From 190d676e5be95ba5670779e0fe9c557a916682ad Mon Sep 17 00:00:00 2001
From: Mario Pesch <mario.pesch@uni-muenster.de>
Date: Wed, 24 Mar 2021 15:33:08 +0100
Subject: [PATCH] fix #58

---
 src/components/Blockly/BlocklyWindow.js | 22 ++++++++++++++++++----
 src/components/Home.js                  |  8 +++++---
 2 files changed, 23 insertions(+), 7 deletions(-)

diff --git a/src/components/Blockly/BlocklyWindow.js b/src/components/Blockly/BlocklyWindow.js
index 0b0cf02..7a807a9 100644
--- a/src/components/Blockly/BlocklyWindow.js
+++ b/src/components/Blockly/BlocklyWindow.js
@@ -21,9 +21,18 @@ class BlocklyWindow extends Component {
   }
 
   componentDidMount() {
+    console.log(this.props);
     const workspace = Blockly.getMainWorkspace();
-    this.props.onChangeWorkspace({});
-    this.props.clearStats();
+
+    if (this.props.workspaceXML !== "") {
+      Blockly.Xml.clearWorkspaceAndLoadFromXml(
+        Blockly.Xml.textToDom(this.props.workspaceXML),
+        workspace
+      );
+    } else {
+      this.props.onChangeWorkspace({});
+      this.props.clearStats();
+    }
     workspace.addChangeListener((event) => {
       this.props.onChangeWorkspace(event);
       // switch on that a block is displayed disabled or not depending on whether it is correctly connected
@@ -38,6 +47,8 @@ class BlocklyWindow extends Component {
   componentDidUpdate(props) {
     const workspace = Blockly.getMainWorkspace();
     var xml = this.props.initialXml;
+    console.log(xml)
+    console.log(this.props.xml)
     // if svg is true, then the update process is done in the BlocklySvg component
     if (props.initialXml !== xml && !this.props.svg) {
       // guarantees that the current xml-code (this.props.initialXml) is rendered
@@ -45,6 +56,7 @@ class BlocklyWindow extends Component {
       if (!xml) xml = initialXml;
       Blockly.Xml.domToWorkspace(Blockly.Xml.textToDom(xml), workspace);
     }
+
     if (props.language !== this.props.language) {
       // change language
       if (!xml) xml = initialXml;
@@ -101,12 +113,14 @@ BlocklyWindow.propTypes = {
   onChangeWorkspace: PropTypes.func.isRequired,
   clearStats: PropTypes.func.isRequired,
   renderer: PropTypes.string.isRequired,
-  language: PropTypes.string.isRequired
+  language: PropTypes.string.isRequired,
+  workspaceXML: PropTypes.string.isRequired,
 };
 
 const mapStateToProps = state => ({
   renderer: state.general.renderer,
-  language: state.general.language
+  language: state.general.language.Blockly,
+  workspaceXML: state.workspace.code.xml,
 });
 
 export default connect(mapStateToProps, { onChangeWorkspace, clearStats })(BlocklyWindow);
diff --git a/src/components/Home.js b/src/components/Home.js
index d169d24..52ccebe 100644
--- a/src/components/Home.js
+++ b/src/components/Home.js
@@ -114,7 +114,7 @@ class Home extends Component {
             <div className='blocklyWindow'>
               {this.props.project ?
                 < BlocklyWindow blocklyCSS={{ height: '80vH' }} initialXml={this.props.project.xml} />
-                : < BlocklyWindow blocklyCSS={{ height: '80vH' }} />
+                : < BlocklyWindow blocklyCSS={{ height: '80vH' }}/>
               }
             </div>
           </Grid>
@@ -141,12 +141,14 @@ Home.propTypes = {
   clearStats: PropTypes.func.isRequired,
   workspaceName: PropTypes.func.isRequired,
   message: PropTypes.object.isRequired,
-  statistics: PropTypes.bool.isRequired
+  statistics: PropTypes.bool.isRequired,
+  
 };
 
 const mapStateToProps = state => ({
   message: state.message,
-  statistics: state.general.statistics
+  statistics: state.general.statistics,
+
 });