Auth lifecycle components for Roam.

apps/roam/src/components/auth/Account.tsx

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+import React, { useState, useEffect } from "react";
+import { createClient } from "@repo/database/lib/client";
+import { Button, Label } from "@blueprintjs/core";
+import { SignUpForm } from "./SignUpForm";
+import { LoginForm } from "./LoginForm";
+import { ForgotPasswordForm } from "./ForgotPasswordForm";
+import { UpdatePasswordForm } from "./UpdatePasswordForm";
+
+// based on https://supabase.com/ui/docs/react/password-based-auth
+
+enum AuthAction {
+  waiting,
+  loggedIn,
+  login,
+  signup,
+  forgotPassword,
+  updatePassword,
+  emailSent,
+}
+
+export const Account = () => {
+  const [action, setAction] = useState(AuthAction.waiting);
+
+  const supabase = createClient();
+  useEffect(() => {
+    supabase.auth.getUser().then(({ data: { user } }) => {
+      if (user) setAction(AuthAction.loggedIn);
+      else setAction(AuthAction.login);
+    });
+
+    const {
+      data: { subscription },
+    } = supabase.auth.onAuthStateChange((_event, session) => {
+      if (session) setAction(AuthAction.loggedIn);
+      else setAction(AuthAction.login);
+    });
+
+    return () => subscription.unsubscribe();
+  }, []);
+
+  switch (action) {
+    case AuthAction.waiting:
+      return (
+        <div>
+          <p>Checking...</p>
+        </div>
+      );
+    case AuthAction.emailSent:
+      return (
+        <div>
+          <p>An email was sent</p>
+        </div>
+      );
+    case AuthAction.loggedIn:
+      return (
+        <div>
+          <p>Logged in!</p>
+          <Button
+            type="button"
+            onClick={() => {
+              supabase.auth.signOut().then(() => {
+                setAction(AuthAction.login);
+              });
+            }}
+          >
+            Log out
+          </Button>
+          <br />
+          <Button
+            type="button"
+            onClick={() => {
+              setAction(AuthAction.updatePassword);
+            }}
+          >
+            Reset password
+          </Button>
+        </div>
+      );
+    case AuthAction.login:
+      return (
+        <div>
+          <LoginForm />
+          <div className="mt-4 text-center text-sm">
+            Don&apos;t have an account?{" "}
+            <Button
+              type="button"
+              onClick={() => {
+                setAction(AuthAction.signup);
+              }}
+            >
+              Sign up
+            </Button>
+          </div>
+
+          <br />
+          <Label htmlFor="login_to_forgot">Forgot your password?</Label>
+          <Button
+            id="login_to_forgot"
+            type="button"
+            onClick={() => {
+              setAction(AuthAction.forgotPassword);
+            }}
+          >
+            Reset password
+          </Button>
+        </div>
+      );
+    case AuthAction.signup:
+      return (
+        <div>
+          <SignUpForm />
+          <Button
+            type="button"
+            onClick={() => {
+              setAction(AuthAction.login);
+            }}
+          >
+            login
+          </Button>
+        </div>
+      );
+    case AuthAction.forgotPassword:
+      return (
+        <div>
+          <ForgotPasswordForm />
+        </div>
+      );
+    case AuthAction.updatePassword:
+      return (
+        <div>
+          <UpdatePasswordForm />
+        </div>
+      );
+  }
+};

apps/roam/src/components/auth/ForgotPasswordForm.tsx

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+import { cn } from "@repo/ui/lib/utils";
+import { createClient } from "@repo/database/lib/client";
+import { Button, Card, InputGroup, Label } from "@blueprintjs/core";
+import React, { useState } from "react";
+
+// based on https://supabase.com/ui/docs/react/password-based-auth
+
+export const ForgotPasswordForm = ({
+  className,
+  ...props
+}: React.ComponentPropsWithoutRef<"div">) => {
+  const [email, setEmail] = useState("");
+  const [error, setError] = useState<string | null>(null);
+  const [success, setSuccess] = useState(false);
+  const [isLoading, setIsLoading] = useState(false);
+
+  const handleForgotPassword = async (e: React.FormEvent) => {
+    const supabase = createClient();
+    e.preventDefault();
+    setIsLoading(true);
+    setError(null);
+
+    try {
+      // The url which will be included in the email. This URL needs to be configured in your redirect URLs in the Supabase dashboard at https://supabase.com/dashboard/project/_/auth/url-configuration
+      const { error } = await supabase.auth.resetPasswordForEmail(email, {
+        redirectTo: "http://localhost:3000/update-password",
+      });
+      if (error) throw error;
+      setSuccess(true);
+    } catch (error: unknown) {
+      setError(error instanceof Error ? error.message : "An error occurred");
+    } finally {
+      setIsLoading(false);
+    }
+  };
+
+  return (
+    <div className={cn("flex flex-col gap-6", className)} {...props}>
+      {success ? (
+        <Card>
+          <div className={cn("flex flex-col space-y-1.5 p-6", className)}>
+            <div
+              className={cn(
+                "text-2xl font-semibold leading-none tracking-tight",
+                className,
+              )}
+            >
+              Check Your Email
+            </div>
+            <div className={cn("text-muted-foreground text-sm", className)}>
+              Password reset instructions sent
+            </div>
+          </div>
+          <div className={cn("p-6 pt-0", className)}>
+            <p className="text-muted-foreground text-sm">
+              If you registered using your email and password, you will receive
+              a password reset email.
+            </p>
+          </div>
+        </Card>
+      ) : (
+        <Card>
+          <div className={cn("flex flex-col space-y-1.5 p-6", className)}>
+            <div
+              className={cn(
+                "text-2xl font-semibold leading-none tracking-tight",
+                className,
+              )}
+            >
+              Reset Your Password
+            </div>
+            <div className={cn("text-muted-foreground text-sm", className)}>
+              Type in your email and we&apos;ll send you a link to reset your
+              password
+            </div>
+          </div>
+          <div className={cn("p-6 pt-0", className)}>
+            <form onSubmit={handleForgotPassword}>
+              <div className="flex flex-col gap-6">
+                <div className="grid gap-2">
+                  <Label htmlFor="email">Email</Label>
+                  <InputGroup
+                    id="email"
+                    type="email"
+                    placeholder="m@example.com"
+                    required
+                    value={email}
+                    onChange={(e) => setEmail(e.target.value)}
+                  />
+                </div>
+                {error && <p className="text-sm text-red-500">{error}</p>}
+                <Button type="submit" className="w-full" disabled={isLoading}>
+                  {isLoading ? "Sending..." : "Send reset email"}
+                </Button>
+              </div>
+            </form>
+          </div>
+        </Card>
+      )}
+    </div>
+  );
+};

apps/roam/src/components/auth/LoginForm.tsx

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+import { cn } from "@repo/ui/lib/utils";
+import { createClient } from "@repo/database/lib/client";
+import { Button, Card, InputGroup, Label } from "@blueprintjs/core";
+import React, { useState } from "react";
+
+// based on https://supabase.com/ui/docs/react/password-based-auth
+
+export const LoginForm = ({
+  className,
+  ...props
+}: React.ComponentPropsWithoutRef<"div">) => {
+  const [email, setEmail] = useState("");
+  const [password, setPassword] = useState("");
+  const [error, setError] = useState<string | null>(null);
+  const [isLoading, setIsLoading] = useState(false);
+  const supabase = createClient();
+
+  const handleLogin = async (e: React.FormEvent) => {
+    e.preventDefault();
+    setIsLoading(true);
+    setError(null);
+
+    try {
+      const { error } = await supabase.auth.signInWithPassword({
+        email,
+        password,
+      });
+      if (error) throw error;
+      // Original: Update this route to redirect to an authenticated route. The user already has an active session.
+      // TODO: Replacement action
+      // location.href = '/protected'
+    } catch (error: unknown) {
+      setError(error instanceof Error ? error.message : "An error occurred");
+    } finally {
+      setIsLoading(false);
+    }
+  };
+
+  return (
+    <div className={cn("flex flex-col gap-6", className)} {...props}>
+      <Card>
+        <div className={cn("flex flex-col space-y-1.5 p-6", className)}>
+          <div
+            className={cn(
+              "text-2xl font-semibold leading-none tracking-tight",
+              className,
+            )}
+          >
+            Login
+          </div>
+          <div className={cn("text-muted-foreground text-sm", className)}>
+            Enter your email below to login to your account
+          </div>
+        </div>
+        <div className={cn("p-6 pt-0", className)}>
+          <form onSubmit={handleLogin}>
+            <div className="flex flex-col gap-6">
+              <div className="grid gap-2">
+                <Label htmlFor="email">Email</Label>
+                <InputGroup
+                  id="email"
+                  type="email"
+                  placeholder="m@example.com"
+                  required
+                  value={email}
+                  onChange={(e) => setEmail(e.target.value)}
+                />
+              </div>
+              <div className="grid gap-2">
+                <div className="flex items-center">
+                  <Label htmlFor="password">Password</Label>
+                </div>
+                <InputGroup
+                  id="password"
+                  type="password"
+                  required
+                  value={password}
+                  onChange={(e) => setPassword(e.target.value)}
+                />
+              </div>
+              {error && <p className="text-sm text-red-500">{error}</p>}
+              <Button type="submit" className="w-full" disabled={isLoading}>
+                {isLoading ? "Logging in..." : "Login"}
+              </Button>
+            </div>
+          </form>
+        </div>
+      </Card>
+    </div>
+  );
+};