Gatsby-plugin-Tags

Gatsby-plugin-tags is a powerful plugin that adds tagging functionality to your Gatsby website. This plugin allows you to easily create and manage tags for your website's content, providing a number of benefits to both you and your visitors.

Benefits of Using Gatsby-plugin-Tags

There are a number of reasons why you might want to use Gatsby-plugin-Tags on your website. Some of the benefits that this plugin provides include:

• Improved Organization: With Gatsby-plugin-Tags, you can easily categorize your content, making it easier for visitors to find what they're looking for. This can be particularly useful if you have a large website with many different types of content.

• Improved Navigation: By using tags, you can provide visitors with an alternative way to navigate your website. This can be particularly useful if you have a complex website with many different pages.

• Improved SEO: By using tags, you can help your website rank higher in search engine results pages (SERPs). This is because tags provide search engines with additional information about your content, which can help them better understand your website.

How to Use Gatsby-plugin-Tags

Using Gatsby-plugin-Tags is easy. To get started, you'll need to install the plugin by running the following command:

npm install gatsby-plugin-tags

Once you've installed the plugin, you can add it to your gatsby-config.js file like this:

module.exports = {
  plugins: [
    {
      resolve: `gatsby-plugin-tags`,
      options: {
        // Configure the plugin here
      },
    },
  ],
}

Next, you'll need to create a template for your tags. This template will be used to generate pages for each tag on your website. To create a template, you'll need to create a file at src/templates/tag.js with the following code:

import React from "react"

const Tag = ({ pageContext }) => {
  const { tag } = pageContext
  return (
    <div>
      <h1>Posts about {tag}</h1>
    </div>
  )
}

export default Tag

With your template in place, you can now create pages for each tag on your website. To do this, add the following code to your gatsby-node.js file:

exports.createPages = async ({ actions, graphql, reporter }) => {
  const { createPage } = actions

  const result = await graphql(`
    {
      allMarkdownRemark {
        nodes {
          frontmatter {
            tags
          }
        }
      }
    }`
  )

  if (result.errors) {
    reporter.panicOnBuild(`There was an error loading your tags`, result.errors)
    return
  }

  const posts = result.data.allMarkdownRemark.nodes

  const tagSet = new Set()

  posts.forEach((node) => {
    if (node.frontmatter.tags) {
      node.frontmatter.tags.forEach((tag) => {
        tagSet.add(tag)
      })
    }
  })

  const tagList = Array.from(tagSet)

  tagList.forEach((tag) => {
    createPage({
      path: `/tags/${tag}/`,
      component: path.resolve(`./src/templates/tag.js`),
      context: {
        tag,
      },
    })
  })
}

Finally, you'll want to add tags to your content. To do this, simply add a tags field to the frontmatter of each page or post in your website like this:

---
title: My Awesome Post
tags:
  - tag1
  - tag2
  - tag3
---

And that's it! Your website now has tagging functionality. Visitors can navigate to tag pages to see a list of all content related to specific tags.