Prepare release v0.2.0

.github/ISSUE_TEMPLATE.md

@@ -1,15 +1,19 @@
-- **I'm submitting a ...**
-  [ ] bug report
-  [ ] feature request
-  [ ] question about the decisions made in the repository
-  [ ] question about how to use this project
+**I'm submitting a ...**
 
-- **Summary**
+- [ ] bug report
+- [ ] feature request
+- [ ] question about the decisions made in the repository
+- [ ] question about how to use this project
 
-- **Link to minimal reproduction**
-  <!--
-  please provide a link to a minimal reproduction of the issue e.g. on https://livecodes.io
-  You may use this as a starting point: https://livecodes.io/?x=id/6sdjrf25i67
-  -->
+**Summary**
 
-- **Other information** (e.g. detailed explanation, stacktraces, related issues, suggestions how to fix, links for us to have context, eg. StackOverflow, personal fork, etc.)
+**Link to minimal reproduction**
+
+<!--
+please provide a link to a minimal reproduction of the issue e.g. on https://livecodes.io
+You may use this as a starting point: https://livecodes.io/?x=id/6sdjrf25i67
+-->
+
+**Other information**
+
+<!-- (e.g. detailed explanation, stacktraces, related issues, suggestions how to fix, links for us to have context, eg. StackOverflow, personal fork, etc.) -->

.github/PULL_REQUEST_TEMPLATE.md

@@ -1,17 +1,20 @@
-- **What kind of change does this PR introduce?** (Bug fix, feature, docs update, ...)
+**What kind of change does this PR introduce?**
 
-- **What is the current behavior?** (You can also link to an open issue here)
+<!-- (Bug fix, feature, docs update, ...) -->
 
-- **What is the new behavior (if this is a feature change)?**
+**What is the current behavior?**
 
-- **Issue related to this PR**
-  <!--
-  please make sure that these changes have been discussed and approved in an issue.
-  Otherwise, please do: https://github.com/hatemhosny/racing-bars/issues/new
-  -->
+**What is the new behavior (if this is a feature change)?**
 
-  [ ] The changes have been discussed in an issue and the approach has been approved.
+**Issue related to this PR**
 
-  issue:
+<!--
+please make sure that these changes have been discussed and approved in an issue.
+Otherwise, please do: https://github.com/hatemhosny/racing-bars/issues/new
+-->
 
-- **Other information**:
+- [ ] The changes have been discussed in an issue and the approach has been approved.
+
+- issue link:
+
+**Other information**:

.vscode/settings.json

@@ -32,6 +32,7 @@ Happy linting! 💖
     "ticker",
     "utils",
     "store",
-    "styles"
+    "styles",
+    "types"
   ]
 }

CHANGELOG.md

@@ -4,6 +4,21 @@ All notable changes to this project will be documented in this file. See [standa
 
 ---
 
+## [v0.2.0](https://github.com/hatemhosny/racing-bars/compare/v0.1.2...v0.2.0) (2024-09-01)
+
+### Bug Fixes
+
+- **data:** fix worker mixing data for multiple charts ([5160018](https://github.com/hatemhosny/racing-bars/commit/5160018b08c8a07683f8865cc9a194fac8cd2adb))
+- **types:** fix library type definitions ([929f0af](https://github.com/hatemhosny/racing-bars/commit/929f0af452dacb28f341b47edabad3a0235507af))
+
+### Features
+
+- **data:** auto detect `dataShape` ([5ede0f7](https://github.com/hatemhosny/racing-bars/commit/5ede0f7a02a60d2d66e3ddd7dcca4a4be57423a5))
+- **data:** handle empty or invalid data ([544c39d](https://github.com/hatemhosny/racing-bars/commit/544c39d56f5bf6e914f080e5d3c235e5b8455bfd))
+- **options:** auto detect `dataType` ([9030de4](https://github.com/hatemhosny/racing-bars/commit/9030de44ce89fb4552aa8508983fb1e4f0570cad))
+
+---
+
 ## [v0.1.2](https://github.com/hatemhosny/racing-bars/compare/v0.1.1...v0.1.2) (2024-08-30)
 
 ### Bug Fixes

package.json

@@ -16,8 +16,8 @@
     "serve": "live-server . --open=demo/ --watch=build,demo --cors --quiet",
     "watch": "nodemon --watch src -e \"*\" ./scripts/build.js --dev",
     "build": "run-s clean build:*",
-    "build:lib": "node ./scripts/build.js",
     "build:ts": "tsc --emitDeclarationOnly --outFile build/racing-bars.d.ts && node ./scripts/patch-types.js",
+    "build:lib": "node ./scripts/build.js",
     "build:ts-website": "cd website && npm run typecheck",
     "build:website": "npm run copy:data && cd website && npm run build",
     "copy:data": "recursive-copy data website/static/data",
@@ -42,7 +42,7 @@
     "lint:stylelint-website": "stylelint \"website/**/*.{css,scss}\"",
     "postinstall": "cd website && npm install",
     "reset": "git clean -dfx && git reset --hard && npm i",
-    "clean": "recursive-delete build && recursive-delete tmp && recursive-delete website/build && recursive-delete website/static/data && recursive-delete website/docs/api",
+    "clean": "recursive-delete build && recursive-delete tmp && recursive-delete website/build && recursive-delete website/static/data && recursive-delete website/static/lib && recursive-delete website/docs/api",
     "start-release": "node ./scripts/start-release.js"
   },
   "dependencies": {

scripts/patch-types.js

@@ -8,7 +8,11 @@ const patchTypes = async () => {
     .replace('declare module "index"', 'declare module "racing-bars"')
     .replace('from "index"', 'from "racing-bars"')
     .replace('declare module "react"', 'declare module "racing-bars/react"')
-    .replace('declare module "vue"', 'declare module "racing-bars/vue"');
+    .replace('declare module "vue"', 'declare module "racing-bars/vue"')
+    .replace(/declare module "lib\//g, 'declare module "racing-bars/lib/')
+    .replace(/from "lib\//g, 'from "racing-bars/lib/')
+    .replace(/declare module "shared\//g, 'declare module "racing-bars/shared/')
+    .replace(/from "shared\//g, 'from "racing-bars/shared/');
   fs.writeFile(path.resolve(dtsPath), patched);
 };
 

src/lib/load-data.ts

@@ -1,14 +1,30 @@
 import { json, csv, tsv, xml } from './d3';
-import type { Data, WideData } from './data';
+import type { Options, Data, WideData } from './index';
 
 export function loadData(
   url: string,
-  type: 'json' | 'csv' | 'tsv' | 'xml' = 'json',
+  type: Options['dataType'] = 'auto',
 ): Promise<Data[]> | Promise<WideData[]> {
+  const supportedTypes: Array<Exclude<Options['dataType'], 'auto'>> = ['json', 'csv', 'tsv', 'xml'];
+  const isSupported = (t: any) => supportedTypes.includes(t);
+
+  const detectDataType = () => {
+    const t = type.toLowerCase();
+    if (isSupported(t)) {
+      return t;
+    }
+    const extension = url.split('.').pop()?.toLowerCase() || '';
+    if (isSupported(extension)) {
+      return extension;
+    }
+    return 'json';
+  };
+
   const handleError = () => {
     throw new Error(`Failed to load data as ${type.toUpperCase()} from ${url}`);
   };
-  switch (type) {
+
+  switch (detectDataType()) {
     case 'json':
       return json(url).catch(handleError) as Promise<Data[]> | Promise<WideData[]>;
     case 'csv':

src/lib/options/options.models.ts

@@ -6,8 +6,8 @@ export interface OptionsAction extends Action {
 }
 
 export interface Options {
-  dataShape: 'long' | 'wide';
-  dataType: 'json' | 'csv' | 'tsv' | 'xml';
+  dataShape: 'long' | 'wide' | 'auto';
+  dataType: 'json' | 'csv' | 'tsv' | 'xml' | 'auto';
   dataTransform: null | ((data: Data[] | WideData[]) => Data[] | WideData[]);
   fillDateGapsInterval: null | 'year' | 'month' | 'day';
   fillDateGapsValue: 'last' | 'interpolate';

src/lib/options/options.reducer.ts

@@ -4,8 +4,8 @@ import type { Options, OptionsAction } from './options.models';
 import { actionTypes } from './options.actions';
 
 export const defaultOptions: Options = {
-  dataShape: 'long',
-  dataType: 'json',
+  dataShape: 'auto',
+  dataType: 'auto',
   dataTransform: null,
   fillDateGapsInterval: null,
   fillDateGapsValue: 'interpolate',

src/lib/utils/data.ts

@@ -6,7 +6,7 @@ import { loadData } from '../load-data';
 // eslint-disable-next-line import/no-internal-modules
 import workerSrc from '../../../tmp/racing-bars.worker.js';
 import { getDates, getNextDate } from './dates';
-import { createWorkerFromContent } from './utils';
+import { createWorkerFromContent, generateId } from './utils';
 
 const worker = createWorkerFromContent(workerSrc);
 
@@ -22,22 +22,22 @@ export async function prepareData(
     }
     data = dataTransform(await data);
   }
+  const messageId = generateId();
   worker.postMessage({
     type: 'prepare-data',
     data,
     options: removeFnOptions(store.getState().options),
     baseUrl: location.href,
+    messageId,
   });
   const preparedData = await new Promise<Data[]>((resolve) => {
-    worker.addEventListener(
-      'message',
-      (event) => {
-        if (event.data.type === 'data-prepared') {
-          resolve(event.data.data);
-        }
-      },
-      { once: true },
-    );
+    const onMessage = (event: MessageEvent) => {
+      if (event.data.type === 'data-prepared' && event.data.messageId === messageId) {
+        resolve(event.data.data);
+        worker.removeEventListener('message', onMessage);
+      }
+    };
+    worker.addEventListener('message', onMessage);
   });
   storeDataCollections(preparedData, store, changingOptions);
   return preparedData;

src/lib/worker/index.ts

@@ -3,9 +3,9 @@ import { prepareData } from './prepare-data';
 const worker: Worker = self as any as Worker;
 
 worker.addEventListener('message', async (event) => {
-  const { type, data, options, baseUrl } = event.data;
+  const { type, data, options, baseUrl, messageId } = event.data;
   if (type === 'prepare-data') {
     const result = await prepareData(data, options, baseUrl);
-    worker.postMessage({ type: 'data-prepared', data: result });
+    worker.postMessage({ type: 'data-prepared', data: result, messageId });
   }
 });

src/lib/worker/prepare-data.ts

@@ -12,6 +12,7 @@ export function prepareData(
   baseUrl: string,
 ): Promise<Data[]> {
   return fetchData(data, options.dataType, baseUrl)
+    .then(handleEmptyData)
     .then(filterByDate(options.startDate, options.endDate))
     .then(wideDataToLong(options.dataShape))
     .then(processFixedOrder(options.fixedOrder))
@@ -22,7 +23,7 @@ export function prepareData(
 
 function fetchData(
   data: Data[] | WideData[] | Promise<Data[]> | Promise<WideData[]> | string,
-  dataType: 'json' | 'csv' | 'tsv' | 'xml',
+  dataType: Options['dataType'],
   baseUrl: string,
 ) {
   if (typeof data === 'string') {
@@ -43,6 +44,12 @@ function isRelativeUrl(url: string) {
   return !url.startsWith('https://') && !url.startsWith('http://') && !url.startsWith('data:');
 }
 
+function handleEmptyData(data: Data[] | WideData[]): Data[] | WideData[] {
+  return !Array.isArray(data) || data.length === 0
+    ? [{ date: getDateString(new Date()), value: 0, name: '' }]
+    : data;
+}
+
 function filterByDate(startDate: string, endDate: string) {
   return function (data: Data[] | WideData[]): Data[] | WideData[] {
     return data
@@ -107,9 +114,20 @@ function calculateLastValues(makeCumulative = false) {
   };
 }
 
+function detectDataShape(data: Data[] | WideData[], dataShape: Options['dataShape']) {
+  if (dataShape === 'long' || dataShape === 'wide') return dataShape;
+  const firstRow = data[0];
+  if ('date' in firstRow && 'name' in firstRow && 'value' in firstRow) {
+    return 'long';
+  }
+  return 'wide';
+}
+
 function wideDataToLong(dataShape: Options['dataShape'], nested = false) {
   return function (data: WideData[]) {
-    if (dataShape === 'long') return data as Data[];
+    if (dataShape === 'long' || detectDataShape(data, dataShape) === 'long') {
+      return data as Data[];
+    }
 
     const long = [] as Data[];
     data.forEach((row) => {

src/package.lib.json

@@ -1,6 +1,6 @@
 {
   "name": "racing-bars",
-  "version": "0.1.2",
+  "version": "0.2.0",
   "description": "Bar chart race made easy 📶",
   "author": "Hatem Hosny",
   "license": "MIT",

website/docs/documentation/data.md

@@ -142,7 +142,9 @@ race(data, '#race');
 #### Load data from URL
 
 Data can be loaded from a URL. The following formats are supported:
-`json` (default), `csv`, `tsv` and `xml`.
+`json`, `csv`, `tsv` and `xml`.
+
+Data type is automatically detected by file extension, otherwise `json` is assumed.
 
 - Load JSON from URL
 
@@ -216,7 +218,7 @@ date,Canada,Egypt,Greece,Panama,Singapore
 
 ### Usage
 
-For wide data to be processed, the [`options`](./options.md) object should have the field [`dataShape`](./options.md#datashape) set to `"wide"`
+For wide data to be processed, the [`options`](./options.md) object should have the field [`dataShape`](./options.md#datashape) set (or auto-detected) to `"wide"`
 
 - JS array of objects
 
@@ -281,70 +283,70 @@ Example for long data with [optional fields](#long-data):
     "date": "2017-01-01",
     "name": "Egypt",
     "value": 96.44,
-    "icon": "https://www.countryflags.io/eg/flat/64.png",
+    "icon": "https://flagsapi.com/EG/flat/64.png",
     "group": "Africa"
   },
   {
     "date": "2017-01-01",
     "name": "Singapore",
     "value": 5.61,
-    "icon": "https://www.countryflags.io/sg/flat/64.png",
+    "icon": "https://flagsapi.com/SG/flat/64.png",
     "group": "Asia"
   },
   {
     "date": "2017-01-01",
     "name": "Greece",
     "value": 10.75,
-    "icon": "https://www.countryflags.io/gr/flat/64.png",
+    "icon": "https://flagsapi.com/GR/flat/64.png",
     "group": "Europe"
   },
   {
     "date": "2017-01-01",
     "name": "Panama",
     "value": 4.11,
-    "icon": "https://www.countryflags.io/pa/flat/64.png",
+    "icon": "https://flagsapi.com/PA/flat/64.png",
     "group": "North America"
   },
   {
     "date": "2018-01-01",
     "name": "Greece",
     "value": 10.73,
-    "icon": "https://www.countryflags.io/gr/flat/64.png",
+    "icon": "https://flagsapi.com/GR/flat/64.png",
     "group": "Europe"
   },
   {
     "date": "2018-01-01",
     "name": "Singapore",
     "value": 5.64,
-    "icon": "https://www.countryflags.io/sg/flat/64.png",
+    "icon": "https://flagsapi.com/SG/flat/64.png",
     "group": "Asia"
   },
   {
     "date": "2018-01-01",
     "name": "Canada",
     "value": 37.06,
-    "icon": "https://www.countryflags.io/ca/flat/64.png",
+    "icon": "https://flagsapi.com/CA/flat/64.png",
     "group": "North America"
   },
   {
     "date": "2018-01-01",
     "name": "Egypt",
     "value": 98.42,
-    "icon": "https://www.countryflags.io/eg/flat/64.png",
+    "icon": "https://flagsapi.com/EG/flat/64.png",
     "group": "Africa"
   },
   {
     "date": "2017-01-01",
     "name": "Canada",
     "value": 36.54,
-    "icon": "https://www.countryflags.io/ca/flat/64.png",
+    "icon": "https://flagsapi.com/CA/flat/64.png",
     "group": "North America"
   },
   {
     "date": "2018-01-01",
     "name": "Panama",
     "value": 4.18,
-    "icon": "https://www.countryflags.io/pa/flat/64.png",
+    "icon": "https://flagsapi.com/PA/flat/64.png",
     "group": "North America"
   }
 ]