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shields/module-core_base-service_base-json-BaseJsonService.html
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<title>JSDoc: Class: BaseJsonService</title>
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<h1 class="page-title">Class: BaseJsonService</h1>
<section>
<header>
<h2><span class="attribs"><span class="type-signature">(abstract) </span></span>
<span class="ancestors"><a href="module-core_base-service_base-json.html">core/base-service/base-json</a>~</span>BaseJsonService<span class="signature">()</span><span class="type-signature"></span></h2>
<div class="class-description"><p>Services which query a JSON endpoint should extend BaseJsonService</p></div>
</header>
<article>
<div class="container-overview">
<h2>Constructor</h2>
<h4 class="name" id="BaseJsonService"><span class="type-signature">(abstract) </span>new BaseJsonService<span class="signature">()</span><span class="type-signature"></span></h4>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="core_base-service_base-json.js.html">core/base-service/base-json.js</a>, <a href="core_base-service_base-json.js.html#line13">line 13</a>
</li></ul></dd>
</dl>
</div>
<h3 class="subsection-title">Methods</h3>
<h4 class="name" id="_parseJson"><span class="type-signature"></span>_parseJson<span class="signature">(buffer)</span><span class="type-signature"> &rarr; {object}</span></h4>
<div class="description">
<p>Parse data from JSON endpoint</p>
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>buffer</code></td>
<td class="type">
<span class="param-type">string</span>
</td>
<td class="description last"><p>JSON response from upstream API</p></td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="core_base-service_base-json.js.html">core/base-service/base-json.js</a>, <a href="core_base-service_base-json.js.html#line20">line 20</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
<p>Parsed response</p>
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">object</span>
</dd>
</dl>
<h4 class="name" id="_requestJson"><span class="type-signature">(async) </span>_requestJson<span class="signature">(attrs)</span><span class="type-signature"> &rarr; {object}</span></h4>
<div class="description">
<p>Request data from an upstream API serving JSON,
parse it and validate against a schema</p>
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>attrs</code></td>
<td class="type">
<span class="param-type">object</span>
</td>
<td class="description last"><p>Refer to individual attrs</p>
<h6>Properties</h6>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th>Attributes</th>
<th>Default</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>schema</code></td>
<td class="type">
<span class="param-type">Joi</span>
</td>
<td class="attributes">
</td>
<td class="default">
</td>
<td class="description last"><p>Joi schema to validate the response against</p></td>
</tr>
<tr>
<td class="name"><code>url</code></td>
<td class="type">
<span class="param-type">string</span>
</td>
<td class="attributes">
</td>
<td class="default">
</td>
<td class="description last"><p>URL to request</p></td>
</tr>
<tr>
<td class="name"><code>options</code></td>
<td class="type">
<span class="param-type">object</span>
</td>
<td class="attributes">
&lt;optional><br>
</td>
<td class="default">
{}
</td>
<td class="description last"><p>Options to pass to got. See
<a href="https://github.com/sindresorhus/got/blob/main/documentation/2-options.md">documentation</a></p></td>
</tr>
<tr>
<td class="name"><code>httpErrors</code></td>
<td class="type">
<span class="param-type">object</span>
</td>
<td class="attributes">
&lt;optional><br>
</td>
<td class="default">
{}
</td>
<td class="description last"><p>Key-value map of status codes
and custom error messages e.g: <code>{ 404: 'package not found' }</code>.
This can be used to extend or override the
<a href="https://github.com/badges/shields/blob/master/core/base-service/check-error-response.js#L5">default</a></p></td>
</tr>
<tr>
<td class="name"><code>systemErrors</code></td>
<td class="type">
<span class="param-type">object</span>
</td>
<td class="attributes">
&lt;optional><br>
</td>
<td class="default">
{}
</td>
<td class="description last"><p>Key-value map of got network exception codes
and an object of params to pass when we construct an Inaccessible exception object
e.g: <code>{ ECONNRESET: { prettyMessage: 'connection reset' } }</code>.
See <a href="https://github.com/sindresorhus/got/blob/main/documentation/7-retry.md#errorcodes">got error codes</a>
for allowed keys
and <a href="module-core_base-service_errors.html#~RuntimeErrorProps">module:core/base-service/errors~RuntimeErrorProps</a> for allowed values</p></td>
</tr>
<tr>
<td class="name"><code>logErrors</code></td>
<td class="type">
<span class="param-type">Array.&lt;number></span>
</td>
<td class="attributes">
&lt;optional><br>
</td>
<td class="default">
[429]
</td>
<td class="description last"><p>An array of http error codes
that will be logged (to sentry, if configured).</p></td>
</tr>
</tbody>
</table>
</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="core_base-service_base-json.js.html">core/base-service/base-json.js</a>, <a href="core_base-service_base-json.js.html#line48">line 48</a>
</li></ul></dd>
<dt class="tag-see">See:</dt>
<dd class="tag-see">
<ul>
<li><a href="https://github.com/sindresorhus/got/blob/main/documentation/2-options.md">https://github.com/sindresorhus/got/blob/main/documentation/2-options.md</a></li>
</ul>
</dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
<p>Parsed response</p>
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">object</span>
</dd>
</dl>
</article>
</section>
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