From c06244465ca00864cd30d2c5bbef030b9f31844c Mon Sep 17 00:00:00 2001
From: Alexander Nozik <altavir@gmail.com>
Date: Tue, 5 Feb 2019 16:49:35 +0300
Subject: [PATCH] Scripting builders (does not work yet)

---
 dataforge-scripting/build.gradle.kts          | 12 +++++--
 .../hep/dataforge/scripting/Builders.kt       | 36 ++++++++++++++++++-
 .../hep/dataforge/scripting/BuildersKtTest.kt | 28 +++++++++++++++
 3 files changed, 73 insertions(+), 3 deletions(-)
 create mode 100644 dataforge-scripting/src/jvmTest/kotlin/hep/dataforge/scripting/BuildersKtTest.kt

diff --git a/dataforge-scripting/build.gradle.kts b/dataforge-scripting/build.gradle.kts
index 9c37715d..674ec25f 100644
--- a/dataforge-scripting/build.gradle.kts
+++ b/dataforge-scripting/build.gradle.kts
@@ -8,12 +8,20 @@ kotlin {
         val commonMain by getting {
             dependencies {
                 api(project(":dataforge-workspace"))
-                implementation("org.jetbrains.kotlin:kotlin-scripting-common")
+                implementation(kotlin("scripting-common"))
             }
         }
         val jvmMain by getting {
             dependencies {
-                implementation("org.jetbrains.kotlin:kotlin-scripting-jvm-host")
+                implementation(kotlin("scripting-jvm-host-embeddable"))
+                implementation(kotlin("scripting-jvm"))
+            }
+        }
+        val jvmTest by getting {
+            dependencies {
+                implementation(kotlin("test"))
+                implementation(kotlin("test-junit"))
+                implementation("ch.qos.logback:logback-classic:1.2.3")
             }
         }
     }
diff --git a/dataforge-scripting/src/jvmMain/kotlin/hep/dataforge/scripting/Builders.kt b/dataforge-scripting/src/jvmMain/kotlin/hep/dataforge/scripting/Builders.kt
index ffe5569a..452b3fe2 100644
--- a/dataforge-scripting/src/jvmMain/kotlin/hep/dataforge/scripting/Builders.kt
+++ b/dataforge-scripting/src/jvmMain/kotlin/hep/dataforge/scripting/Builders.kt
@@ -1,7 +1,41 @@
 package hep.dataforge.scripting
 
+import hep.dataforge.context.Global
+import hep.dataforge.workspace.Workspace
+import hep.dataforge.workspace.WorkspaceBuilder
 import java.io.File
+import kotlin.script.experimental.api.*
+import kotlin.script.experimental.host.toScriptSource
+import kotlin.script.experimental.jvm.dependenciesFromCurrentContext
+import kotlin.script.experimental.jvm.jvm
+import kotlin.script.experimental.jvmhost.BasicJvmScriptingHost
 
-fun buildWorkspace(file: File) {
+object Builders {
 
+    fun buildWorkspace(source: SourceCode): Workspace {
+        val builder = WorkspaceBuilder(Global)
+
+        val workspaceScriptConfiguration = ScriptCompilationConfiguration {
+            baseClass(Any::class)
+            implicitReceivers(WorkspaceBuilder::class)
+            jvm{
+                dependenciesFromCurrentContext()
+            }
+        }
+
+        val evaluationConfiguration = ScriptEvaluationConfiguration {
+            implicitReceivers(builder)
+        }
+
+        val res = BasicJvmScriptingHost().eval(source, workspaceScriptConfiguration, evaluationConfiguration)
+        res.reports.forEach{ scriptDiagnostic ->
+            scriptDiagnostic.exception?.let { throw it }
+        }
+
+        return builder.build()
+    }
+
+    fun buildWorkspace(file: File): Workspace = buildWorkspace(file.toScriptSource())
+
+    fun buildWorkspace(string: String): Workspace = buildWorkspace(string.toScriptSource())
 }
\ No newline at end of file
diff --git a/dataforge-scripting/src/jvmTest/kotlin/hep/dataforge/scripting/BuildersKtTest.kt b/dataforge-scripting/src/jvmTest/kotlin/hep/dataforge/scripting/BuildersKtTest.kt
new file mode 100644
index 00000000..ef58de78
--- /dev/null
+++ b/dataforge-scripting/src/jvmTest/kotlin/hep/dataforge/scripting/BuildersKtTest.kt
@@ -0,0 +1,28 @@
+package hep.dataforge.scripting
+
+import hep.dataforge.meta.get
+import hep.dataforge.meta.int
+import org.junit.Test
+import kotlin.test.assertEquals
+
+
+class BuildersKtTest {
+    @Test
+    fun testWorkspaceBuilder() {
+        val script = """
+            println("I am working")
+
+            context{
+                name = "test"
+            }
+
+            target("testTarget"){
+                "a" to 12
+            }
+        """.trimIndent()
+        val workspace = Builders.buildWorkspace(script)
+
+        val target = workspace.targets.getValue("testTarget")
+        assertEquals(12, target["a"]!!.int)
+    }
+}
\ No newline at end of file