16 Django页面优化1

class TransactionRecord():
    """ 交易记录 """
    charge_type_class_mapping = {
        1: "success",
        2: "danger",
        3: "default",
        4: "info",
        5: "primary",
    }
    charge_type_choices = ((1, "充值"), (2, "扣款"), (3, "创建订单"), (4, "删除订单"), (5, "撤单"),)
    charge_type = models.SmallIntegerField(verbose_name="类型", choices=charge_type_choices)
    ...

from django.template import Library
from web import models

register = Library()


@register.filter()
def colors(num):
    return models.TransactionRecord.charge_type_class_mapping[num]

<table class="table table-bordered">
    <thead>
    <tr>
        <th>ID</th>
        <th>类型</th>
        <th>金额</th>
        <th>订单号</th>
        <th>时间</th>
        <th>其它</th>
    </tr>
    </thead>
    <tbody>
    {% for row in pager.queryset %}
        <tr row-id="{{ row.id }}">
            <td>{{ row.id }}</td>
            <td>
                <span class="btn btn-xs btn-{{ row.charge_type|colors }}">{{ row.get_charge_type_display }}</span>
            </td>
            <td>{{ row.amount }}</td>
            <td>
                {% if row.order_id %}
                    {{ row.order_oid }}
                {% else %}
                    -
                {% endif %}
            </td>
            <td>{{ row.create_datetime|date:"Y-m-d H:i:s" }}</td>
            <td>
                {% if row.memo %}
                    {{ row.memo }}
                {% else %}
                    -
                {% endif %}
            </td>
        </tr>
    {% endfor %}
    </tbody>
</table>