demo/playground/build.gradle.kts

@@ -29,7 +29,10 @@ kotlin {
     jvm {
         withJava()
         compilations.all {
-            kotlinOptions.jvmTarget = "11"
+            kotlinOptions{
+                jvmTarget = "11"
+                freeCompilerArgs = freeCompilerArgs + "-Xjvm-default=all" + "-Xopt-in=kotlin.RequiresOptIn" + "-Xlambdas=indy"
+            }
         }
         testRuns["test"].executionTask.configure {
             useJUnitPlatform()
@@ -51,33 +54,34 @@ kotlin {
     sourceSets {
         val commonMain by getting {
             dependencies {
-                api(project(":visionforge-solid"))
+                implementation(projects.visionforgeSolid)
-                api(project(":visionforge-gdml"))
+                implementation(projects.visionforgeGdml)
-                api(project(":visionforge-plotly"))
+                implementation(projects.visionforgePlotly)
-                api(projects.visionforge.visionforgeMarkdown)
+                implementation(projects.visionforgeMarkdown)
-                api(projects.visionforge.cernRootLoader)
+                implementation(projects.cernRootLoader)
+                implementation(projects.jupyter.jupyterBase)
             }
         }
 
         val jsMain by getting {
             dependencies {
-                api(project(":ui:ring"))
+                implementation(projects.ui.ring)
-                api(project(":visionforge-threejs"))
+                implementation(projects.visionforgeThreejs)
             }
         }
 
         val jvmMain by getting {
             dependencies {
-                api(project(":visionforge-server"))
+                implementation(projects.visionforgeServer)
-                api("ch.qos.logback:logback-classic:1.2.3")
+                implementation("ch.qos.logback:logback-classic:1.2.3")
-                api("com.github.Ricky12Awesome:json-schema-serialization:0.6.6")
+                implementation("com.github.Ricky12Awesome:json-schema-serialization:0.6.6")
             }
         }
     }
 }
 
-tasks.withType<org.jetbrains.kotlinx.jupyter.api.plugin.tasks.JupyterApiResourcesTask> {
+val processJupyterApiResources by tasks.getting(org.jetbrains.kotlinx.jupyter.api.plugin.tasks.JupyterApiResourcesTask::class){
     libraryProducers = listOf("space.kscience.visionforge.examples.VisionForgePlayGroundForJupyter")
 }
 
-tasks.findByName("shadowJar")?.dependsOn("processJupyterApiResources")
+tasks.findByName("shadowJar")?.dependsOn(processJupyterApiResources)

demo/playground/src/jvmMain/kotlin/VisionForgePlayGroundForJupyter.kt

@@ -1,41 +1,27 @@
 package space.kscience.visionforge.examples
 
-import kotlinx.html.stream.createHTML
-import org.jetbrains.kotlinx.jupyter.api.HTML
-import org.jetbrains.kotlinx.jupyter.api.libraries.JupyterIntegration
 import org.jetbrains.kotlinx.jupyter.api.libraries.resources
 import space.kscience.dataforge.context.Context
 import space.kscience.dataforge.misc.DFExperimental
 import space.kscience.gdml.Gdml
 import space.kscience.plotly.Plot
-import space.kscience.visionforge.Vision
 import space.kscience.visionforge.gdml.toVision
-import space.kscience.visionforge.html.HtmlVisionFragment
+import space.kscience.visionforge.jupyter.JupyterPluginBase
-import space.kscience.visionforge.html.Page
-import space.kscience.visionforge.html.embedAndRenderVisionFragment
 import space.kscience.visionforge.plotly.PlotlyPlugin
 import space.kscience.visionforge.plotly.asVision
 import space.kscience.visionforge.solid.Solids
-import space.kscience.visionforge.visionManager
 
 @DFExperimental
-public class VisionForgePlayGroundForJupyter : JupyterIntegration() {
+internal class VisionForgePlayGroundForJupyter : JupyterPluginBase(
-
+    Context("VisionForge") {
-    private val context = Context("VisionForge") {
         plugin(Solids)
         plugin(PlotlyPlugin)
     }
+) {
 
-    private var counter = 0
+    override fun Builder.afterLoaded() {
-
-    private fun produceHtmlVisionString(fragment: HtmlVisionFragment) = createHTML().apply {
-        embedAndRenderVisionFragment(context.visionManager, counter++, fragment = fragment)
-    }.finalize()
-
-    override fun Builder.onLoaded() {
-
         resources {
-            js("VisionForge"){
+            js("VisionForge") {
                 classPath("js/visionforge-playground.js")
             }
         }
@@ -44,41 +30,20 @@ public class VisionForgePlayGroundForJupyter : JupyterIntegration() {
             "space.kscience.gdml.*",
             "space.kscience.plotly.*",
             "space.kscience.plotly.models.*",
-            "kotlinx.html.*",
             "space.kscience.visionforge.solid.*",
-            "space.kscience.visionforge.html.Page",
-            "space.kscience.visionforge.html.page"
         )
 
+
         render<Gdml> { gdmlModel ->
-            val fragment = HtmlVisionFragment {
+            handler.produceHtml {
                 vision(gdmlModel.toVision())
             }
-            HTML(produceHtmlVisionString(fragment))
-        }
-
-        render<Vision> { vision ->
-            val fragment = HtmlVisionFragment {
-                vision(vision)
-            }
-
-            HTML(produceHtmlVisionString(fragment))
         }
 
         render<Plot> { plot ->
-            val fragment = HtmlVisionFragment {
+            handler.produceHtml {
                 vision(plot.asVision())
             }
-
-            HTML(produceHtmlVisionString(fragment))
-        }
-
-        render<space.kscience.plotly.PlotlyHtmlFragment> { fragment ->
-            HTML(createHTML().apply(fragment.visit).finalize())
-        }
-
-        render<Page> { page ->
-            HTML(page.render(createHTML()), true)
         }
     }
 

demo/playground/src/jvmMain/kotlin/formServer.kt

@@ -5,7 +5,7 @@ import space.kscience.dataforge.context.Global
 import space.kscience.dataforge.context.fetch
 import space.kscience.dataforge.names.asName
 import space.kscience.visionforge.VisionManager
-import space.kscience.visionforge.html.visionOfForm
+import space.kscience.visionforge.html.formFragment
 import space.kscience.visionforge.onPropertyChange
 import space.kscience.visionforge.three.server.close
 import space.kscience.visionforge.three.server.openInBrowser
@@ -18,7 +18,7 @@ fun main() {
     val server = visionManager.serve {
         useScript("js/visionforge-playground.js")
         page {
-            val form = visionOfForm("form") {
+            val form = formFragment("form") {
                 label {
                     htmlFor = "fname"
                     +"First name:"

demo/playground/src/jvmMain/kotlin/serverExtensions.kt

@@ -9,6 +9,7 @@ import space.kscience.visionforge.html.scriptHeader
 import space.kscience.visionforge.makeFile
 import space.kscience.visionforge.three.server.VisionServer
 import space.kscience.visionforge.three.server.useScript
+import space.kscience.visionforge.visionManager
 import java.awt.Desktop
 import java.nio.file.Path
 
@@ -25,7 +26,7 @@ public fun Context.makeVisionFile(
     show: Boolean = true,
     content: VisionTagConsumer<*>.() -> Unit
 ): Unit {
-    val actualPath = page(title, content = content).makeFile(path) { actualPath ->
+    val actualPath = visionManager.page(title, content = content).makeFile(path) { actualPath ->
         mapOf("playground" to scriptHeader("js/visionforge-playground.js", resourceLocation, actualPath))
     }
     if (show) Desktop.getDesktop().browse(actualPath.toFile().toURI())

jupyter/jupyter-base/build.gradle.kts

@@ -9,12 +9,12 @@ kotlin {
     sourceSets {
         commonMain{
             dependencies{
-                api(projects.visionforge.visionforgeCore)
+                api(projects.visionforgeCore)
             }
         }
         jvmMain {
             dependencies {
-                implementation(project(":visionforge-server"))
+                api(projects.visionforgeServer)
             }
         }
     }

jupyter/jupyter-base/src/jvmMain/kotlin/JupyterPluginBase.kt

@@ -0,0 +1,62 @@
+package space.kscience.visionforge.jupyter
+
+import kotlinx.html.stream.createHTML
+import org.jetbrains.kotlinx.jupyter.api.HTML
+import org.jetbrains.kotlinx.jupyter.api.declare
+import org.jetbrains.kotlinx.jupyter.api.libraries.JupyterIntegration
+import space.kscience.dataforge.context.Context
+import space.kscience.dataforge.context.ContextAware
+import space.kscience.dataforge.misc.DFExperimental
+import space.kscience.visionforge.Vision
+import space.kscience.visionforge.html.HtmlFormFragment
+import space.kscience.visionforge.html.HtmlVisionFragment
+import space.kscience.visionforge.html.Page
+import space.kscience.visionforge.html.fragment
+
+@DFExperimental
+public abstract class JupyterPluginBase(final override val context: Context) : JupyterIntegration(), ContextAware {
+
+    protected val handler: VisionForgeServerHandler = VisionForgeServerHandler(context)
+
+    protected abstract fun Builder.afterLoaded()
+
+    final override fun Builder.onLoaded() {
+
+        onLoaded {
+            declare("visionForge" to handler)
+        }
+
+        onShutdown {
+            handler.stopServer()
+        }
+
+        import(
+            "kotlinx.html.*",
+            "space.kscience.visionforge.html.*"
+        )
+
+
+        render<HtmlVisionFragment> { fragment ->
+            handler.produceHtml(fragment = fragment)
+        }
+
+        render<Vision> { vision ->
+            handler.produceHtml {
+                vision(vision)
+            }
+
+        }
+
+        render<Page> { page ->
+            HTML(page.render(createHTML()), true)
+        }
+
+        render<HtmlFormFragment> { fragment ->
+            handler.produceHtml {
+                fragment(fragment.formBody)
+                vision(fragment.vision)
+            }
+        }
+        afterLoaded()
+    }
+}

jupyter/jupyter-base/src/jvmMain/kotlin/VisionForgeServerHandler.kt

@@ -0,0 +1,81 @@
+package space.kscience.visionforge.jupyter
+
+import io.ktor.server.engine.ApplicationEngine
+import kotlinx.html.FORM
+import kotlinx.html.p
+import kotlinx.html.stream.createHTML
+import kotlinx.html.style
+import org.jetbrains.kotlinx.jupyter.api.HTML
+import org.jetbrains.kotlinx.jupyter.api.MimeTypedResult
+import space.kscience.dataforge.context.Context
+import space.kscience.dataforge.context.ContextAware
+import space.kscience.dataforge.context.info
+import space.kscience.dataforge.context.logger
+import space.kscience.dataforge.meta.get
+import space.kscience.dataforge.meta.int
+import space.kscience.dataforge.meta.string
+import space.kscience.visionforge.html.HtmlFormFragment
+import space.kscience.visionforge.html.HtmlFragment
+import space.kscience.visionforge.html.HtmlVisionFragment
+import space.kscience.visionforge.html.visionFragment
+import space.kscience.visionforge.three.server.VisionServer
+import space.kscience.visionforge.three.server.serve
+import space.kscience.visionforge.visionManager
+
+public class VisionForgeServerHandler(override val context: Context) : ContextAware {
+    private var counter = 0
+
+    private var engine: ApplicationEngine? = null
+    private var server: VisionServer? = null
+
+    public var isolateFragments: Boolean = false
+
+    public fun legacyMode() {
+        isolateFragments = true
+    }
+
+    public fun startServer(
+        host: String = context.properties["visionforge.host"].string ?: "localhost",
+        port: Int = context.properties["visionforge.port"].int ?: VisionServer.DEFAULT_PORT,
+        configuration: VisionServer.() -> Unit = {},
+    ): HtmlFragment {
+        engine?.stop(1000, 2000)
+        engine = context.visionManager.serve(host, port) {
+            configuration()
+            server = this
+        }.start()
+        return {
+            if(server!= null){
+                p {
+                    style = "color: red;"
+                    +"Stopping current VisionForge server"
+                }
+            }
+            p {
+                style = "color: blue;"
+                +"Starting VisionForge server on http://$host:$port"
+            }
+        }
+    }
+
+    public fun stopServer() {
+        engine?.apply {
+            logger.info { "Stopping VisionForge server" }
+        }?.stop(1000, 2000)
+    }
+
+    private fun produceHtmlString(
+        fragment: HtmlVisionFragment,
+    ): String = server?.serveVisionsFromFragment("content[${counter++}]", fragment)
+        ?: createHTML().apply {
+            visionFragment(context.visionManager, fragment = fragment)
+        }.finalize()
+
+    public fun produceHtml(isolated: Boolean? = null, fragment: HtmlVisionFragment): MimeTypedResult =
+        HTML(produceHtmlString(fragment), isolated ?: isolateFragments)
+
+    public fun fragment(body: HtmlVisionFragment): MimeTypedResult = produceHtml(fragment = body)
+    public fun page(body: HtmlVisionFragment): MimeTypedResult = produceHtml(true, body)
+
+    public fun form(builder: FORM.() -> Unit): HtmlFormFragment = HtmlFormFragment("form[${counter++}]", builder = builder)
+}

jupyter/visionforge-jupyter-base/src/jvmMain/kotlin/JupyterPluginBase.kt

@@ -1,77 +0,0 @@
-package space.kscience.visionforge.jupyter
-
-import io.ktor.server.cio.CIO
-import io.ktor.server.engine.ApplicationEngine
-import io.ktor.server.engine.embeddedServer
-import kotlinx.html.stream.createHTML
-import org.jetbrains.kotlinx.jupyter.api.HTML
-import org.jetbrains.kotlinx.jupyter.api.libraries.JupyterIntegration
-import space.kscience.dataforge.context.Context
-import space.kscience.dataforge.context.ContextAware
-import space.kscience.dataforge.meta.get
-import space.kscience.dataforge.meta.int
-import space.kscience.dataforge.meta.string
-import space.kscience.dataforge.misc.DFExperimental
-import space.kscience.visionforge.Vision
-import space.kscience.visionforge.html.HtmlVisionFragment
-import space.kscience.visionforge.html.Page
-import space.kscience.visionforge.html.embedAndRenderVisionFragment
-import space.kscience.visionforge.three.server.VisionServer
-import space.kscience.visionforge.three.server.visionServer
-import space.kscience.visionforge.visionManager
-
-private const val DEFAULT_VISIONFORGE_PORT = 88898
-
-@DFExperimental
-public abstract class JupyterPluginBase(
-    override val context: Context,
-) : JupyterIntegration(), ContextAware {
-
-    private var counter = 0
-
-    private fun produceHtmlVisionString(fragment: HtmlVisionFragment) = createHTML().apply {
-        embedAndRenderVisionFragment(context.visionManager, counter++, fragment = fragment)
-    }.finalize()
-
-    private var engine: ApplicationEngine? = null
-    private var server: VisionServer? = null
-
-    override fun Builder.onLoaded() {
-
-        onLoaded {
-            val host = context.properties["visionforge.host"].string ?: "localhost"
-            val port = context.properties["visionforge.port"].int ?: DEFAULT_VISIONFORGE_PORT
-            engine = context.embeddedServer(CIO, port, host) {
-                server = visionServer(context)
-            }.start()
-        }
-
-        onShutdown {
-            engine?.stop(1000, 1000)
-            engine = null
-            server = null
-        }
-
-        import(
-            "kotlinx.html.*",
-            "space.kscience.visionforge.html.Page",
-            "space.kscience.visionforge.html.page",
-        )
-
-        render<Vision> { vision ->
-            val server = this@JupyterPluginBase.server
-            if (server == null) {
-                HTML(produceHtmlVisionString { vision(vision) })
-            } else {
-                val route = "route.${counter++}"
-                HTML(server.createHtmlAndServe(route,route, emptyList()){
-                    vision(vision)
-                })
-            }
-        }
-
-        render<Page> { page ->
-            //HTML(page.render(createHTML()), true)
-        }
-    }
-}

jupyter/visionforge-jupyter-gdml/build.gradle.kts

@@ -32,18 +32,19 @@ kotlin {
     sourceSets {
         commonMain {
             dependencies {
-                api(project(":visionforge-solid"))
+                implementation(projects.visionforgeSolid)
+                implementation(projects.jupyter.jupyterBase)
             }
         }
         jvmMain {
             dependencies {
-                implementation(project(":visionforge-gdml"))
+                implementation(projects.visionforgeGdml)
             }
         }
         jsMain {
             dependencies {
-                api(project(":visionforge-threejs"))
+                implementation(projects.visionforgeThreejs)
-                implementation(project(":ui:ring"))
+                implementation(projects.ui.ring)
             }
         }
 

jupyter/visionforge-jupyter-gdml/src/jvmMain/kotlin/GdmlForJupyter.kt

@@ -1,34 +1,21 @@
 package space.kscience.visionforge.gdml.jupyter
 
-import kotlinx.html.stream.createHTML
-import org.jetbrains.kotlinx.jupyter.api.HTML
-import org.jetbrains.kotlinx.jupyter.api.libraries.JupyterIntegration
 import org.jetbrains.kotlinx.jupyter.api.libraries.resources
 import space.kscience.dataforge.context.Context
 import space.kscience.dataforge.misc.DFExperimental
 import space.kscience.gdml.Gdml
-import space.kscience.visionforge.Vision
 import space.kscience.visionforge.gdml.toVision
-import space.kscience.visionforge.html.HtmlVisionFragment
+import space.kscience.visionforge.jupyter.JupyterPluginBase
-import space.kscience.visionforge.html.Page
-import space.kscience.visionforge.html.embedAndRenderVisionFragment
 import space.kscience.visionforge.solid.Solids
-import space.kscience.visionforge.visionManager
 
 @DFExperimental
-internal class GdmlForJupyter : JupyterIntegration() {
+internal class GdmlForJupyter : JupyterPluginBase(
-
+    Context("GDML") {
-    private val context = Context("GDML") {
         plugin(Solids)
     }
+) {
 
-    private var counter = 0
+    override fun Builder.afterLoaded() {
-
-    private fun produceHtmlVisionString(fragment: HtmlVisionFragment) = createHTML().apply {
-        embedAndRenderVisionFragment(context.visionManager, counter++, fragment = fragment)
-    }.finalize()
-
-    override fun Builder.onLoaded() {
 
         resources {
             js("three") {
@@ -38,23 +25,11 @@ internal class GdmlForJupyter : JupyterIntegration() {
 
         import(
             "space.kscience.gdml.*",
-            "kotlinx.html.*",
-            "space.kscience.visionforge.solid.*",
-            "space.kscience.visionforge.html.Page",
-            "space.kscience.visionforge.html.page",
             "space.kscience.visionforge.gdml.jupyter.*"
         )
 
-        render<Vision> { vision ->
-            HTML(produceHtmlVisionString { vision(vision) })
-        }
-
         render<Gdml> { gdmlModel ->
-            HTML(produceHtmlVisionString { vision(gdmlModel.toVision()) })
+            handler.produceHtml { vision(gdmlModel.toVision()) }
-        }
-
-        render<Page> { page ->
-            HTML(page.render(createHTML()), true)
         }
     }
 }

settings.gradle.kts

@@ -61,6 +61,6 @@ include(
     ":demo:playground",
     ":demo:plotly-fx",
     ":demo:js-playground",
-    ":jupyter:visionforge-jupyter-base",
+    ":jupyter:jupyter-base",
     ":jupyter:visionforge-jupyter-gdml"
 )

visionforge-core/src/commonMain/kotlin/space/kscience/visionforge/html/HtmlFragment.kt

@@ -3,7 +3,6 @@ package space.kscience.visionforge.html
 import kotlinx.html.FlowContent
 import kotlinx.html.TagConsumer
 import kotlinx.html.stream.createHTML
-import space.kscience.dataforge.misc.DFExperimental
 
 public typealias HtmlFragment = TagConsumer<*>.() -> Unit
 
@@ -15,9 +14,4 @@ public fun TagConsumer<*>.fragment(fragment: HtmlFragment) {
 
 public fun FlowContent.fragment(fragment: HtmlFragment) {
     fragment(consumer)
-}
+}
-
-public typealias HtmlVisionFragment = VisionTagConsumer<*>.() -> Unit
-
-@DFExperimental
-public fun HtmlVisionFragment(content: VisionTagConsumer<*>.() -> Unit): HtmlVisionFragment = content

visionforge-core/src/commonMain/kotlin/space/kscience/visionforge/html/HtmlVisionRenderer.kt

@@ -6,26 +6,47 @@ import space.kscience.dataforge.misc.DFExperimental
 import space.kscience.dataforge.names.Name
 import space.kscience.visionforge.Vision
 import space.kscience.visionforge.VisionManager
+import kotlin.random.Random
+import kotlin.random.nextUInt
 
-public fun TagConsumer<*>.embedVisionFragment(
+public typealias HtmlVisionFragment = VisionTagConsumer<*>.() -> Unit
+
+@DFExperimental
+public fun HtmlVisionFragment(content: VisionTagConsumer<*>.() -> Unit): HtmlVisionFragment = content
+
+
+internal const val RENDER_FUNCTION_NAME = "renderAllVisionsById"
+
+
+/**
+ * Render a fragment in the given consumer and return a map of extracted visions
+ * @param manager a VisionManager used for serialization
+ * @param embedData embed Vision initial state in the HTML
+ * @param fetchDataUrl fetch data after first render from given url
+ * @param fetchUpdatesUrl receive push updates from the server at given url
+ * @param idPrefix a prefix to be used before vision ids
+ * @param renderScript if true add rendering script after the fragment
+ */
+public fun TagConsumer<*>.visionFragment(
     manager: VisionManager,
     embedData: Boolean = true,
-    fetchData: String? = null,
+    fetchDataUrl: String? = null,
-    fetchUpdates: String? = null,
+    fetchUpdatesUrl: String? = null,
     idPrefix: String? = null,
+    renderScript: Boolean = true,
     fragment: HtmlVisionFragment,
 ): Map<Name, Vision> {
     val visionMap = HashMap<Name, Vision>()
-    val consumer = object : VisionTagConsumer<Any?>(this@embedVisionFragment, manager, idPrefix) {
+    val consumer = object : VisionTagConsumer<Any?>(this@visionFragment, manager, idPrefix) {
         override fun DIV.renderVision(name: Name, vision: Vision, outputMeta: Meta) {
             visionMap[name] = vision
             // Toggle update mode
 
-            fetchUpdates?.let {
+            fetchUpdatesUrl?.let {
                 attributes[OUTPUT_CONNECT_ATTRIBUTE] = it
             }
 
-            fetchData?.let {
+            fetchDataUrl?.let {
                 attributes[OUTPUT_FETCH_ATTRIBUTE] = it
             }
 
@@ -40,39 +61,36 @@ public fun TagConsumer<*>.embedVisionFragment(
             }
         }
     }
-    fragment(consumer)
+    if (renderScript) {
-    return visionMap
+        val id = "fragment[${fragment.hashCode()}/${Random.nextUInt()}]"
-}
-
-public fun FlowContent.embedVisionFragment(
-    manager: VisionManager,
-    embedData: Boolean = true,
-    fetchDataUrl: String? = null,
-    fetchUpdatesUrl: String? = null,
-    idPrefix: String? = null,
-    fragment: HtmlVisionFragment,
-): Map<Name, Vision> = consumer.embedVisionFragment(manager, embedData, fetchDataUrl, fetchUpdatesUrl, idPrefix, fragment)
-
-
-internal const val RENDER_FUNCTION_NAME = "renderAllVisionsById"
-
-public fun TagConsumer<*>.embedAndRenderVisionFragment(
-    manager: VisionManager,
-    id: Any,
-    embedData: Boolean = true,
-    fetchData: String? = null,
-    fetchUpdates: String? = null,
-    idPrefix: String? = null,
-    fragment: HtmlVisionFragment,
-) {
-    div {
         div {
-            this.id = id.toString()
+            this.id = id
-            embedVisionFragment(manager, embedData, fetchData, fetchUpdates, idPrefix, fragment)
+            fragment(consumer)
         }
         script {
             type = "text/javascript"
             unsafe { +"window.${RENDER_FUNCTION_NAME}(\"$id\");" }
         }
+    } else {
+        fragment(consumer)
     }
-}
+    return visionMap
+}
+
+public fun FlowContent.visionFragment(
+    manager: VisionManager,
+    embedData: Boolean = true,
+    fetchDataUrl: String? = null,
+    fetchUpdatesUrl: String? = null,
+    idPrefix: String? = null,
+    renderSctipt: Boolean = true,
+    fragment: HtmlVisionFragment,
+): Map<Name, Vision> = consumer.visionFragment(
+    manager,
+    embedData,
+    fetchDataUrl,
+    fetchUpdatesUrl,
+    idPrefix,
+    renderSctipt,
+    fragment
+)

visionforge-core/src/commonMain/kotlin/space/kscience/visionforge/html/Page.kt

@@ -1,12 +1,11 @@
 package space.kscience.visionforge.html
 
 import kotlinx.html.*
-import space.kscience.dataforge.context.Context
 import space.kscience.dataforge.misc.DFExperimental
-import space.kscience.visionforge.visionManager
+import space.kscience.visionforge.VisionManager
 
 public data class Page(
-    public val context: Context,
+    public val visionManager: VisionManager,
     public val title: String,
     public val headers: Map<String, HtmlFragment>,
     public val content: HtmlVisionFragment,
@@ -22,14 +21,14 @@ public data class Page(
             title(this@Page.title)
         }
         body {
-            embedVisionFragment(context.visionManager, fragment = content)
+            visionFragment(visionManager, fragment = content)
         }
     }.finalize()
 }
 
 
 @DFExperimental
-public fun Context.page(
+public fun VisionManager.page(
     title: String = "VisionForge page",
     vararg headers: Pair<String, HtmlFragment>,
     content: HtmlVisionFragment,

visionforge-core/src/commonMain/kotlin/space/kscience/visionforge/html/VisionOfHtmlForm.kt

@@ -7,6 +7,7 @@ import kotlinx.html.id
 import kotlinx.serialization.SerialName
 import kotlinx.serialization.Serializable
 import space.kscience.dataforge.meta.Meta
+import space.kscience.dataforge.meta.get
 import space.kscience.dataforge.meta.node
 
 @Serializable
@@ -17,10 +18,29 @@ public class VisionOfHtmlForm(
     public var values: Meta? by meta.node()
 }
 
-public inline fun <R> TagConsumer<R>.visionOfForm(id: String, crossinline builder: FORM.() -> Unit): VisionOfHtmlForm {
+public class HtmlFormFragment internal constructor(
-    form {
+    public val vision: VisionOfHtmlForm,
-        this.id = id
+    public val formBody: HtmlFragment,
-        builder()
+){
+    public val values: Meta? get() = vision.values
+    public operator fun get(valueName: String): Meta? = values?.get(valueName)
+}
+
+public fun HtmlFormFragment(id: String? = null, builder: FORM.() -> Unit): HtmlFormFragment {
+    val realId = id ?: "form[${builder.hashCode().toUInt()}]"
+    return HtmlFormFragment(VisionOfHtmlForm(realId)) {
+        form {
+            this.id = realId
+            builder()
+        }
     }
-    return VisionOfHtmlForm(id)
+}
+
+public fun <R> TagConsumer<R>.formFragment(
+    id: String? = null,
+    builder: FORM.() -> Unit,
+): VisionOfHtmlForm {
+    val formFragment = HtmlFormFragment(id, builder)
+    fragment(formFragment.formBody)
+    return formFragment.vision
 }

visionforge-core/src/commonMain/kotlin/space/kscience/visionforge/html/VisionTagConsumer.kt

@@ -42,7 +42,7 @@ public abstract class VisionTagConsumer<R>(
     private val idPrefix: String? = null,
 ) : TagConsumer<R> by root {
 
-    public open fun resolveId(name: Name): String = (idPrefix ?: "output:") + name.toString()
+    public open fun resolveId(name: Name): String = (idPrefix ?: "output") + "[$name]"
 
     /**
      * Render a vision inside the output fragment

visionforge-core/src/jsMain/kotlin/space/kscience/visionforge/VisionClient.kt

@@ -164,7 +164,7 @@ public class VisionClient : AbstractPlugin() {
                     val endpoint = resolveEndpoint(element)
                     logger.info { "Vision server is resolved to $endpoint" }
                     URL(endpoint).apply {
-                        pathname += "/vision"
+                        pathname += "/data"
                     }
                 } else {
                     URL(attr.value)

visionforge-core/src/jsMain/kotlin/space/kscience/visionforge/inputRenderers.kt

@@ -94,7 +94,7 @@ public val formVisionRenderer: ElementVisionRenderer = ElementVisionRenderer<Vis
     form.onsubmit = { event ->
         event.preventDefault()
         val formData = FormData(form).toMeta()
-        console.log(formData.toString())
+        //console.log(formData.toString())
         vision.values = formData
         false
     }

visionforge-server/src/main/kotlin/space/kscience/visionforge/three/server/VisionServer.kt

@@ -4,12 +4,10 @@ import io.ktor.application.*
 import io.ktor.features.CORS
 import io.ktor.features.CallLogging
 import io.ktor.html.respondHtml
-import io.ktor.http.ContentType
+import io.ktor.http.*
-import io.ktor.http.HttpStatusCode
 import io.ktor.http.cio.websocket.Frame
 import io.ktor.http.content.resources
 import io.ktor.http.content.static
-import io.ktor.http.withCharset
 import io.ktor.response.respond
 import io.ktor.response.respondText
 import io.ktor.routing.*
@@ -25,8 +23,6 @@ import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 import kotlinx.html.*
 import kotlinx.html.stream.createHTML
-import space.kscience.dataforge.context.Context
-import space.kscience.dataforge.context.fetch
 import space.kscience.dataforge.meta.*
 import space.kscience.dataforge.misc.DFExperimental
 import space.kscience.dataforge.names.Name
@@ -34,7 +30,10 @@ import space.kscience.visionforge.Vision
 import space.kscience.visionforge.VisionChange
 import space.kscience.visionforge.VisionManager
 import space.kscience.visionforge.flowChanges
-import space.kscience.visionforge.html.*
+import space.kscience.visionforge.html.HtmlFragment
+import space.kscience.visionforge.html.HtmlVisionFragment
+import space.kscience.visionforge.html.fragment
+import space.kscience.visionforge.html.visionFragment
 import space.kscience.visionforge.three.server.VisionServer.Companion.DEFAULT_PAGE
 import java.awt.Desktop
 import java.net.URI
@@ -43,12 +42,13 @@ import kotlin.time.Duration.Companion.milliseconds
 
 /**
  * A ktor plugin container with given [routing]
+ * @param serverUrl a server url including root route
  */
 public class VisionServer internal constructor(
     private val visionManager: VisionManager,
-    private val application: Application,
+    private val serverUrl: Url,
-    private val rootRoute: String,
+    private val root: Route,
-) : Configurable, CoroutineScope by application {
+) : Configurable, CoroutineScope by root.application {
     override val meta: ObservableMutableMeta = MutableMeta()
 
     /**
@@ -74,7 +74,7 @@ public class VisionServer internal constructor(
     /**
      * Connect to server to get pushes. The address of the server is embedded in the tag. Default: `true`
      */
-    public var dataConnect: Boolean by meta.boolean(true, Name.parse("data.connect"))
+    public var dataUpdate: Boolean by meta.boolean(true, Name.parse("data.update"))
 
     /**
      * a list of headers that should be applied to all pages
@@ -90,6 +90,7 @@ public class VisionServer internal constructor(
 
     private fun HTML.visionPage(
         title: String,
+        pagePath: String,
         headers: List<HtmlFragment>,
         visionFragment: HtmlVisionFragment,
     ): Map<Name, Vision> {
@@ -106,11 +107,10 @@ public class VisionServer internal constructor(
         }
         body {
             //Load the fragment and remember all loaded visions
-            visionMap = embedVisionFragment(
+            visionMap = visionFragment(
                 manager = visionManager,
                 embedData = true,
-                fetchDataUrl = VisionTagConsumer.AUTO_DATA_ATTRIBUTE,
+                fetchUpdatesUrl = "$serverUrl$pagePath/ws",
-                fetchUpdatesUrl = VisionTagConsumer.AUTO_DATA_ATTRIBUTE,
                 fragment = visionFragment
             )
         }
@@ -122,7 +122,7 @@ public class VisionServer internal constructor(
      * Server a map of visions without providing explicit html page for them
      */
     @OptIn(DFExperimental::class)
-    internal fun serveVisions(route: Route, visions: Map<Name, Vision>): Unit = route {
+    private fun serveVisions(route: Route, visions: Map<Name, Vision>): Unit = route {
         application.log.info("Serving visions $visions at $route")
 
         //Update websocket
@@ -157,7 +157,7 @@ public class VisionServer internal constructor(
             }
         }
         //Plots in their json representation
-        get("vision") {
+        get("data") {
             val name: String = call.request.queryParameters["name"]
                 ?: error("Vision name is not defined in parameters")
 
@@ -174,47 +174,40 @@ public class VisionServer internal constructor(
         }
     }
 
-    /**
-     * Create a static html page and serve visions produced in the process
-     */
-    @DFExperimental
-    public fun createHtmlAndServe(
-        route: String,
-        title: String,
-        headers: List<HtmlFragment>,
-        visionFragment: HtmlVisionFragment,
-    ): String {
-        val htmlString = createHTML().apply {
-            html {
-                visionPage(title, headers, visionFragment).also {
-                    serveVisions(route, it)
-                }
-            }
-        }.finalize()
-
-        return htmlString
-    }
 
     /**
      * Serve visions in a given [route] without providing a page template
      */
     public fun serveVisions(route: String, visions: Map<Name, Vision>): Unit {
-        application.routing {
+        root.route(route) {
-            route(rootRoute) {
+            serveVisions(this, visions)
-                route(route) {
-                    serveVisions(this, visions)
-                }
-            }
         }
     }
 
     /**
-     * Serve a page, potentially containing any number of visions at a given [route] with given [headers].
+     * Compile a fragment to string and serve visions from it
+     */
+    public fun serveVisionsFromFragment(
+        route: String,
+        fragment: HtmlVisionFragment,
+    ): String = createHTML().apply {
+        val visions = visionFragment(
+            visionManager,
+            embedData = true,
+            fetchUpdatesUrl = "$serverUrl$route/ws",
+            renderScript = true,
+            fragment = fragment
+        )
+        serveVisions(route, visions)
+    }.finalize()
+
+    /**
+     * Serve a page, potentially containing any number of visions at a given [pagePath] with given [headers].
      *
      */
     public fun page(
-        route: String = DEFAULT_PAGE,
+        pagePath: String = DEFAULT_PAGE,
-        title: String = "VisionForge server page '$route'",
+        title: String = "VisionForge server page '$pagePath'",
         headers: List<HtmlFragment> = emptyList(),
         visionFragment: HtmlVisionFragment,
     ) {
@@ -223,35 +216,34 @@ public class VisionServer internal constructor(
         val cachedHtml: String? = if (cacheFragments) {
             //Create and cache page html and map of visions
             createHTML(true).html {
-                visions.putAll(visionPage(title, headers, visionFragment))
+                visions.putAll(visionPage(title, pagePath, headers, visionFragment))
             }
         } else {
             null
         }
 
-        application.routing {
+        root.route(pagePath) {
-            route(rootRoute) {
+            serveVisions(this, visions)
-                route(route) {
+            //filled pages
-                    serveVisions(this, visions)
+            get {
-                    //filled pages
+                if (cachedHtml == null) {
-                    get {
+                    //re-create html and vision list on each call
-                        if (cachedHtml == null) {
+                    call.respondHtml {
-                            //re-create html and vision list on each call
+                        visions.clear()
-                            call.respondHtml {
+                        visions.putAll(visionPage(title, pagePath, headers, visionFragment))
-                                visions.clear()
-                                visions.putAll(visionPage(title, headers, visionFragment))
-                            }
-                        } else {
-                            //Use cached html
-                            call.respondText(cachedHtml, ContentType.Text.Html.withCharset(Charsets.UTF_8))
-                        }
                     }
+                } else {
+                    //Use cached html
+                    call.respondText(cachedHtml, ContentType.Text.Html.withCharset(Charsets.UTF_8))
                 }
             }
         }
+
+
     }
 
     public companion object {
+        public const val DEFAULT_PORT: Int = 7777
         public const val DEFAULT_PAGE: String = "/"
         public val UPDATE_INTERVAL_KEY: Name = Name.parse("update.interval")
     }
@@ -286,7 +278,11 @@ public inline fun VisionServer.useCss(href: String, crossinline block: LINK.() -
 /**
  * Attach VisionForge server application to given server
  */
-public fun Application.visionServer(context: Context, route: String = DEFAULT_PAGE): VisionServer {
+public fun Application.visionServer(
+    visionManager: VisionManager,
+    webServerUrl: Url,
+    path: String = DEFAULT_PAGE,
+): VisionServer {
     if (featureOrNull(WebSockets) == null) {
         install(WebSockets)
     }
@@ -301,17 +297,15 @@ public fun Application.visionServer(context: Context, route: String = DEFAULT_PA
         install(CallLogging)
     }
 
-    val visionManager = context.fetch(VisionManager)
+    val serverRoute = (featureOrNull(Routing) ?: install(Routing)).createRouteFromPath(path)
 
-    routing {
+    serverRoute {
-        route(route) {
+        static {
-            static {
+            resources()
-                resources()
-            }
         }
     }
 
-    return VisionServer(visionManager, this, route)
+    return VisionServer(visionManager, webServerUrl.copy(encodedPath = path), serverRoute)
 }
 
 /**
@@ -319,10 +313,11 @@ public fun Application.visionServer(context: Context, route: String = DEFAULT_PA
  */
 public fun VisionManager.serve(
     host: String = "localhost",
-    port: Int = 7777,
+    port: Int = VisionServer.DEFAULT_PORT,
     block: VisionServer.() -> Unit,
 ): ApplicationEngine = context.embeddedServer(CIO, port, host) {
-    visionServer(context).apply(block)
+    val url = URLBuilder(host = host, port = port).build()
+    visionServer(this@serve, url).apply(block)
 }.start()
 
 /**

visionforge-threejs/src/main/kotlin/space/kscience/visionforge/solid/three/MeshThreeFactory.kt

@@ -47,7 +47,7 @@ public abstract class MeshThreeFactory<in T : Solid>(
         obj.onPropertyChange { name ->
             when {
                 name.startsWith(Solid.GEOMETRY_KEY) -> {
-                    val oldGeometry = mesh.geometry as BufferGeometry
+                    val oldGeometry = mesh.geometry
                     val newGeometry = buildGeometry(obj)
                     oldGeometry.attributes = newGeometry.attributes
                     //mesh.applyWireFrame(obj)

visionforge-threejs/src/main/kotlin/space/kscience/visionforge/solid/three/ThreeCanvas.kt

@@ -53,7 +53,7 @@ public class ThreeCanvas(
     private val mousePosition: Vector2 = Vector2()
 
     private val scene: Scene = Scene().apply {
-        options.useProperty(Canvas3DOptions::axes, this) { axesConfig ->
+        options.useProperty(Canvas3DOptions::axes, this) {
             getObjectByName(AXES_NAME)?.let { remove(it) }
             val axesObject = AxesHelper(axes.size.toInt()).apply { visible = axes.visible }
             axesObject.name = AXES_NAME

visionforge-threejs/visionforge-threejs-server/src/jvmMain/kotlin/space/kscience/visionforge/three/server/serverExtensions.kt

@@ -1,7 +1,7 @@
 package space.kscience.visionforge.three.server
 
-import space.kscience.dataforge.context.Context
 import space.kscience.dataforge.misc.DFExperimental
+import space.kscience.visionforge.VisionManager
 import space.kscience.visionforge.html.HtmlVisionFragment
 import space.kscience.visionforge.html.ResourceLocation
 import space.kscience.visionforge.html.page
@@ -16,7 +16,7 @@ public fun VisionServer.useThreeJs(): Unit {
 }
 
 @DFExperimental
-public fun Context.makeThreeJsFile(
+public fun VisionManager.makeThreeJsFile(
     content: HtmlVisionFragment,
     path: Path? = null,
     title: String = "VisionForge page",