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    <title>DEV Community: Sivasubramanian</title>
    <description>The latest articles on DEV Community by Sivasubramanian (@sivasu66).</description>
    <link>https://dev.to/sivasu66</link>
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      <title>DEV Community: Sivasubramanian</title>
      <link>https://dev.to/sivasu66</link>
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    <item>
      <title>Passing pre-computed routes to link-to helper in Ember</title>
      <dc:creator>Sivasubramanian</dc:creator>
      <pubDate>Tue, 26 Apr 2022 02:21:49 +0000</pubDate>
      <link>https://dev.to/sivasu66/passing-pre-computed-routes-to-link-to-helper-in-ember-35l2</link>
      <guid>https://dev.to/sivasu66/passing-pre-computed-routes-to-link-to-helper-in-ember-35l2</guid>
      <description>&lt;p&gt;&lt;strong&gt;Syntax&lt;/strong&gt;&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight html"&gt;&lt;code&gt;{{link-to routeName  dynamicSegment1 dynamicSegment2 (query-params key1=value1 key2=value2)}}

(or)

{{link-to params=linkParameters}}
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;&lt;strong&gt;Description&lt;/strong&gt;&lt;/p&gt;

&lt;p&gt;Consider a photo application with below routes&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight javascript"&gt;&lt;code&gt;&lt;span class="k"&gt;this&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;route&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;photos&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="kd"&gt;function&lt;/span&gt;&lt;span class="p"&gt;()&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
  &lt;span class="k"&gt;this&lt;/span&gt;&lt;span class="p"&gt;.&lt;/span&gt;&lt;span class="nx"&gt;route&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;resolution&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
    &lt;span class="na"&gt;path&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;/:value&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;
  &lt;span class="p"&gt;});&lt;/span&gt;
&lt;span class="p"&gt;});&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;Compute links in component&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight javascript"&gt;&lt;code&gt;&lt;span class="nx"&gt;linkParametersVariation1&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="nx"&gt;computed&lt;/span&gt;&lt;span class="p"&gt;({&lt;/span&gt;
  &lt;span class="kd"&gt;get&lt;/span&gt;&lt;span class="p"&gt;()&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt;
    &lt;span class="kd"&gt;let&lt;/span&gt; &lt;span class="nx"&gt;resolution&lt;/span&gt; &lt;span class="o"&gt;=&lt;/span&gt; &lt;span class="kd"&gt;get&lt;/span&gt;&lt;span class="p"&gt;(&lt;/span&gt;&lt;span class="k"&gt;this&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;resolution);
    return { &lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="nx"&gt;routeName&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;: &lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="nx"&gt;photos&lt;/span&gt;&lt;span class="o"&gt;/&lt;/span&gt;&lt;span class="nx"&gt;resolution&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;, dynamicSegment: resolution, page: 1, perPage: 30 }
  }
}),

linkParametersVariation2: computed({
  get() {
    let resolution = get(this, &lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="nx"&gt;resolution&lt;/span&gt;&lt;span class="p"&gt;);&lt;/span&gt;
    &lt;span class="k"&gt;return&lt;/span&gt; &lt;span class="p"&gt;[&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="s1"&gt;photos/resolution&lt;/span&gt;&lt;span class="dl"&gt;'&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="nx"&gt;resolution&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="na"&gt;isQueryParams&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="kc"&gt;true&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="na"&gt;values&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="p"&gt;{&lt;/span&gt; &lt;span class="na"&gt;page&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;1&lt;/span&gt;&lt;span class="p"&gt;,&lt;/span&gt; &lt;span class="na"&gt;perPage&lt;/span&gt;&lt;span class="p"&gt;:&lt;/span&gt; &lt;span class="mi"&gt;30&lt;/span&gt; &lt;span class="p"&gt;}&lt;/span&gt; &lt;span class="p"&gt;}]&lt;/span&gt;
  &lt;span class="p"&gt;}&lt;/span&gt;
&lt;span class="p"&gt;})&lt;/span&gt;
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



&lt;p&gt;Using links in template&lt;br&gt;
&lt;/p&gt;

&lt;div class="highlight js-code-highlight"&gt;
&lt;pre class="highlight html"&gt;&lt;code&gt;{{#link-to linkParametersVariation1.routName linkParametersVariation1.dynamicSegment (query-params page=linkParametersVariation1.page perPage=linkParametersVariation1.perPage)}}
  &lt;span class="nt"&gt;&amp;lt;div&amp;gt;&lt;/span&gt;variation1&lt;span class="nt"&gt;&amp;lt;/div&amp;gt;&lt;/span&gt;
{{/link-to}}

{{#link-to params=linkParametersVariation2}}
  &lt;span class="nt"&gt;&amp;lt;div&amp;gt;&lt;/span&gt;variation2&lt;span class="nt"&gt;&amp;lt;/div&amp;gt;&lt;/span&gt;
{{/link-to}}
&lt;/code&gt;&lt;/pre&gt;

&lt;/div&gt;



</description>
      <category>ember</category>
    </item>
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