Add secret sync vercel integration

backend/src/services/app-connection/vercel/index.ts

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+export * from "./vercel-connection-enums";
+export * from "./vercel-connection-fns";
+export * from "./vercel-connection-schemas";
+export * from "./vercel-connection-types";

backend/src/services/app-connection/vercel/vercel-connection-enums.ts

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+export enum VercelConnectionMethod {
+  API_TOKEN = "api-token"
+}

backend/src/services/app-connection/vercel/vercel-connection-fns.ts

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+/* eslint-disable no-await-in-loop */
+import { AxiosError, AxiosResponse } from "axios";
+
+import { request } from "@app/lib/config/request";
+import { BadRequestError, InternalServerError } from "@app/lib/errors";
+import { AppConnection } from "@app/services/app-connection/app-connection-enums";
+import { TVercelBranches } from "@app/services/integration-auth/integration-auth-types";
+import { IntegrationUrls } from "@app/services/integration-auth/integration-list";
+
+import { VercelConnectionMethod } from "./vercel-connection-enums";
+import {
+  TVercelConnectionConfig,
+  TVercelConnectionInput,
+  VercelApp,
+  VercelEnvironment,
+  VercelOrgWithApps
+} from "./vercel-connection-types";
+
+export const getVercelConnectionListItem = () => {
+  return {
+    name: "Vercel" as const,
+    app: AppConnection.Vercel as const,
+    methods: Object.values(VercelConnectionMethod) as [VercelConnectionMethod.API_TOKEN]
+  };
+};
+
+export const validateVercelConnectionCredentials = async (config: TVercelConnectionConfig) => {
+  const { credentials: inputCredentials } = config;
+
+  let response: AxiosResponse<VercelApp[]> | null = null;
+
+  try {
+    response = await request.get<VercelApp[]>(`${IntegrationUrls.VERCEL_API_URL}/v9/projects`, {
+      headers: {
+        Authorization: `Bearer ${inputCredentials.apiToken}`
+      }
+    });
+  } catch (error: unknown) {
+    if (error instanceof AxiosError) {
+      throw new BadRequestError({
+        message: `Failed to validate credentials: ${error.message || "Unknown error"}`
+      });
+    }
+    throw new BadRequestError({
+      message: "Unable to validate connection - verify credentials"
+    });
+  }
+
+  if (!response?.data) {
+    throw new InternalServerError({
+      message: "Failed to get organizations: Response was empty"
+    });
+  }
+
+  return inputCredentials;
+};
+
+interface ApiResponse<T> {
+  pagination?: {
+    count: number;
+    next: number;
+  };
+  data: T[];
+  [key: string]: unknown;
+}
+
+async function fetchAllPages<T>(
+  apiUrl: string,
+  apiToken: string,
+  initialParams: Record<string, string | number> = {},
+  dataPath?: string
+): Promise<T[]> {
+  const allItems: T[] = [];
+  let hasMoreItems = true;
+  let params: Record<string, string | number> = { ...initialParams, limit: 100 };
+
+  while (hasMoreItems) {
+    try {
+      const response = await request.get<ApiResponse<T>>(apiUrl, {
+        params,
+        headers: {
+          Authorization: `Bearer ${apiToken}`,
+          "Accept-Encoding": "application/json"
+        }
+      });
+
+      if (!response?.data) {
+        throw new InternalServerError({
+          message: `Failed to fetch data from ${apiUrl}: Response was empty or malformed`
+        });
+      }
+
+      let itemsData: T[];
+
+      if (dataPath && dataPath in response.data) {
+        itemsData = response.data[dataPath] as T[];
+      } else {
+        itemsData = response.data.data;
+      }
+
+      if (!Array.isArray(itemsData)) {
+        throw new InternalServerError({
+          message: `Failed to fetch data from ${apiUrl}: Expected array but got ${typeof itemsData}`
+        });
+      }
+
+      allItems.push(...itemsData);
+
+      if (response.data.pagination?.next) {
+        params = { ...params, since: response.data.pagination.next };
+      } else {
+        hasMoreItems = false;
+      }
+    } catch (error) {
+      if (error instanceof AxiosError) {
+        throw new BadRequestError({
+          message: `Failed to fetch data from ${apiUrl}: ${error.message || "Unknown error"}`
+        });
+      }
+      throw error;
+    }
+  }
+
+  return allItems;
+}
+
+async function fetchOrgProjects(orgId: string, apiToken: string): Promise<VercelApp[]> {
+  return fetchAllPages<VercelApp>(
+    `${IntegrationUrls.VERCEL_API_URL}/v9/projects`,
+    apiToken,
+    { teamId: orgId },
+    "projects"
+  );
+}
+
+async function fetchProjectEnvironments(projectId: string, apiToken: string): Promise<VercelEnvironment[]> {
+  return fetchAllPages<VercelEnvironment>(
+    `${IntegrationUrls.VERCEL_API_URL}/v9/projects/${projectId}/custom-environments`,
+    apiToken,
+    {},
+    "environments"
+  );
+}
+
+async function fetchPreviewBranches(projectId: string, apiToken: string): Promise<string[]> {
+  const { data } = await request.get<TVercelBranches[]>(
+    `${IntegrationUrls.VERCEL_API_URL}/v1/integrations/git-branches`,
+    {
+      params: {
+        projectId
+      },
+      headers: {
+        Authorization: `Bearer ${apiToken}`,
+        "Accept-Encoding": "application/json"
+      }
+    }
+  );
+  return data.map((b) => b.ref);
+}
+
+type VercelTeam = {
+  id: string;
+  name: string;
+  slug: string;
+};
+
+type VercelUserResponse = {
+  user: {
+    id: string;
+    name: string;
+    username: string;
+  };
+};
+
+export const listProjects = async (appConnection: TVercelConnectionInput): Promise<VercelOrgWithApps[]> => {
+  const { credentials } = appConnection;
+  const { apiToken } = credentials;
+
+  const orgs = await fetchAllPages<VercelTeam>(`${IntegrationUrls.VERCEL_API_URL}/v2/teams`, apiToken, {}, "teams");
+
+  const personalAccountResponse = await request.get<VercelUserResponse>(`${IntegrationUrls.VERCEL_API_URL}/v2/user`, {
+    headers: {
+      Authorization: `Bearer ${apiToken}`,
+      "Accept-Encoding": "application/json"
+    }
+  });
+
+  if (personalAccountResponse?.data?.user) {
+    const { user } = personalAccountResponse.data;
+    orgs.push({
+      id: user.id,
+      name: user.name || "Personal Account",
+      slug: user.username || "personal"
+    });
+  }
+
+  const orgsWithApps: VercelOrgWithApps[] = [];
+
+  const orgPromises = orgs.map(async (org) => {
+    try {
+      const projects = await fetchOrgProjects(org.id, apiToken);
+
+      const enhancedProjectsPromises = projects.map(async (project) => {
+        try {
+          const [environments, previewBranches] = await Promise.all([
+            fetchProjectEnvironments(project.id, apiToken),
+            fetchPreviewBranches(project.id, apiToken)
+          ]);
+
+          return {
+            name: project.name,
+            id: project.id,
+            envs: environments,
+            previewBranches
+          };
+        } catch (error) {
+          return {
+            name: project.name,
+            id: project.id,
+            envs: [],
+            previewBranches: []
+          };
+        }
+      });
+
+      const enhancedProjects = await Promise.all(enhancedProjectsPromises);
+
+      return {
+        ...org,
+        apps: enhancedProjects
+      };
+    } catch (error) {
+      return null;
+    }
+  });
+
+  const results = await Promise.all(orgPromises);
+
+  results.forEach((result) => {
+    if (result !== null) {
+      orgsWithApps.push(result);
+    }
+  });
+
+  return orgsWithApps;
+};
+
+export const getProjectEnvironmentVariables = (project: VercelApp): Record<string, string> => {
+  const envVars: Record<string, string> = {};
+
+  if (!project.envs) return envVars;
+
+  project.envs.forEach((env) => {
+    if (env.value && env.type !== "gitBranch") {
+      const { key, value } = env;
+      envVars[key] = value;
+    }
+  });
+
+  return envVars;
+};

backend/src/services/app-connection/vercel/vercel-connection-schemas.ts

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+import z from "zod";
+
+import { AppConnections } from "@app/lib/api-docs";
+import { AppConnection } from "@app/services/app-connection/app-connection-enums";
+import {
+  BaseAppConnectionSchema,
+  GenericCreateAppConnectionFieldsSchema,
+  GenericUpdateAppConnectionFieldsSchema
+} from "@app/services/app-connection/app-connection-schemas";
+
+import { VercelConnectionMethod } from "./vercel-connection-enums";
+
+export const VercelConnectionAccessTokenCredentialsSchema = z.object({
+  apiToken: z.string().trim().min(1, "API Token required")
+});
+
+const BaseVercelConnectionSchema = BaseAppConnectionSchema.extend({ app: z.literal(AppConnection.Vercel) });
+
+export const VercelConnectionSchema = BaseVercelConnectionSchema.extend({
+  method: z.literal(VercelConnectionMethod.API_TOKEN),
+  credentials: VercelConnectionAccessTokenCredentialsSchema
+});
+
+export const SanitizedVercelConnectionSchema = z.discriminatedUnion("method", [
+  BaseVercelConnectionSchema.extend({
+    method: z.literal(VercelConnectionMethod.API_TOKEN),
+    credentials: VercelConnectionAccessTokenCredentialsSchema.pick({})
+  })
+]);
+
+export const ValidateVercelConnectionCredentialsSchema = z.discriminatedUnion("method", [
+  z.object({
+    method: z.literal(VercelConnectionMethod.API_TOKEN).describe(AppConnections?.CREATE(AppConnection.Vercel).method),
+    credentials: VercelConnectionAccessTokenCredentialsSchema.describe(
+      AppConnections.CREATE(AppConnection.Vercel).credentials
+    )
+  })
+]);
+
+export const CreateVercelConnectionSchema = ValidateVercelConnectionCredentialsSchema.and(
+  GenericCreateAppConnectionFieldsSchema(AppConnection.Vercel)
+);
+
+export const UpdateVercelConnectionSchema = z
+  .object({
+    credentials: VercelConnectionAccessTokenCredentialsSchema.optional().describe(
+      AppConnections.UPDATE(AppConnection.Vercel).credentials
+    )
+  })
+  .and(GenericUpdateAppConnectionFieldsSchema(AppConnection.Vercel));
+
+export const VercelConnectionListItemSchema = z.object({
+  name: z.literal("Vercel"),
+  app: z.literal(AppConnection.Vercel),
+  methods: z.nativeEnum(VercelConnectionMethod).array()
+});

backend/src/services/app-connection/vercel/vercel-connection-service.ts

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+import { logger } from "@app/lib/logger";
+import { OrgServiceActor } from "@app/lib/types";
+
+import { AppConnection } from "../app-connection-enums";
+import { listProjects as getVercelProjects } from "./vercel-connection-fns";
+import { TVercelConnection } from "./vercel-connection-types";
+
+type TGetAppConnectionFunc = (
+  app: AppConnection,
+  connectionId: string,
+  actor: OrgServiceActor
+) => Promise<TVercelConnection>;
+
+export const vercelConnectionService = (getAppConnection: TGetAppConnectionFunc) => {
+  const listProjects = async (connectionId: string, actor: OrgServiceActor) => {
+    const appConnection = await getAppConnection(AppConnection.Vercel, connectionId, actor);
+    try {
+      const projects = await getVercelProjects(appConnection);
+      return projects;
+    } catch (error) {
+      logger.error(error, "Failed to establish connection with Vercel");
+      return [];
+    }
+  };
+
+  return {
+    listProjects
+  };
+};

backend/src/services/app-connection/vercel/vercel-connection-types.ts

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+import z from "zod";
+
+import { DiscriminativePick } from "@app/lib/types";
+
+import { AppConnection } from "../app-connection-enums";
+import {
+  CreateVercelConnectionSchema,
+  ValidateVercelConnectionCredentialsSchema,
+  VercelConnectionSchema
+} from "./vercel-connection-schemas";
+
+export type TVercelConnection = z.infer<typeof VercelConnectionSchema>;
+
+export type TVercelConnectionInput = z.infer<typeof CreateVercelConnectionSchema> & {
+  app: AppConnection.Vercel;
+};
+
+export type TValidateVercelConnectionCredentials = typeof ValidateVercelConnectionCredentialsSchema;
+
+export type TVercelConnectionConfig = DiscriminativePick<TVercelConnectionInput, "method" | "app" | "credentials"> & {
+  orgId: string;
+};
+
+export type VercelTeam = {
+  id: string;
+  name: string;
+  slug: string;
+};
+
+export type VercelEnvironment = {
+  key: string;
+  value: string;
+  type: string;
+  target?: string[];
+  gitBranch?: string;
+  createdAt?: number;
+  updatedAt?: number;
+};
+
+export type VercelAppMeta = {
+  githubCommitRef?: string;
+  githubCommitSha?: string;
+  githubCommitMessage?: string;
+  githubCommitAuthorName?: string;
+};
+
+export type VercelDeployment = {
+  id: string;
+  name: string;
+  url: string;
+  created: number;
+  meta?: VercelAppMeta;
+  target?: "production" | "preview" | "development";
+};
+
+export type VercelApp = {
+  name: string;
+  id: string;
+  envs?: VercelEnvironment[];
+  previewBranches?: string[];
+};
+
+export type VercelOrgWithApps = VercelTeam & {
+  apps: VercelApp[];
+};
+
+export type VercelUserResponse = {
+  user: {
+    id: string;
+    name: string;
+    username: string;
+  };
+};