feat: added rankings

api/index.js

@@ -8,6 +8,7 @@ module.exports = async (req, res) => {
     username,
     hide,
     hide_border,
+    hide_rank,
     show_icons,
     line_height,
     title_color,
@@ -29,6 +30,7 @@ module.exports = async (req, res) => {
       hide: JSON.parse(hide || "[]"),
       show_icons,
       hide_border,
+      hide_rank,
       line_height,
       title_color,
       icon_color,

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/fetchStats.js

@@ -1,4 +1,5 @@
 const { request } = require("./utils");
+const calculateRank = require("./calculateRank");
 require("dotenv").config();
 
 async function fetchStats(username) {
@@ -22,7 +23,11 @@ async function fetchStats(username) {
           issues(first: 100) {
             totalCount
           }
+          followers {
+            totalCount
+          }
           repositories(first: 100, orderBy: { direction: DESC, field: STARGAZERS }) {
+            totalCount
             nodes {
               stargazers {
                 totalCount
@@ -42,6 +47,7 @@ async function fetchStats(username) {
     totalIssues: 0,
     totalStars: 0,
     contributedTo: 0,
+    rank: "C",
   };
 
   if (res.data.errors) {
@@ -61,6 +67,16 @@ 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/renderStatsCard.js

@@ -18,11 +18,13 @@ 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,
@@ -81,23 +83,74 @@ const renderStatsCard = (stats = {}, options = { hide: [] }) => {
     .filter((key) => !hide.includes(key))
     .map((key) => STAT_MAP[key]);
 
-  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 rankProgress = 180 + rank.score * 0.8;
+  const rankCircle = hide_rank
+    ? ""
+    : `<g data-testid="rank-circle" transform="translate(400, ${
+        height / 1.85
+      })">
+        <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"
+          transform="translate(-5, 5)"
+        >
+          ${rank.level}
+        </text>
+      </g>`;
 
-  const border = `<rect data-testid="card-border" x="0.5" y="0.5" width="494" height="99%" rx="4.5" fill="${bgColor}" stroke="#E4E2E2"/>`;
   return `
     <svg width="495" height="${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: ${titleColor}; }
       .stat { font: 600 14px 'Segoe UI', Ubuntu, Sans-Serif; fill: ${textColor}; }
+      .rank-text { font: 800 24px 'Segoe UI', Ubuntu, Sans-Serif; fill: ${textColor}; }
       .star-icon { font: 600 18px 'Segoe UI', Ubuntu, Sans-Serif; }
       .bold { font-weight: 700 }
       .icon {
         fill: ${iconColor};
         display: ${!!show_icons ? "block" : "none"};
       }
+      .rank-circle {
+        stroke-dashoffset: 30;
+        stroke-dasharray: ${rankProgress};
+        stroke: ${titleColor};
+        fill: none;
+        stroke-width: 6;
+        stroke-linecap: round;
+        opacity: 0.8;
+        transform-origin: -10px 8px;
+        transform: rotate(-90deg);
+      }
       </style>
       ${hide_border ? "" : border}
-     
+
+      ${rankCircle}
+      
       <text x="25" y="35" class="header">${name}'s GitHub Stats</text>
       <text y="45">
         ${statItems.toString().replace(/\,/gm, "")}

tests/api.test.js

@@ -4,6 +4,7 @@ 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",
@@ -12,7 +13,17 @@ const stats = {
   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: {
@@ -22,7 +33,9 @@ const data = {
       contributionsCollection: { totalCommitContributions: stats.totalCommits },
       pullRequests: { totalCount: stats.totalPRs },
       issues: { totalCount: stats.totalIssues },
+      followers: { totalCount: 0 },
       repositories: {
+        totalCount: 1,
         nodes: [{ stargazers: { totalCount: 100 } }],
       },
     },

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,
     });
   });
 
@@ -63,4 +77,4 @@ describe("Test fetchStats", () => {
       "Could not fetch user"
     );
   });
-});
+});

tests/renderStatsCard.test.js

@@ -12,6 +12,7 @@ describe("Test renderStatsCard", () => {
     totalIssues: 300,
     totalPRs: 400,
     contributedTo: 500,
+    rank: { level: "A+", score: 100 },
   };
 
   it("should render correctly", () => {
@@ -30,6 +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", () => {
@@ -39,7 +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();
@@ -53,6 +56,12 @@ 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);