{% extends "base.html" %}

{% block title %}Compare Runs - devqubit{% endblock %}

{% block content %}
<div class="page-header">
    <h1 class="page-title">Compare Runs</h1>
</div>

<div class="card">
    <form method="get" action="/diff">
        <!-- Preserve workspace on compare -->
        {% if current_workspace %}
        <input type="hidden" name="workspace" value="{{ current_workspace.id }}">
        {% endif %}
        <div class="grid grid-2 mb-2">
            <div class="form-group">
                <label for="a">Run A (Baseline)</label>
                <select name="a" id="a" required>
                    <option value="">Select run...</option>
                    {% for run in runs %}
                    <option value="{{ run.run_id }}">{{ run.run_id | short_id }} - {{ run.project }}</option>
                    {% endfor %}
                </select>
            </div>
            <div class="form-group">
                <label for="b">Run B (Candidate)</label>
                <select name="b" id="b" required>
                    <option value="">Select run...</option>
                    {% for run in runs %}
                    <option value="{{ run.run_id }}">{{ run.run_id | short_id }} - {{ run.project }}</option>
                    {% endfor %}
                </select>
            </div>
        </div>
        <button type="submit" class="btn btn-primary">Compare</button>
    </form>
</div>

<div class="card mt-2">
    <h3 class="card-title mb-1">Tips</h3>
    <ul class="text-muted text-sm" style="padding-left: 1.5rem;">
        <li>Select two runs to compare their parameters, metrics, and artifacts</li>
        <li>The diff will show which parameters changed and compute TVD for result distributions</li>
        <li>You can also compare from the run detail page against the project baseline</li>
    </ul>
</div>
{% endblock %}