Initial version of nodemcu Emulation project

simulation/src/de/c3ma/ollo/mockup/ESP8266Node.java

@@ -0,0 +1,79 @@
+package de.c3ma.ollo.mockup;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.Files;
+
+import org.luaj.vm2.LuaTable;
+import org.luaj.vm2.LuaValue;
+import org.luaj.vm2.lib.OneArgFunction;
+import org.luaj.vm2.lib.TwoArgFunction;
+import org.luaj.vm2.lib.ZeroArgFunction;
+
+import de.c3ma.ollo.LuaSimulation;
+
+/**
+ * created at 29.12.2017 - 01:29:40<br />
+ * creator: ollo<br />
+ * project: WS2812Emulation<br />
+ * $Id: $<br />
+ * @author ollo<br />
+ */
+public class ESP8266Node extends TwoArgFunction {
+
+    private File workingDir = null;
+    private LuaSimulation nodemcuSimu;
+    
+    public ESP8266Node(LuaSimulation nodemcuSimu) {
+        this.nodemcuSimu = nodemcuSimu;
+    }
+
+    @Override
+    public LuaValue call(LuaValue modname, LuaValue env) {
+        env.checkglobals();
+        final LuaTable node = new LuaTable();
+        node.set("compile", new CompileFunction());
+        node.set("restart", new RestartFunction());
+        env.set("node", node);
+        env.get("package").get("loaded").set("node", node);        
+        return node;
+    }
+
+    private class CompileFunction extends OneArgFunction {
+
+        @Override
+        public LuaValue call(LuaValue fileName) {
+            final String codeFileName = fileName.checkjstring();
+            final String compiledFileName = fileName.checkjstring().replace(".lua", ".lc");
+            final File f = new File( workingDir.getAbsolutePath() + File.separator + codeFileName);
+            System.out.println("[Node] Compiling " + compiledFileName);
+            final File outf = new File( workingDir.getAbsolutePath() + File.separator + compiledFileName);
+            if (f.exists()) {
+                //Simply copy the file as .lc file
+                try {
+                    Files.copy(f.toPath(), outf.toPath());
+                } catch (IOException e) {
+                    return LuaValue.valueOf(false);
+                }
+            }
+            
+            return LuaValue.valueOf(f.exists());
+        }
+        
+    }
+    
+    private class RestartFunction extends ZeroArgFunction {
+
+        @Override
+        public LuaValue call() {
+            System.out.println("[Node] Restart");
+            nodemcuSimu.reboottriggered();
+            return LuaValue.valueOf(false);
+        }
+        
+    }
+    
+    public void setWorkingDirectory(File workingDir) {
+        this.workingDir = workingDir;        
+    }
+}