Reach parity with last web iteration. (#162)

* feat: add Api and Session contexts

* feat(web): add machinery/new-session

* feat(web): add servers page

* chore(web): AppRouter spacing/ordering

* feat(web): add picker, missing update-roles call for now

* feat(web): add picker saves

* chore: add roleTransactions tests

* feat(web): add auth/login

packages/design-system/organisms/masthead/Authed.tsx

@@ -32,7 +32,7 @@ export const Authed = (props: Props) => {
         <MastheadBase>
             <MastheadAlignment>
                 <MastheadLeft>
-                    <MastheadA href="/servers">
+                    <MastheadA to="/servers">
                         <DynamicLogomark height={35} />
                     </MastheadA>
                     <InteractionBase

packages/design-system/organisms/masthead/Guest.tsx

@@ -14,12 +14,12 @@ export const Guest = () => (
     <MastheadBase>
         <MastheadAlignment>
             <MastheadLeft>
-                <MastheadA href="/">
+                <MastheadA to="/">
                     <DynamicLogotype height={30} />
                 </MastheadA>
             </MastheadLeft>
             <MastheadRight>
-                <MastheadA href="/auth/login">
+                <MastheadA to="/auth/login">
                     <Button size="small">
                         Login{' '}
                         <FaSignInAlt

packages/design-system/organisms/masthead/Masthead.styled.tsx

@@ -1,3 +1,4 @@
+import { Link } from '@reach/router';
 import { onSmallScreen } from '@roleypoly/design-system/atoms/breakpoints';
 import { palette } from '@roleypoly/design-system/atoms/colors';
 import { transitions } from '@roleypoly/design-system/atoms/timings';
@@ -66,7 +67,7 @@ export const InteractionBase = styled.div<InteractionBaseProps>`
     }
 `;
 
-export const MastheadA = styled.a`
+export const MastheadA = styled(Link)`
     display: flex;
     align-items: center;
     justify-content: center;

packages/web/src/api-context/ApiContext.spec.tsx

@@ -0,0 +1,65 @@
+import { render, screen } from '@testing-library/react';
+import * as React from 'react';
+import { ApiContextProvider, useApiContext } from './ApiContext';
+
+const fetchMock = (global.fetch = jest
+    .fn()
+    .mockImplementation(() => ({ json: async () => ({}) })));
+
+const TestComponent = () => {
+    const context = useApiContext();
+
+    React.useEffect(() => {
+        void context.fetch('/not-a-route');
+    });
+
+    return <>{context.apiUrl}</>;
+};
+
+const WrappedTestComponent = () => (
+    <ApiContextProvider>
+        <TestComponent />
+    </ApiContextProvider>
+);
+
+it('correctly does fetch url requests', () => {
+    render(<WrappedTestComponent />);
+
+    expect(fetchMock).toBeCalledWith('http://localhost:6609/not-a-route');
+});
+
+it('sets up api context when localStorage is set', () => {
+    localStorage.setItem('api_url', 'https://abcde.roleypoly.test');
+    render(<WrappedTestComponent />);
+
+    expect(fetchMock).toBeCalledWith('https://abcde.roleypoly.test/not-a-route');
+    expect(screen.getByText('https://abcde.roleypoly.test').innerHTML).toStrictEqual(
+        'https://abcde.roleypoly.test'
+    );
+});
+
+it.each([
+    ['https://next.roleypoly.com/servers', 'https://api-prod.roleypoly.com'],
+    ['https://roleypoly.com/servers', 'https://api-prod.roleypoly.com'],
+    ['https://notroleypolybutclose.com/servers', 'https://api-prod.roleypoly.com'],
+    ['https://myhash.roleypoly.pages.dev/servers', 'https://api-stage.roleypoly.com'],
+    ['http://localhost:6601/servers', 'http://localhost:6609'],
+    ['http://127.0.0.1:6601/servers', 'http://localhost:6609'],
+])('sets up api context based on window.location.href = %s', (inputUrl, outputUrl) => {
+    // @ts-ignore
+    delete window.location;
+    window.location = new URL(inputUrl) as any;
+
+    render(<WrappedTestComponent />);
+
+    expect(fetchMock).toBeCalledWith(`${outputUrl}/not-a-route`);
+    expect(screen.getByText(outputUrl).innerHTML).toStrictEqual(outputUrl);
+});
+
+const originalWindowLocation = window.location;
+
+afterEach(() => {
+    localStorage.clear();
+    fetchMock.mockClear();
+    window.location = originalWindowLocation;
+});

packages/web/src/api-context/ApiContext.tsx

@@ -0,0 +1,45 @@
+import * as React from 'react';
+import { getDefaultApiUrl } from './getDefaultApiUrl';
+
+type ApiContextData = {
+    apiUrl: string;
+    setApiUrl: (url: string) => void;
+    fetch: (path: string, ...rest: any) => Promise<Response>;
+};
+
+export const ApiContext = React.createContext<ApiContextData>({
+    apiUrl: getDefaultApiUrl(),
+    setApiUrl: () => {},
+    fetch: async () => {
+        return new Response();
+    },
+});
+
+export const useApiContext = () => React.useContext(ApiContext);
+
+export const ApiContextProvider = (props: { children: React.ReactNode }) => {
+    const [apiUrl, setApiUrl] = React.useState(getDefaultApiUrl());
+
+    const apiContextData: ApiContextData = {
+        apiUrl,
+        setApiUrl,
+        fetch: async (path: string, ...rest: any): Promise<Response> => {
+            return fetch(`${apiUrl}${path}`, ...rest);
+        },
+    };
+
+    React.useEffect(() => {
+        const storedApiUrl = localStorage.getItem('api_url');
+        if (storedApiUrl) {
+            setApiUrl(storedApiUrl);
+        }
+    }, []);
+
+    React.useEffect(() => {
+        localStorage.setItem('api_url', apiUrl);
+    }, [apiUrl]);
+
+    return (
+        <ApiContext.Provider value={apiContextData}>{props.children}</ApiContext.Provider>
+    );
+};

packages/web/src/api-context/getDefaultApiUrl.spec.ts

@@ -0,0 +1,14 @@
+import { getDefaultApiUrl } from './getDefaultApiUrl';
+
+it.each([
+    ['https://next.roleypoly.com/servers', 'https://api-prod.roleypoly.com'],
+    ['https://roleypoly.com/servers', 'https://api-prod.roleypoly.com'],
+    ['https://notroleypolybutclose.com/servers', 'https://api-prod.roleypoly.com'],
+    ['https://myhash.roleypoly.pages.dev/servers', 'https://api-stage.roleypoly.com'],
+    ['http://localhost:6601/servers', 'http://localhost:6609'],
+    ['http://127.0.0.1:6601/servers', 'http://localhost:6609'],
+])('matches %s to %s', (inputUrl, outputUrl) => {
+    const urlHostname = new URL(inputUrl).hostname;
+
+    expect(getDefaultApiUrl(urlHostname)).toStrictEqual(outputUrl);
+});

packages/web/src/api-context/getDefaultApiUrl.ts

@@ -0,0 +1,11 @@
+export const getDefaultApiUrl = (host: string = window.location.hostname) => {
+    if (/roleypoly.com$/.test(host)) {
+        return 'https://api-prod.roleypoly.com';
+    } else if (/roleypoly\.pages\.dev$/.test(host)) {
+        return 'https://api-stage.roleypoly.com';
+    } else if (/\blocalhost|127\.0\.0\.1\b/.test(host)) {
+        return 'http://localhost:6609';
+    } else {
+        return 'https://api-prod.roleypoly.com';
+    }
+};

packages/web/src/app-router/AppRouter.tsx

@@ -2,6 +2,14 @@ import { Router } from '@reach/router';
 import * as React from 'react';
 
 const LandingPage = React.lazy(() => import('../pages/landing'));
+const ServersPage = React.lazy(() => import('../pages/servers'));
+const PickerPage = React.lazy(() => import('../pages/picker'));
+
+const AuthLogin = React.lazy(() => import('../pages/auth/login'));
+const MachineryNewSession = React.lazy(() => import('../pages/machinery/new-session'));
+
+const DevToolsSetApi = React.lazy(() => import('../pages/dev-tools/set-api'));
+const DevToolsSessionDebug = React.lazy(() => import('../pages/dev-tools/session-debug'));
 
 const RouteWrapper = (props: {
     component: React.LazyExoticComponent<React.ComponentType<any>>;
@@ -17,6 +25,17 @@ export const AppRouter = () => {
     return (
         <Router>
             <RouteWrapper component={LandingPage} path="/" />
+            <RouteWrapper component={ServersPage} path="/servers" />
+            <RouteWrapper component={PickerPage} path="/s/:serverID" />
+
+            <RouteWrapper component={MachineryNewSession} path="/machinery/new-session" />
+            <RouteWrapper component={AuthLogin} path="/auth/login" />
+
+            <RouteWrapper component={DevToolsSetApi} path="/x/dev-tools/set-api" />
+            <RouteWrapper
+                component={DevToolsSessionDebug}
+                path="/x/dev-tools/session-debug"
+            />
         </Router>
     );
 };

packages/web/src/app-router/index.ts

@@ -1 +0,0 @@
-export * from './AppRouter';

packages/web/src/index.tsx

@@ -1,10 +1,16 @@
 import React from 'react';
 import ReactDOM from 'react-dom';
-import { AppRouter } from './app-router';
+import { ApiContextProvider } from './api-context/ApiContext';
+import { AppRouter } from './app-router/AppRouter';
+import { SessionContextProvider } from './session-context/SessionContext';
 
 ReactDOM.render(
     <React.StrictMode>
+        <ApiContextProvider>
+            <SessionContextProvider>
                 <AppRouter />
+            </SessionContextProvider>
+        </ApiContextProvider>
     </React.StrictMode>,
     document.getElementById('root')
 );

packages/web/src/pages/auth/login.tsx

@@ -0,0 +1,38 @@
+import { AuthLogin } from '@roleypoly/design-system/templates/auth-login';
+import { GuildSlug } from '@roleypoly/types';
+import React from 'react';
+import { useApiContext } from '../../api-context/ApiContext';
+
+const Login = () => {
+    const { apiUrl, fetch } = useApiContext();
+    // If ?r is in query, then let's render the slug page
+    // If not, redirect.
+    const [guildSlug, setGuildSlug] = React.useState<GuildSlug | null>(null);
+
+    React.useEffect(() => {
+        const url = new URL(window.location.href);
+        const redirectServerID = url.searchParams.get('r');
+        if (!redirectServerID) {
+            window.location.href = `${apiUrl}/login-bounce`;
+            return;
+        }
+
+        const fetchGuildSlug = async (id: string) => {
+            const response = await fetch(`/get-slug/${id}`);
+            if (response.status === 200) {
+                const slug = await response.json();
+                setGuildSlug(slug);
+            }
+        };
+
+        fetchGuildSlug(redirectServerID);
+    }, [apiUrl, fetch]);
+
+    if (guildSlug === null) {
+        return <div>Loading...</div>;
+    }
+
+    return <AuthLogin guildSlug={guildSlug} onSendSecretCode={() => {}} />;
+};
+
+export default Login;

packages/web/src/pages/dev-tools/session-debug.tsx

@@ -0,0 +1,24 @@
+import { useApiContext } from '../../api-context/ApiContext';
+import { useSessionContext } from '../../session-context/SessionContext';
+
+const SessionDebug = () => {
+    const session = useSessionContext();
+    const api = useApiContext();
+
+    return (
+        <pre>
+            {JSON.stringify(
+                {
+                    apiUrl: api.apiUrl,
+                    isAuthenticated: session.isAuthenticated,
+                    user: session.session?.user || null,
+                    guilds: session.session?.guilds || null,
+                },
+                null,
+                '  '
+            )}
+        </pre>
+    );
+};
+
+export default SessionDebug;

packages/web/src/pages/dev-tools/set-api.tsx

@@ -0,0 +1,51 @@
+import { navigate } from '@reach/router';
+import * as React from 'react';
+import { useApiContext } from '../../api-context/ApiContext';
+
+const SetApi = () => {
+    const apiContext = useApiContext();
+    const [apiField, setApiField] = React.useState(apiContext.apiUrl);
+
+    const setApi = () => {
+        // Clear storage to get rid of old API data
+        localStorage.clear();
+        sessionStorage.clear();
+
+        apiContext.setApiUrl(apiField);
+
+        navigate('/');
+    };
+
+    const quickSettingClick = (url: string) => () => {
+        setApiField(url);
+    };
+
+    return (
+        <div>
+            <div>
+                <input
+                    type="text"
+                    value={apiField}
+                    onChange={(ev) => {
+                        setApiField(ev.target.value);
+                    }}
+                />
+                <button onClick={setApi}>Set &amp; Go</button>
+            </div>
+            <div>
+                Quick Settings:
+                <button onClick={quickSettingClick('https://api-prod.roleypoly.com')}>
+                    Production (api-prod)
+                </button>
+                <button onClick={quickSettingClick('https://api-stage.roleypoly.com')}>
+                    Staging (api-stage)
+                </button>
+                <button onClick={quickSettingClick('http://localhost:6609')}>
+                    Local (:6609)
+                </button>
+            </div>
+        </div>
+    );
+};
+
+export default SetApi;

packages/web/src/pages/landing.tsx

@@ -1,7 +1,15 @@
+import { Redirect } from '@reach/router';
 import { LandingTemplate } from '@roleypoly/design-system/templates/landing';
 import * as React from 'react';
+import { useSessionContext } from '../session-context/SessionContext';
 
 const Landing = () => {
+    const { isAuthenticated } = useSessionContext();
+
+    if (isAuthenticated) {
+        return <Redirect to="/servers" />;
+    }
+
     return <LandingTemplate />;
 };
 

packages/web/src/pages/machinery/new-session.tsx

@@ -0,0 +1,16 @@
+import * as React from 'react';
+
+const NewSession = () => {
+    React.useEffect(() => {
+        const url = new URL(window.location.href);
+        const id = url.searchParams.get('session_id');
+        if (id) {
+            window.location.href = '/';
+            localStorage.setItem('rp_session_key', id);
+        }
+    });
+
+    return <div>Redirecting you...</div>;
+};
+
+export default NewSession;

packages/web/src/pages/picker.tsx

@@ -0,0 +1,77 @@
+import { Redirect } from '@reach/router';
+import { RolePickerTemplate } from '@roleypoly/design-system/templates/role-picker';
+import { PresentableGuild, RoleUpdate, UserGuildPermissions } from '@roleypoly/types';
+import * as React from 'react';
+import { useSessionContext } from '../session-context/SessionContext';
+import { makeRoleTransactions } from '../utils/roleTransactions';
+
+type PickerProps = {
+    serverID: string;
+};
+
+const Picker = (props: PickerProps) => {
+    const { session, authedFetch, isAuthenticated } = useSessionContext();
+
+    const [pickerData, setPickerData] = React.useState<PresentableGuild | null>(null);
+    const [pending, setPending] = React.useState(false);
+
+    React.useEffect(() => {
+        const fetchPickerData = async () => {
+            const response = await authedFetch(`/get-picker-data/${props.serverID}`);
+            const data = await response.json();
+
+            setPickerData(data);
+        };
+
+        fetchPickerData();
+    }, [props.serverID, authedFetch]);
+
+    if (!isAuthenticated) {
+        return <Redirect to={`/auth/login?r=${props.serverID}`} replace />;
+    }
+
+    if (pickerData === null) {
+        return <div>Loading...</div>;
+    }
+
+    const onSubmit = async (submittedRoles: string[]) => {
+        if (pending === true) {
+            return;
+        }
+
+        setPending(true);
+        const updatePayload: RoleUpdate = {
+            knownState: pickerData.member.roles,
+            transactions: makeRoleTransactions(pickerData.member.roles, submittedRoles),
+        };
+
+        const response = await authedFetch(`/update-roles/${props.serverID}`, {
+            method: 'PATCH',
+            body: JSON.stringify(updatePayload),
+        });
+        if (response.status === 200) {
+            setPickerData({
+                ...pickerData,
+                member: { ...pickerData.member, roles: (await response.json()).roles },
+            });
+        }
+
+        setPending(false);
+    };
+
+    return (
+        <RolePickerTemplate
+            activeGuildId={props.serverID}
+            user={session?.user}
+            guilds={session?.guilds || []}
+            guild={pickerData.guild}
+            guildData={pickerData.data}
+            member={pickerData.member}
+            roles={pickerData.roles}
+            editable={pickerData.guild.permissionLevel > UserGuildPermissions.User}
+            onSubmit={onSubmit}
+        />
+    );
+};
+
+export default Picker;

packages/web/src/pages/servers.tsx

@@ -0,0 +1,15 @@
+import { Redirect } from '@reach/router';
+import { ServersTemplate } from '@roleypoly/design-system/templates/servers';
+import * as React from 'react';
+import { useSessionContext } from '../session-context/SessionContext';
+
+const ServersPage = () => {
+    const { isAuthenticated, session } = useSessionContext();
+    if (!isAuthenticated || !session) {
+        return <Redirect to="/" />;
+    }
+
+    return <ServersTemplate guilds={session.guilds || []} user={session.user} />;
+};
+
+export default ServersPage;

packages/web/src/session-context/SessionContext.tsx

@@ -0,0 +1,116 @@
+import { SessionData } from '@roleypoly/types';
+import * as React from 'react';
+import { useApiContext } from '../api-context/ApiContext';
+
+type SessionContextT = {
+    session?: Omit<Partial<SessionData>, 'tokens'>;
+    setSession: (session?: SessionContextT['session']) => void;
+    authedFetch: (url: string, opts?: RequestInit) => Promise<Response>;
+    isAuthenticated: boolean;
+};
+
+const SessionContext = React.createContext<SessionContextT>({
+    isAuthenticated: false,
+    setSession: () => {},
+    authedFetch: async () => {
+        return new Response();
+    },
+});
+
+export const useSessionContext = () => React.useContext(SessionContext);
+
+export const SessionContextProvider = (props: { children: React.ReactNode }) => {
+    const api = useApiContext();
+    const [session, setSession] = React.useState<SessionContextT['session']>(undefined);
+
+    const sessionContextValue: SessionContextT = React.useMemo(
+        () => ({
+            session,
+            setSession,
+            authedFetch: (url: string, opts?: RequestInit) => {
+                return api.fetch(url, {
+                    ...opts,
+                    headers: {
+                        ...opts?.headers,
+                        authorization: session?.sessionID
+                            ? `Bearer ${session?.sessionID}`
+                            : undefined,
+                    },
+                });
+            },
+            isAuthenticated: !!session && !!session.sessionID && !!session.user,
+        }),
+        [session, api]
+    );
+
+    React.useEffect(() => {
+        // No session is set, do we have one available?
+        if (!sessionContextValue.session || !sessionContextValue.session.sessionID) {
+            // We may have the full state in session storage...
+            const storedSessionData = sessionStorage.getItem('rp_session_data');
+            if (storedSessionData) {
+                try {
+                    setSession(JSON.parse(storedSessionData));
+                    return;
+                } catch (e) {
+                    // Oops, this data is wrong.
+                }
+            }
+
+            // But if not, we have the key, maybe?
+            const storedSessionID = localStorage.getItem('rp_session_key');
+            if (storedSessionID && storedSessionID !== '') {
+                setSession({ sessionID: storedSessionID });
+                return;
+            }
+
+            // If we hit here, we're definitely not authenticated.
+            return;
+        }
+
+        // If a session is set and it's not stored, set it now.
+        if (
+            localStorage.getItem('rp_session_key') !==
+            sessionContextValue.session.sessionID
+        ) {
+            localStorage.setItem(
+                'rp_session_key',
+                sessionContextValue.session.sessionID || ''
+            );
+        }
+
+        // Session is set, but we don't have data. Server sup?
+        if (sessionContextValue.session.sessionID && !sessionContextValue.session.user) {
+            const syncSession = async () => {
+                const response = await sessionContextValue.authedFetch('/get-session');
+                if (response.status !== 200) {
+                    console.error('get-session failed', { response });
+                    clearSessionData();
+                    return;
+                }
+
+                const serverSession: SessionContextT['session'] = await response.json();
+
+                setSession(serverSession);
+                sessionStorage.setItem('rp_session_data', JSON.stringify(serverSession));
+            };
+
+            syncSession();
+        }
+    }, [
+        sessionContextValue.session?.user,
+        sessionContextValue.session?.sessionID,
+        sessionContextValue,
+    ]);
+
+    return (
+        <SessionContext.Provider value={sessionContextValue}>
+            {props.children}
+        </SessionContext.Provider>
+    );
+};
+
+const clearSessionData = () => {
+    sessionStorage.removeItem('rp_session_data');
+    localStorage.removeItem('rp_session_key');
+};

packages/web/src/utils/roleTransactions.spec.ts

@@ -0,0 +1,25 @@
+import { RoleTransaction, TransactionType } from '@roleypoly/types';
+import { makeRoleTransactions } from './roleTransactions';
+
+it('creates a transactional diff of two sets of roles', () => {
+    const currentRoles = ['aaa', 'bbb', 'ccc', 'ddd'];
+    const nextRoles = ['bbb', 'ccc', 'ddd', 'eee', 'fff']; // removes aaa, adds eee + fff
+
+    const transactions = makeRoleTransactions(currentRoles, nextRoles);
+    expect(transactions).toEqual(
+        expect.arrayContaining<RoleTransaction>([
+            {
+                id: 'aaa',
+                action: TransactionType.Remove,
+            },
+            {
+                id: 'fff',
+                action: TransactionType.Add,
+            },
+            {
+                id: 'eee',
+                action: TransactionType.Add,
+            },
+        ])
+    );
+});

packages/web/src/utils/roleTransactions.ts

@@ -0,0 +1,30 @@
+import { Role, RoleTransaction, TransactionType } from '@roleypoly/types';
+
+export const makeRoleTransactions = (
+    oldRoles: Role['id'][],
+    newRoles: Role['id'][]
+): RoleTransaction[] => {
+    const transactions: RoleTransaction[] = [];
+
+    // Removes: old roles not in new roles
+    for (let oldID of oldRoles) {
+        if (!newRoles.includes(oldID)) {
+            transactions.push({
+                id: oldID,
+                action: TransactionType.Remove,
+            });
+        }
+    }
+
+    // Adds: new roles not in old roles
+    for (let newID of newRoles) {
+        if (!oldRoles.includes(newID)) {
+            transactions.push({
+                id: newID,
+                action: TransactionType.Add,
+            });
+        }
+    }
+
+    return transactions;
+};