Add new task skeleton

2025-11-25 05:44:24 +00:00 · 2025-10-08 11:54:45 +02:00
parent cdf659ec4a
commit ad90a4ed58
10 changed files with 289 additions and 0 deletions
--- a/task_2_ts/.prettierrc.json
+++ b/task_2_ts/.prettierrc.json
@@ -0,0 +1 @@
+{}
--- a/task_2_ts/Dockerfile
+++ b/task_2_ts/Dockerfile
@@ -0,0 +1,8 @@
+FROM node
+WORKDIR /app
+COPY package.json .
+RUN npm i
+COPY . .
+## EXPOSE [Port you mentioned in the vite.config file]
+EXPOSE 5173
+CMD ["npm", "run", "dev"]
--- a/task_2_ts/css/layout.css
+++ b/task_2_ts/css/layout.css
@@ -0,0 +1,115 @@
+:root {
+    --spacing: 0.25rem;
+    --border-color: #a0a0a0;
+}
+
+/* Style for definition list */
+dl {
+    margin-top: 0;
+    margin-bottom: 20px;
+}
+
+dt,
+dd {
+    line-height: 1.42857143;
+}
+
+dt {
+    font-weight: 700;
+}
+
+dd {
+    margin-left: 0;
+}
+
+body h1,
+body h2 {
+    margin-bottom: 0;
+}
+
+nav {
+    border-bottom: 1px solid var(--border-color);
+}
+
+article {
+    width: 400px;
+}
+
+body>main {
+    max-height: calc(100vh - 100px);
+    overflow-y: auto;
+
+    padding: var(--spacing) !important;
+    display: flex;
+    flex-direction: row;
+    flex-wrap: wrap;
+    justify-content: space-between;
+    align-items: start;
+    gap: var(--spacing);
+
+    & article {
+        margin: 0;
+        padding: var(--spacing);
+
+        &>header {
+            margin: calc(var(--spacing) * -1) calc(var(--spacing) * -1) var(--spacing);
+            padding: var(--spacing);
+        }
+    }
+}
+
+/* Set a fixed scrollable wrapper */
+#table-content {
+    max-height: 400px;
+    overflow: auto;
+
+    /* Set header to stick to the top of the container. */
+    & thead tr th {
+        position: sticky;
+        top: 0;
+    }
+
+    /* If we use border, we must use table-collapse to avoid a slight movement of the header row */
+    & table {
+        border-collapse: collapse;
+        border-top: 0;
+    }
+
+    /* Because we must set sticky on th, we have to apply background styles here rather than on thead */
+    & th {
+        border-left: 1px dotted rgba(200, 209, 224, 0.6);
+        border-bottom: 1px solid #ddd;
+
+        background: #eee;
+        text-align: left;
+        box-shadow: 0px 0px 0 2px #e8e8e8;
+
+        &.active {
+            background: #ddd;
+        }
+
+        &.sortable::after {
+            font-family: FontAwesome;
+            content: "\f0dc";
+            position: absolute;
+            right: 8px;
+            color: #999;
+        }
+
+        &.active::after {
+            position: absolute;
+            right: 8px;
+            color: #999;
+        }
+
+        &.active.asc::after {
+            font-family: FontAwesome;
+            content: "\f0d8";
+        }
+
+        &.active.desc::after {
+            font-family: FontAwesome;
+            content: "\f0d7";
+        }
+    }
+}
--- a/task_2_ts/index.html
+++ b/task_2_ts/index.html
@@ -0,0 +1,68 @@
+<!doctype html>
+<html lang="en">
+
+<head>
+    <meta charset="UTF-8" />
+    <meta content="IE=edge" http-equiv="X-UA-Compatible" />
+    <meta content="width=device-width, initial-scale=1.0" name="viewport" />
+    <title>Open data explorer</title>
+
+    <script src="ts/main.ts" type="module"></script>
+</head>
+
+<body>
+    <nav class="container-fluid">
+        <ul>
+            <li>
+                <h1>Open data explorer</h1>
+            </li>
+        </ul>
+    </nav>
+
+    <main class="container-fluid">
+        <article>
+            <header>
+                <h2>Select csv data</h2>
+            </header>
+            <form id="select-data-form">
+                <label for="file-input" class="custom-file-upload">
+                    <i class="fa fa-file-csv"></i> Select csv file to explore
+                </label>
+                <input id="file-input" type="file" aria-describedby="fileHelp" accept="text/csv" />
+                <small id="fileHelp">Please upload a csv file, where the first row is the header. And the values are
+                    comma(,) seperated.</small>
+            </form>
+        </article>
+
+        <article>
+            <header>
+                <h2>Data infos</h2>
+            </header>
+            <div id="data-info"></div>
+        </article>
+
+        <article>
+            <header>
+                <h2>Selected column infos</h2>
+            </header>
+            <div id="column-info"></div>
+        </article>
+
+        <article>
+            <header>
+                <h2>Filter active column</h2>
+            </header>
+            <label for="filter">Filter column:</label><input type="search" id="filter" name="filter"
+                placeholder="Filter" disabled>
+        </article>
+
+        <article style="width: 100%">
+            <header>
+                <h2>Data table</h2>
+            </header>
+            <figure id="table-content"></figure>
+        </article>
+    </main>
+</body>
+
+</html>
--- a/task_2_ts/package.json
+++ b/task_2_ts/package.json
@@ -0,0 +1,21 @@
+{
+  "name": "vite-typescript-starter",
+  "private": true,
+  "version": "0.0.0",
+  "type": "module",
+  "scripts": {
+    "dev": "vite",
+    "format": "prettier .  --write",
+    "tsc": "tsc"
+  },
+  "devDependencies": {
+    "prettier": "^3.0.1",
+    "typescript": "^5.1.6",
+    "vite": "^4.4.9"
+  },
+  "dependencies": {
+    "@fortawesome/fontawesome-free": "^6.4.2",
+    "@picocss/pico": "^1.5.10",
+    "json-2-csv": "^4.1.0"
+  }
+}
--- a/task_2_ts/ts/csv.ts
+++ b/task_2_ts/ts/csv.ts
@@ -0,0 +1,30 @@
+import {
+    csv2json
+} from 'json-2-csv';
+
+export type CSV_Data = Array<Record<string, unknown>>;
+
+const convertCSVtoJSON = async ( csvText: string ) => {
+    // Type cast OK, as the typing of the external library is not perfect.
+    return ( await csv2json( csvText ) ) as CSV_Data;
+};
+
+/**
+ * Reads a CSV file and returns the data as JSON.
+ * @param event The change event of the file input.
+ */
+export const readCSV = async ( event: Event ): Promise<CSV_Data> => {
+    if ( !( event.target instanceof HTMLInputElement ) ) {
+        throw new Error( 'Not an HTMLInputElement' );
+    }
+
+    const file = event.target.files?.[0];
+
+    if ( file == null ) {
+        throw new Error( 'No file selected' );
+    }
+
+    const result = await file.text();
+
+    return await convertCSVtoJSON( result );
+};
--- a/task_2_ts/ts/main.ts
+++ b/task_2_ts/ts/main.ts
@@ -0,0 +1,5 @@
+import "@fortawesome/fontawesome-free/css/all.css";
+import "../css/layout.css";
+import "@picocss/pico/css/pico.min.css";
+
+// TODO start here with the first entry point
--- a/task_2_ts/tsconfig.json
+++ b/task_2_ts/tsconfig.json
@@ -0,0 +1,33 @@
+{
+  "compilerOptions": {
+    "target": "ES2020",
+    "useDefineForClassFields": true,
+    "module": "ESNext",
+    "lib": ["ES2020", "DOM", "DOM.Iterable"],
+    "skipLibCheck": true,
+
+    /* Bundler mode */
+    "moduleResolution": "bundler",
+    "allowImportingTsExtensions": true,
+    "resolveJsonModule": true,
+    "isolatedModules": true,
+    "noEmit": true,
+
+    "strict": true,
+    "allowUnusedLabels": false,
+    "allowUnreachableCode": false,
+    "exactOptionalPropertyTypes": true,
+    "noFallthroughCasesInSwitch": true,
+    "noImplicitOverride": true,
+    "noImplicitReturns": true,
+    "noPropertyAccessFromIndexSignature": true,
+    "noUncheckedIndexedAccess": true,
+    "noUnusedLocals": true,
+    "noUnusedParameters": true,
+    "allowJs": false,
+    "esModuleInterop": true,
+    "forceConsistentCasingInFileNames": true
+  },
+  "include": ["**/*"],
+  "exclude": ["tests/**/*", "public/**/*", "build/**/*"]
+}
--- a/task_2_ts/vite-env.d.ts
+++ b/task_2_ts/vite-env.d.ts
@@ -0,0 +1 @@
+/// <reference types="vite/client" />
--- a/task_2_ts/vite.config.js
+++ b/task_2_ts/vite.config.js
@@ -0,0 +1,7 @@
+export default {
+  server: {
+    host: '0.0.0.0',
+    port: 5173,
+    allowedHosts: true,
+  },
+}