My presentations, using Reveal.js (mostly in Portuguese).
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<title>Entendendo DJANGO</title>
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<meta name="author" content="Hakim El Hattab">
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<div class="reveal">
<div class="slides">
<section data-background='_images/django-rest.png'>
<h1 class='semi-opaque'>Entendendo Django REST Framework</h1>
</section>
<section>
<section>
<h2>Review Django</h2>
<ul>
<li>Request de um browser chega no Django;</li>
<li>Consulta o urls.py base do projeto para encontrar o
que será executado;</li>
<li>Consulta o urls.py da app (no caso) para encontrar
a view que será executada;</li>
<li>Encontra a view dentro da app, que busca as informações no model;</li>
<li>Renderiza o template;</li>
<li>Retorna o template renderizado para o usuário.</li>
</ul>
</section>
</section>
<section>
<section>
<h2>Interlúdio: REST</h2>
<img src="_images/intermission_3696.jpg" alt=""/>
</section>
<section>
<h3>REST: Recursos</h3>
<p>Elementos são chamados "recursos" e fazem parte da URL.</p>
<ul>
<li>Recurso <i>usuários</i>: <code>/user</code>;</li>
<li>Recurso <i>orders</i>: <code>/order</code>;</li>
<li>Recurso <i>produtos</i>: <code>/product</code></li>
</ul>
</section>
<section>
<h3>REST: Recursos</h3>
<p>Recursos específicos são indicados também na URL depois
da URL base do recurso, apontados por sua chave principal.</p>
<ul>
<li><i>Usuário</i> <strong>1</strong>: <code>/user/1/</code></li>
<li><i>Produto</i> <strong>ws-1243</strong>: <code>/product/ws-1243/</code></li>
</ul>
</section>
<section>
<h3>REST: Recursos</h3>
<p>Recursos podem estar aninhados.</p>
<ul>
<li><code>/user/1/order</code>: Todos os pedidos do usuário <strong>1</strong>.</li>
<li><code>/user/1/order/2</code>: Pedido <strong>2</strong> do usuário <strong>1</strong>.</li>
</ul>
</section>
<section>
<h3>REST: Verbos/Ações</h3>
<p>Ações sobre os recursos são indicadas pelo <i>verbo HTTP</i>:</p>
<ul>
<li><code>GET</code>: Recupera recursos;</li>
<li><code>POST</code>: Cria recursos;</li>
<li><code>PUT</code>: Altera (update) recursos;</li>
<li><code>DELETE</code>: Apaga recursos;</li>
<li><code>PATCH</code>: Altera recursos.</li>
</ul>
</section>
<section>
<h3>REST: Verbos</h3>
<table border="0">
<tr>
<th>&nbsp;</th>
<th>Base recurso</th>
<th>Recurso específico</th>
</tr>
<tr>
<td><strong><code>GET</code></strong></td>
<td>Todos os elementos do recurso</td>
<td>Dados do recurso específico</td>
</tr>
</table>
</section>
<section>
<h3>REST: Verbos</h3>
<table border="0">
<tr>
<th>&nbsp;</th>
<th>Base recurso</th>
<th>Recurso específico</th>
</tr>
<tr>
<td><strong><code>POST</code></strong></td>
<td>Cria um recurso novo</td>
<td>Não usado, mas poderia criar um recurso com a cahve indicada</td>
</tr>
</table>
</section>
<section>
<h3>REST: Verbos</h3>
<table border="0">
<tr>
<th>&nbsp;</th>
<th>Base recurso</th>
<th>Recurso específico</th>
</tr>
<tr>
<td><strong><code>PUT</code></strong></td>
<td>Não usado</td>
<td>Ataliza o registro inteiro do recurso</td>
</tr>
</table>
</section>
<section>
<h3>REST: Verbos</h3>
<table border="0">
<tr>
<th>&nbsp;</th>
<th>Base recurso</th>
<th>Recurso específico</th>
</tr>
<tr>
<td><strong><code>DELETE</code></strong></td>
<td>Não usado, mas poderia apagar todos os recursos</td>
<td>Apaga o recurso</td>
</tr>
</table>
</section>
<section>
<h3>REST: Verbos</h3>
<table border="0">
<tr>
<th>&nbsp;</th>
<th>Base recurso</th>
<th>Recurso específico</th>
</tr>
<tr>
<td><strong><code>PATCH</code></strong></td>
<td>Não usado</td>
<td>Atualiza campos específicos do recurso</td>
</tr>
</table>
</section>
<section>
<h3>REST: Exemplos</h3>
<ul>
<li><code>GET /user</code>: Retorna todos os usuários do sistema.</li>
<li><code>POST /order</code>: Cria um novo pedido.</li>
<li><code>DELETE /user/1/order/2</code>: Apaga o pedido 2 do usuário 1.</li>
</ul>
</section>
</section>
<section>
<section>
<h2>De volta ao REST Framework</h2>
<img src="_images/tumblr_n6qbpoBDVX1rbyj0do1_500.jpg" alt=""/>
</section>
</section>
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