up

frontend/src/App.js

@@ -0,0 +1,43 @@
+import React from "react";
+import { useState, useEffect } from "react";
+
+import Layout from "./component/Layout";
+import List from "./component/List";
+import Thread from "./component/Thread";
+import Search from "./component/Search";
+
+export default function Index() {
+  const [query, setQuery] = useState("tag:inbox");
+  const leftup = <Search setQuery={setQuery} />;
+
+  const [threads, setThreads] = useState({
+    count: 0,
+    threads: [{}],
+  });
+  useEffect(() => {
+    fetch(`/search/${query}/0/30`)
+      .then((response) => response.json())
+      .then(
+        (data) => setThreads(data),
+        (error) => console.log(error)
+      );
+  }, [query]);
+
+  const [thread, setThread] = useState("");
+  const [threadSpec, setThreadSpec] = useState({ message_ids: [] });
+  useEffect(() => {
+    if (thread == "") {
+      return;
+    }
+    fetch(`/thread/${thread}`)
+      .then((response) => response.json())
+      .then(
+        (data) => setThreadSpec(data),
+        (error) => console.log(error)
+      );
+  }, [thread]);
+
+  const left = <List items={threads.threads} setThread={setThread} />;
+  const right = <Thread spec={threadSpec} />;
+  return <Layout leftup={leftup} left={left} right={right}></Layout>;
+}

frontend/src/component/Layout.js

@@ -0,0 +1,18 @@
+import React from "react";
+
+import Container from "@material-ui/core/Container";
+import Grid from "@material-ui/core/Grid";
+
+export default ({ leftup, left, right }) => (
+  <Container>
+    <Grid container spacing={1}>
+      <Grid item xs={4}>
+        {leftup}
+        {left}
+      </Grid>
+      <Grid item xs={8}>
+        {right}
+      </Grid>
+    </Grid>
+  </Container>
+);

frontend/src/component/List.js

@@ -0,0 +1,20 @@
+import React from "react";
+
+import { List, ListItem, ListItemText } from "@material-ui/core";
+
+export default ({ items = [{}], setThread }) => {
+  const handleThreadChange = (e, thread) => {
+    e.preventDefault();
+    setThread(thread.thread_id);
+  };
+
+  const list = items.map((i) => (
+    <ListItem button dense key={i.thread_id}>
+      <ListItemText
+        primary={i.subject}
+        onClick={(e) => handleThreadChange(e, i)}
+      />
+    </ListItem>
+  ));
+  return <List>{list}</List>;
+};

frontend/src/component/Message.js

@@ -0,0 +1,58 @@
+import React from "react";
+import { useState, useEffect } from "react";
+import {
+  Button,
+  Card,
+  CardActionArea,
+  CardContent,
+  Chip,
+  Divider,
+  Typography,
+} from "@material-ui/core";
+
+export default ({ messageId }) => {
+  const [message, setMessage] = useState({
+    tags: [],
+    from: "",
+    to: "",
+    cc: "",
+    bcc: "",
+  });
+  useEffect(() => {
+    fetch(`/message/${encodeURIComponent(messageId)}`)
+      .then((response) => response.json())
+      .then(
+        (data) => setMessage(data),
+        (error) => console.log(error)
+      );
+  }, []);
+
+  function body(message) {
+    return { __html: message.body };
+  }
+
+  const chips = message.tags.map((tag) => {
+    return <Chip size="small" label={tag} />;
+  });
+  return (
+    <Card key={messageId}>
+      <CardContent>
+        <Typography variant="h5" component="h2">
+          {message.subject}
+        </Typography>
+        <div>
+          From: {message.from}
+          <br />
+          To: {message.to}
+          <br />
+        </div>
+        <div>{chips}</div>
+        <Divider />
+        <div dangerouslySetInnerHTML={body(message)}></div>
+      </CardContent>
+      <CardActionArea>
+        <Button color="primary">Reply</Button>
+      </CardActionArea>
+    </Card>
+  );
+};

frontend/src/component/Search.js

@@ -0,0 +1,52 @@
+import React from "react";
+import { useState, useEffect } from "react";
+
+import { Container, TextField } from "@material-ui/core";
+import { Autocomplete } from "@material-ui/lab";
+
+export default ({ setQuery }) => {
+  const [search, setSearch] = useState(["tag:inbox"]);
+
+  function handleSearchChange(event, value) {
+    console.log(event);
+    console.log(value);
+    setSearch(value);
+    setQuery(value.join(" "));
+  }
+
+  const [options, setOptions] = useState([]);
+  const handleSubSearchChange = (event, value, reason) => {
+    const [kind, ...q] = value.split(":");
+    const qq = q.join(":");
+    fetch(`/autocomplete/${kind}/${qq}`)
+      .then((response) => response.json())
+      .then(
+        (data) => {
+          if (data) {
+            setOptions(data.results || []);
+          }
+        },
+        (error) => console.log(error)
+      );
+  };
+
+  const [autocomplete, setAutocomplete] = useState("");
+  useEffect(() => {
+    setAutocomplete(
+      <Autocomplete
+        multiple
+        id="search"
+        value={search}
+        onChange={handleSearchChange}
+        onInputChange={handleSubSearchChange}
+        options={options}
+        renderInput={(params) => (
+          <TextField {...params} label="query" variant="outlined" />
+        )}
+        size="small"
+      />
+    );
+  }, [options]);
+
+  return autocomplete;
+};

frontend/src/component/Thread.js

@@ -0,0 +1,11 @@
+import React from "react";
+import { Card, CardContent } from "@material-ui/core";
+
+import Message from "./Message";
+
+export default ({ spec }) => {
+  const messages = spec.message_ids.map((message_id) => {
+    return <Message key={message_id} messageId={message_id}></Message>;
+  });
+  return <div>{messages}</div>;
+};

frontend/src/index.js

@@ -0,0 +1,16 @@
+import React from 'react';
+import ReactDOM from 'react-dom';
+import App from './App';
+import * as serviceWorker from './serviceWorker';
+
+ReactDOM.render(
+  <React.StrictMode>
+    <App />
+  </React.StrictMode>,
+  document.getElementById('root')
+);
+
+// If you want your app to work offline and load faster, you can change
+// unregister() to register() below. Note this comes with some pitfalls.
+// Learn more about service workers: https://bit.ly/CRA-PWA
+serviceWorker.unregister();

frontend/src/serviceWorker.js

@@ -0,0 +1,141 @@
+// This optional code is used to register a service worker.
+// register() is not called by default.
+
+// This lets the app load faster on subsequent visits in production, and gives
+// it offline capabilities. However, it also means that developers (and users)
+// will only see deployed updates on subsequent visits to a page, after all the
+// existing tabs open on the page have been closed, since previously cached
+// resources are updated in the background.
+
+// To learn more about the benefits of this model and instructions on how to
+// opt-in, read https://bit.ly/CRA-PWA
+
+const isLocalhost = Boolean(
+  window.location.hostname === 'localhost' ||
+    // [::1] is the IPv6 localhost address.
+    window.location.hostname === '[::1]' ||
+    // 127.0.0.0/8 are considered localhost for IPv4.
+    window.location.hostname.match(
+      /^127(?:\.(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)){3}$/
+    )
+);
+
+export function register(config) {
+  if (process.env.NODE_ENV === 'production' && 'serviceWorker' in navigator) {
+    // The URL constructor is available in all browsers that support SW.
+    const publicUrl = new URL(process.env.PUBLIC_URL, window.location.href);
+    if (publicUrl.origin !== window.location.origin) {
+      // Our service worker won't work if PUBLIC_URL is on a different origin
+      // from what our page is served on. This might happen if a CDN is used to
+      // serve assets; see https://github.com/facebook/create-react-app/issues/2374
+      return;
+    }
+
+    window.addEventListener('load', () => {
+      const swUrl = `${process.env.PUBLIC_URL}/service-worker.js`;
+
+      if (isLocalhost) {
+        // This is running on localhost. Let's check if a service worker still exists or not.
+        checkValidServiceWorker(swUrl, config);
+
+        // Add some additional logging to localhost, pointing developers to the
+        // service worker/PWA documentation.
+        navigator.serviceWorker.ready.then(() => {
+          console.log(
+            'This web app is being served cache-first by a service ' +
+              'worker. To learn more, visit https://bit.ly/CRA-PWA'
+          );
+        });
+      } else {
+        // Is not localhost. Just register service worker
+        registerValidSW(swUrl, config);
+      }
+    });
+  }
+}
+
+function registerValidSW(swUrl, config) {
+  navigator.serviceWorker
+    .register(swUrl)
+    .then(registration => {
+      registration.onupdatefound = () => {
+        const installingWorker = registration.installing;
+        if (installingWorker == null) {
+          return;
+        }
+        installingWorker.onstatechange = () => {
+          if (installingWorker.state === 'installed') {
+            if (navigator.serviceWorker.controller) {
+              // At this point, the updated precached content has been fetched,
+              // but the previous service worker will still serve the older
+              // content until all client tabs are closed.
+              console.log(
+                'New content is available and will be used when all ' +
+                  'tabs for this page are closed. See https://bit.ly/CRA-PWA.'
+              );
+
+              // Execute callback
+              if (config && config.onUpdate) {
+                config.onUpdate(registration);
+              }
+            } else {
+              // At this point, everything has been precached.
+              // It's the perfect time to display a
+              // "Content is cached for offline use." message.
+              console.log('Content is cached for offline use.');
+
+              // Execute callback
+              if (config && config.onSuccess) {
+                config.onSuccess(registration);
+              }
+            }
+          }
+        };
+      };
+    })
+    .catch(error => {
+      console.error('Error during service worker registration:', error);
+    });
+}
+
+function checkValidServiceWorker(swUrl, config) {
+  // Check if the service worker can be found. If it can't reload the page.
+  fetch(swUrl, {
+    headers: { 'Service-Worker': 'script' },
+  })
+    .then(response => {
+      // Ensure service worker exists, and that we really are getting a JS file.
+      const contentType = response.headers.get('content-type');
+      if (
+        response.status === 404 ||
+        (contentType != null && contentType.indexOf('javascript') === -1)
+      ) {
+        // No service worker found. Probably a different app. Reload the page.
+        navigator.serviceWorker.ready.then(registration => {
+          registration.unregister().then(() => {
+            window.location.reload();
+          });
+        });
+      } else {
+        // Service worker found. Proceed as normal.
+        registerValidSW(swUrl, config);
+      }
+    })
+    .catch(() => {
+      console.log(
+        'No internet connection found. App is running in offline mode.'
+      );
+    });
+}
+
+export function unregister() {
+  if ('serviceWorker' in navigator) {
+    navigator.serviceWorker.ready
+      .then(registration => {
+        registration.unregister();
+      })
+      .catch(error => {
+        console.error(error.message);
+      });
+  }
+}