{% extends "pos/base.html" %}
{% load static %}

{% block title %}Edit User Departments{% endblock %}

{% block content %}
<div class="bp-page">

  {% if messages %}
    {% for message in messages %}
      <div class="bp-alert bp-alert-{{ message.tags }}">
        {{ message }}
      </div>
    {% endfor %}
  {% endif %}

  <div class="bp-card">
    <div class="bp-card-head">
      <div>
        <h2>Edit User Departments</h2>
        <p>User ko kitchen departments ke sath attach karein.</p>
      </div>

      <div class="head-actions">
        <a class="bp-btn light" href="{% url 'restaurant:user_departments:list' %}">
          Back
        </a>
      </div>
    </div>

    <div class="user-box">
      <div>
        <small>User</small>
        <strong>{{ user_obj.username }}</strong>

        {% if user_obj.email %}
          <span>{{ user_obj.email }}</span>
        {% endif %}
      </div>

      {% if user_obj.is_superuser %}
        <div class="super-note">
          Superuser ko kitchen mein all departments show honge.
        </div>
      {% endif %}
    </div>

    <form method="post">
      {% csrf_token %}

      <div class="select-actions">
        <button type="button" class="bp-btn secondary" id="btnSelectAll">
          Select All
        </button>

        <button type="button" class="bp-btn light" id="btnClearAll">
          Clear
        </button>
      </div>

      <div class="dept-grid">
        {% for dept in departments %}
          <label class="dept-check-card">
            <input
              type="checkbox"
              name="department_ids"
              value="{{ dept.id }}"
              {% if dept.id in assigned_ids %}checked{% endif %}
            >

            <span class="fake-check"></span>

            <span class="dept-check-info">
              <strong>{{ dept.name }}</strong>
              <small>Department ID: {{ dept.id }}</small>
            </span>
          </label>
        {% empty %}
          <div class="empty-row">
            No active departments found.
          </div>
        {% endfor %}
      </div>

      <div class="form-actions">
        <a class="bp-btn light" href="{% url 'restaurant:user_departments:list' %}">
          Cancel
        </a>

        <button class="bp-btn primary" type="submit">
          Save Departments
        </button>
      </div>
    </form>
  </div>
</div>

<style>
  .bp-page {
    padding: 12px;
  }

  .bp-alert {
    padding: 10px 12px;
    border-radius: 10px;
    margin-bottom: 10px;
    font-size: 13px;
    font-weight: 800;
    border: 1px solid #dbeafe;
    background: #eff6ff;
    color: #1d4ed8;
  }

  .bp-alert-success {
    background: #ecfdf5;
    border-color: #bbf7d0;
    color: #087443;
  }

  .bp-card {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    padding: 14px;
    margin-bottom: 12px;
    max-width: 900px;
  }

  .bp-card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 12px;
  }

  .bp-card-head h2 {
    margin: 0;
    color: #01478f;
    font-size: 22px;
    font-weight: 900;
  }

  .bp-card-head p {
    margin: 4px 0 0;
    color: #64748b;
    font-size: 13px;
  }

  .head-actions {
    display: flex;
    gap: 8px;
  }

  .user-box {
    background: #f8fafc;
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    padding: 12px;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
  }

  .user-box small {
    display: block;
    color: #64748b;
    font-size: 11px;
    font-weight: 900;
    margin-bottom: 2px;
  }

  .user-box strong {
    display: block;
    color: #0f172a;
    font-size: 16px;
    font-weight: 900;
  }

  .user-box span {
    display: block;
    color: #64748b;
    font-size: 12px;
    font-weight: 700;
    margin-top: 2px;
  }

  .super-note {
    background: #eef2ff;
    color: #4338ca;
    border: 1px solid #c7d2fe;
    border-radius: 999px;
    padding: 6px 10px;
    font-size: 12px;
    font-weight: 900;
  }

  .select-actions {
    display: flex;
    gap: 8px;
    margin-bottom: 10px;
  }

  .dept-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
  }

  .dept-check-card {
    border: 1px solid #dbe4ef;
    background: #ffffff;
    border-radius: 10px;
    padding: 10px;
    cursor: pointer;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 9px;
    align-items: center;
    margin: 0;
  }

  .dept-check-card:hover {
    background: #f8fbf9;
    border-color: #bbf7d0;
  }

  .dept-check-card input {
    display: none;
  }

  .fake-check {
    width: 20px;
    height: 20px;
    border: 2px solid #cbd5e1;
    border-radius: 6px;
    background: #ffffff;
    position: relative;
  }

  .dept-check-card input:checked + .fake-check {
    background: #087443;
    border-color: #087443;
  }

  .dept-check-card input:checked + .fake-check::after {
    content: "✓";
    position: absolute;
    left: 4px;
    top: 0;
    color: #ffffff;
    font-size: 14px;
    font-weight: 900;
    line-height: 18px;
  }

  .dept-check-info {
    min-width: 0;
  }

  .dept-check-info strong {
    display: block;
    color: #0f172a;
    font-size: 13px;
    font-weight: 900;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .dept-check-info small {
    display: block;
    color: #64748b;
    font-size: 11px;
    font-weight: 700;
    margin-top: 2px;
  }

  .form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 14px;
  }

  .bp-btn {
    border: 0;
    border-radius: 8px;
    padding: 9px 12px;
    font-weight: 900;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    white-space: nowrap;
  }

  .bp-btn.primary {
    background: #01478f;
    color: #ffffff;
  }

  .bp-btn.secondary {
    background: #087443;
    color: #ffffff;
  }

  .bp-btn.light {
    background: #f1f5f9;
    color: #334155;
  }

  .empty-row {
    grid-column: 1 / -1;
    text-align: center;
    color: #64748b;
    font-weight: 800;
    padding: 25px;
    border: 1px dashed #cbd5e1;
    border-radius: 10px;
  }

  @media (max-width: 900px) {
    .dept-grid {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }
  }

  @media (max-width: 650px) {
    .bp-card-head,
    .user-box {
      flex-direction: column;
      align-items: stretch;
    }

    .dept-grid {
      grid-template-columns: 1fr;
    }

    .form-actions .bp-btn,
    .select-actions .bp-btn {
      flex: 1;
    }
  }
</style>

<script>
(function () {
  function setAll(value) {
    var inputs = document.querySelectorAll('input[name="department_ids"]');

    inputs.forEach(function (input) {
      input.checked = value;
    });
  }

  document.addEventListener("DOMContentLoaded", function () {
    var selectAllBtn = document.getElementById("btnSelectAll");
    var clearAllBtn = document.getElementById("btnClearAll");

    if (selectAllBtn) {
      selectAllBtn.addEventListener("click", function () {
        setAll(true);
      });
    }

    if (clearAllBtn) {
      clearAllBtn.addEventListener("click", function () {
        setAll(false);
      });
    }
  });
})();
</script>
{% endblock %}