{% extends "base.html" %}

{% block title %}Edit Template — {{ template.name }}{% endblock %}

{% block extra_css %}
<link href="https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600&display=swap" rel="stylesheet">
<style>
  body { font-family: 'DM Sans', sans-serif; }

  .page-header {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 1.5rem; gap: 1rem;
  }
  .page-title { font-size: 1.3rem; font-weight: 700; color: #0f172a; margin: 0; }

  /* two-column layout */
  .edit-layout {
    display: grid;
    grid-template-columns: 340px 1fr;
    gap: 1.5rem;
    align-items: start;
  }

  /* left: settings card */
  .settings-card {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    overflow: hidden;
    position: sticky;
    top: 1rem;
  }
  .settings-card-header {
    background: #1a1d23;
    color: #fff;
    padding: .85rem 1.25rem;
    font-weight: 600;
    font-size: .9rem;
    display: flex;
    align-items: center;
    gap: .5rem;
  }
  .settings-card-body { padding: 1.25rem; }

  /* right: form canvas preview */
  .canvas-card {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    overflow: hidden;
  }
  .canvas-card-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: .85rem 1.25rem;
    border-bottom: 1px solid #e2e8f0;
    background: #fafbfc;
  }
  .canvas-card-header h6 { margin: 0; font-weight: 700; font-size: .88rem; color: #0f172a; }
  .canvas-card-body { padding: 1.25rem; overflow-x: auto; }

  /* grid minimap — same constants as editor */
  .form-grid {
    display: grid;
    grid-template-columns: repeat(12, 72px);
    grid-auto-rows: 52px;
    gap: 8px;
    width: calc(12 * 72px + 11 * 8px);
  }
  .fg-cell {
    overflow: hidden; display: flex; flex-direction: column;
    background: #f8fafc; border: 1px solid #e2e8f0;
    border-radius: 8px; padding: .4rem .6rem;
    cursor: default;
    transition: border-color .15s, box-shadow .15s;
  }
  .fg-cell:hover { border-color: #93c5fd; box-shadow: 0 2px 8px rgba(37,99,235,.1); }
  .fg-cell .fl {
    font-size: .72rem; font-weight: 600; color: #374151;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
    margin-bottom: .15rem;
  }
  .fg-cell .ft {
    font-size: .6rem; font-family: monospace;
    color: #2563eb; background: #eff6ff;
    padding: .05rem .28rem; border-radius: 10px;
    display: inline-block; width: fit-content;
    text-transform: uppercase; letter-spacing: .04em;
  }
  .req-dot { color: #dc2626; }
  .fg-section {
    border-top: 2px solid #e2e8f0; padding-top: .35rem;
    display: flex; align-items: center; height: 100%;
  }
  .fg-section span { font-weight: 700; font-size: .82rem; color: #374151; }

  /* empty / open-editor CTA */
  .editor-cta {
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    padding: 3rem 2rem; text-align: center; color: #94a3b8;
    gap: .75rem;
  }
  .editor-cta i { font-size: 2.2rem; opacity: .3; }
  .editor-cta p { margin: 0; font-size: .85rem; }

  /* field count badge */
  .field-count {
    font-size: .72rem; font-weight: 600;
    background: #eff6ff; color: #2563eb;
    padding: .2rem .6rem; border-radius: 20px;
  }

  /* open editor banner */
  .editor-banner {
    margin: 1rem 1.25rem 0;
    padding: .75rem 1rem;
    background: #eff6ff; border: 1px solid #bfdbfe;
    border-radius: 8px;
    display: flex; align-items: center; justify-content: space-between; gap: 1rem;
    font-size: .83rem; color: #1e40af;
  }
  .editor-banner .left { display: flex; align-items: center; gap: .5rem; }
</style>
{% endblock %}

{% block content %}
<div class="page-header">
  <h2 class="page-title"><i class="bi bi-file-earmark-text text-primary"></i> Edit Template</h2>
  <a href="{{ url_for('templates.view_template', template_id=template.id) }}"
     class="btn btn-outline-secondary btn-sm">
    <i class="bi bi-arrow-left"></i> Back
  </a>
</div>

<div class="edit-layout">

  <!-- LEFT: template metadata settings -->
  <div class="settings-card">
    <div class="settings-card-header">
      <i class="bi bi-sliders"></i> Template Settings
    </div>
    <div class="settings-card-body">
      <form method="POST">
        {{ form.hidden_tag() }}

        <div class="mb-3">
          {{ form.name.label(class="form-label fw-semibold small") }}
          {{ form.name(class="form-control form-control-sm") }}
          {% if form.name.errors %}
          <div class="text-danger small mt-1">{{ form.name.errors[0] }}</div>
          {% endif %}
        </div>

        <div class="mb-3">
          {{ form.description.label(class="form-label fw-semibold small") }}
          {{ form.description(class="form-control form-control-sm", rows=3) }}
        </div>

        <div class="mb-4">
          {{ form.frequency.label(class="form-label fw-semibold small") }}
          {{ form.frequency(class="form-select form-select-sm") }}
        </div>

        <div class="d-grid gap-2">
          <button type="submit" class="btn btn-primary btn-sm">
            <i class="bi bi-save"></i> Save Settings
          </button>
        </div>
      </form>
    </div>

    <!-- open form editor banner -->
    <div class="editor-banner">
      <div class="left">
        <i class="bi bi-grid-3x3-gap"></i>
        <span>Edit fields &amp; layout in the Form Editor</span>
      </div>
      <a href="{{ url_for('templates.form_editor', template_id=template.id) }}"
         class="btn btn-primary btn-sm flex-shrink-0">
        <i class="bi bi-pencil-square"></i> Open Editor
      </a>
    </div>
    <div style="height:.85rem;"></div>
  </div>

  <!-- RIGHT: form canvas preview -->
  <div class="canvas-card">
    <div class="canvas-card-header">
      <h6><i class="bi bi-grid-3x3-gap me-1 text-primary"></i> Form Layout</h6>
      <div class="d-flex align-items: center; gap: .75rem;">
        <span class="field-count">{{ form_fields|length }} field{{ 's' if form_fields|length != 1 else '' }}</span>
        <a href="{{ url_for('templates.form_preview', template_id=template.id) }}"
           target="_blank" class="btn btn-outline-secondary btn-sm ms-2">
          <i class="bi bi-eye"></i> Preview
        </a>
        <a href="{{ url_for('templates.form_editor', template_id=template.id) }}"
           class="btn btn-primary btn-sm">
          <i class="bi bi-pencil-square"></i> Edit Form
        </a>
      </div>
    </div>

    <div class="canvas-card-body">
      {% if form_fields %}
      <div class="form-grid">
        {% for f in form_fields %}
        <div class="fg-cell"
             style="grid-column: {{ f.col }} / span {{ f.colSpan }};
                    grid-row:    {{ f.row }} / span {{ f.rowSpan }};"
             title="{{ f.label }} ({{ f.type.replace('_', ' ') }})">
          {% if f.type == 'section' %}
            <div class="fg-section"><span>{{ f.label }}</span></div>
          {% elif f.type == 'table' %}
            <div class="fl"><i class="bi bi-table" style="color:#2563eb;margin-right:.2rem;"></i>{{ f.label }}</div>
            <span class="ft">table · {{ f.col_headers|length if f.col_headers else 3 }} cols × {{ f.table_rows or 3 }} rows</span>
          {% elif f.type == 'label' %}
            <div class="fl" style="font-size:.7rem;color:#374151;overflow:hidden;line-height:1.3;white-space:nowrap;text-overflow:ellipsis;">{{ f.text_content or 'Label text' }}</div>
            <span class="ft">label</span>
          {% elif f.type.startswith('button_') %}
            <div class="fl"><i class="bi bi-{% if f.type == 'button_submit' %}send-fill{% elif f.type == 'button_print' %}printer-fill{% else %}envelope-fill{% endif %}" style="color:#2563eb;margin-right:.2rem;"></i>{{ f.btn_label or f.type.replace('button_','') | title }}</div>
            <span class="ft">{{ f.type.replace('_',' ') }}</span>
          {% else %}
            <div class="fl">
              {{ f.label }}{% if f.required %}<span class="req-dot"> *</span>{% endif %}
            </div>
            <span class="ft">{{ f.type.replace('_', ' ') }}</span>
          {% endif %}
        </div>
        {% endfor %}
      </div>

      {% else %}
      <div class="editor-cta">
        <i class="bi bi-layout-text-sidebar-reverse"></i>
        <p>No fields yet. Open the Form Editor to start building your inspection form.</p>
        <a href="{{ url_for('templates.form_editor', template_id=template.id) }}"
           class="btn btn-primary btn-sm">
          <i class="bi bi-plus-circle"></i> Open Form Editor
        </a>
      </div>
      {% endif %}
    </div>
  </div>

</div>
{% endblock %}