Add a reset property button

src/components/components/PropertyRow.js

@@ -2,7 +2,9 @@
 import React from 'react';
 import PropTypes from 'prop-types';
 import clsx from 'clsx';
+import { faRotateLeft } from '@fortawesome/free-solid-svg-icons';
 
+import { AwesomeIcon } from '../AwesomeIcon';
 import BooleanWidget from '../widgets/BooleanWidget';
 import ColorWidget from '../widgets/ColorWidget';
 import InputWidget from '../widgets/InputWidget';
@@ -36,7 +38,7 @@ export default class PropertyRow extends React.Component {
     this.id = props.componentname + ':' + props.name;
   }
 
-  getWidget() {
+  getType() {
     const props = this.props;
     let type = props.schema.type;
 
@@ -57,6 +59,13 @@ export default class PropertyRow extends React.Component {
       type = 'boolean';
     }
 
+    return type;
+  }
+
+  getWidget() {
+    const props = this.props;
+    const type = this.getType();
+
     let value =
       type === 'selector'
         ? props.entity.getDOMAttribute(props.componentname)?.[props.name]
@@ -152,18 +161,49 @@ export default class PropertyRow extends React.Component {
     }
   }
 
+  isPropertyExplicitlySet() {
+    const props = this.props;
+    if (props.isSingle) {
+      return props.entity.getDOMAttribute(props.componentname) !== null;
+    } else {
+      return (
+        (props.entity.getDOMAttribute(props.componentname) || {})[
+          props.name
+        ] !== undefined
+      );
+    }
+  }
+
   render() {
     const props = this.props;
-    const value =
-      props.schema.type === 'selector'
-        ? props.entity.getDOMAttribute(props.componentname)?.[props.name]
-        : JSON.stringify(props.data);
-    const title =
-      props.name + '\n - type: ' + props.schema.type + '\n - value: ' + value;
+    const type = this.getType();
+    const isPropertyDefined = this.isPropertyDefined();
+    const isPropertyExplicitlySet = this.isPropertyExplicitlySet();
 
+    let title = props.name + '\n - type: ' + type;
+    if (type === 'number' || type === 'int') {
+      const schema = props.schema;
+      if (schema.hasOwnProperty('min') && schema.min !== -Infinity) {
+        title += '\n - min: ' + schema.min;
+      }
+      if (schema.hasOwnProperty('max') && schema.max !== Infinity) {
+        title += '\n - max: ' + schema.max;
+      }
+    }
+    if (!isPropertyDefined) {
+      if (isPropertyExplicitlySet) {
+        title += '\n\nexplicitly set to default value';
+      } else {
+        title += '\n\ndefault value';
+      }
+    } else {
+      title += '\n\nmodified value';
+    }
     const className = clsx({
       propertyRow: true,
-      propertyRowDefined: this.isPropertyDefined()
+      propertyRowDefined: isPropertyDefined,
+      propertyRowExplicitlySetToDefault:
+        !isPropertyDefined && isPropertyExplicitlySet
     });
 
     return (
@@ -172,6 +212,22 @@ export default class PropertyRow extends React.Component {
           {props.name}
         </label>
         {this.getWidget()}
+        {isPropertyExplicitlySet && type !== 'map' && (
+          <button
+            className="reset-button"
+            title="Reset"
+            onClick={() => {
+              updateEntity(
+                props.entity,
+                props.componentname,
+                !props.isSingle ? props.name : '',
+                null
+              );
+            }}
+          >
+            <AwesomeIcon icon={faRotateLeft} />
+          </button>
+        )}
       </div>
     );
   }

src/lib/entity.js

@@ -250,7 +250,7 @@ function stringifyComponentValue(schema, data) {
   function _multi() {
     var propertyBag = {};
     Object.keys(data).forEach(function (name) {
-      if (schema[name]) {
+      if (schema[name] && data[name] !== undefined) {
         propertyBag[name] = schema[name].stringify(data[name]);
       }
     });

src/lib/history.js

@@ -18,13 +18,21 @@ Events.on('entityupdate', (payload) => {
     if (payload.property) {
       updates[entity.id][payload.component] =
         updates[entity.id][payload.component] || {};
-      if (component.schema[payload.property]) {
+      if (value === null) {
+        delete updates[entity.id][payload.component][payload.property];
+      } else if (component.schema[payload.property]) {
         value = component.schema[payload.property].stringify(payload.value);
+        updates[entity.id][payload.component][payload.property] = value;
+      } else {
+        updates[entity.id][payload.component][payload.property] = value;
       }
-      updates[entity.id][payload.component][payload.property] = value;
     } else {
-      value = component.schema.stringify(payload.value);
-      updates[entity.id][payload.component] = value;
+      if (value === null) {
+        delete updates[entity.id][payload.component];
+      } else {
+        value = component.schema.stringify(payload.value);
+        updates[entity.id][payload.component] = value;
+      }
     }
   }
 });

src/style/components.styl

@@ -69,11 +69,16 @@
   display flex
   font-size 13px
   min-height 30px
-  padding 2px 15px
+  padding 2px 30px 2px 15px
+  position relative
+
+  &:has(.vec3)
+    padding-right 15px
 
   .text
     cursor default
     display inline-block
+    flex-shrink 0
     overflow hidden
     padding-right 10px
     text-overflow ellipsis
@@ -112,7 +117,7 @@
   input.string
     box-sizing border-box
     padding-left 8px
-    width 165px
+    width 150px
 
   input[type="text"]:focus,
   input.string:focus
@@ -130,6 +135,25 @@
   color var(--color-property-defined)
   font-weight 600
 
+.propertyRowExplicitlySetToDefault .text
+  font-style italic
+  font-weight 600
+
+.propertyRow .reset-button
+  background none
+  border none
+  color var(--color-base-content)
+  cursor pointer
+  opacity 0.6
+  padding 2px
+  position absolute
+  right 8px
+  top 50%
+  transform translateY(-50%)
+
+  &:hover
+    opacity 1
+
 #addComponentContainer
   align-items center
   background var(--color-base-200)

src/style/widgets.styl

@@ -2,4 +2,4 @@
 
 .select-widget
   display inline-block
-  width 157px
+  width 142px