{% extends "base.html" %}
{% block title %}Run Purge{% endblock %}

{% block content %}
<div class="max-w-3xl mx-auto space-y-6">

  <div>
    <h1 class="text-2xl font-bold">Run Purge</h1>
    <p class="text-sm text-base-content/60 mt-0.5">
      Scan the mailbox and delete matching messages. Always preview first.
    </p>
  </div>

  <div class="card bg-base-100 shadow-sm">
    <div class="card-body space-y-5">

      <!-- Source selector -->
      <div>
        <label class="label"><span class="label-text font-medium">Source</span></label>
        <div class="join w-full">
          <button type="button" id="btn-table"
                  class="join-item btn btn-sm btn-primary flex-1"
                  onclick="setSource('table')">
            Active Purge Rules
            {% if active_rules %}
            <span class="badge badge-sm ml-1">{{ active_rules | length }}</span>
            {% endif %}
          </button>
          <button type="button" id="btn-custom"
                  class="join-item btn btn-sm btn-ghost border border-base-300 flex-1"
                  onclick="setSource('custom')">
            Custom Address
          </button>
        </div>
      </div>

      <!-- Active rules summary (shown when source=table) -->
      <div id="table-summary">
        {% if active_rules %}
        <div class="bg-base-200 rounded-box p-3 space-y-1 max-h-48 overflow-y-auto">
          {% for r in active_rules %}
          <div class="flex items-center justify-between text-sm">
            <span class="font-mono">{{ r.email_address }}</span>
            <span class="text-base-content/50 text-xs">delete &gt;{{ r.older_than_days }}d old</span>
          </div>
          {% endfor %}
        </div>
        {% else %}
        <div class="alert alert-warning py-2 text-sm">
          No active purge rules.
          <a href="/purge" class="link">Add rules →</a>
        </div>
        {% endif %}
      </div>

      <!-- Custom address fields (hidden by default) -->
      <div id="custom-fields" class="hidden space-y-3">
        <div class="form-control">
          <label class="label"><span class="label-text">Email Address</span></label>
          <input id="custom-address-input" type="email" placeholder="sender@example.com"
                 class="input input-bordered input-sm w-full" />
        </div>
        <div class="form-control">
          <label class="label">
            <span class="label-text">Delete emails older than</span>
          </label>
          <div class="flex items-center gap-2">
            <input id="custom-days-input" type="number" value="30" min="1" max="3650"
                   class="input input-bordered input-sm w-24" />
            <span class="text-sm text-base-content/60">days</span>
          </div>
        </div>
      </div>

      <!-- Action buttons -->
      <div class="flex gap-3 pt-2">
        <button class="btn btn-outline btn-sm flex-1"
                onclick="submitRun('preview')"
                id="btn-preview">
          <svg xmlns="http://www.w3.org/2000/svg" class="h-4 w-4" fill="none" viewBox="0 0 24 24" stroke="currentColor">
            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M15 12a3 3 0 11-6 0 3 3 0 016 0z" />
            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M2.458 12C3.732 7.943 7.523 5 12 5c4.478 0 8.268 2.943 9.542 7-1.274 4.057-5.064 7-9.542 7-4.477 0-8.268-2.943-9.542-7z" />
          </svg>
          Preview (dry run)
        </button>
        <button class="btn btn-error btn-sm flex-1"
                onclick="submitRun('execute')"
                id="btn-execute">
          <svg xmlns="http://www.w3.org/2000/svg" class="h-4 w-4" fill="none" viewBox="0 0 24 24" stroke="currentColor">
            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16" />
          </svg>
          Execute Purge
        </button>
      </div>

    </div>
  </div>

  <!-- Results area -->
  <div id="runner-results"></div>

</div>

<!-- Hidden form for htmx submission -->
<form id="runner-form"
      hx-post="/runner/go"
      hx-target="#runner-results"
      hx-swap="innerHTML"
      hx-indicator="#run-spinner"
      style="display:none">
  <input type="hidden" name="mode" id="f-mode" value="preview" />
  <input type="hidden" name="source" id="f-source" value="table" />
  <input type="hidden" name="custom_address" id="f-address" value="" />
  <input type="hidden" name="custom_days" id="f-days" value="30" />
</form>

<script>
  let currentSource = 'table';

  function setSource(src) {
    currentSource = src;
    document.getElementById('table-summary').classList.toggle('hidden', src !== 'table');
    document.getElementById('custom-fields').classList.toggle('hidden', src !== 'custom');
    document.getElementById('btn-table').className =
      'join-item btn btn-sm flex-1 ' + (src === 'table' ? 'btn-primary' : 'btn-ghost border border-base-300');
    document.getElementById('btn-custom').className =
      'join-item btn btn-sm flex-1 ' + (src === 'custom' ? 'btn-primary' : 'btn-ghost border border-base-300');
  }

  function submitRun(mode) {
    if (mode === 'execute') {
      const count = document.querySelectorAll('#runner-results .result-count').length;
      const confirmed = confirm(
        'This will permanently delete emails from the mailbox.\n\nRun a Preview first to see what will be affected.\n\nContinue with execution?'
      );
      if (!confirmed) return;
    }

    document.getElementById('f-mode').value = mode;
    document.getElementById('f-source').value = currentSource;
    document.getElementById('f-address').value =
      document.getElementById('custom-address-input').value;
    document.getElementById('f-days').value =
      document.getElementById('custom-days-input').value;

    // Show spinner in results area immediately
    document.getElementById('runner-results').innerHTML =
      '<div class="card bg-base-100 shadow-sm"><div class="card-body text-center py-10">' +
      '<span class="loading loading-spinner loading-md text-primary"></span>' +
      '<p class="text-sm text-base-content/50 mt-2">Scanning mailbox' +
      (mode === 'execute' ? ' and deleting messages' : '') + '…</p></div></div>';

    htmx.trigger(document.getElementById('runner-form'), 'submit');
  }
</script>
{% endblock %}