{% extends "layout.html" %}

{% block title %}TrueNAS Burn-In — Settings{% endblock %}

{% block content %}
<div class="page-toolbar">
  <h1 class="page-title">Settings</h1>
  <div class="toolbar-right">
    <a class="btn-export" href="/docs" target="_blank" rel="noopener">API Docs</a>
  </div>
</div>
<p class="page-subtitle">
  Changes take effect immediately. Settings marked
  <span class="badge-restart">restart required</span> must be changed in <code>.env</code>.
</p>

<form id="settings-form" autocomplete="off">
  <div class="settings-two-col">

    <!-- LEFT: Email / SMTP + Webhook stacked -->
    <div class="settings-left-col">

      <div class="settings-card">
        <div class="settings-card-header">
          <span class="settings-card-title">Email (SMTP)</span>
          {% if smtp_enabled %}
          <span class="chip chip-passed" style="font-size:10px">Enabled</span>
          {% else %}
          <span class="chip chip-unknown" style="font-size:10px">Disabled — set Host to enable</span>
          {% endif %}
        </div>

        <!-- Compact horizontal field grid -->
        <div class="sf-fields">

          <!-- Test connection row — full width -->
          <div class="sf-full sf-row-test" style="margin-bottom:4px">
            <button type="button" id="test-smtp-btn" class="btn-secondary">Test Connection</button>
            <span id="smtp-test-result" class="settings-test-result" style="display:none"></span>
          </div>

          <label for="smtp_host">Host</label>
          <input class="sf-input" id="smtp_host" name="smtp_host" type="text"
                 value="{{ editable.smtp_host }}" placeholder="smtp.example.com">

          <label for="smtp_ssl_mode">Mode</label>
          <div class="sf-inline-group">
            <select class="sf-select" id="smtp_ssl_mode" name="smtp_ssl_mode">
              <option value="starttls" {% if editable.smtp_ssl_mode == 'starttls' %}selected{% endif %}>STARTTLS (587)</option>
              <option value="ssl"      {% if editable.smtp_ssl_mode == 'ssl'      %}selected{% endif %}>SSL / TLS (465)</option>
              <option value="plain"    {% if editable.smtp_ssl_mode == 'plain'    %}selected{% endif %}>Plain (25)</option>
            </select>
            <span class="sf-label-sm">Timeout</span>
            <input class="sf-input sf-input-xs" id="smtp_timeout" name="smtp_timeout"
                   type="number" min="5" max="300" value="{{ editable.smtp_timeout }}" style="width:52px">
          </div>

          <label for="smtp_user">Username</label>
          <input class="sf-input" id="smtp_user" name="smtp_user" type="text"
                 value="{{ editable.smtp_user }}" autocomplete="off">

          <label for="smtp_password">Password</label>
          <input class="sf-input" id="smtp_password" name="smtp_password" type="password"
                 placeholder="leave blank to keep existing" autocomplete="new-password">

          <label for="smtp_from">From</label>
          <input class="sf-input" id="smtp_from" name="smtp_from" type="text"
                 value="{{ editable.smtp_from }}" placeholder="burnin@example.com">

          <label for="smtp_to">To</label>
          <input class="sf-input" id="smtp_to" name="smtp_to" type="text"
                 value="{{ editable.smtp_to }}" placeholder="you@example.com">

        </div>
      </div>

      <!-- Webhook -->
      <div class="settings-card">
        <div class="settings-card-header">
          <span class="settings-card-title">Webhook</span>
        </div>
        <div class="sf-fields">
          <label for="webhook_url">URL</label>
          <div>
            <input class="sf-input" id="webhook_url" name="webhook_url" type="text"
                   value="{{ editable.webhook_url }}" placeholder="https://ntfy.sh/your-topic">
            <span class="sf-hint" style="margin-top:3px">POST JSON on burnin_passed / burnin_failed. ntfy.sh, Slack, Discord, n8n. Leave blank to disable.</span>
          </div>
        </div>
      </div>

    </div><!-- /left col -->

    <!-- RIGHT column: Notifications + Behavior -->
    <div class="settings-right-col">

      <!-- Notifications -->
      <div class="settings-card">
        <div class="settings-card-header">
          <span class="settings-card-title">Notifications</span>
        </div>

        <div class="sf-toggle-row">
          <div>
            <div class="sf-label">Daily Report</div>
            <div class="sf-hint">Full drive status email each day</div>
          </div>
          <label class="toggle">
            <input type="checkbox" name="smtp_daily_report_enabled" id="smtp_daily_report_enabled"
                   {% if editable.smtp_daily_report_enabled %}checked{% endif %}>
            <span class="toggle-slider"></span>
          </label>
        </div>

        <div class="sf-row sf-row-inline" id="report-hour-wrap"
             {% if not editable.smtp_daily_report_enabled %}style="opacity:.4;pointer-events:none"{% endif %}>
          <div>
            <label class="sf-label" for="smtp_report_hour">Report Hour (0–23 local)</label>
            <input class="sf-input sf-input-xs" id="smtp_report_hour" name="smtp_report_hour"
                   type="number" min="0" max="23" value="{{ editable.smtp_report_hour }}">
          </div>
        </div>

        <div class="sf-divider"></div>

        <div class="sf-toggle-row">
          <div>
            <div class="sf-label">Alert on Failure</div>
            <div class="sf-hint">Immediate email when a burn-in fails</div>
          </div>
          <label class="toggle">
            <input type="checkbox" name="smtp_alert_on_fail" id="smtp_alert_on_fail"
                   {% if editable.smtp_alert_on_fail %}checked{% endif %}>
            <span class="toggle-slider"></span>
          </label>
        </div>

        <div class="sf-toggle-row">
          <div>
            <div class="sf-label">Alert on Pass</div>
            <div class="sf-hint">Immediate email when a burn-in passes</div>
          </div>
          <label class="toggle">
            <input type="checkbox" name="smtp_alert_on_pass" id="smtp_alert_on_pass"
                   {% if editable.smtp_alert_on_pass %}checked{% endif %}>
            <span class="toggle-slider"></span>
          </label>
        </div>
      </div>

      <!-- Behavior -->
      <div class="settings-card">
        <div class="settings-card-header">
          <span class="settings-card-title">Burn-In Behavior</span>
        </div>

        <div class="sf-row">
          <label class="sf-label" for="max_parallel_burnins">Max Parallel Burn-Ins</label>
          <input class="sf-input sf-input-xs" id="max_parallel_burnins" name="max_parallel_burnins"
                 type="number" min="1" max="16" value="{{ editable.max_parallel_burnins }}">
          <span class="sf-hint">How many jobs can run at the same time</span>
        </div>

        <div class="sf-row">
          <label class="sf-label" for="stuck_job_hours">Stuck Job Threshold (hours)</label>
          <input class="sf-input sf-input-xs" id="stuck_job_hours" name="stuck_job_hours"
                 type="number" min="1" max="168" value="{{ editable.stuck_job_hours }}">
          <span class="sf-hint">Jobs running longer than this → auto-marked unknown</span>
        </div>
      </div>

    </div><!-- /right col -->
  </div><!-- /two-col -->

  <!-- Save row -->
  <div class="settings-save-bar">
    <button type="submit" class="btn-primary" id="save-btn">Save Settings</button>
    <button type="button" class="btn-secondary" id="cancel-settings-btn">Cancel</button>
    <span id="save-result" class="settings-test-result" style="display:none"></span>
  </div>
</form>

<!-- System (read-only) -->
<div class="settings-card settings-card-readonly">
  <div class="settings-card-header">
    <span class="settings-card-title">System</span>
    <span class="badge-restart">restart required to change</span>
  </div>
  <div class="sf-readonly-grid">
    <div class="sf-ro-row">
      <span class="sf-ro-label">TrueNAS URL</span>
      <span class="sf-ro-value mono">{{ readonly.truenas_base_url }}</span>
    </div>
    <div class="sf-ro-row">
      <span class="sf-ro-label">Verify TLS</span>
      <span class="sf-ro-value">{{ 'Yes' if readonly.truenas_verify_tls else 'No' }}</span>
    </div>
    <div class="sf-ro-row">
      <span class="sf-ro-label">Poll Interval</span>
      <span class="sf-ro-value mono">{{ readonly.poll_interval_seconds }}s</span>
    </div>
    <div class="sf-ro-row">
      <span class="sf-ro-label">Stale Threshold</span>
      <span class="sf-ro-value mono">{{ readonly.stale_threshold_seconds }}s</span>
    </div>
    <div class="sf-ro-row">
      <span class="sf-ro-label">IP Allowlist</span>
      <span class="sf-ro-value mono">{{ readonly.allowed_ips }}</span>
    </div>
    <div class="sf-ro-row">
      <span class="sf-ro-label">Log Level</span>
      <span class="sf-ro-value mono">{{ readonly.log_level }}</span>
    </div>
  </div>
</div>

<script>
(function () {
  // Dim report-hour when daily report disabled
  var dailyCb = document.getElementById('smtp_daily_report_enabled');
  var hourWrap = document.getElementById('report-hour-wrap');
  if (dailyCb && hourWrap) {
    dailyCb.addEventListener('change', function () {
      hourWrap.style.opacity = dailyCb.checked ? '' : '0.4';
      hourWrap.style.pointerEvents = dailyCb.checked ? '' : 'none';
    });
  }

  function showResult(el, ok, msg) {
    el.style.display = 'inline-flex';
    el.className = 'settings-test-result ' + (ok ? 'result-ok' : 'result-err');
    el.textContent = (ok ? '✓ ' : '✕ ') + msg;
  }

  function collectForm() {
    var form = document.getElementById('settings-form');
    var data = {};
    for (var i = 0; i < form.elements.length; i++) {
      var el = form.elements[i];
      if (!el.name || el.type === 'submit' || el.type === 'button') continue;
      data[el.name] = el.type === 'checkbox' ? el.checked : el.value;
    }
    return data;
  }

  // Save
  var form = document.getElementById('settings-form');
  var saveBtn = document.getElementById('save-btn');
  var saveResult = document.getElementById('save-result');
  form.addEventListener('submit', async function (e) {
    e.preventDefault();
    saveBtn.disabled = true;
    saveBtn.textContent = 'Saving…';
    saveResult.style.display = 'none';
    try {
      var resp = await fetch('/api/v1/settings', {
        method: 'POST',
        headers: { 'Content-Type': 'application/json' },
        body: JSON.stringify(collectForm()),
      });
      var data = await resp.json();
      if (resp.ok) {
        showResult(saveResult, true, 'Saved');
      } else {
        showResult(saveResult, false, data.detail || 'Save failed');
      }
    } catch (e) {
      showResult(saveResult, false, 'Network error');
    } finally {
      saveBtn.disabled = false;
      saveBtn.textContent = 'Save Settings';
    }
  });

  // Cancel — reload page to restore saved values
  var cancelBtn = document.getElementById('cancel-settings-btn');
  if (cancelBtn) {
    cancelBtn.addEventListener('click', function () {
      window.location.reload();
    });
  }

  // Test SMTP
  var testBtn = document.getElementById('test-smtp-btn');
  var testResult = document.getElementById('smtp-test-result');
  testBtn.addEventListener('click', async function () {
    testBtn.disabled = true;
    testBtn.textContent = 'Testing…';
    testResult.style.display = 'none';
    try {
      var resp = await fetch('/api/v1/settings/test-smtp', { method: 'POST' });
      var data = await resp.json();
      showResult(testResult, resp.ok, resp.ok ? 'Connection OK' : (data.detail || 'Failed'));
    } catch (e) {
      showResult(testResult, false, 'Network error');
    } finally {
      testBtn.disabled = false;
      testBtn.textContent = 'Test Connection';
    }
  });
}());
</script>
{% endblock %}