Add snapshot of frontend

public/index.html

@@ -4,17 +4,6 @@
     <meta charset="utf-8" />
     <link rel="icon" href="%PUBLIC_URL%/favicon.ico" />
     <meta name="viewport" content="width=device-width, initial-scale=1" />
-    <meta name="theme-color" content="#000000" />
-    <meta
-      name="description"
-      content="Web site created using create-react-app"
-    />
-    <link rel="apple-touch-icon" href="%PUBLIC_URL%/logo192.png" />
-    <!--
-      manifest.json provides metadata used when your web app is installed on a
-      user's mobile device or desktop. See https://developers.google.com/web/fundamentals/web-app-manifest/
-    -->
-    <link rel="manifest" href="%PUBLIC_URL%/manifest.json" />
     <!--
       Notice the use of %PUBLIC_URL% in the tags above.
       It will be replaced with the URL of the `public` folder during the build.

src/App.css

@@ -1,5 +1,19 @@
+import Background from './guitar.png'
+
+
 .App {
-  text-align: center;
+}
+
+cite {
+  display: block;
+}
+
+cite::before {
+  content: "—";
+}
+
+th {
+  text-align: right;
 }
 
 .App-logo {
@@ -36,3 +50,168 @@
     transform: rotate(360deg);
   }
 }
+
+.App {
+  display: grid;
+}
+
+#the-quote {
+  grid-column: 2;
+}
+
+.intro {
+  grid-column: 1;
+  grid-row: 1;
+}
+
+#country-list {
+  grid-column: 1 / 3;
+  grid-row: 2;
+}
+
+#permalink {
+    grid-column: 2;
+    grid-row: 1;
+    margin-left: auto;
+}
+
+#summary {
+    grid-column: 1;
+    grid-row: 1;
+}
+
+@media (max-width: 40rem) {
+    #the-quote {
+      grid-column: 2;
+    }
+
+    .intro {
+      grid-column: 1 / 3;
+      grid-row: 2;
+    }
+
+    #country-list {
+      grid-column: 1 / 3;
+      grid-row: 3;
+    }
+
+    #permalink {
+        grid-column: 2;
+        grid-row: 1;
+        margin-left: auto;
+    }
+
+    #summary {
+        grid-column: 1 /3;
+        grid-row: 2;
+    }
+}
+
+.intro {
+  margin: 3em;
+    font-family: MontserratAlternates;
+    font-weight: 300;
+    font-size: 1.2rem;
+    line-height: 1.7rem;
+}
+
+#country-list input {
+  margin: 0.2em 0.5em;
+}
+
+input:focus {
+  box-shadow: 0 0 0.2em 0.2em hsl(240 100% 70%);
+}
+
+@font-face {
+    font-family: Philosopher;
+    src: url(Philosopher-Regular.ttf);
+}
+
+@font-face {
+    font-family: Philosopher;
+    src: url(Philosopher-Bold.ttf);
+}
+
+@font-face {
+    font-family: MontserratAlternates;
+    src: url(MontserratAlternates-Light.ttf);
+    font-weight: 300;
+}
+
+@font-face {
+    font-family: MontserratAlternates;
+    src: url(MontserratAlternates-Regular.ttf);
+    font-weight: 400;
+}
+
+@font-face {
+    font-family: MontserratAlternates;
+    src: url(MontserratAlternates-Medium.ttf);
+    font-weight: 500;
+}
+
+@font-face {
+    font-family: MontserratAlternates;
+    src: url(MontserratAlternates-LightItalic.ttf);
+    font-weight: 300;
+    font-style: italic;
+}
+
+@font-face {
+    font-family: MontserratAlternates;
+    src: url(MontserratAlternates-MediumItalic.ttf);
+    font-weight: 500;
+    font-style: italic;
+}
+
+th {
+    vertical-align: baseline;
+    font-family: MontserratAlternates;
+    font-weight: 400;
+    font-color: #444;
+}
+
+td {
+  vertical-align: baseline;
+}
+
+body {
+    background-image: url("guitar.png");
+    background-size: contain;
+    background-repeat: no-repeat;
+    background-attachment: fixed;
+    text-shadow: 0 0 1.0em #FFFFFF,
+                 0 0 0.2em #FFFFFF;
+    font-family: MontserratAlternates;
+    font-weight: 300;
+}
+
+.band {
+    font-family: MontserratAlternates;
+    font-weight: 300;
+    white-space: nowrap;
+}
+.band.by_user {
+    font-weight: 500;
+    font-style: italic;
+}
+
+table {
+    border-spacing: 1em 0.3em;
+}
+
+#permalink a {
+    text-decoration: none;
+    color: #444;
+    padding: 0.5em;
+    border: 1px dotted black;
+}
+
+#summary {
+  margin-left: 3em;
+}
+
+/*
+  vim: sw=4
+ */

src/App.js

@@ -1,25 +1,62 @@
-import logo from './logo.svg';
+import React, {Component} from 'react'
+import {v4 as uuidv4} from 'uuid';
+
 import './App.css';
 
-function App() {
+import { Questionaire } from "./Questionaire.js";
-  return (
+import { Stats } from "./Stats.js";
-    <div className="App">
+
-      <header className="App-header">
+const apiBase = "http://localhost:8000";
-        <img src={logo} className="App-logo" alt="logo" />
+
-        <p>
+class App extends Component {
-          Edit <code>src/App.js</code> and save to reload.
+  state = {
-        </p>
+    screen: "questionaire",
-        <a
+    uid: uuidv4(),
-          className="App-link"
+    lang: this.getPreferredLanguage(),
-          href="https://reactjs.org"
+  };
-          target="_blank"
+  render() {
-          rel="noopener noreferrer"
+    console.log(this.state.screen);
-        >
+    let screen = false;
-          Learn React
+    if (this.state.screen == "questionaire") {
-        </a>
+      screen = <Questionaire uid={this.state.uid} lang={this.state.lang}
-      </header>
+                             show={this.showStats.bind(this)}
-    </div>
+                             apiBase={apiBase} />
-  );
+    } else if (this.state.screen == "stats") {
+      screen = <Stats puid={this.state.uid.substr(24)} lang={this.state.lang} apiBase={apiBase} />
+    } else {
+      screen = <div className="error">Impossible</div>
+    }
+    return (
+      <div className="App">
+        {screen}
+      </div>
+    )
+  }
+
+  getPreferredLanguage() {
+    const availableLanguages = ["en", "de"];
+    for (let lng of navigator.languages) {
+      const preferredLanguage = availableLanguages.find(x => lng.startsWith(x));
+      if (preferredLanguage) {
+        return preferredLanguage;
+      }
+    }
+    return availableLanguages[0];
+  }
+
+  showStats() {
+    console.log("in showStats");
+    this.setState({screen: "stats"});
+  }
+
+  componentDidMount() {
+    console.log("in componentDidMount");
+    console.log("window.location", window.location);
+    const pm = window.location.pathname.match("^/(stats)/([0-9a-f]+)");
+    if (pm) {
+      this.setState({screen: pm[1], uid: "00000000-0000-0000-0000-" + pm[2]})
+    }
+  }
 }
 
 export default App;

src/CountryInput.js

@@ -0,0 +1,45 @@
+import {Component} from 'react'
+
+class CountryInput extends Component {
+  state = {
+    bands: []
+  };
+  render() {
+    let bandInputs = [];
+    for (let i = 0; i <= this.state.bands.length; i++) { // sic!
+      const id = `${this.props.country.code}/${i}`;
+      const value = this.state.bands[i] || "";
+      bandInputs[i] = <input key={i} id={id} value={value}
+                             onChange={this.handleChange}
+                             onBlur={this.handleBlur} />
+    }
+      
+    return (
+      <tr key={this.props.country.code}>
+        <th> {this.props.country.name} </th>
+        <td> {bandInputs} </td>
+      </tr>
+    );
+  }
+
+  handleChange = (e) => {
+    const id = e.target.id;
+    const i = +id.split("/")[1];
+    let newBands = [];
+    newBands[i] = e.target.value;
+    for (let j = 0; j < this.state.bands.length; j++) {
+      if (i !== j) {
+        newBands[j] = this.state.bands[j];
+      }
+    }
+    this.setState({bands: newBands});
+  }
+
+  handleBlur = (e) => {
+    console.log(e);
+    this.props.updateCountryBands(this.props.country.code, this.state.bands);
+  }
+
+}
+
+export {CountryInput};

src/Intro.js

@@ -0,0 +1,13 @@
+import {Component} from 'react'
+
+class Intro extends Component {
+  render() {
+    const intro = {
+      de: "Alle Länder dieser Erde — welche Bands oder Solo-Musiker aus diesen Ländern kennst Du?",
+      en: "All the countries in the world — which bands or solo musicians from these countries do you know?"
+    }
+    return <div className="intro">{intro[this.props.lang]}</div>
+  }
+}
+
+export {Intro};

src/Questionaire.js

@@ -0,0 +1,101 @@
+import {Component} from 'react'
+
+import { CountryInput } from "./CountryInput.js";
+import { Intro } from "./Intro.js";
+
+class Questionaire extends Component {
+  state = {
+    countries: [
+      { code: "ch", name: "China" },
+      { code: "in", name: "Indien" },
+      { code: "us", name: "Vereinigte Staaten von Amerika" },
+      { code: "id", name: "Indonesien" },
+      { code: "br", name: "Brasilien" },
+      { code: "pk", name: "Pakistan" },
+      { code: "ng", name: "Nigeria" },
+      { code: "bg", name: "Bangladesch" },
+      { code: "ru", name: "Russland" },
+      { code: "mx", name: "Mexiko" },
+    ],
+  };
+
+  render() {
+    const rows = this.state.countries.map(
+      (row, index) => {
+        return (
+          <CountryInput key={row.code} country={row}
+                        updateCountryBands={this.updateCountryBands.bind(this)} />
+        );
+      }
+    );
+    const showTexts = {
+      "en": "Show",
+      "de": "Aufdecken",
+    };
+    const showText = showTexts[this.props.lang];
+    return (
+      <>
+        <blockquote id="the-quote">
+          I don't need a rationale<br/>
+          to sing the Internationale
+          <cite>
+            They might be giants
+          </cite>
+        </blockquote>
+        <Intro lang={this.props.lang}/>
+        <table id="country-list">
+          <tbody>
+            {rows}
+          </tbody>
+        </table>
+        <button onClick={this.props.show}>
+          {showText}
+        </button>
+      </>
+    );
+  }
+
+  updateCountryBands(code, bands) {
+    console.log(this);
+    this.setState({
+      bands: {...this.state.bands, [code]: bands}
+    });
+    fetch(this.props.apiBase + "/update", {
+      method: "POST",
+      headers: {
+        "Content-Type": "application/json;charset=utf-8",
+      },
+      body: JSON.stringify({uuid: this.props.uid, country: code, bands: bands}),
+    })
+    .then((result) => result.json())
+    .then((result) => {
+      this.setState({apiResult: result });
+    })
+    .catch((error) => {
+      console.log(error);
+      this.setState({apiResult: error });
+    });
+  }
+
+  getCountries() {
+    fetch(this.props.apiBase + "/countries/" + this.props.lang, {
+        headers: {
+          "Content-Type": "application/json;charset=utf-8",
+        },
+      }
+    )
+    .then((result) => result.json())
+    .then((result) => {
+      this.setState({countries: result});
+    })
+    .catch((error) => {
+      this.setState({apiResult: error });
+    })
+  }
+
+  componentDidMount() {
+    this.getCountries();
+  }
+}
+
+export {Questionaire};

src/Stats.js

@@ -0,0 +1,75 @@
+import {Component} from 'react'
+
+class Stats extends Component {
+  state = {
+    stats: {
+      countries: []
+    }
+  };
+  render() {
+    console.log("in Stats.render");
+    console.log("in Stats.render: stats = ", this.state.stats);
+    let rows = [];
+    for (let country of this.state.stats.countries) {
+      let bands = []
+      let k=0
+      for (let band of country.bands) {
+        k++;
+        let n;
+        if (band.by_user) {
+          n = <span key={k} className="band by_user">{band.name}</span>
+        } else {
+          n = <span key={k} className="band">{band.name}</span>
+        }
+        if (bands.length > 0) {
+          bands.push(", ")
+        }
+        bands.push(n)
+      }
+      rows.push(<tr key={country.code}><th>{country.name}</th><td>{bands}</td></tr>);
+    }
+
+    let summary;
+    if (this.props.lang == "de") {
+      summary = (
+        <p id="summary">
+          Du hast Bands aus {this.state.stats.country_count} Ländern genannt,
+          Damit bist Du auf Platz {this.state.stats.country_rank} von {this.state.stats.user_count}.
+        </p>
+      );
+    } else if (this.props.lang == "en") {
+      summary = (
+        <p id="summary">
+          You submitted bands from {this.state.stats.country_count} countries,
+          which puts you at place {this.state.stats.country_rank} of {this.state.stats.user_count}.
+        </p>
+      );
+    }
+    const linkSymbol = "\u{1F517}\u{FE0E}"
+    return [
+      <div id="permalink"><a href={"/stats/" + this.props.puid}>{linkSymbol} Permalink</a></div>,
+      summary,
+      <table id="country-list">{rows}</table>
+    ];
+  }
+
+  componentDidMount() {
+    console.log("in componentDidMount")
+    fetch(this.props.apiBase + `/stats/${this.props.puid}/${this.props.lang}`, {
+      method: "GET",
+      headers: {
+        "Content-Type": "application/json;charset=utf-8",
+      },
+    })
+    .then((result) => result.json())
+    .then((result) => {
+      this.setState({stats: result });
+    })
+    .catch((error) => {
+      console.log(error);
+      this.setState({apiResult: error });
+    });
+  }
+}
+
+export {Stats};