+
+    fun latestRelease(): GitHubLatestRelease? {
+        val request = Request.Builder()
+            .get()
+            .url(GITHUB_LATEST_RELEASE_URL)
+            .header(HttpHeaders.ACCEPT, "application/vnd.github+json")
+            .header(GITHUB_API_VERSION_HEADER_KEY, GITHUB_API_VERSION_HEADER_VALUE)
+            .build()
+
+        val response = httpClient.newCall(request).execute()
+
+        return response.body?.byteStream()
+            ?.use { objectMapper.readValue(it, GitHubLatestRelease::class.java) }
+    }
+
+    companion object {
+
+        const val GITHUB_LATEST_RELEASE_URL = "https://api.github.com/repos/tiagohm/nebulosa/releases/latest"
+        const val GITHUB_API_VERSION_HEADER_KEY = "X-GitHub-Api-Version"
+        const val GITHUB_API_VERSION_HEADER_VALUE = "2022-11-28"
+    }
+}

desktop/src/app/home/home.component.html

@@ -75,6 +75,27 @@
 				pTooltip="Disconnect"
 				tooltipPosition="bottom" />
 		</div>
+		<div
+			*ngIf="newVersion"
+			class="col-12 py-0">
+			<div class="m-0 p-message p-message-info w-full flex align-items-center justify-content-between px-2">
+				<div class="flex align-items-center">
+					<span class="p-message-summary">New version:</span>
+					<span class="p-message-detail">{{ newVersion }}</span>
+				</div>
+				<a
+					target="_blank"
+					href="https://github.com/tiagohm/nebulosa/releases/latest">
+					<p-button
+						icon="mdi mdi-download"
+						[text]="true"
+						label="Download"
+						size="small"
+						severity="info"
+						styleClass="py-1 text-blue-900" />
+				</a>
+			</div>
+		</div>
 	</div>
 	<div
 		class="buttons grid my-2 overflow-y-auto relative"

desktop/src/app/home/home.component.ts

@@ -1,5 +1,6 @@
 import { AfterContentInit, Component, NgZone, ViewChild, ViewEncapsulation } from '@angular/core'
 import { dirname } from 'path'
+import nebulosa from '../../assets/data/nebulosa.json'
 import { DeviceChooserComponent } from '../../shared/components/device-chooser/device-chooser.component'
 import { DeviceConnectionCommandEvent, DeviceListMenuComponent } from '../../shared/components/device-list-menu/device-list-menu.component'
 import { MenuItem, SlideMenuItem } from '../../shared/components/menu-item/menu-item.component'
@@ -43,6 +44,7 @@ export class HomeComponent implements AfterContentInit {
 	protected guideOutputs: GuideOutput[] = []
 
 	protected page = 0
+	protected newVersion?: string
 
 	protected readonly deviceModel: MenuItem[] = []
 
@@ -273,6 +275,22 @@ export class HomeComponent implements AfterContentInit {
 			this.rotators = await this.api.rotators()
 			this.guideOutputs = await this.api.guideOutputs()
 		}
+
+		void this.checkForNewVersion()
+	}
+
+	private async checkForNewVersion() {
+		if (this.preferenceService.settings.get().checkVersion) {
+			try {
+				const release = await this.api.latestRelease()
+
+				if (release?.version && nebulosa.version !== release.version) {
+					this.newVersion = release.name
+				}
+			} catch {
+				console.error('failed to check for new version')
+			}
+		}
 	}
 
 	private deviceAdded(device: Device) {

desktop/src/app/settings/settings.component.html

@@ -1,4 +1,17 @@
 <div class="grid px-3 pb-2 pt-3 relative">
+	<div
+		class="col-12"
+		*ngIf="tab === 'GENERAL'">
+		<div class="grid">
+			<div class="col-12">
+				<p-checkbox
+					[binary]="true"
+					label="Check for new version on startup"
+					[(ngModel)]="preference.checkVersion"
+					(ngModelChange)="savePreference()" />
+			</div>
+		</div>
+	</div>
 	<div
 		class="col-12"
 		*ngIf="tab === 'LOCATION'">

desktop/src/app/settings/settings.component.ts

@@ -29,6 +29,13 @@ export class SettingsComponent implements AfterViewInit, OnDestroy {
 	private readonly locationChangeSubscription?: Subscription
 
 	protected readonly menuModel: MenuItem[] = [
+		{
+			icon: 'mdi mdi-cog',
+			label: 'General',
+			command: (e) => {
+				this.showTab('GENERAL', e.item?.label)
+			},
+		},
 		{
 			icon: 'mdi mdi-map-marker',
 			label: 'Location',

desktop/src/shared/services/api.service.ts

@@ -10,7 +10,7 @@ import { FlatWizardRequest } from '../types/flat-wizard.types'
 import { Focuser } from '../types/focuser.types'
 import { HipsSurvey } from '../types/framing.types'
 import { GuideDirection, GuideOutput, Guider, GuiderHistoryStep, SettleInfo } from '../types/guider.types'
-import { ConnectionStatus, ConnectionType } from '../types/home.types'
+import { ConnectionStatus, ConnectionType, LatestRelease } from '../types/home.types'
 import { AnnotateImageRequest, CoordinateInterpolation, DetectedStar, FOVCamera, FOVTelescope, ImageAnnotation, ImageInfo, ImageMousePosition, ImageSaveDialog, ImageSolved, ImageTransformation } from '../types/image.types'
 import { CelestialLocationType, Mount, MountRemoteControl, MountRemoteControlProtocol, SlewRate, TrackMode } from '../types/mount.types'
 import { PlateSolverRequest } from '../types/platesolver.types'
@@ -708,4 +708,10 @@ export class ApiService {
 		const query = this.http.query({ accepted })
 		return this.http.put(`confirmation/${idempotencyKey}?${query}`)
 	}
+
+	// SYSTEM
+
+	latestRelease() {
+		return this.http.get<LatestRelease | undefined>('system/latest-release')
+	}
 }

desktop/src/shared/types/home.types.ts

@@ -32,6 +32,13 @@ export interface HomeConnectionDialog {
 	edited: boolean
 }
 
+export interface LatestRelease {
+	version: string
+	name: string
+	draft: boolean
+	preRelease: boolean
+}
+
 export const DEFAULT_CONNECTION_HOST: string = 'localhost'
 export const DEFAULT_CONNECTION_PORT: number = 7624
 

desktop/src/shared/types/settings.types.ts

@@ -6,9 +6,10 @@ import { DEFAULT_PLATE_SOLVER_SETTINGS, plateSolverSettingsWithDefault, type Pla
 import { DEFAULT_STACKER_SETTINGS, stackerSettingsWithDefault, type StackerSettings, type StackerType } from './stacker.types'
 import { DEFAULT_STAR_DETECTOR_SETTINGS, starDetectorSettingsWithDefault, type StarDetectorSettings, type StarDetectorType } from './stardetector.types'
 
-export type SettingsTab = 'LOCATION' | 'PLATE_SOLVER' | 'STAR_DETECTOR' | 'LIVE_STACKER' | 'STACKER' | 'CAPTURE_NAMING_FORMAT'
+export type SettingsTab = 'GENERAL' | 'LOCATION' | 'PLATE_SOLVER' | 'STAR_DETECTOR' | 'LIVE_STACKER' | 'STACKER' | 'CAPTURE_NAMING_FORMAT'
 
 export interface SettingsPreference {
+	checkVersion: boolean
 	plateSolver: Record<PlateSolverType, PlateSolverSettings>
 	starDetector: Record<StarDetectorType, StarDetectorSettings>
 	liveStacker: Record<LiveStackerType, LiveStackerSettings>
@@ -19,6 +20,7 @@ export interface SettingsPreference {
 }
 
 export const DEFAULT_SETTINGS_PREFERENCE: SettingsPreference = {
+	checkVersion: true,
 	plateSolver: {
 		ASTROMETRY_NET: structuredClone(DEFAULT_PLATE_SOLVER_SETTINGS),
 		ASTROMETRY_NET_ONLINE: structuredClone(DEFAULT_PLATE_SOLVER_SETTINGS),
@@ -46,6 +48,7 @@ export const DEFAULT_SETTINGS_PREFERENCE: SettingsPreference = {
 export function settingsPreferenceWithDefault(preference?: Partial<SettingsPreference>, source: SettingsPreference = DEFAULT_SETTINGS_PREFERENCE) {
 	if (!preference) return structuredClone(source)
 
+	preference.checkVersion ??= source.checkVersion
 	preference.plateSolver ??= structuredClone(source.plateSolver)
 	preference.starDetector ??= structuredClone(source.starDetector)
 	preference.liveStacker ??= structuredClone(source.liveStacker)