From 6970ebc5038cc210ea7d68e92362d5d7b7cee3aa Mon Sep 17 00:00:00 2001
From: Tom Hacohen <tom@stosb.com>
Date: Tue, 1 Sep 2020 17:58:17 +0300
Subject: [PATCH] Add Signup page.

---
 src/App.tsx        |   2 +
 src/LoginGate.tsx  |  54 ++++++-----
 src/SignupPage.tsx | 218 +++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 254 insertions(+), 20 deletions(-)
 create mode 100644 src/SignupPage.tsx

diff --git a/src/App.tsx b/src/App.tsx
index 3b1d35a..453e73a 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -85,6 +85,8 @@ export const routeResolver = new RouteResolver({
     new: "new",
     import: "import",
   },
+  signup: {
+  },
   settings: {
   },
   debug: {
diff --git a/src/LoginGate.tsx b/src/LoginGate.tsx
index 45a638e..9885732 100644
--- a/src/LoginGate.tsx
+++ b/src/LoginGate.tsx
@@ -20,6 +20,9 @@ import SignedPagesBadge from "./images/signed-pages-badge.svg";
 import { useCredentials } from "./credentials";
 import LoadingIndicator from "./widgets/LoadingIndicator";
 import { startTask } from "./helpers";
+import { Switch, Route } from "react-router";
+import { routeResolver } from "./App";
+import SignupPage from "./SignupPage";
 
 
 export default function LoginGate() {
@@ -65,27 +68,38 @@ export default function LoginGate() {
     };
 
     return (
-      <Container style={{ maxWidth: "30rem" }}>
-        <h2>Please Log In</h2>
-        <LoginForm
-          onSubmit={onFormSubmit}
-          loading={loading}
-          error={fetchError}
+      <Switch>
+        <Route
+          path={routeResolver.getRoute("signup")}
+          exact
+          render={() => (
+            <SignupPage />
+          )}
         />
-        <hr style={style.divider} />
-        <ExternalLink style={style.isSafe} href="https://www.etesync.com/faq/#signed-pages">
-          <img alt="SignedPgaes badge" src={SignedPagesBadge} />
-        </ExternalLink>
-        <ul>
-          <li><ExternalLink style={style.isSafe} href={C.homePage}>
-            The EteSync Website
-          </ExternalLink></li>
-          <li><ExternalLink style={style.isSafe} href={C.faq + "#web-client"}>
-            Is the web client safe to use?
-          </ExternalLink></li>
-          <li><ExternalLink style={style.isSafe} href={C.sourceCode}>Source code</ExternalLink></li>
-        </ul>
-      </Container>
+        <Route>
+          <Container style={{ maxWidth: "30rem" }}>
+            <h2>Please Log In</h2>
+            <LoginForm
+              onSubmit={onFormSubmit}
+              loading={loading}
+              error={fetchError}
+            />
+            <hr style={style.divider} />
+            <ExternalLink style={style.isSafe} href="https://www.etesync.com/faq/#signed-pages">
+              <img alt="SignedPgaes badge" src={SignedPagesBadge} />
+            </ExternalLink>
+            <ul>
+              <li><ExternalLink style={style.isSafe} href={C.homePage}>
+                The EteSync Website
+              </ExternalLink></li>
+              <li><ExternalLink style={style.isSafe} href={C.faq + "#web-client"}>
+                Is the web client safe to use?
+              </ExternalLink></li>
+              <li><ExternalLink style={style.isSafe} href={C.sourceCode}>Source code</ExternalLink></li>
+            </ul>
+          </Container>
+        </Route>
+      </Switch>
     );
   }
 
diff --git a/src/SignupPage.tsx b/src/SignupPage.tsx
new file mode 100644
index 0000000..47fc324
--- /dev/null
+++ b/src/SignupPage.tsx
@@ -0,0 +1,218 @@
+// SPDX-FileCopyrightText: © 2017 EteSync Authors
+// SPDX-License-Identifier: AGPL-3.0-only
+
+import * as React from "react";
+import * as Etebase from "etebase";
+import Button from "@material-ui/core/Button";
+import TextField from "@material-ui/core/TextField";
+import FormGroup from "@material-ui/core/FormGroup";
+import FormControlLabel from "@material-ui/core/FormControlLabel";
+import Switch from "@material-ui/core/Switch";
+
+import { routeResolver } from "./App";
+
+import ExternalLink from "./widgets/ExternalLink";
+import Container from "./widgets/Container";
+
+import * as C from "./constants";
+import LoadingIndicator from "./widgets/LoadingIndicator";
+import Alert from "@material-ui/lab/Alert";
+import { CircularProgress } from "@material-ui/core";
+import { Redirect } from "react-router";
+import { useCredentials } from "./credentials";
+import { useDispatch } from "react-redux";
+import { startTask } from "./helpers";
+import { login } from "./store/actions";
+
+interface FormErrors {
+  errorUsername?: string;
+  errorEmail?: string;
+  errorPassword?: string;
+  errorEncryptionPassword?: string;
+  errorServer?: string;
+
+  errorGeneral?: string;
+}
+
+export default function SignupPage() {
+  const credentials = useCredentials();
+  const dispatch = useDispatch();
+  const [username, setUsername] = React.useState("");
+  const [email, setEmail] = React.useState("");
+  const [password, setPassword] = React.useState("");
+  const [server, setServer] = React.useState("");
+  const [showAdvanced, setShowAdvanced] = React.useState(false);
+  const [loading, setLoading] = React.useState(false);
+  const [errors, setErrors] = React.useState<FormErrors>({});
+
+  if (credentials) {
+    return (
+      <Redirect to={routeResolver.getRoute("home")} />
+    );
+  }
+
+  async function signup(e: React.FormEvent<any>) {
+    e.preventDefault();
+    setLoading(true);
+    try {
+      const errors: FormErrors = {};
+      const fieldRequired = "This field is required!";
+      if (!username) {
+        errors.errorUsername = fieldRequired;
+      }
+      if (!email) {
+        errors.errorEmail = fieldRequired;
+      }
+      if (!password) {
+        errors.errorPassword = fieldRequired;
+      }
+
+      if (process.env.NODE_ENV !== "development") {
+        if (showAdvanced && !server.startsWith("https://")) {
+          errors.errorServer = "Server URI must start with https://";
+        }
+      }
+
+      if (Object.keys(errors).length) {
+        setErrors(errors);
+        return;
+      } else {
+        setErrors({});
+      }
+
+      const serverUrl = (showAdvanced) ? server : undefined;
+      const user: Etebase.User = {
+        username,
+        email,
+      };
+      const etebase = await startTask((async () => {
+        return await Etebase.Account.signup(user, password, serverUrl);
+      }));
+      dispatch(login(etebase));
+    } catch (e) {
+      errors.errorGeneral = e.toString();
+      setErrors(errors);
+    } finally {
+      setLoading(false);
+    }
+  }
+
+  const styles = {
+    form: {
+    },
+    forgotPassword: {
+      paddingTop: 20,
+    },
+    textField: {
+      marginTop: 20,
+    },
+    submit: {
+      marginTop: 40,
+      textAlign: "right" as any,
+    },
+  };
+
+  function handleInputChange(func: (value: string) => void) {
+    return (event: React.ChangeEvent<any>) => {
+      func(event.target.value);
+    };
+  }
+
+  let advancedSettings = null;
+  if (showAdvanced) {
+    advancedSettings = (
+      <React.Fragment>
+        <TextField
+          type="url"
+          style={styles.textField}
+          error={!!errors.errorServer}
+          helperText={errors.errorServer}
+          label="Server"
+          value={server}
+          onChange={handleInputChange(setServer)}
+        />
+        <br />
+      </React.Fragment>
+    );
+  }
+
+  if (loading) {
+    return (
+      <div style={{ textAlign: "center" }}>
+        <LoadingIndicator />
+        <p>Deriving encryption data...</p>
+      </div>
+    );
+  }
+
+  return (
+    <Container style={{ maxWidth: "30rem" }}>
+      <h2>Signup</h2>
+      <form style={styles.form} onSubmit={signup}>
+        <TextField
+          type="text"
+          style={styles.textField}
+          error={!!errors.errorUsername}
+          helperText={errors.errorUsername}
+          label="Username"
+          value={username}
+          onChange={handleInputChange(setUsername)}
+        />
+        <br />
+        <TextField
+          type="email"
+          style={styles.textField}
+          error={!!errors.errorEmail}
+          helperText={errors.errorEmail}
+          label="Email"
+          value={email}
+          onChange={handleInputChange(setEmail)}
+        />
+        <br />
+        <TextField
+          type="password"
+          style={styles.textField}
+          error={!!errors.errorPassword}
+          helperText={errors.errorPassword}
+          label="Password"
+          name="password"
+          value={password}
+          onChange={handleInputChange(setPassword)}
+        />
+        <div style={styles.forgotPassword}>
+          <ExternalLink href={C.forgotPassword}>Forgot password?</ExternalLink>
+        </div>
+        <FormGroup>
+          <FormControlLabel
+            control={
+              <Switch
+                color="primary"
+                checked={showAdvanced}
+                onChange={() => setShowAdvanced(!showAdvanced)}
+              />
+            }
+            label="Advanced settings"
+          />
+        </FormGroup>
+        {advancedSettings}
+        {errors.errorGeneral && (
+          <Alert severity="error" style={styles.textField}>{errors.errorGeneral}</Alert>
+        )}
+
+        <div style={styles.submit}>
+          <Button
+            variant="contained"
+            type="submit"
+            color="secondary"
+            disabled={loading}
+          >
+            {loading ? (
+              <CircularProgress />
+            ) : "Sign Up"
+            }
+          </Button>
+        </div>
+      </form>
+    </Container>
+  );
+}