Dynamically load Tokenizer after selecting Embedding Engine
>>> [!note] Migrated issue
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<!-- Migrated from issue #3477973. -->
Reported by: [scott_euser](https://www.drupal.org/user/3267594)
Related to !141
>>>
<h3 id="summary-problem-motivation">Problem/Motivation</h3>
<p>Tokenizer can often be determined by the Embedding Engine chosen.</p>
<h4 id="summary-steps-reproduce">Steps to reproduce</h4>
<p>Currently have to set both Embedding Engine and Tokenizer</p>
<h3 id="summary-proposed-resolution">Proposed resolution</h3>
<p>Select the Tokenizer automatically once Embedding Engine is selected (subform) where possible.<br>
Where not possible, the user must still choose.<br>
This should be done once <span class="drupalorg-gitlab-issue-link project-issue-status-info project-issue-status-7"><a href="https://www.drupal.org/project/ai/issues/3471759" title="Status: Closed (fixed)">#3471759: Search API Index fields need more user control, UI should be updated to make it clearer how the embedding content is prepared</a></span> is merged to avoid merge conflicts.</p>
<h3 id="summary-remaining-tasks">Remaining tasks</h3>
<p>MR</p>
<h3 id="summary-ui-changes">User interface changes</h3>
<p>Tokenizer attempted to be auto-selected based on Embedding Engine</p>
<h3 id="summary-api-changes">API changes</h3>
<p>N/A</p>
<h3 id="summary-data-model-changes">Data model changes</h3>
<p>N/A</p>
issue