{% extends 'TARJETAS/templates/base.html' %}
{% load static %}

{% block title %}Gastos de Tarjetas{% endblock %}

{% block head %}
  <!-- 1) jQuery -->
  <script src="https://code.jquery.com/jquery-3.7.1.min.js"></script>

  <!-- 2) Flatpickr + DataTables CSS -->
  <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/flatpickr/dist/flatpickr.min.css">
  <link rel="stylesheet" href="https://cdn.datatables.net/1.13.6/css/dataTables.bootstrap4.min.css">
  <link rel="stylesheet" href="https://cdn.datatables.net/responsive/2.5.0/css/responsive.bootstrap4.min.css">
  <link rel="stylesheet" href="https://cdn.datatables.net/buttons/2.4.1/css/buttons.bootstrap4.min.css">

  <!-- 3) Tipografía -->
  <link href="https://fonts.googleapis.com/css?family=Inter:400,500,600&display=swap" rel="stylesheet">

  <style>
    :root {
      --bg: #f5f7fa; --card: #ffffff;
      --primary-dark: #004a77; --primary-light: #5aa3d9;
      --accent: #25c06d; --text: #333; --shadow: rgba(0,0,0,.08);
    }
    body, section.content {
      background: var(--bg);
      font-family: 'Inter', sans-serif;
      color: var(--text);
    }

    .card-custom {
      border: none;
      border-radius: 12px;
      box-shadow: 0 6px 18px var(--shadow);
      overflow: hidden;
      background: var(--card);
    }
    .card-custom .card-header {
      display: flex;
      align-items: center;
      justify-content: flex-start;
      background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
      color: #fff;
      padding: .8rem 1rem;
    }
    .card-custom .card-header h3 {
      margin: 0; font-size: 1.2rem; font-weight: 500;
    }
    .card-custom .card-header .btn-add {
      margin-left: auto;
    }
    .btn-add {
      background: var(--accent);
      border: none;
      border-radius: 6px;
      color: #fff;
      font-weight: 600;
      padding: .4rem .9rem;
      transition: background .2s;
    }
    .btn-add i { margin-right: .35rem; }
    .btn-add:hover { background: #1fa35c; }

    .card-custom .card-body {
      padding: 1rem;
    }
    .card-custom .card-footer {
      background: #eef1f4;
      border: none;
      padding: .65rem 1rem;
      font-size: .9rem;
      font-weight: 500;
      color: #4a4a4a;
    }

    .filter-input {
      width: 100%;
      border: 1px solid #ced4da;
      border-radius: 6px;
      padding: .45rem .7rem;
      font-size: .875rem;
    }
    .filter-input:focus {
      outline: none;
      box-shadow: 0 0 0 3px rgba(0,123,255,.15);
    }

    .btn-cargar {
      background: var(--primary-light);
      border: none;
      border-radius: 6px;
      color: #fff;
      font-weight: 600;
      padding: .45rem 1rem;
    }
    .btn-cargar:hover {
      background: var(--primary-dark);
    }

    .table-wrapper {
      margin-top: 1rem;
      padding: .75rem;
      background: var(--card);
      border: 1px solid rgba(0,0,0,0.05);
      border-radius: 8px;
      overflow: hidden;
    }
    .table-custom {
      width: 100%;
      margin-bottom: 0 !important;
    }
    .table-custom thead th {
      background: linear-gradient(135deg,#d7e4ef,#eef4f9);
      border: none;
      color: #2c3e50;
      text-transform: uppercase;
      font-size: .85rem;
      white-space: nowrap;
    }
    .table-custom tbody tr:nth-child(odd) {
      background: #fafbfd;
    }
    .table-custom tbody tr:hover {
      background: #e8f1f7 !important;
    }
    .table-custom td {
      vertical-align: middle;
      white-space: nowrap;
      padding: .6rem 1rem;
      color: #4a4a4a;
    }
    .table-custom thead input {
      width: 100%;
      border: 1px solid #ced4da;
      border-radius: 4px;
      padding: 3px 6px;
      font-size: .75rem;
    }

    .action-btns .btn {
      border: none;
      border-radius: .45rem;
      font-size: .8rem;
      padding: .3rem .55rem;
      margin-right: .2rem;
    }
    .btn-view   { background: #3b82f6; color: #fff; }
    .btn-edit   { background: #fbbf24; color: #fff; }
    .btn-delete { background: #ef4444; color: #fff; }
    .btn-view:hover   { background: #2563eb; }
    .btn-edit:hover   { background: #f59e0b; }
    .btn-delete:hover { background: #dc2626; }

    @media(max-width:575.98px){
      .card-custom .card-header {
        flex-direction: column;
        align-items: flex-start;
        padding: .6rem .8rem;
      }
      .card-custom .card-header h3 {
        font-size: 1rem;
        margin-bottom: .4rem;
      }
      .btn-add {
        width: 100%;
        text-align: center;
        padding: .35rem 0;
        font-size: .85rem;
      }
      .card-custom .card-footer {
        text-align: center;
        font-size: .8rem;
        padding: .5rem .8rem;
      }
      .table-custom thead th:nth-child(4),
      .table-custom thead th:nth-child(5),
      .table-custom tbody td:nth-child(4),
      .table-custom tbody td:nth-child(5) {
        display: none;
      }
    }
  </style>
{% endblock %}

{% block content %}
<section class="content-header mb-3">
  <div class="container-fluid">
    <h1 class="mb-1">Gastos de Tarjetas</h1>
    <small class="text-muted">Gestión financiera • filtros por periodo</small>
  </div>
</section>

<section class="content">
  <div class="container-fluid">
    <div class="card-custom">
      <div class="card-header">
        <h3 class="card-title">Listado de gastos</h3>
        <button data-crud-modal-trigger="C" class="btn-add">
          <i class="fas fa-plus"></i> Agregar
        </button>
      </div>

      <div class="card-body">
        <div class="row g-2">
          <div class="col-12 col-md-4">
            <label class="small">Desde</label>
            <input id="filter_start" class="filter-input" type="text" placeholder="YYYY-MM-DD">
          </div>
          <div class="col-12 col-md-4">
            <label class="small">Hasta</label>
            <input id="filter_end" class="filter-input" type="text" placeholder="YYYY-MM-DD">
          </div>
          <div class="col-12 col-md-4 d-flex align-items-end justify-content-end">
            <button id="btn_cargar" class="btn-cargar">Cargar</button>
          </div>
        </div>

        <div class="table-wrapper">
          <table id="tblGastos" class="table table-custom table-hover nowrap">
            <thead>
              <tr>
                <th style="width:5%;">#</th>
                <th>Fecha</th>
                <th>Monto</th>
                <th>Categoría</th>
                <th>Tarjeta</th>
                <th style="width:10%;">Acciones</th>
              </tr>
              <tr>
                <th><input type="text" placeholder="#"></th>
                <th><input type="text" placeholder="Fecha"></th>
                <th><input type="text" placeholder="Monto"></th>
                <th><input type="text" placeholder="Categoría"></th>
                <th><input type="text" placeholder="Tarjeta"></th>
                <th></th>
              </tr>
            </thead>
            <tbody class="small"></tbody>
          </table>
        </div>
      </div>

      <div class="card-footer"><b>Menú</b> – Gastos de Tarjetas</div>
    </div>
  </div>
</section>
{% endblock %}

{% block modals %}
  {% include 'TARJETAS/templates/modals/tarjetas_gastos.html' %}
{% endblock %}

{% block scripts %}
  <!-- Flatpickr y DataTables JS -->
  <script src="https://cdn.jsdelivr.net/npm/flatpickr/dist/flatpickr.min.js"></script>
  <script src="https://cdn.jsdelivr.net/npm/flatpickr/dist/l10n/es.js"></script>
  <script src="https://cdn.datatables.net/1.13.6/js/jquery.dataTables.min.js"></script>
  <script src="https://cdn.datatables.net/1.13.6/js/dataTables.bootstrap4.min.js"></script>
  <script src="https://cdn.datatables.net/responsive/2.5.0/js/dataTables.responsive.min.js"></script>
  <script src="https://cdn.datatables.net/buttons/2.4.1/js/dataTables.buttons.min.js"></script>
  <script src="https://cdn.datatables.net/buttons/2.4.1/js/buttons.bootstrap4.min.js"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/jszip/3.10.1/jszip.min.js"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/pdfmake/0.2.7/pdfmake.min.js"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/pdfmake/0.2.7/vfs_fonts.js"></script>
  <script src="https://cdn.datatables.net/buttons/2.4.1/js/buttons.html5.min.js"></script>
  <script src="https://cdn.datatables.net/buttons/2.4.1/js/buttons.print.min.js"></script>
  <script src="https://cdn.datatables.net/buttons/2.4.1/js/buttons.colVis.min.js"></script>

  <script>
    function SELECT2_NOAJAX(el, opts = {}) {
      const $el = $(el);
      if ($el.hasClass('select2-hidden-accessible')) $el.select2('destroy');
      $el.select2({
        placeholder: 'Seleccione…',
        allowClear: true,
        width: 'resolve',
        dropdownParent: $el.closest('.modal'),
        ...opts
      });
    }

    $(function(){
      // Inicializa datepickr
      flatpickr('#filter_start',{ dateFormat:'Y-m-d', locale:'es' });
      flatpickr('#filter_end'  ,{ dateFormat:'Y-m-d', locale:'es' });

      // Inicializa DataTable
      const table = $('#tblGastos').DataTable({
        responsive: true,
        ajax: {
          url: '{% url "tarjetas:get_tarjetas_gastos_filtrado" %}',
          data: () => ({
            start: $('#filter_start').val(),
            end:   $('#filter_end').val()
          }),
          dataSrc: 'result'
        },
        pageLength: 20,
        dom: 'Brftip',
        buttons: [
          { extend: 'copy',  text: 'Copiar'   },
          { extend: 'excel', text: 'Excel'    },
          { extend: 'pdf',   text: 'PDF'      },
          { extend: 'print', text: 'Imprimir' },
          { extend: 'colvis',text: 'Columnas' }
        ],
        columns: [
          { data: null, render: (_,__,___,m) => m.row + 1 },
          { data: 'fecha_gasto' },
          { data: 'monto',           render: d => DT.COL.handle_blank(DINERO(d)) },
          { data: 'categoria_nombre' },
          { data: 'tarjeta_numero'  },
          { data: null, orderable: false, className: 'action-btns text-center',
            render: () => `
              <button data-crud-modal-trigger="R" class="btn btn-view btn-sm"><i class="fas fa-eye"></i></button>
              <button data-crud-modal-trigger="U" class="btn btn-edit btn-sm"><i class="fas fa-edit"></i></button>
              <button data-crud-modal-trigger="D" class="btn btn-delete btn-sm"><i class="fas fa-trash"></i></button>`
          }
        ]
      });

      // Botón Cargar
      $('#btn_cargar').on('click', () => table.ajax.reload());

      // Inicializa CRUD modal y recarga al guardar
      SET_CRUD_MODAL({
        modal_id: 'modal_tarjetas_gastos',
        verbose:   VB.tarjetas_gastos.vb,
        url_save:  '{% url "tarjetas:save_tarjeta_gasto" %}',
        url_delete:'{% url "tarjetas:delete_tarjeta_gasto" %}',
        onSaveSuccess: function(responseData) {
          $('#modal_tarjetas_gastos').modal('hide');
          table.ajax.reload();
        }
      });

      // Abre modal según ?modal=C/U/D
      const params = new URLSearchParams(window.location.search);
      const m = params.get('modal');
      if (m) {
        $(`[data-crud-modal-trigger="${m}"]`).trigger('click');
      }
    });
  </script>
{% endblock %}