fix: query param booleans

docs: Fixed typos, punctuation

LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2020 Anurag Hazra
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

api/index.js

@@ -1,13 +1,26 @@
 require("dotenv").config();
-const { renderError } = require("../src/utils");
+const { renderError, parseBoolean } = require("../src/utils");
 const fetchStats = require("../src/fetchStats");
 const renderStatsCard = require("../src/renderStatsCard");
 
 module.exports = async (req, res) => {
-  const { username, hide, hide_border, show_icons, line_height } = req.query;
+  const {
+    username,
+    hide,
+    hide_border,
+    hide_rank,
+    show_icons,
+    line_height,
+    title_color,
+    icon_color,
+    text_color,
+    bg_color,
+  } = req.query;
   let stats;
 
+  res.setHeader("Cache-Control", "public, max-age=1800");
   res.setHeader("Content-Type", "image/svg+xml");
+
   try {
     stats = await fetchStats(username);
   } catch (err) {
@@ -17,9 +30,14 @@ module.exports = async (req, res) => {
   res.send(
     renderStatsCard(stats, {
       hide: JSON.parse(hide || "[]"),
-      show_icons,
-      hide_border,
+      show_icons: parseBoolean(show_icons),
+      hide_border: parseBoolean(hide_border),
+      hide_rank: parseBoolean(hide_rank),
       line_height,
+      title_color,
+      icon_color,
+      text_color,
+      bg_color,
     })
   );
 };

api/pin.js

@@ -4,9 +4,18 @@ const fetchRepo = require("../src/fetchRepo");
 const renderRepoCard = require("../src/renderRepoCard");
 
 module.exports = async (req, res) => {
-  const { username, repo } = req.query;
+  const {
+    username,
+    repo,
+    title_color,
+    icon_color,
+    text_color,
+    bg_color,
+  } = req.query;
 
   let repoData;
+  
+  res.setHeader("Cache-Control", "public, max-age=1800");
   res.setHeader("Content-Type", "image/svg+xml");
 
   try {
@@ -16,5 +25,12 @@ module.exports = async (req, res) => {
     return res.send(renderError(err.message));
   }
 
-  res.send(renderRepoCard(repoData));
+  res.send(
+    renderRepoCard(repoData, {
+      title_color,
+      icon_color,
+      text_color,
+      bg_color,
+    })
+  );
 };

package.json

@@ -14,6 +14,7 @@
     "@testing-library/jest-dom": "^5.11.0",
     "axios": "^0.19.2",
     "axios-mock-adapter": "^1.18.1",
+    "css-to-object": "^1.1.0",
     "jest": "^26.1.0"
   },
   "dependencies": {

readme.md

@@ -1,26 +1,50 @@
-## Github Readme stats
+<p align="center">
+ <h2 align="center">GitHub Readme Stats</h2>
+ <p align="center">Get dynamically generated GitHub stats on your readmes!</p>
 
-Get dynamically generated GitHub stats on your readmes!
+  <p align="center">
+    <a href="https://github.com/anuraghazra/github-readme-stats/actions">
+      <img alt="Tests Passing" src="https://github.com/anuraghazra/github-readme-stats/workflows/Test/badge.svg" />
+    </a>
+    <a href="https://github.com/anuraghazra/github-readme-stats/issues">
+      <img alt="Issues" src="https://img.shields.io/github/issues/anuraghazra/github-readme-stats?color=0088ff" />
+    </a>
+    <a href="https://github.com/anuraghazra/github-readme-stats/pulls">
+      <img alt="GitHub pull requests" src="https://img.shields.io/github/issues-pr/anuraghazra/github-readme-stats?color=0088ff" />
+    </a>
+  </p>
+
+  <p align="center">
+    <a href="#demo">View Demo</a>
+    ·
+    <a href="https://github.com/anuraghazra/github-readme-stats/issues">Report Bug</a>
+    ·
+    <a href="https://github.com/anuraghazra/github-readme-stats/issues">Request Feature</a>
+  </p>
+</p>
 
 # Features
 
-- [Github Stats Card](#github-stats-card)
-- [Github Extra Pins](#github-extra-pins)
+- [GitHub Stats Card](#github-stats-card)
+- [GitHub Extra Pins](#github-extra-pins)
+- [Customization](#customization)
 - [Deploy Yourself](#deploy-on-your-own-vercel-instance)
 
-# Github Stats Card
+# GitHub Stats Card
 
 Copy paste this into your markdown content, and that's it. Simple!
 
-change the `?username=` value to your GitHubs's username
+Change the `?username=` value to your GitHub's username.
 
 ```md
 [![Anurag's github stats](https://github-readme-stats.vercel.app/api?username=anuraghazra)](https://github.com/anuraghazra/github-readme-stats)
 ```
 
+_Note: Ranks are calculated based on user's stats, see [src/calculateRank.js](./src/calculateRank.js)_
+
 ### Hiding individual stats
 
-To hide any specific stats, you can pass a query parameter `?hide=` with an array of items, you wanna hide.
+To hide any specific stats, you can pass a query parameter `?hide=` with an array of items you wanna hide.
 
 > Options: `&hide=["stars","prs","issues","contribs"]`
 
@@ -30,7 +54,7 @@ To hide any specific stats, you can pass a query parameter `?hide=` with an arra
 
 ### Showing icons
 
-To enable icons, you can pass `show_icons=true` in the query param like so
+To enable icons, you can pass `show_icons=true` in the query param, like so:
 
 ```md
 ![Anurag's github stats](https://github-readme-stats.vercel.app/api?username=anuraghazra&show_icons=true)
@@ -38,8 +62,28 @@ To enable icons, you can pass `show_icons=true` in the query param like so
 
 Other options:
 
-- `&hide_border=true` hide the border box if you don't like it :D.
-- `&line_height=30` control the line-height between text.
+- `&hide_border=true` hide the border box if you don't like it :D
+- `&line_height=30` control the line-height between text
+- `&hide_rank=true` hides the ranking
+
+### Customization
+
+You can customize the appearance of your `Stats Card` or `Repo Card` however you want with URL params.
+
+Customization Options:
+
+| Option      | type      | Stats Card (default)   | Repo Card (default)    |
+| ----------- | --------- | ---------------------- | ---------------------- |
+| title_color | hex color | #2f80ed                | #2f80ed                |
+| text_color  | hex color | #333                   | #333                   |
+| icon_color  | hex color | #4c71f2                | #586069                |
+| bg_color    | hex color | rgba(255, 255, 255, 0) | rgba(255, 255, 255, 0) |
+
+- You can also customize the cards to be compatible with dark mode
+
+```md
+![Anurag's github stats](https://github-readme-stats.vercel.app/api?username=anuraghazra&show_icons=true&title_color=fff&icon_color=79ff97&text_color=9f9f9f&bg_color=151515)
+```
 
 ### Demo
 
@@ -55,11 +99,19 @@ Other options:
 
 ![Anurag's github stats](https://github-readme-stats.vercel.app/api?username=anuraghazra&hide=["issues"]&show_icons=true)
 
-# Github Extra Pins
+- Customizing stats card
 
-Github extra pins allow you to pin more than 6 repositories in your profile using a GitHub readme profile.
+![Anurag's github stats](https://github-readme-stats.vercel.app/api/?username=anuraghazra&show_icons=true&title_color=fff&icon_color=79ff97&text_color=9f9f9f&bg_color=151515)
 
-Yey! you are no longer limited to 6 pinned repositories.
+- Customizing repo card
+
+![Customized Card](https://github-readme-stats.vercel.app/api/pin?username=anuraghazra&repo=github-readme-stats&title_color=fff&icon_color=f9f9f9&text_color=9f9f9f&bg_color=151515)
+
+# GitHub Extra Pins
+
+GitHub extra pins allow you to pin more than 6 repositories in your profile using a GitHub readme profile.
+
+Yey! You are no longer limited to 6 pinned repositories.
 
 ### Usage
 
@@ -77,7 +129,7 @@ Endpoint: `api/pin?username=anuraghazra&repo=github-readme-stats`
 
 ### Quick Tip (Align The Repo Cards)
 
-You usually won't be able to layout the images side by side to do that you can use this approach
+You usually won't be able to layout the images side by side. To do that you can use this approach:
 
 ```md
 <a href="https://github.com/anuraghazra/github-readme-stats">
@@ -88,15 +140,32 @@ You usually won't be able to layout the images side by side to do that you can u
 </a>
 ```
 
-## Deploy on your own vercel instance
+## Deploy on your own Vercel instance
 
-Since Github API only allows 5k requests per hour it is possible that my `https://github-readme-stats.vercel.app/api` could hit the rate limiter thats why if you want to host it on your own vercel server then you don't have to worry about anything. click on the deploy button to get started
+Since the GitHub API only allows 5k requests per hour, it is possible that my `https://github-readme-stats.vercel.app/api` could hit the rate limiter. If you host it on your own Vercel server, then you don't have to worry about anything. Click on the deploy button to get started!
 
 [![Deploy to Vercel](https://vercel.com/button)](https://vercel.com/import/project?template=https://github.com/anuraghazra/github-readme-stats)
 
-Make sure to add your own `GITHUB_TOKEN` in `Environment Variables`  
-[Github Docs: Creating a github personal token](https://docs.github.com/en/github/authenticating-to-github/creating-a-personal-access-token)
+<details>
+ <summary>Guide on setting up Vercel</summary>
+
+1. Go to [vercel.com](https://vercel.com/)
+1. Click on `Log in`  
+![](https://files.catbox.moe/tct1wg.png)
+1. Sign in with GitHub by pressing `Continue with GitHub`  
+![](https://files.catbox.moe/btd78j.jpeg)
+1. Sign into GitHub and allow access to all repositories, if prompted
+1. Fork this repo
+1. Go back to your [Vercel dashboard](https://vercel.com/dashboard)
+1. Select `Import Project`  
+![](https://files.catbox.moe/qckos0.png)
+1. Select `Import Git Repository`  
+![](https://files.catbox.moe/pqub9q.png)
+1. Select root and keep everything as is, just add your environment variable named GITHUB_TOKEN (as shown), which will contain a personal access token (PAT), which you can easily create [here](https://github.com/settings/tokens/new) (leave everything as is, just name it something, it can be anything you want)  
+![](https://files.catbox.moe/caem5b.png)
+1. Click deploy, and you're good to go. See your domains to use the API!
+</details>
 
 Contributions are welcomed! <3
 
-Made with :heart: and javascript.
+Made with :heart: and JavaScript.

src/calculateRank.js

@@ -0,0 +1,52 @@
+function calculateRank({
+  totalRepos,
+  totalCommits,
+  contributions,
+  followers,
+  prs,
+  issues,
+  stargazers,
+}) {
+  const COMMITS_OFFSET = 1.65;
+  const CONTRIBS_OFFSET = 1.65;
+  const ISSUES_OFFSET = 1;
+  const STARS_OFFSET = 0.75;
+  const PRS_OFFSET = 0.5;
+  const FOLLOWERS_OFFSET = 0.45;
+
+  const FIRST_STEP = 0;
+  const SECOND_STEP = 5;
+  const THIRD_STEP = 20;
+  const FOURTH_STEP = 50;
+  const FIFTH_STEP = 130;
+
+  // prettier-ignore
+  const score = (
+    totalCommits * COMMITS_OFFSET +
+    contributions * CONTRIBS_OFFSET +
+    issues * ISSUES_OFFSET +
+    stargazers * STARS_OFFSET +
+    prs * PRS_OFFSET +
+    followers * FOLLOWERS_OFFSET
+  ) / totalRepos;
+
+  let level = "";
+
+  if (score == FIRST_STEP) {
+    level = "B";
+  } else if (score > FIRST_STEP && score <= SECOND_STEP) {
+    level = "B+";
+  } else if (score > SECOND_STEP && score <= THIRD_STEP) {
+    level = "A";
+  } else if (score > THIRD_STEP && score <= FOURTH_STEP) {
+    level = "A+";
+  } else if (score > FOURTH_STEP && score <= FIFTH_STEP) {
+    level = "A++";
+  } else if (score > FIFTH_STEP) {
+    level = "S+";
+  }
+
+  return { level, score };
+}
+
+module.exports = calculateRank;

src/fetchRepo.js

@@ -1,50 +1,50 @@
-const axios = require("axios");
+const { request } = require("./utils");
+const retryer = require("./retryer");
+
+const fetcher = (variables, token) => {
+  return request(
+    {
+      query: `
+      fragment RepoInfo on Repository {
+        name
+        stargazers {
+          totalCount
+        }
+        description
+        primaryLanguage {
+          color
+          id
+          name
+        }
+        forkCount
+      }
+      query getRepo($login: String!, $repo: String!) {
+        user(login: $login) {
+          repository(name: $repo) {
+            ...RepoInfo
+          }
+        }
+        organization(login: $login) {
+          repository(name: $repo) {
+            ...RepoInfo
+          }
+        }
+      }
+    `,
+      variables,
+    },
+    {
+      Authorization: `bearer ${token}`,
+    }
+  );
+};
 
 async function fetchRepo(username, reponame) {
   if (!username || !reponame) {
     throw new Error("Invalid username or reponame");
   }
 
-  const res = await axios({
-    url: "https://api.github.com/graphql",
-    method: "post",
-    headers: {
-      Authorization: `bearer ${process.env.GITHUB_TOKEN}`,
-    },
-    data: {
-      query: `
-        fragment RepoInfo on Repository {
-          name
-          stargazers {
-            totalCount
-          }
-          description
-          primaryLanguage {
-            color
-            id
-            name
-          }
-          forkCount
-        }
-        query getRepo($login: String!, $repo: String!) {
-          user(login: $login) {
-            repository(name: $repo) {
-              ...RepoInfo
-            }
-          }
-          organization(login: $login) {
-            repository(name: $repo) {
-              ...RepoInfo
-            }
-          }
-        }
-      `,
-      variables: {
-        login: username,
-        repo: reponame,
-      },
-    },
-  });
+  let res = await retryer(fetcher, { login: username, repo: reponame });
 
   const data = res.data.data;
 

src/fetchStats.js

@@ -1,47 +1,52 @@
-const axios = require("axios");
+const { request } = require("./utils");
+const retryer = require("./retryer");
+const calculateRank = require("./calculateRank");
 require("dotenv").config();
 
-async function fetchStats(username) {
-  if (!username) throw Error("Invalid username");
-
-  const res = await axios({
-    url: "https://api.github.com/graphql",
-    method: "post",
-    headers: {
-      Authorization: `bearer ${process.env.GITHUB_TOKEN}`,
-    },
-    data: {
+const fetcher = (variables, token) => {
+  return request(
+    {
       query: `
-        query userInfo($login: String!) {
-          user(login: $login) {
-            name
-            repositoriesContributedTo(first: 100, contributionTypes: [COMMIT, ISSUE, PULL_REQUEST, REPOSITORY]) {
-              totalCount
-            }
-            contributionsCollection {
-              totalCommitContributions
-            }
-            pullRequests(first: 100) {
-              totalCount
-            }
-            issues(first: 100) {
-              totalCount
-            }
-            repositories(first: 100) {
-              nodes {
-                stargazers {
-                  totalCount
-                }
+      query userInfo($login: String!) {
+        user(login: $login) {
+          name
+          login
+          contributionsCollection {
+            totalCommitContributions
+          }
+          repositoriesContributedTo(first: 1, contributionTypes: [COMMIT, ISSUE, PULL_REQUEST, REPOSITORY]) {
+            totalCount
+          }
+          pullRequests(first: 1) {
+            totalCount
+          }
+          issues(first: 1) {
+            totalCount
+          }
+          followers {
+            totalCount
+          }
+          repositories(first: 100, orderBy: { direction: DESC, field: STARGAZERS }) {
+            totalCount
+            nodes {
+              stargazers {
+                totalCount
               }
             }
           }
         }
+      }
       `,
-      variables: {
-        login: username,
-      },
+      variables,
     },
-  });
+    {
+      Authorization: `bearer ${token}`,
+    }
+  );
+};
+
+async function fetchStats(username) {
+  if (!username) throw Error("Invalid username");
 
   const stats = {
     name: "",
@@ -50,16 +55,19 @@ async function fetchStats(username) {
     totalIssues: 0,
     totalStars: 0,
     contributedTo: 0,
+    rank: { level: "C", score: 0 },
   };
 
+  let res = await retryer(fetcher, { login: username });
+
   if (res.data.errors) {
     console.log(res.data.errors);
-    throw Error("Could not fetch user");
+    throw Error(res.data.errors[0].message || "Could not fetch user");
   }
 
   const user = res.data.data.user;
 
-  stats.name = user.name;
+  stats.name = user.name || user.login;
   stats.totalIssues = user.issues.totalCount;
   stats.totalCommits = user.contributionsCollection.totalCommitContributions;
   stats.totalPRs = user.pullRequests.totalCount;
@@ -69,6 +77,16 @@ async function fetchStats(username) {
     return prev + curr.stargazers.totalCount;
   }, 0);
 
+  stats.rank = calculateRank({
+    totalCommits: stats.totalCommits,
+    totalRepos: user.repositories.totalCount,
+    followers: user.followers.totalCount,
+    contributions: stats.contributedTo,
+    stargazers: stats.totalStars,
+    prs: stats.totalPRs,
+    issues: stats.totalIssues,
+  });
+
   return stats;
 }
 

src/getStyles.js

@@ -0,0 +1,97 @@
+const calculateCircleProgress = (value) => {
+  let radius = 40;
+  let c = Math.PI * (radius * 2);
+
+  if (value < 0) value = 0;
+  if (value > 100) value = 100;
+
+  let percentage = ((100 - value) / 100) * c;
+  return percentage;
+};
+
+const getAnimations = ({ progress }) => {
+  return `
+    /* Animations */
+    @keyframes scaleIn {
+      from {
+        transform: translate(-5px, 5px) scale(0);
+      }
+      to {
+        transform: translate(-5px, 5px) scale(1);
+      }
+    }
+    @keyframes fadeIn {
+      from {
+        opacity: 0;
+      }
+      to {
+        opacity: 1;
+      }
+    }
+    @keyframes rankAnimation {
+      from {
+        stroke-dashoffset: ${calculateCircleProgress(0)};
+      }
+      to {
+        stroke-dashoffset: ${calculateCircleProgress(progress)};
+      }
+    }
+  `;
+};
+
+const getStyles = ({
+  titleColor,
+  textColor,
+  iconColor,
+  show_icons,
+  progress,
+}) => {
+  return `
+    .header {
+      font: 600 18px 'Segoe UI', Ubuntu, Sans-Serif; fill: ${titleColor}; 
+      animation: fadeIn 0.8s ease-in-out forwards;
+    }
+    .stat { 
+      font: 600 14px 'Segoe UI', Ubuntu, Sans-Serif; fill: ${textColor};
+    }
+    .stagger { 
+      opacity: 0;
+      animation: fadeIn 0.3s ease-in-out forwards;
+    }
+    .rank-text { 
+      font: 800 24px 'Segoe UI', Ubuntu, Sans-Serif; fill: ${textColor}; 
+      animation: scaleIn 0.3s ease-in-out forwards;
+    }
+    
+    .bold { font-weight: 700 }
+    .star-icon { 
+      font: 600 18px 'Segoe UI', Ubuntu, Sans-Serif;
+    }
+    .icon {
+      fill: ${iconColor};
+      display: ${!!show_icons ? "block" : "none"};
+    }
+    
+    .rank-circle-rim {
+      stroke: ${titleColor};
+      fill: none;
+      stroke-width: 6;
+      opacity: 0.2;
+    }
+    .rank-circle {
+      stroke: ${titleColor};
+      stroke-dasharray: 250;
+      fill: none;
+      stroke-width: 6;
+      stroke-linecap: round;
+      opacity: 0.8;
+      transform-origin: -10px 8px;
+      transform: rotate(-90deg);
+      animation: rankAnimation 1s forwards ease-in-out;
+    }
+
+    ${process.env.NODE_ENV === "test" ? "" : getAnimations({ progress })}
+  `;
+};
+
+module.exports = getStyles;

src/renderRepoCard.js

@@ -1,7 +1,9 @@
-const { kFormatter, encodeHTML } = require("../src/utils");
+const { kFormatter, encodeHTML, isValidHexColor } = require("../src/utils");
 
-const renderRepoCard = (repo) => {
+const renderRepoCard = (repo, options = {}) => {
   const { name, description, primaryLanguage, stargazers, forkCount } = repo;
+  const { title_color, icon_color, text_color, bg_color } = options;
+
   const height = 120;
   const shiftText = primaryLanguage.name.length > 15 ? 0 : 30;
 
@@ -10,20 +12,25 @@ const renderRepoCard = (repo) => {
     desc = `${description.slice(0, 55)}..`;
   }
 
+  const titleColor =
+    (isValidHexColor(title_color) && `#${title_color}`) || "#2f80ed";
+  const iconColor =
+    (isValidHexColor(icon_color) && `#${icon_color}`) || "#586069";
+  const textColor = (isValidHexColor(text_color) && `#${text_color}`) || "#333";
+  const bgColor = (isValidHexColor(bg_color) && `#${bg_color}`) || "#FFFEFE";
+
   const totalStars = kFormatter(stargazers.totalCount);
   const totalForks = kFormatter(forkCount);
   return `
     <svg width="400" height="${height}" viewBox="0 0 400 ${height}" fill="none" xmlns="http://www.w3.org/2000/svg">
       <style>
-      .header { font: 600 18px 'Segoe UI', Ubuntu, Sans-Serif; fill: #2F80ED }
-      .stat { font: 600 14px 'Segoe UI', Ubuntu, Sans-Serif; fill: #333 }
-      .star-icon { font: 600 18px 'Segoe UI', Ubuntu, Sans-Serif; }
-      .bold { font-weight: 700 }
-      .description { font: 400 13px 'Segoe UI', Ubuntu, Sans-Serif; fill: #586069 }
-      .gray { font: 400 12px 'Segoe UI', Ubuntu, Sans-Serif; fill: #586069 }
+      .header { font: 600 18px 'Segoe UI', Ubuntu, Sans-Serif; fill: ${titleColor} }
+      .description { font: 400 13px 'Segoe UI', Ubuntu, Sans-Serif; fill: ${textColor} }
+      .gray { font: 400 12px 'Segoe UI', Ubuntu, Sans-Serif; fill: ${textColor} }
+      .icon { fill: ${iconColor} }
       </style>
-      <rect x="0.5" y="0.5" width="399" height="99%" rx="4.5" fill="#FFFEFE" stroke="#E4E2E2"/>
-      <svg x="25" y="25" viewBox="0 0 16 16" version="1.1" width="16" height="16" fill="#586069">
+      <rect data-testid="card-border" x="0.5" y="0.5" width="399" height="99%" rx="4.5" fill="${bgColor}" stroke="#E4E2E2"/>
+      <svg class="icon" x="25" y="25" viewBox="0 0 16 16" version="1.1" width="16" height="16">
         <path fill-rule="evenodd" d="M2 2.5A2.5 2.5 0 014.5 0h8.75a.75.75 0 01.75.75v12.5a.75.75 0 01-.75.75h-2.5a.75.75 0 110-1.5h1.75v-2h-8a1 1 0 00-.714 1.7.75.75 0 01-1.072 1.05A2.495 2.495 0 012 11.5v-9zm10.5-1V9h-8c-.356 0-.694.074-1 .208V2.5a1 1 0 011-1h8zM5 12.25v3.25a.25.25 0 00.4.2l1.45-1.087a.25.25 0 01.3 0L8.6 15.7a.25.25 0 00.4-.2v-3.25a.25.25 0 00-.25-.25h-3.5a.25.25 0 00-.25.25z"></path>
       </svg>
 
@@ -40,14 +47,14 @@ const renderRepoCard = (repo) => {
       </g>
 
       <g transform="translate(${155 - shiftText}, 100)">
-        <svg y="-12" viewBox="0 0 16 16" version="1.1" width="16" height="16" fill="#586069">
+        <svg class="icon" y="-12" viewBox="0 0 16 16" version="1.1" width="16" height="16">
           <path fill-rule="evenodd" d="M8 .25a.75.75 0 01.673.418l1.882 3.815 4.21.612a.75.75 0 01.416 1.279l-3.046 2.97.719 4.192a.75.75 0 01-1.088.791L8 12.347l-3.766 1.98a.75.75 0 01-1.088-.79l.72-4.194L.818 6.374a.75.75 0 01.416-1.28l4.21-.611L7.327.668A.75.75 0 018 .25zm0 2.445L6.615 5.5a.75.75 0 01-.564.41l-3.097.45 2.24 2.184a.75.75 0 01.216.664l-.528 3.084 2.769-1.456a.75.75 0 01.698 0l2.77 1.456-.53-3.084a.75.75 0 01.216-.664l2.24-2.183-3.096-.45a.75.75 0 01-.564-.41L8 2.694v.001z"></path>
         </svg>
         <text data-testid="stargazers" class="gray" x="25">${totalStars}</text>
       </g>
 
       <g transform="translate(${220 - shiftText}, 100)">
-        <svg y="-12" viewBox="0 0 16 16" version="1.1" width="16" height="16" fill="#586069">
+        <svg class="icon" y="-12" viewBox="0 0 16 16" version="1.1" width="16" height="16">
           <path fill-rule="evenodd" d="M5 3.25a.75.75 0 11-1.5 0 .75.75 0 011.5 0zm0 2.122a2.25 2.25 0 10-1.5 0v.878A2.25 2.25 0 005.75 8.5h1.5v2.128a2.251 2.251 0 101.5 0V8.5h1.5a2.25 2.25 0 002.25-2.25v-.878a2.25 2.25 0 10-1.5 0v.878a.75.75 0 01-.75.75h-4.5A.75.75 0 015 6.25v-.878zm3.75 7.378a.75.75 0 11-1.5 0 .75.75 0 011.5 0zm3-8.75a.75.75 0 100-1.5.75.75 0 000 1.5z"></path>
         </svg>
         <text data-testid="forkcount" class="gray" x="25">${totalForks}</text>

src/renderStatsCard.js

@@ -1,12 +1,21 @@
-const { kFormatter } = require("../src/utils");
+const { kFormatter, isValidHexColor } = require("../src/utils");
+const getStyles = require("./getStyles");
 
-const createTextNode = ({ icon, label, value, lineHeight, id }) => {
+const createTextNode = ({ icon, label, value, id, index, lineHeight }) => {
   const classname = icon === "★" && "star-icon";
   const kValue = kFormatter(value);
+  const staggerDelay = (index + 3) * 150;
+  // manually calculating lineHeight based on index instead of using <tspan dy="" />
+  // to fix firefox layout bug
+  const lheight = lineHeight * (index + 1);
   return `
-    <tspan x="25" dy="${lineHeight}" class="stat bold">
-    <tspan data-testid="icon" class="icon ${classname}" fill="#4C71F2">${icon}</tspan> ${label}:</tspan>
-    <tspan data-testid="${id}" x="155" dy="0" class="stat">${kValue}</tspan>
+    <text class="stagger" style="animation-delay: ${staggerDelay}ms" x="25" y="${lheight}">
+      <tspan dx="0" data-testid="icon" class="icon ${classname}">${icon}</tspan>   
+      <tspan dx="0" class="stat bold">
+       ${label}:
+      </tspan>
+      <tspan x="160" data-testid="${id}" class="stat">${kValue}</tspan>
+    </text>
   `;
 };
 
@@ -18,78 +27,140 @@ const renderStatsCard = (stats = {}, options = { hide: [] }) => {
     totalIssues,
     totalPRs,
     contributedTo,
+    rank,
   } = stats;
   const {
     hide = [],
     show_icons = false,
     hide_border = false,
+    hide_rank = false,
     line_height = 25,
+    title_color,
+    icon_color,
+    text_color,
+    bg_color,
   } = options;
 
   const lheight = parseInt(line_height);
 
-  const STAT_MAP = {
-    stars: createTextNode({
+  const titleColor =
+    (isValidHexColor(title_color) && `#${title_color}`) || "#2f80ed";
+  const iconColor =
+    (isValidHexColor(icon_color) && `#${icon_color}`) || "#4c71f2";
+  const textColor = (isValidHexColor(text_color) && `#${text_color}`) || "#333";
+  const bgColor = (isValidHexColor(bg_color) && `#${bg_color}`) || "#FFFEFE";
+
+  const STATS = {
+    stars: {
       icon: "★",
       label: "Total Stars",
       value: totalStars,
-      lineHeight: lheight,
       id: "stars",
-    }),
-    commits: createTextNode({
+    },
+    commits: {
       icon: "🕗",
       label: "Total Commits",
       value: totalCommits,
-      lineHeight: lheight,
       id: "commits",
-    }),
-    prs: createTextNode({
+    },
+    prs: {
       icon: "🔀",
       label: "Total PRs",
       value: totalPRs,
-      lineHeight: lheight,
       id: "prs",
-    }),
-    issues: createTextNode({
+    },
+    issues: {
       icon: "ⓘ",
       label: "Total Issues",
       value: totalIssues,
-      lineHeight: lheight,
       id: "issues",
-    }),
-    contribs: createTextNode({
+    },
+    contribs: {
       icon: "📕",
       label: "Contributed to",
       value: contributedTo,
-      lineHeight: lheight,
       id: "contribs",
-    }),
+    },
   };
 
-  const statItems = Object.keys(STAT_MAP)
+  const statItems = Object.keys(STATS)
     .filter((key) => !hide.includes(key))
-    .map((key) => STAT_MAP[key]);
+    .map((key, index) =>
+      // create the text nodes, and pass index so that we can calculate the line spacing
+      createTextNode({ ...STATS[key], index, lineHeight: lheight })
+    );
 
-  const height = 45 + (statItems.length + 1) * lheight;
+  // Calculate the card height depending on how many items there are
+  // but if rank circle is visible clamp the minimum height to `150`
+  const height = Math.max(
+    45 + (statItems.length + 1) * lheight,
+    hide_rank ? 0 : 150
+  );
+
+  const border = `
+    <rect 
+      data-testid="card-border"
+      x="0.5"
+      y="0.5"
+      width="494"
+      height="99%"
+      rx="4.5"
+      fill="${bgColor}"
+      stroke="#E4E2E2"
+    />
+  `;
+
+  const rankCircle = hide_rank
+    ? ""
+    : `<g data-testid="rank-circle" transform="translate(400, ${
+        height / 1.85
+      })">
+        <circle class="rank-circle-rim" cx="-10" cy="8" r="40" />
+        <circle class="rank-circle" cx="-10" cy="8" r="40" />
+        <text
+          x="0"
+          y="0"
+          alignment-baseline="central"
+          dominant-baseline="central"
+          text-anchor="middle"
+          class="rank-text"
+        >
+          ${rank.level}
+        </text>
+      </g>`;
+
+  // re-adjust circle progressbar's value until the ranking algo is improved
+  let progress = rank.score;
+  if (rank.score > 86) {
+    progress = (40 + rank.score) * 0.6;
+  }
+  if (rank.score < 40) {
+    progress = 40 + rank.score;
+  }
+
+  const styles = getStyles({
+    titleColor,
+    textColor,
+    iconColor,
+    show_icons,
+    progress,
+  });
 
-  const border = `<rect data-testid="card-border" x="0.5" y="0.5" width="494" height="99%" rx="4.5" fill="#FFFEFE" stroke="#E4E2E2"/>`;
   return `
     <svg width="495" height="${height}" viewBox="0 0 495 ${height}" fill="none" xmlns="http://www.w3.org/2000/svg">
       <style>
-      .header { font: 600 18px 'Segoe UI', Ubuntu, Sans-Serif; fill: #2F80ED }
-      .stat { font: 600 14px 'Segoe UI', Ubuntu, Sans-Serif; fill: #333 }
-      .star-icon { font: 600 18px 'Segoe UI', Ubuntu, Sans-Serif; }
-      .bold { font-weight: 700 }
-      .icon {
-        display: ${!!show_icons ? "block" : "none"};
-      }
+        ${styles}
       </style>
+      
       ${hide_border ? "" : border}
-     
+
+      ${rankCircle}
+      
       <text x="25" y="35" class="header">${name}'s GitHub Stats</text>
-      <text y="45">
+
+      <svg x="0" y="45">
         ${statItems.toString().replace(/\,/gm, "")}
-      </text>
+      </svg>
     </svg>
   `;
 };

src/retryer.js

@@ -0,0 +1,43 @@
+const retryer = async (fetcher, variables, retries = 0) => {
+  if (retries > 7) {
+    throw new Error("Maximum retries exceeded");
+  }
+  try {
+    console.log(`Trying PAT_${retries + 1}`);
+
+    // try to fetch with the first token since RETRIES is 0 index i'm adding +1
+    let response = await fetcher(
+      variables,
+      process.env[`PAT_${retries + 1}`],
+      retries
+    );
+
+    // prettier-ignore
+    const isRateExceeded = response.data.errors && response.data.errors[0].type === "RATE_LIMITED";
+
+    // if rate limit is hit increase the RETRIES and recursively call the retryer
+    // with username, and current RETRIES
+    if (isRateExceeded) {
+      console.log(`PAT_${retries + 1} Failed`);
+      retries++;
+      // directly return from the function
+      return retryer(fetcher, variables, retries);
+    }
+
+    // finally return the response
+    return response;
+  } catch (err) {
+    // prettier-ignore
+    // also checking for bad credentials if any tokens gets invalidated
+    const isBadCredential = err.response.data && err.response.data.message === "Bad credentials";
+
+    if (isBadCredential) {
+      console.log(`PAT_${retries + 1} Failed`);
+      retries++;
+      // directly return from the function
+      return retryer(fetcher, variables, retries);
+    }
+  }
+};
+
+module.exports = retryer;

src/utils.js

@@ -1,3 +1,5 @@
+const axios = require("axios");
+
 const renderError = (message) => {
   return `
     <svg width="495" height="100" viewBox="0 0 495 100" fill="none" xmlns="http://www.w3.org/2000/svg">
@@ -25,4 +27,42 @@ function kFormatter(num) {
     : Math.sign(num) * Math.abs(num);
 }
 
-module.exports = { renderError, kFormatter, encodeHTML };
+function isValidHexColor(hexColor) {
+  return new RegExp(
+    /^([A-Fa-f0-9]{8}|[A-Fa-f0-9]{6}|[A-Fa-f0-9]{3}|[A-Fa-f0-9]{4})$/
+  ).test(hexColor);
+}
+
+function parseBoolean(value) {
+  if (value === "true") {
+    return true;
+  } else if (value === "false") {
+    return false;
+  } else {
+    return value;
+  }
+}
+
+function request(data, headers) {
+  return new Promise((resolve, reject) => {
+    axios({
+      url: "https://api.github.com/graphql",
+      method: "post",
+      headers: {
+        ...headers,
+      },
+      data,
+    })
+      .then((response) => resolve(response))
+      .catch((error) => reject(error));
+  });
+}
+
+module.exports = {
+  renderError,
+  kFormatter,
+  encodeHTML,
+  isValidHexColor,
+  request,
+  parseBoolean,
+};

tests/api.test.js

@@ -0,0 +1,135 @@
+require("@testing-library/jest-dom");
+const axios = require("axios");
+const MockAdapter = require("axios-mock-adapter");
+const api = require("../api/index");
+const renderStatsCard = require("../src/renderStatsCard");
+const { renderError } = require("../src/utils");
+const calculateRank = require("../src/calculateRank");
+
+const stats = {
+  name: "Anurag Hazra",
+  totalStars: 100,
+  totalCommits: 200,
+  totalIssues: 300,
+  totalPRs: 400,
+  contributedTo: 500,
+  rank: null,
+};
+stats.rank = calculateRank({
+  totalCommits: stats.totalCommits,
+  totalRepos: 1,
+  followers: 0,
+  contributions: stats.contributedTo,
+  stargazers: stats.totalStars,
+  prs: stats.totalPRs,
+  issues: stats.totalIssues,
+});
+
+const data = {
+  data: {
+    user: {
+      name: stats.name,
+      repositoriesContributedTo: { totalCount: stats.contributedTo },
+      contributionsCollection: { totalCommitContributions: stats.totalCommits },
+      pullRequests: { totalCount: stats.totalPRs },
+      issues: { totalCount: stats.totalIssues },
+      followers: { totalCount: 0 },
+      repositories: {
+        totalCount: 1,
+        nodes: [{ stargazers: { totalCount: 100 } }],
+      },
+    },
+  },
+};
+
+const error = {
+  errors: [
+    {
+      type: "NOT_FOUND",
+      path: ["user"],
+      locations: [],
+      message: "Could not fetch user",
+    },
+  ],
+};
+
+const mock = new MockAdapter(axios);
+
+afterEach(() => {
+  mock.reset();
+});
+
+describe("Test /api/", () => {
+  it("should test the request", async () => {
+    const req = {
+      query: {
+        username: "anuraghazra",
+      },
+    };
+    const res = {
+      setHeader: jest.fn(),
+      send: jest.fn(),
+    };
+    mock.onPost("https://api.github.com/graphql").reply(200, data);
+
+    await api(req, res);
+
+    expect(res.setHeader).toBeCalledWith("Content-Type", "image/svg+xml");
+    expect(res.send).toBeCalledWith(renderStatsCard(stats, { ...req.query }));
+  });
+
+  it("should render error card on error", async () => {
+    const req = {
+      query: {
+        username: "anuraghazra",
+      },
+    };
+    const res = {
+      setHeader: jest.fn(),
+      send: jest.fn(),
+    };
+    mock.onPost("https://api.github.com/graphql").reply(200, error);
+
+    await api(req, res);
+
+    expect(res.setHeader).toBeCalledWith("Content-Type", "image/svg+xml");
+    expect(res.send).toBeCalledWith(renderError(error.errors[0].message));
+  });
+
+  it("should get the query options", async () => {
+    const req = {
+      query: {
+        username: "anuraghazra",
+        hide: `["issues","prs","contribs"]`,
+        show_icons: true,
+        hide_border: true,
+        line_height: 100,
+        title_color: "fff",
+        icon_color: "fff",
+        text_color: "fff",
+        bg_color: "fff",
+      },
+    };
+    const res = {
+      setHeader: jest.fn(),
+      send: jest.fn(),
+    };
+    mock.onPost("https://api.github.com/graphql").reply(200, data);
+
+    await api(req, res);
+
+    expect(res.setHeader).toBeCalledWith("Content-Type", "image/svg+xml");
+    expect(res.send).toBeCalledWith(
+      renderStatsCard(stats, {
+        hide: ["issues", "prs", "contribs"],
+        show_icons: true,
+        hide_border: true,
+        line_height: 100,
+        title_color: "fff",
+        icon_color: "fff",
+        text_color: "fff",
+        bg_color: "fff",
+      })
+    );
+  });
+});

tests/calculateRank.test.js

@@ -0,0 +1,18 @@
+require("@testing-library/jest-dom");
+const calculateRank = require("../src/calculateRank");
+
+describe("Test calculateRank", () => {
+  it("should calculate rank correctly", () => {
+    expect(
+      calculateRank({
+        totalCommits: 100,
+        totalRepos: 5,
+        followers: 100,
+        contributions: 61,
+        stargazers: 400,
+        prs: 300,
+        issues: 200,
+      })
+    ).toStrictEqual({ level: "S+", score: 192.13 });
+  });
+});

tests/fetchStats.test.js

@@ -2,6 +2,7 @@ require("@testing-library/jest-dom");
 const axios = require("axios");
 const MockAdapter = require("axios-mock-adapter");
 const fetchStats = require("../src/fetchStats");
+const calculateRank = require("../src/calculateRank");
 
 const data = {
   data: {
@@ -11,7 +12,9 @@ const data = {
       contributionsCollection: { totalCommitContributions: 100 },
       pullRequests: { totalCount: 300 },
       issues: { totalCount: 200 },
+      followers: { totalCount: 100 },
       repositories: {
+        totalCount: 5,
         nodes: [
           { stargazers: { totalCount: 100 } },
           { stargazers: { totalCount: 100 } },
@@ -46,6 +49,16 @@ describe("Test fetchStats", () => {
     mock.onPost("https://api.github.com/graphql").reply(200, data);
 
     let stats = await fetchStats("anuraghazra");
+    const rank = calculateRank({
+      totalCommits: 100,
+      totalRepos: 5,
+      followers: 100,
+      contributions: 61,
+      stargazers: 400,
+      prs: 300,
+      issues: 200,
+    });
+
     expect(stats).toStrictEqual({
       contributedTo: 61,
       name: "Anurag Hazra",
@@ -53,6 +66,7 @@ describe("Test fetchStats", () => {
       totalIssues: 200,
       totalPRs: 300,
       totalStars: 400,
+      rank,
     });
   });
 
@@ -60,7 +74,7 @@ describe("Test fetchStats", () => {
     mock.onPost("https://api.github.com/graphql").reply(200, error);
 
     await expect(fetchStats("anuraghazra")).rejects.toThrow(
-      "Could not fetch user"
+      "Could not resolve to a User with the login of 'noname'."
     );
   });
 });

tests/pin.test.js

@@ -0,0 +1,123 @@
+require("@testing-library/jest-dom");
+const axios = require("axios");
+const MockAdapter = require("axios-mock-adapter");
+const pin = require("../api/pin");
+const renderRepoCard = require("../src/renderRepoCard");
+const { renderError } = require("../src/utils");
+
+const data_repo = {
+  repository: {
+    name: "convoychat",
+    stargazers: { totalCount: 38000 },
+    description: "Help us take over the world! React + TS + GraphQL Chat App",
+    primaryLanguage: {
+      color: "#2b7489",
+      id: "MDg6TGFuZ3VhZ2UyODc=",
+      name: "TypeScript",
+    },
+    forkCount: 100,
+  },
+};
+
+const data_user = {
+  data: {
+    user: { repository: data_repo.repository },
+    organization: null,
+  },
+};
+
+const mock = new MockAdapter(axios);
+
+afterEach(() => {
+  mock.reset();
+});
+
+describe("Test /api/pin", () => {
+  it("should test the request", async () => {
+    const req = {
+      query: {
+        username: "anuraghazra",
+        repo: "convoychat",
+      },
+    };
+    const res = {
+      setHeader: jest.fn(),
+      send: jest.fn(),
+    };
+    mock.onPost("https://api.github.com/graphql").reply(200, data_user);
+
+    await pin(req, res);
+
+    expect(res.setHeader).toBeCalledWith("Content-Type", "image/svg+xml");
+    expect(res.send).toBeCalledWith(renderRepoCard(data_repo.repository));
+  });
+
+  it("should get the query options", async () => {
+    const req = {
+      query: {
+        username: "anuraghazra",
+        repo: "convoychat",
+        title_color: "fff",
+        icon_color: "fff",
+        text_color: "fff",
+        bg_color: "fff",
+      },
+    };
+    const res = {
+      setHeader: jest.fn(),
+      send: jest.fn(),
+    };
+    mock.onPost("https://api.github.com/graphql").reply(200, data_user);
+
+    await pin(req, res);
+
+    expect(res.setHeader).toBeCalledWith("Content-Type", "image/svg+xml");
+    expect(res.send).toBeCalledWith(
+      renderRepoCard(data_repo.repository, { ...req.query })
+    );
+  });
+
+  it("should render error card if user repo not found", async () => {
+    const req = {
+      query: {
+        username: "anuraghazra",
+        repo: "convoychat",
+      },
+    };
+    const res = {
+      setHeader: jest.fn(),
+      send: jest.fn(),
+    };
+    mock
+      .onPost("https://api.github.com/graphql")
+      .reply(200, { data: { user: { repository: null }, organization: null } });
+
+    await pin(req, res);
+
+    expect(res.setHeader).toBeCalledWith("Content-Type", "image/svg+xml");
+    expect(res.send).toBeCalledWith(renderError("User Repository Not found"));
+  });
+
+  it("should render error card if org repo not found", async () => {
+    const req = {
+      query: {
+        username: "anuraghazra",
+        repo: "convoychat",
+      },
+    };
+    const res = {
+      setHeader: jest.fn(),
+      send: jest.fn(),
+    };
+    mock
+      .onPost("https://api.github.com/graphql")
+      .reply(200, { data: { user: null, organization: { repository: null } } });
+
+    await pin(req, res);
+
+    expect(res.setHeader).toBeCalledWith("Content-Type", "image/svg+xml");
+    expect(res.send).toBeCalledWith(
+      renderError("Organization Repository Not found")
+    );
+  });
+});

tests/renderRepoCard.test.js

@@ -1,4 +1,5 @@
 require("@testing-library/jest-dom");
+const cssToObject = require("css-to-object");
 const renderRepoCard = require("../src/renderRepoCard");
 
 const { queryByTestId } = require("@testing-library/dom");
@@ -88,4 +89,51 @@ describe("Test renderRepoCard", () => {
       "translate(125, 100)"
     );
   });
+
+  it("should render default colors properly", () => {
+    document.body.innerHTML = renderRepoCard(data_repo.repository);
+
+    const styleTag = document.querySelector("style");
+    const stylesObject = cssToObject(styleTag.innerHTML);
+
+    const headerClassStyles = stylesObject[".header"];
+    const statClassStyles = stylesObject[".description"];
+    const iconClassStyles = stylesObject[".icon"];
+
+    expect(headerClassStyles.fill).toBe("#2f80ed");
+    expect(statClassStyles.fill).toBe("#333");
+    expect(iconClassStyles.fill).toBe("#586069");
+    expect(queryByTestId(document.body, "card-border")).toHaveAttribute(
+      "fill",
+      "#FFFEFE"
+    );
+  });
+
+  it("should render custom colors properly", () => {
+    const customColors = {
+      title_color: "5a0",
+      icon_color: "1b998b",
+      text_color: "9991",
+      bg_color: "252525",
+    };
+
+    document.body.innerHTML = renderRepoCard(data_repo.repository, {
+      ...customColors,
+    });
+
+    const styleTag = document.querySelector("style");
+    const stylesObject = cssToObject(styleTag.innerHTML);
+
+    const headerClassStyles = stylesObject[".header"];
+    const statClassStyles = stylesObject[".description"];
+    const iconClassStyles = stylesObject[".icon"];
+
+    expect(headerClassStyles.fill).toBe(`#${customColors.title_color}`);
+    expect(statClassStyles.fill).toBe(`#${customColors.text_color}`);
+    expect(iconClassStyles.fill).toBe(`#${customColors.icon_color}`);
+    expect(queryByTestId(document.body, "card-border")).toHaveAttribute(
+      "fill",
+      "#252525"
+    );
+  });
 });

tests/renderStatsCard.test.js

@@ -1,4 +1,5 @@
 require("@testing-library/jest-dom");
+const cssToObject = require("css-to-object");
 const renderStatsCard = require("../src/renderStatsCard");
 
 const { getByTestId, queryByTestId } = require("@testing-library/dom");
@@ -11,6 +12,7 @@ describe("Test renderStatsCard", () => {
     totalIssues: 300,
     totalPRs: 400,
     contributedTo: 500,
+    rank: { level: "A+", score: 40 },
   };
 
   it("should render correctly", () => {
@@ -29,6 +31,7 @@ describe("Test renderStatsCard", () => {
     expect(getByTestId(document.body, "prs").textContent).toBe("400");
     expect(getByTestId(document.body, "contribs").textContent).toBe("500");
     expect(queryByTestId(document.body, "card-border")).toBeInTheDocument();
+    expect(queryByTestId(document.body, "rank-circle")).toBeInTheDocument();
   });
 
   it("should hide individual stats", () => {
@@ -38,7 +41,8 @@ describe("Test renderStatsCard", () => {
 
     expect(
       document.body.getElementsByTagName("svg")[0].getAttribute("height")
-    ).toBe("120");
+    ).toBe("150"); // height should be 150 because we clamped it.
+
     expect(queryByTestId(document.body, "stars")).toBeDefined();
     expect(queryByTestId(document.body, "commits")).toBeDefined();
     expect(queryByTestId(document.body, "issues")).toBeNull();
@@ -51,4 +55,56 @@ describe("Test renderStatsCard", () => {
 
     expect(queryByTestId(document.body, "card-border")).not.toBeInTheDocument();
   });
+
+  it("should hide_rank", () => {
+    document.body.innerHTML = renderStatsCard(stats, { hide_rank: true });
+
+    expect(queryByTestId(document.body, "rank-circle")).not.toBeInTheDocument();
+  });
+
+  it("should render default colors properly", () => {
+    document.body.innerHTML = renderStatsCard(stats);
+
+    const styleTag = document.querySelector("style");
+    console.log(styleTag.textContent);
+    const stylesObject = cssToObject(styleTag.textContent);
+
+    const headerClassStyles = stylesObject[".header"];
+    const statClassStyles = stylesObject[".stat"];
+    const iconClassStyles = stylesObject[".icon"];
+
+    expect(headerClassStyles.fill).toBe("#2f80ed");
+    expect(statClassStyles.fill).toBe("#333");
+    expect(iconClassStyles.fill).toBe("#4c71f2");
+    expect(queryByTestId(document.body, "card-border")).toHaveAttribute(
+      "fill",
+      "#FFFEFE"
+    );
+  });
+
+  it("should render custom colors properly", () => {
+    const customColors = {
+      title_color: "5a0",
+      icon_color: "1b998b",
+      text_color: "9991",
+      bg_color: "252525",
+    };
+
+    document.body.innerHTML = renderStatsCard(stats, { ...customColors });
+
+    const styleTag = document.querySelector("style");
+    const stylesObject = cssToObject(styleTag.innerHTML);
+
+    const headerClassStyles = stylesObject[".header"];
+    const statClassStyles = stylesObject[".stat"];
+    const iconClassStyles = stylesObject[".icon"];
+
+    expect(headerClassStyles.fill).toBe(`#${customColors.title_color}`);
+    expect(statClassStyles.fill).toBe(`#${customColors.text_color}`);
+    expect(iconClassStyles.fill).toBe(`#${customColors.icon_color}`);
+    expect(queryByTestId(document.body, "card-border")).toHaveAttribute(
+      "fill",
+      "#252525"
+    );
+  });
 });

tests/retryer.test.js

@@ -0,0 +1,50 @@
+require("@testing-library/jest-dom");
+const retryer = require("../src/retryer");
+
+const fetcher = jest.fn((variables, token) => {
+  console.log(variables, token);
+  return new Promise((res, rej) => res({ data: "ok" }));
+});
+
+const fetcherFail = jest.fn(() => {
+  return new Promise((res, rej) =>
+    res({ data: { errors: [{ type: "RATE_LIMITED" }] } })
+  );
+});
+
+const fetcherFailOnSecondTry = jest.fn((_vars, _token, retries) => {
+  return new Promise((res, rej) => {
+    // faking rate limit
+    if (retries < 1) {
+      return res({ data: { errors: [{ type: "RATE_LIMITED" }] } });
+    }
+    return res({ data: "ok" });
+  });
+});
+
+describe("Test Retryer", () => {
+  it("retryer should return value and have zero retries on first try", async () => {
+    let res = await retryer(fetcher, {});
+
+    expect(fetcher).toBeCalledTimes(1);
+    expect(res).toStrictEqual({ data: "ok" });
+  });
+
+  it("retryer should return value and have 2 retries", async () => {
+    let res = await retryer(fetcherFailOnSecondTry, {});
+
+    expect(fetcherFailOnSecondTry).toBeCalledTimes(2);
+    expect(res).toStrictEqual({ data: "ok" });
+  });
+
+  it("retryer should throw error if maximum retries reached", async () => {
+    let res;
+
+    try {
+      res = await retryer(fetcherFail, {});
+    } catch (err) {
+      expect(fetcherFail).toBeCalledTimes(8);
+      expect(err.message).toBe("Maximum retries exceeded");
+    }
+  });
+});