Update Sort By Category Function

Change-Id: If1fe3358fb87be47a90dd90a79c794a751ab7288

appinventor/blocklyeditor/src/blocks/lexical-variables.js

@@ -132,7 +132,7 @@ Blockly.Blocks['lexical_variable_get'] = {
     Blockly.LexicalVariable.eventParamDomToMutation(this, xmlElement);
   },
   getVars: function() {
-    return this.getFieldValue('VAR');
+    return [this.getFieldValue('VAR')];
   },
   renameLexicalVar: function(oldName, newName) {
     // console.log("Renaming lexical variable from " + oldName + " to " + newName);
@@ -194,7 +194,7 @@ Blockly.Blocks['lexical_variable_set'] = {
     Blockly.LexicalVariable.eventParamDomToMutation(this, xmlElement);
   },
   getVars: function() {
-    return this.getFieldValue('VAR');
+    return [this.getFieldValue('VAR')];
   },
   renameLexicalVar: Blockly.Blocks.lexical_variable_get.renameLexicalVar,
   renameFree: function (freeSubstitution) {

appinventor/blocklyeditor/src/workspace_svg.js

@@ -669,19 +669,69 @@ Blockly.WorkspaceSvg.prototype.customContextMenu = function(menuOptions) {
   /**
    * Function that returns a name to be used to sort blocks.
    * The general comparator is the block.category attribute.
-   * In the case of 'Components' the comparator is the instanceName of the component if it exists
-   * (it does not exist for generic components).
    * In the case of Procedures the comparator is the NAME(for definitions) or PROCNAME (for calls)
+   * In the case of 'Components' the comparator is the type name, instance name, then event name
    * @param {!Blockly.Block} block the block that will be compared in the sortByCategory function
    * @returns {string} text to be used in the comparison
    */
-  function comparisonName(block){
-    if (block.category === 'Component' && block.instanceName)
-      return block.instanceName;
-    if (block.category === 'Procedures')
-      return (block.getFieldValue('NAME') || block.getFieldValue('PROCNAME'));
-    return block.category;
+  function comparisonName(block) {
+    // Add trailing numbers to represent their sequence
+    if (block.category == 'Variables') {
+      return ('a,' + block.type + ',' + block.getVars().join(','));
+    }
+    if (block.category === 'Procedures') {
+      // sort procedure definitions before calls
+      if (block.type.indexOf('procedures_def') == 0) {
+        return ('b,a:' + (block.getFieldValue('NAME') || block.getFieldValue('PROCNAME')));
+      } else {
+        return ('b,b:'+ (block.getFieldValue('NAME') || block.getFieldValue('PROCNAME')));
+      }
+    }
+    if (block.category == 'Component') {
+      var component = block.type + ',' + block.typeName + ','
+        + (block.isGeneric ? '!GENERIC!' : block.instanceName) + ',';
+      // sort Component blocks first, then events, methods, getters, or setters
+      if (block.type == 'component_event') {
+        component += block.eventName;
+      } else if (block.type == 'component_method') {
+        component += block.methodName;
+      } else if (block.type == 'component_set_get') {
+        component += block.setOrGet + block.propertyName;
+      } else {
+        // component blocks
+        component += '.Component';
+      }
+      return ('c,' + component);
+    }
+    // Floating blocks that are not Component
+    return ('d,' + block.type);
+  }
+
+  /**
+   * Function used to compare two strings with text and numbers
+   * @param {string} a first string to be compared
+   * @param {string} b second string to be compared
+   * @returns {number} returns 0 if the strings are equal, and -1 or 1 if they are not
+   */
+  function compareStrTextNum(strA,strB) {
+    // Use Regular Expression to match text and numbers
+    var regexStrA = strA.match(/^(.*?)([0-9]+)/i);
+    var regexStrB = strB.match(/^(.*?)([0-9]+)/i);
+
+    // There are numbers in the strings, compare numbers
+    if (regexStrA != null && regexStrB != null) {
+      if (regexStrA[1] < regexStrB[1]) {
+        return -1;
+      } else if (regexStrA[1] > regexStrB[1]) {
+        return 1;
+      } else {
+        return parseInt(regexStrA[2]) - parseInt(regexStrB[2]);
+      }
+    } else {
+      return strA.localeCompare(strB, undefined, {numeric:true});
     }
+  }
+
 
   /**
    * Function used to sort blocks by Category.
@@ -693,9 +743,93 @@ Blockly.WorkspaceSvg.prototype.customContextMenu = function(menuOptions) {
     var comparatorA = comparisonName(a).toLowerCase();
     var comparatorB = comparisonName(b).toLowerCase();
 
-    if (comparatorA < comparatorB) return -1;
-    else if (comparatorA > comparatorB) return +1;
-    else return 0;
+    if (a.category != b.category) {
+      return comparatorA.localeCompare(comparatorB, undefined, {numeric:true});
+    }
+
+    // Sort by Category First, also handles other floating blocks
+    if (a.category == b.category && a.category != "Component") {
+      // Remove '1,'
+      comparatorA = comparatorA.substr(2);
+      comparatorB = comparatorB.substr(2);
+      var res = compareStrTextNum(comparatorA, comparatorB);
+      if (a.category == "Variables" && a.type == b.type) {
+        // Sort Variables
+        if (a.type == "global_declaration") {
+          // initialize variables, extract just global variable names
+          var nameA = a.svgGroup_.textContent;
+          // remove substring "initialize global<varname>to" and only keep <varname>
+          nameA = nameA.substring(17, nameA.length - 2);
+          var nameB = b.svgGroup_.textContent;
+          nameB = nameB.substring(17, nameB.length - 2);
+          res = compareStrTextNum(nameA, nameB);
+        } else {
+          var nameA = a.fieldVar_.text_;
+          var nameB = b.fieldVar_.text_;
+          if (nameA.includes("global") && nameB.includes("global")) {
+            // Global Variables and get variable names, remove "global"
+            res = compareStrTextNum(nameA.substring(6), nameB.substring(6));
+          }else {
+            // Other floating variables
+            res = compareStrTextNum(nameA, nameB);
+          }
+        }
+      }
+      return res;
+    }
+
+    // 3.Component event handlers, lexicographically sorted by 
+    // type name, instance name, then event name
+    if (a.category == "Component" && b.category == "Component" && a.eventName && b.eventName) {
+      if (a.typeName == b.typeName) {
+        if (a.instanceName == b.instanceName) {
+          return 0;
+        } else if (!a.instanceName) {
+          return -1;
+        } else if (!b.instanceName) {
+          return 1;
+        }
+        return compareStrTextNum(a.instanceName, b.instanceName);
+      }
+      return comparatorA.localeCompare(comparatorB, undefined, {numeric:true});
+    }
+
+    // 4. For Component blocks, sorted internally first by type, 
+    // whether they are generic (generics precede specifics), 
+    // then by instance name (for specific blocks), 
+    // then by method/property name.
+    if (a.category == "Component" && b.category == "Component") {
+      var geneA = ',2';
+      if (a.isGeneric) {
+        geneA = ',1';
+      }
+
+      var geneB = ',2';
+      if (b.isGeneric) {
+        geneB = ',1';
+      }
+
+      var componentA = a.type + geneA;
+      var componentB = b.type + geneB;
+
+      var res = componentA.localeCompare(componentB, undefined, {numeric:true});
+      if (res == 0) {
+        // compare type names
+        res = compareStrTextNum(a.typeName, b.typeName);
+      }
+      //the comparator is the type name, instance name, then event name
+      if (res == 0) {
+        if (a.instanceName && b.instanceName) {
+          res = compareStrTextNum(a.instanceName, b.instanceName);
+        } 
+        // Compare property names
+        var prop_method_A = a.propertyName || a.methodName;
+        var prop_method_B = b.propertyName || b.methodName;
+        res = prop_method_A.toLowerCase().localeCompare(prop_method_B.toLowerCase(), undefined, {numeric:true});
+      }
+      return res;
+    }
+
   }
 
   // Arranges block in layout (Horizontal or Vertical).