Impl: basic icon downloader

- downloads icons from internal and external urls
- it has no cache
- has issues with svg icons

Author: fioan89

src/main/kotlin/com/coder/gateway/models/WorkspaceAgentModel.kt

@@ -4,13 +4,15 @@ import com.coder.gateway.sdk.Arch
 import com.coder.gateway.sdk.OS
 import com.coder.gateway.sdk.v2.models.WorkspaceTransition
 import java.util.UUID
+import javax.swing.Icon
 
 data class WorkspaceAgentModel(
     val workspaceID: UUID,
     val workspaceName: String,
     val name: String,
     val templateID: UUID,
     val templateName: String,
+    val templateIcon: Icon,
     val status: WorkspaceVersionStatus,
     val agentStatus: WorkspaceAgentStatus,
     val lastBuildTransition: WorkspaceTransition,

src/main/kotlin/com/coder/gateway/sdk/CoderRestClientService.kt

@@ -18,6 +18,7 @@ import com.google.gson.Gson
 import com.google.gson.GsonBuilder
 import com.intellij.openapi.components.Service
 import okhttp3.OkHttpClient
+import okhttp3.Request
 import okhttp3.logging.HttpLoggingInterceptor
 import retrofit2.Retrofit
 import retrofit2.converter.gson.GsonConverterFactory
@@ -28,6 +29,7 @@ import java.util.UUID
 
 @Service(Service.Level.APP)
 class CoderRestClientService {
+    private lateinit var httpClient: OkHttpClient
     private lateinit var retroRestClient: CoderV2RestFacade
     private lateinit var sessionToken: String
     lateinit var coderURL: URL
@@ -43,15 +45,14 @@ class CoderRestClientService {
             .registerTypeAdapter(Instant::class.java, InstantConverter())
             .setPrettyPrinting()
             .create()
+        httpClient = OkHttpClient.Builder()
+            .addInterceptor { it.proceed(it.request().newBuilder().addHeader("Coder-Session-Token", token).build()) }
+            .addInterceptor(HttpLoggingInterceptor().apply { setLevel(HttpLoggingInterceptor.Level.BASIC) })
+            .build()
 
         retroRestClient = Retrofit.Builder()
             .baseUrl(url.toString())
-            .client(
-                OkHttpClient.Builder()
-                    .addInterceptor { it.proceed(it.request().newBuilder().addHeader("Coder-Session-Token", token).build()) }
-                    .addInterceptor(HttpLoggingInterceptor().apply { setLevel(HttpLoggingInterceptor.Level.BASIC) })
-                    .build()
-            )
+            .client(httpClient)
             .addConverterFactory(GsonConverterFactory.create(gson))
             .build()
             .create(CoderV2RestFacade::class.java)
@@ -144,4 +145,17 @@ class CoderRestClientService {
 
         return buildResponse.body()!!
     }
+
+    fun getImageIcon(url: URL): ByteArray? {
+        val request = Request.Builder().url(url).build()
+        httpClient.newCall(request).execute().use {response ->
+            if (!response.isSuccessful) {
+                return null
+            }
+
+            response.body!!.byteStream().use {
+                return it.readAllBytes()
+            }
+        }
+    }
 }

src/main/kotlin/com/coder/gateway/sdk/TemplateIconDownloader.kt

@@ -0,0 +1,52 @@
+package com.coder.gateway.sdk
+
+import com.coder.gateway.icons.CoderIcons
+import com.intellij.openapi.components.Service
+import com.intellij.openapi.components.service
+import com.intellij.util.IconUtil
+import okhttp3.OkHttpClient
+import okhttp3.Request
+import java.net.URL
+import javax.swing.Icon
+import javax.swing.ImageIcon
+
+@Service(Service.Level.APP)
+class TemplateIconDownloader {
+    private val coderClient: CoderRestClientService = service()
+    private val httpClient = OkHttpClient.Builder().build()
+    fun load(url: String, templateName: String): Icon {
+        if (url.isNullOrBlank()) {
+            return CoderIcons.UNKNOWN
+        }
+        var byteArray: ByteArray? = null
+
+        if (url.startsWith("http")) {
+            byteArray = if (url.contains(coderClient.coderURL.host)) {
+                coderClient.getImageIcon(url.toURL())
+            } else {
+                getExternalImageIcon(url.toURL())
+            }
+        } else if (url.contains(coderClient.coderURL.host)) {
+            byteArray = coderClient.getImageIcon(coderClient.coderURL.withPath(url))
+        }
+
+        if (byteArray != null) {
+            return IconUtil.resizeSquared(ImageIcon(byteArray), 32)
+        }
+
+        return CoderIcons.UNKNOWN
+    }
+
+    private fun getExternalImageIcon(url: URL): ByteArray? {
+        val request = Request.Builder().url(url).build()
+        httpClient.newCall(request).execute().use { response ->
+            if (!response.isSuccessful) {
+                return null
+            }
+
+            response.body!!.byteStream().use {
+                return it.readAllBytes()
+            }
+        }
+    }
+}

src/main/kotlin/com/coder/gateway/views/steps/CoderWorkspacesStepView.kt

@@ -15,6 +15,7 @@ import com.coder.gateway.sdk.CoderCLIManager
 import com.coder.gateway.sdk.CoderRestClientService
 import com.coder.gateway.sdk.CoderSemVer
 import com.coder.gateway.sdk.OS
+import com.coder.gateway.sdk.TemplateIconDownloader
 import com.coder.gateway.sdk.ex.AuthenticationResponseException
 import com.coder.gateway.sdk.ex.TemplateResponseException
 import com.coder.gateway.sdk.ex.WorkspaceResponseException
@@ -83,6 +84,8 @@ class CoderWorkspacesStepView(val enableNextButtonCallback: (Boolean) -> Unit) :
     private val cs = CoroutineScope(Dispatchers.Main)
     private var localWizardModel = CoderWorkspacesWizardModel()
     private val coderClient: CoderRestClientService = service()
+    private val iconDownloader: TemplateIconDownloader = service()
+
     private val appPropertiesService: PropertiesComponent = service()
 
     private var tfUrl: JTextField? = null
@@ -448,6 +451,7 @@ class CoderWorkspacesStepView(val enableNextButtonCallback: (Boolean) -> Unit) :
                             this.name,
                             this.templateID,
                             this.templateName,
+                            iconDownloader.load(this@agentModels.templateIcon, this.templateName),
                             WorkspaceVersionStatus.from(this),
                             WorkspaceAgentStatus.from(this),
                             this.latestBuild.transition,
@@ -466,6 +470,7 @@ class CoderWorkspacesStepView(val enableNextButtonCallback: (Boolean) -> Unit) :
                         workspaceWithAgentName,
                         this.templateID,
                         this.templateName,
+                        iconDownloader.load(this@agentModels.templateIcon, this.templateName),
                         WorkspaceVersionStatus.from(this),
                         WorkspaceAgentStatus.from(this),
                         this.latestBuild.transition,
@@ -484,6 +489,7 @@ class CoderWorkspacesStepView(val enableNextButtonCallback: (Boolean) -> Unit) :
                     this.name,
                     this.templateID,
                     this.templateName,
+                    iconDownloader.load(this@agentModels.templateIcon, this.templateName),
                     WorkspaceVersionStatus.from(this),
                     WorkspaceAgentStatus.from(this),
                     this.latestBuild.transition,
@@ -550,12 +556,7 @@ class CoderWorkspacesStepView(val enableNextButtonCallback: (Boolean) -> Unit) :
                 }
 
                 override fun getIcon(value: String, table: JTable?, row: Int): Icon {
-                    return when (OS.from(value)) {
-                        OS.LINUX -> CoderIcons.LINUX
-                        OS.WINDOWS -> CoderIcons.WINDOWS
-                        OS.MAC -> CoderIcons.MACOS
-                        else -> CoderIcons.UNKNOWN
-                    }
+                    return item?.templateIcon ?: CoderIcons.UNKNOWN
                 }
 
                 override fun isCenterAlignment() = true

src/main/resources/META-INF/plugin.xml

@@ -13,6 +13,7 @@
 
     <extensions defaultExtensionNs="com.intellij">
         <applicationService serviceImplementation="com.coder.gateway.sdk.CoderRestClientService"></applicationService>
+        <applicationService serviceImplementation="com.coder.gateway.sdk.TemplateIconDownloader"></applicationService>
         <applicationService serviceImplementation="com.coder.gateway.services.CoderRecentWorkspaceConnectionsService"></applicationService>
     </extensions>
     <extensions defaultExtensionNs="com.jetbrains">