feat: add method to remove existing custom controls

[paodb]

This is needed for FlowingCode/GoogleMapsAddon#128

Summary by CodeRabbit

• New Features

  • Introduced a method to remove custom controls from the map, enhancing user interface management.

• Version Updates

  • Updated the package version for @flowingcode/google-map to 3.8.0.

[coderabbitai]

Walkthrough

The changes involve the addition of a new method _removeCustomControls to the Polymer component in google-map.js, which manages the removal of custom control elements from both the shadow and light DOMs. Additionally, the version of the package @flowingcode/google-map has been updated from 3.7.1 to 3.8.0 in package.json, reflecting a minor version increment.

Changes

File	Change Summary
google-map.js	Added a method _removeCustomControls to manage the removal of custom control elements.
package.json	Updated the version field from 3.7.1 to 3.8.0 for the package @flowingcode/google-map.

Poem

In the map where controls play,
A rabbit hops and clears the way.
With a flick of a paw, they disappear,
Custom slots gone, oh what cheer!
Version's up, a leap ahead,
Hoppy changes, onward we tread! 🐇✨

---

Recent review details

Configuration used: CodeRabbit UI
Review profile: CHILL

Commits

Files that changed from the base of the PR and between b270ed4 and 0bd8976.

Files ignored due to path filters (1)

• package-lock.json is excluded by !**/package-lock.json

Files selected for processing (2)

• google-map.js (1 hunks)
• package.json (1 hunks)

Additional comments not posted (5)

package.json (2)

4-4: Version update looks good.

The version bump from 3.7.1 to 3.8.0 is appropriate for adding new functionality (removing existing custom controls) as mentioned in the PR objectives. This follows semantic versioning principles.

---

4-4: Verify documentation updates.

While the version update is correct, please ensure that any relevant documentation (README, CHANGELOG, etc.) has been updated to reflect the new functionality for removing existing custom controls.

google-map.js (3)

Line range hint 1-986: Overall assessment: Implementation meets objectives with room for minor improvements

The new _removeCustomControls method successfully implements the functionality to remove existing custom controls, meeting the PR objectives. The method is well-integrated with the existing customControls property and related methods.

Summary of suggestions:

1. Add error handling and documentation to the _removeCustomControls method.
2. Verify the impact of setting this.customControls to null on other parts of the code.
3. Consider updating the _loadCustomControls method to handle cases where custom controls have been removed.

These improvements will enhance the robustness and maintainability of the code.

---

Line range hint 474-478: Verify integration with existing code

The _removeCustomControls method interacts with the customControls property. Let's ensure it's properly integrated:

1. The customControls property is correctly defined in the properties object.
2. Consider updating the _loadCustomControls method to handle cases where custom controls have been removed.
3. Verify if there are any other methods that should be updated to use _removeCustomControls.

Let's search for other occurrences of customControls to ensure proper integration:

#!/bin/bash
# Search for usage of customControls
rg "customControls" --type js

---

979-985: Implementation looks good, but consider some improvements.

The new _removeCustomControls method successfully implements the functionality to remove existing custom controls. However, there are a few suggestions for improvement:

1. Consider adding error handling to manage any potential issues during the removal process.
2. It would be beneficial to add JSDoc comments to document the method's purpose and behavior.
3. Setting this.customControls to null might impact other parts of the code. Verify that this doesn't cause unintended side effects.

Here's a suggested improvement with error handling and documentation:

+  /**
+   * Removes all custom controls from the map and DOM.
+   * @private
+   */
   _removeCustomControls() {
     if(this.map && this.customControls) {
-      this.customControls = null;
-      this.shadowRoot.querySelectorAll('[name^="customControlSlot_"]').forEach(controlSlot => controlSlot.parentElement.remove());
-      this.querySelectorAll('[slot^="customControlSlot_"]').forEach(controlButton => controlButton.remove());
+      try {
+        this.shadowRoot.querySelectorAll('[name^="customControlSlot_"]').forEach(controlSlot => controlSlot.parentElement.remove());
+        this.querySelectorAll('[slot^="customControlSlot_"]').forEach(controlButton => controlButton.remove());
+        this.customControls = null;
+      } catch (error) {
+        console.error('Error removing custom controls:', error);
+      }
     }
   },

To verify the impact of setting this.customControls to null, let's search for its usage:

Verification successful

Verified that setting this.customControls to null does not impact other parts of the codebase.

Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Search for usage of this.customControls
rg "this\.customControls" --type js

Length of output: 399

---

Script:

#!/bin/bash
# Search for usage of this.customControls
rg 'this\.customControls' --type js

Length of output: 283

---

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