feat(discord): add auth

packages/backend/src/apps/discord/auth/create-auth-data.ts

@@ -0,0 +1,27 @@
+import { IField, IGlobalVariable } from '@automatisch/types';
+import { URLSearchParams } from 'url';
+import scopes from '../common/scopes';
+
+export default async function createAuthData($: IGlobalVariable) {
+  try {
+    const oauthRedirectUrlField = $.app.auth.fields.find(
+      (field: IField) => field.key == 'oAuthRedirectUrl'
+    );
+    const callbackUrl = oauthRedirectUrlField.value as string;
+
+    const searchParams = new URLSearchParams({
+      client_id: $.auth.data.consumerKey as string,
+      redirect_uri: callbackUrl,
+      response_type: 'code',
+      scope: scopes.join(' '),
+    });
+
+    const url = `${$.app.apiBaseUrl}/oauth2/authorize?${searchParams.toString()}`;
+
+    await $.auth.set({ url });
+  } catch (error) {
+    throw new Error(
+      `Error occured while verifying credentials: ${error}`
+    );
+  }
+}

packages/backend/src/apps/discord/auth/index.ts

@@ -0,0 +1,221 @@
+import createAuthData from './create-auth-data';
+import verifyCredentials from './verify-credentials';
+import isStillVerified from './is-still-verified';
+
+export default {
+  fields: [
+    {
+      key: 'oAuthRedirectUrl',
+      label: 'OAuth Redirect URL',
+      type: 'string' as const,
+      required: true,
+      readOnly: true,
+      value: '{WEB_APP_URL}/app/discord/connections/add',
+      placeholder: null,
+      description: 'When asked to input an OAuth callback or redirect URL in Discord OAuth, enter the URL above.',
+      docUrl: 'https://automatisch.io/docs/discord#oauth-redirect-url',
+      clickToCopy: true
+    },
+    {
+      key: 'consumerKey',
+      label: 'Consumer Key',
+      type: 'string' as const,
+      required: true,
+      readOnly: false,
+      value: null,
+      placeholder: null,
+      description: null,
+      docUrl: 'https://automatisch.io/docs/discord#consumer-key',
+      clickToCopy: false
+    },
+    {
+      key: 'consumerSecret',
+      label: 'Consumer Secret',
+      type: 'string' as const,
+      required: true,
+      readOnly: false,
+      value: null,
+      placeholder: null,
+      description: null,
+      docUrl: 'https://automatisch.io/docs/discord#consumer-secret',
+      clickToCopy: false
+    }
+  ],
+  authenticationSteps: [
+    {
+      step: 1,
+      type: 'mutation' as const,
+      name: 'createConnection',
+      arguments: [
+        {
+          name: 'key',
+          value: '{key}'
+        },
+        {
+          name: 'formattedData',
+          value: null,
+          properties: [
+            {
+              name: 'consumerKey',
+              value: '{fields.consumerKey}'
+            },
+            {
+              name: 'consumerSecret',
+              value: '{fields.consumerSecret}'
+            }
+          ]
+        }
+      ]
+    },
+    {
+      step: 2,
+      type: 'mutation' as const,
+      name: 'createAuthData',
+      arguments: [
+        {
+          name: 'id',
+          value: '{createConnection.id}'
+        }
+      ]
+    },
+    {
+      step: 3,
+      type: 'openWithPopup' as const,
+      name: 'openAuthPopup',
+      arguments: [
+        {
+          name: 'url',
+          value: '{createAuthData.url}'
+        }
+      ]
+    },
+    {
+      step: 4,
+      type: 'mutation' as const,
+      name: 'updateConnection',
+      arguments: [
+        {
+          name: 'id',
+          value: '{createConnection.id}'
+        },
+        {
+          name: 'formattedData',
+          value: null,
+          properties: [
+            {
+              name: 'oauthVerifier',
+              value: '{openAuthPopup.code}'
+            }
+          ]
+        }
+      ]
+    },
+    {
+      step: 5,
+      type: 'mutation' as const,
+      name: 'verifyConnection',
+      arguments: [
+        {
+          name: 'id',
+          value: '{createConnection.id}'
+        }
+      ]
+    }
+  ],
+  reconnectionSteps: [
+    {
+      step: 1,
+      type: 'mutation' as const,
+      name: 'resetConnection',
+      arguments: [
+        {
+          name: 'id',
+          value: '{connection.id}'
+        }
+      ]
+    },
+    {
+      step: 2,
+      type: 'mutation' as const,
+      name: 'updateConnection',
+      arguments: [
+        {
+          name: 'id',
+          value: '{connection.id}'
+        },
+        {
+          name: 'formattedData',
+          value: null,
+          properties: [
+            {
+              name: 'consumerKey',
+              value: '{fields.consumerKey}'
+            },
+            {
+              name: 'consumerSecret',
+              value: '{fields.consumerSecret}'
+            }
+          ]
+        }
+      ]
+    },
+    {
+      step: 3,
+      type: 'mutation' as const,
+      name: 'createAuthData',
+      arguments: [
+        {
+          name: 'id',
+          value: '{connection.id}'
+        }
+      ]
+    },
+    {
+      step: 4,
+      type: 'openWithPopup' as const,
+      name: 'openAuthPopup',
+      arguments: [
+        {
+          name: 'url',
+          value: '{createAuthData.url}'
+        }
+      ]
+    },
+    {
+      step: 5,
+      type: 'mutation' as const,
+      name: 'updateConnection',
+      arguments: [
+        {
+          name: 'id',
+          value: '{connection.id}'
+        },
+        {
+          name: 'formattedData',
+          value: null,
+          properties: [
+            {
+              name: 'oauthVerifier',
+              value: '{openAuthPopup.code}'
+            }
+          ]
+        }
+      ]
+    },
+    {
+      step: 6,
+      type: 'mutation' as const,
+      name: 'verifyConnection',
+      arguments: [
+        {
+          name: 'id',
+          value: '{connection.id}'
+        }
+      ]
+    }
+  ],
+
+  createAuthData,
+  verifyCredentials,
+  isStillVerified,
+};

packages/backend/src/apps/discord/auth/is-still-verified.ts

@@ -0,0 +1,14 @@
+import { IGlobalVariable } from '@automatisch/types';
+import getCurrentUser from '../common/get-current-user';
+
+const isStillVerified = async ($: IGlobalVariable) => {
+  try {
+    await getCurrentUser($);
+
+    return true;
+  } catch (error) {
+    return false;
+  }
+};
+
+export default isStillVerified;

packages/backend/src/apps/discord/auth/verify-credentials.ts

@@ -0,0 +1,50 @@
+import { IGlobalVariable, IField } from '@automatisch/types';
+import { URLSearchParams } from 'url';
+import scopes from '../common/scopes';
+import getCurrentUser from '../common/get-current-user';
+
+const verifyCredentials = async ($: IGlobalVariable) => {
+  const oauthRedirectUrlField = $.app.auth.fields.find(
+    (field: IField) => field.key == 'oAuthRedirectUrl'
+  );
+  const callbackUrl = oauthRedirectUrlField.value as string;
+  const params = new URLSearchParams({
+    client_id: $.auth.data.consumerKey as string,
+    redirect_uri: callbackUrl,
+    response_type: 'code',
+    scope: scopes.join(' '),
+    client_secret: $.auth.data.consumerSecret as string,
+    code: $.auth.data.oauthVerifier as string,
+    grant_type: 'authorization_code',
+  });
+  const { data: verifiedCredentials } = await $.http.post(
+    '/oauth2/token',
+    params.toString()
+  );
+
+  const {
+    access_token: accessToken,
+    refresh_token: refreshToken,
+    expires_in: expiresIn,
+    scope: scope,
+    token_type: tokenType,
+  } = verifiedCredentials;
+
+  await $.auth.set({
+    accessToken,
+    refreshToken,
+    expiresIn,
+    scope,
+    tokenType,
+  })
+
+  const user = await getCurrentUser($);
+
+  await $.auth.set({
+    userId: user.id,
+    screenName: user.username,
+    email: user.email,
+  });
+};
+
+export default verifyCredentials;