feat: hide wakatime languages (#1212)

* feat: added option to hide languages * feat: recalculate percentages for hidden languages * refactor: reverted langs_count and did some formatting * doc: added hide to readme * feat: make languages var mutable and improve filter logic Co-authored-by: Adrian Kunz <[email protected]> * refactor: improve code and added tests Co-authored-by: Adrian Kunz <[email protected]> Co-authored-by: Anurag <[email protected]>
anuraghazra · Aug 27, 2021 · 1a3edca · 1a3edca · vercel · Aug 27, 2021
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diff --git a/api/wakatime.js b/api/wakatime.js
@@ -3,6 +3,7 @@ const {
   renderError,
   parseBoolean,
   clampValue,
+  parseArray,
   CONSTANTS,
   isLocaleAvailable,
 } = require("../src/common/utils");
@@ -26,6 +27,7 @@ module.exports = async (req, res) => {
     locale,
     layout,
     langs_count,
+    hide,
     api_domain,
     range,
     border_radius,
@@ -58,6 +60,7 @@ module.exports = async (req, res) => {
         custom_title,
         hide_title: parseBoolean(hide_title),
         hide_border: parseBoolean(hide_border),
+        hide: parseArray(hide),
         line_height,
         title_color,
         icon_color,

diff --git a/readme.md b/readme.md
@@ -212,6 +212,7 @@ You can provide multiple comma-separated values in bg_color option to render a g
 
 #### Wakatime Card Exclusive Options:
 
+- `hide` - Hide the languages specified from the card _(Comma-separated values)_
 - `hide_title` - _(boolean)_
 - `line_height` - Sets the line-height between text _(number)_
 - `hide_progress` - Hides the progress bar and percentage _(boolean)_

diff --git a/src/cards/top-languages-card.js b/src/cards/top-languages-card.js
@@ -2,15 +2,18 @@ const Card = require("../common/Card");
 const I18n = require("../common/I18n");
 const { langCardLocales } = require("../translations");
 const { createProgressNode } = require("../common/createProgressNode");
-const { clampValue, getCardColors, flexLayout } = require("../common/utils");
+const {
+  clampValue,
+  getCardColors,
+  flexLayout,
+  lowercaseTrim,
+} = require("../common/utils");
 
 const DEFAULT_CARD_WIDTH = 300;
 const DEFAULT_LANGS_COUNT = 5;
 const DEFAULT_LANG_COLOR = "#858585";
 const CARD_PADDING = 25;
 
-const lowercaseTrim = (name) => name.toLowerCase().trim();
-
 const createProgressTextNode = ({ width, color, name, progress }) => {
   const paddingRight = 95;
   const progressTextX = width - paddingRight + 10;

diff --git a/src/cards/wakatime-card.js b/src/cards/wakatime-card.js
@@ -4,7 +4,12 @@ const { getStyles } = require("../getStyles");
 const { wakatimeCardLocales } = require("../translations");
 const languageColors = require("../common/languageColors.json");
 const { createProgressNode } = require("../common/createProgressNode");
-const { clampValue, getCardColors, flexLayout } = require("../common/utils");
+const {
+  clampValue,
+  getCardColors,
+  flexLayout,
+  lowercaseTrim,
+} = require("../common/utils");
 
 const noCodingActivityNode = ({ color, text }) => {
   return `
@@ -61,34 +66,47 @@ const createTextNode = ({
   const cardProgress = hideProgress
     ? null
     : createProgressNode({
-      x: 110,
-      y: 4,
-      progress: percent,
-      color: progressBarColor,
-      width: 220,
-      name: label,
-      progressBarBackgroundColor,
-    });
+        x: 110,
+        y: 4,
+        progress: percent,
+        color: progressBarColor,
+        width: 220,
+        name: label,
+        progressBarBackgroundColor,
+      });
 
   return `
     <g class="stagger" style="animation-delay: ${staggerDelay}ms" transform="translate(25, 0)">
-      <text class="stat bold" y="12.5">${label}:</text>
+      <text class="stat bold" y="12.5" data-testid="${id}">${label}:</text>
       <text
         class="stat"
         x="${hideProgress ? 170 : 350}"
         y="12.5"
-        data-testid="${id}"
       >${value}</text>
       ${cardProgress}
     </g>
   `;
 };
 
+const recalculatePercentages = (languages) => {
+  // recalculating percentages so that,
+  // compact layout's progress bar does not break when hiding languages
+  const totalSum = languages.reduce(
+    (totalSum, language) => totalSum + language.percent,
+    0,
+  );
+  const weight = (100 / totalSum).toFixed(2);
+  languages.forEach((language) => {
+    language.percent = (language.percent * weight).toFixed(2);
+  });
+};
+
 const renderWakatimeCard = (stats = {}, options = { hide: [] }) => {
-  const { languages } = stats;
+  let { languages } = stats;
   const {
     hide_title = false,
     hide_border = false,
+    hide,
     line_height = 25,
     title_color,
     icon_color,
@@ -104,6 +122,15 @@ const renderWakatimeCard = (stats = {}, options = { hide: [] }) => {
     border_color,
   } = options;
 
+  const shouldHideLangs = Array.isArray(hide) && hide.length > 0;
+  if (shouldHideLangs) {
+    const languagesToHide = new Set(hide.map((lang) => lowercaseTrim(lang)));
+    languages = languages.filter(
+      (lang) => !languagesToHide.has(lowercaseTrim(lang.name)),
+    );
+    recalculatePercentages(languages);
+  }
+
   const i18n = new I18n({
     locale,
     translations: wakatimeCardLocales,
@@ -131,8 +158,8 @@ const renderWakatimeCard = (stats = {}, options = { hide: [] }) => {
 
   const filteredLanguages = languages
     ? languages
-      .filter((language) => language.hours || language.minutes)
-      .slice(0, langsCount)
+        .filter((language) => language.hours || language.minutes)
+        .slice(0, langsCount)
     : [];
 
   // Calculate the card height depending on how many items there are
@@ -186,17 +213,16 @@ const renderWakatimeCard = (stats = {}, options = { hide: [] }) => {
       </mask>
       ${compactProgressBar}
       ${createLanguageTextNode({
-      x: 0,
-      y: 25,
-      langs: filteredLanguages,
-      totalSize: 100,
-    }).join("")}
+        x: 0,
+        y: 25,
+        langs: filteredLanguages,
+        totalSize: 100,
+      }).join("")}
     `;
   } else {
     finalLayout = flexLayout({
       items: filteredLanguages.length
-        ? filteredLanguages
-          .map((language) => {
+        ? filteredLanguages.map((language) => {
             return createTextNode({
               id: language.name,
               label: language.name,
@@ -208,11 +234,11 @@ const renderWakatimeCard = (stats = {}, options = { hide: [] }) => {
             });
           })
         : [
-          noCodingActivityNode({
-            color: textColor,
-            text: i18n.t("wakatimecard.nocodingactivity"),
-          }),
-        ],
+            noCodingActivityNode({
+              color: textColor,
+              text: i18n.t("wakatimecard.nocodingactivity"),
+            }),
+          ],
       gap: lheight,
       direction: "column",
     }).join("");

diff --git a/src/common/utils.js b/src/common/utils.js
@@ -230,6 +230,7 @@ function measureText(str, fontSize = 10) {
       .reduce((cur, acc) => acc + cur) * fontSize
   );
 }
+const lowercaseTrim = (name) => name.toLowerCase().trim();
 
 module.exports = {
   renderError,
@@ -248,4 +249,5 @@ module.exports = {
   logger,
   CONSTANTS,
   CustomError,
+  lowercaseTrim,
 };
diff --git a/tests/__snapshots__/renderWakatimeCard.test.js.snap b/tests/__snapshots__/renderWakatimeCard.test.js.snap
@@ -99,12 +99,11 @@ exports[`Test Render Wakatime Card should render correctly 1`] = `
     <svg x=\\"0\\" y=\\"0\\" width=\\"100%\\">
       <g transform=\\"translate(0, 0)\\">
     <g class=\\"stagger\\" style=\\"animation-delay: NaNms\\" transform=\\"translate(25, 0)\\">
-      <text class=\\"stat bold\\" y=\\"12.5\\">Other:</text>
+      <text class=\\"stat bold\\" y=\\"12.5\\" data-testid=\\"Other\\">Other:</text>
       <text
         class=\\"stat\\"
         x=\\"350\\"
         y=\\"12.5\\"
-        data-testid=\\"Other\\"
       >19 mins</text>
       
     <svg width=\\"220\\" x=\\"110\\" y=\\"4\\">
@@ -122,12 +121,11 @@ exports[`Test Render Wakatime Card should render correctly 1`] = `
     </g>
   </g><g transform=\\"translate(0, 25)\\">
     <g class=\\"stagger\\" style=\\"animation-delay: NaNms\\" transform=\\"translate(25, 0)\\">
-      <text class=\\"stat bold\\" y=\\"12.5\\">TypeScript:</text>
+      <text class=\\"stat bold\\" y=\\"12.5\\" data-testid=\\"TypeScript\\">TypeScript:</text>
       <text
         class=\\"stat\\"
         x=\\"350\\"
         y=\\"12.5\\"
-        data-testid=\\"TypeScript\\"
       >1 min</text>
       
     <svg width=\\"220\\" x=\\"110\\" y=\\"4\\">

diff --git a/tests/renderTopLanguages.test.js b/tests/renderTopLanguages.test.js
@@ -1,6 +1,5 @@
 require("@testing-library/jest-dom");
 const cssToObject = require("css-to-object");
-const fetchTopLanguages = require("../src/fetchers/top-languages-fetcher");
 const renderTopLanguages = require("../src/cards/top-languages-card");
 
 const { queryByTestId, queryAllByTestId } = require("@testing-library/dom");

diff --git a/tests/renderWakatimeCard.test.js b/tests/renderWakatimeCard.test.js
@@ -1,6 +1,7 @@
 require("@testing-library/jest-dom");
-const renderWakatimeCard = require("../src/cards/wakatime-card");
+const { queryByTestId } = require("@testing-library/dom");
 
+const renderWakatimeCard = require("../src/cards/wakatime-card");
 const { wakaTimeData } = require("./fetchWakatime.test");
 
 describe("Test Render Wakatime Card", () => {
@@ -16,6 +17,16 @@ describe("Test Render Wakatime Card", () => {
     expect(card).toMatchSnapshot();
   });
 
+  it("should hide languages when hide is passed", () => {
+    document.body.innerHTML = renderWakatimeCard(wakaTimeData.data, {
+      hide: ["YAML", "Other"],
+    });
+
+    expect(queryByTestId(document.body, /YAML/i)).toBeNull();
+    expect(queryByTestId(document.body, /Other/i)).toBeNull();
+    expect(queryByTestId(document.body, /TypeScript/i)).not.toBeNull();
+  });
+
   it("should render translations", () => {
     document.body.innerHTML = renderWakatimeCard({}, { locale: "cn" });
     expect(document.getElementsByClassName("header")[0].textContent).toBe(
@@ -28,9 +39,11 @@ describe("Test Render Wakatime Card", () => {
   });
 
   it("should render without rounding", () => {
-    document.body.innerHTML = renderWakatimeCard(wakaTimeData.data, { border_radius: "0" });
+    document.body.innerHTML = renderWakatimeCard(wakaTimeData.data, {
+      border_radius: "0",
+    });
     expect(document.querySelector("rect")).toHaveAttribute("rx", "0");
-    document.body.innerHTML = renderWakatimeCard(wakaTimeData.data, { });
+    document.body.innerHTML = renderWakatimeCard(wakaTimeData.data, {});
     expect(document.querySelector("rect")).toHaveAttribute("rx", "4.5");
   });
 });