Detect context.projectMetadata.hasRouter and send to the index

node-src/git/git.test.ts

@@ -4,7 +4,11 @@ import { afterEach, describe, expect, it, vi } from 'vitest';
 import {
   findFilesFromRepositoryRoot,
   getCommit,
+  getCommittedFileCount,
+  getNumberOfComitters,
+  getRepositoryCreationDate,
   getSlug,
+  getStorybookCreationDate,
   hasPreviousCommit,
   mergeQueueBranchMatch,
   NULL_BYTE,
@@ -145,3 +149,53 @@ describe('findFilesFromRepositoryRoot', () => {
     expect(results).toEqual(filesFound);
   });
 });
+
+describe('getRepositoryCreationDate', () => {
+  it('parses the date successfully', async () => {
+    command.mockImplementation(() => Promise.resolve({ all: `2017-05-17 10:00:35 -0700` }) as any);
+    expect(await getRepositoryCreationDate()).toEqual(new Date('2017-05-17T17:00:35.000Z'));
+  });
+});
+
+describe('getStorybookCreationDate', () => {
+  it('passes the config dir to the git command', async () => {
+    await getStorybookCreationDate({ options: { storybookConfigDir: 'special-config-dir' } });
+    expect(command).toHaveBeenCalledWith(
+      expect.stringMatching(/special-config-dir/),
+      expect.anything()
+    );
+  });
+
+  it('defaults the config dir to the git command', async () => {
+    await getStorybookCreationDate({ options: {} });
+    expect(command).toHaveBeenCalledWith(expect.stringMatching(/.storybook/), expect.anything());
+  });
+
+  it('parses the date successfully', async () => {
+    command.mockImplementation(() => Promise.resolve({ all: `2017-05-17 10:00:35 -0700` }) as any);
+    expect(
+      await getStorybookCreationDate({ options: { storybookConfigDir: '.storybook' } })
+    ).toEqual(new Date('2017-05-17T17:00:35.000Z'));
+  });
+});
+
+describe('getNumberOfComitters', () => {
+  it('parses the count successfully', async () => {
+    command.mockImplementation(() => Promise.resolve({ all: `      17` }) as any);
+    expect(await getNumberOfComitters()).toEqual(17);
+  });
+});
+
+describe('getCommittedFileCount', () => {
+  it('constructs the correct command', async () => {
+    await getCommittedFileCount(['page', 'screen'], ['js', 'ts']);
+    expect(command).toHaveBeenCalledWith(
+      'git ls-files -- "*page*.js" "*page*.ts" "*Page*.js" "*Page*.ts" "*screen*.js" "*screen*.ts" "*Screen*.js" "*Screen*.ts" | wc -l',
+      expect.anything()
+    );
+  });
+  it('parses the count successfully', async () => {
+    command.mockImplementation(() => Promise.resolve({ all: `      17` }) as any);
+    expect(await getCommittedFileCount(['page', 'screen'], ['js', 'ts'])).toEqual(17);
+  });
+});

node-src/git/git.ts

@@ -422,3 +422,68 @@ export async function mergeQueueBranchMatch(branch: string) {
 
   return match ? Number(match[1]) : undefined;
 }
+
+/**
+ * Determine the date the repository was created
+ *
+ * @returns Date The date the repository was created
+ */
+export async function getRepositoryCreationDate() {
+  const dateString = await execGitCommand(`git log --reverse --format=%cd --date=iso | head -1`);
+  return dateString ? new Date(dateString) : undefined;
+}
+
+/**
+ * Determine the date the storybook was added to the repository
+ *
+ * @param ctx Context The context set when executing the CLI.
+ * @param ctx.options Object standard context options
+ * @param ctx.options.storybookConfigDir Configured Storybook config dir, if set
+ *
+ * @returns Date The date the storybook was added
+ */
+export async function getStorybookCreationDate(ctx: {
+  options: {
+    storybookConfigDir?: Context['options']['storybookConfigDir'];
+  };
+}) {
+  const configDirectory = ctx.options.storybookConfigDir ?? '.storybook';
+  const dateString = await execGitCommand(
+    `git log --follow --reverse --format=%cd --date=iso -- ${configDirectory} | head -1`
+  );
+  return dateString ? new Date(dateString) : undefined;
+}
+
+/**
+ * Determine the number of committers in the last 6 months
+ *
+ * @returns number The number of committers
+ */
+export async function getNumberOfComitters() {
+  const numberString = await execGitCommand(
+    `git shortlog -sn --all --since="6 months ago" | wc -l`
+  );
+  return numberString ? Number.parseInt(numberString, 10) : undefined;
+}
+
+/**
+ * Find the number of files in the git index that include a name with the given prefixes.
+ *
+ * @param nameMatches The names to match - will be matched with upper and lowercase first letter
+ * @param extensions The filetypes to match
+ *
+ * @returns The number of files matching the above
+ */
+export async function getCommittedFileCount(nameMatches: string[], extensions: string[]) {
+  const bothCasesNameMatches = nameMatches.flatMap((match) => [
+    match,
+    [match[0].toUpperCase(), ...match.slice(1)].join(''),
+  ]);
+
+  const globs = bothCasesNameMatches.flatMap((match) =>
+    extensions.map((extension) => `"*${match}*.${extension}"`)
+  );
+
+  const numberString = await execGitCommand(`git ls-files -- ${globs.join(' ')} | wc -l`);
+  return numberString ? Number.parseInt(numberString, 10) : undefined;
+}

node-src/index.test.ts

@@ -311,6 +311,10 @@ vi.mock('./git/git', () => ({
   getUncommittedHash: () => Promise.resolve('abc123'),
   getUserEmail: () => Promise.resolve('test@test.com'),
   mergeQueueBranchMatch: () => Promise.resolve(undefined),
+  getRepositoryCreationDate: () => Promise.resolve(new Date('2024-11-01')),
+  getStorybookCreationDate: () => Promise.resolve(new Date('2025-11-01')),
+  getNumberOfComitters: () => Promise.resolve(17),
+  getCommittedFileCount: () => Promise.resolve(100),
 }));
 
 vi.mock('./git/getParentCommits', () => ({
@@ -322,6 +326,8 @@ const getSlug = vi.mocked(git.getSlug);
 
 vi.mock('./lib/emailHash');
 
+vi.mock('./lib/getHasRouter');
+
 vi.mock('./lib/getFileHashes', () => ({
   getFileHashes: (files: string[]) =>
     Promise.resolve(Object.fromEntries(files.map((f) => [f, 'hash']))),

node-src/lib/getHasRouter.test.ts

@@ -0,0 +1,29 @@
+import { expect, it } from 'vitest';
+
+import { getHasRouter } from './getHasRouter';
+
+it('returns true if there is a routing package in package.json', async () => {
+  expect(
+    getHasRouter({
+      dependencies: {
+        react: '^18',
+        'react-dom': '^18',
+        'react-router': '^6',
+      },
+    })
+  ).toBe(true);
+});
+
+it('sreturns false if there is a routing package in package.json dependenices', async () => {
+  expect(
+    getHasRouter({
+      dependencies: {
+        react: '^18',
+        'react-dom': '^18',
+      },
+      devDependencies: {
+        'react-router': '^6',
+      },
+    })
+  ).toBe(false);
+});

node-src/lib/getHasRouter.ts

@@ -0,0 +1,38 @@
+import type { Context } from '../types';
+
+const routerPackages = new Set([
+  'react-router',
+  'react-router-dom',
+  'remix',
+  '@tanstack/react-router',
+  'expo-router',
+  '@reach/router',
+  'react-easy-router',
+  '@remix-run/router',
+  'wouter',
+  'wouter-preact',
+  'preact-router',
+  'vue-router',
+  'unplugin-vue-router',
+  '@angular/router',
+  '@solidjs/router',
+
+  // metaframeworks that imply routing
+  'next',
+  'react-scripts',
+  'gatsby',
+  'nuxt',
+  '@sveltejs/kit',
+]);
+
+/**
+ * @param packageJson The package JSON of the project (from context)
+ *
+ * @returns boolean Does this project use a routing package?
+ */
+export function getHasRouter(packageJson: Context['packageJson']) {
+  // NOTE: we just check real dependencies; if it is in dev dependencies, it may just be an example
+  return Object.keys(packageJson?.dependencies ?? {}).some((depName) =>
+    routerPackages.has(depName)
+  );
+}

node-src/tasks/gitInfo.test.ts

@@ -5,22 +5,29 @@ import { getChangedFilesWithReplacement as getChangedFilesWithReplacementUnmocke
 import * as getCommitInfo from '../git/getCommitAndBranch';
 import { getParentCommits as getParentCommitsUnmocked } from '../git/getParentCommits';
 import * as git from '../git/git';
+import { getHasRouter as getHasRouterUnmocked } from '../lib/getHasRouter';
 import { setGitInfo } from './gitInfo';
 
 vi.mock('../git/getCommitAndBranch');
 vi.mock('../git/git');
 vi.mock('../git/getParentCommits');
 vi.mock('../git/getBaselineBuilds');
 vi.mock('../git/getChangedFilesWithReplacement');
+vi.mock('../lib/getHasRouter');
 
 const getCommitAndBranch = vi.mocked(getCommitInfo.default);
 const getChangedFilesWithReplacement = vi.mocked(getChangedFilesWithReplacementUnmocked);
 const getSlug = vi.mocked(git.getSlug);
 const getVersion = vi.mocked(git.getVersion);
 const getUserEmail = vi.mocked(git.getUserEmail);
+const getRepositoryCreationDate = vi.mocked(git.getRepositoryCreationDate);
+const getStorybookCreationDate = vi.mocked(git.getStorybookCreationDate);
+const getNumberOfComitters = vi.mocked(git.getNumberOfComitters);
+const getCommittedFileCount = vi.mocked(git.getCommittedFileCount);
 const getUncommittedHash = vi.mocked(git.getUncommittedHash);
 const getBaselineBuilds = vi.mocked(getBaselineBuildsUnmocked);
 const getParentCommits = vi.mocked(getParentCommitsUnmocked);
+const getHasRouter = vi.mocked(getHasRouterUnmocked);
 
 const log = { info: vi.fn(), warn: vi.fn(), debug: vi.fn() };
 
@@ -47,6 +54,12 @@ beforeEach(() => {
   getVersion.mockResolvedValue('Git v1.0.0');
   getUserEmail.mockResolvedValue('user@email.com');
   getSlug.mockResolvedValue('user/repo');
+  getRepositoryCreationDate.mockResolvedValue(new Date('2024-11-01'));
+  getStorybookCreationDate.mockResolvedValue(new Date('2025-11-01'));
+  getNumberOfComitters.mockResolvedValue(17);
+  getCommittedFileCount.mockResolvedValue(100);
+  getHasRouter.mockReturnValue(true);
+
   client.runQuery.mockReturnValue({ app: { isOnboarding: false } });
 });
 
@@ -164,4 +177,16 @@ describe('setGitInfo', () => {
     await setGitInfo(ctx, {} as any);
     expect(ctx.git.branch).toBe('repo');
   });
+
+  it('sets projectMetadata on context', async () => {
+    const ctx = { log, options: { isLocalBuild: true }, client } as any;
+    await setGitInfo(ctx, {} as any);
+    expect(ctx.projectMetadata).toMatchObject({
+      hasRouter: true,
+      creationDate: new Date('2024-11-01'),
+      storybookCreationDate: new Date('2025-11-01'),
+      numberOfCommitters: 17,
+      numberOfAppFiles: 100,
+    });
+  });
 });

node-src/tasks/gitInfo.ts

@@ -4,7 +4,17 @@ import { getBaselineBuilds } from '../git/getBaselineBuilds';
 import { getChangedFilesWithReplacement } from '../git/getChangedFilesWithReplacement';
 import getCommitAndBranch from '../git/getCommitAndBranch';
 import { getParentCommits } from '../git/getParentCommits';
-import { getSlug, getUncommittedHash, getUserEmail, getVersion } from '../git/git';
+import {
+  getCommittedFileCount,
+  getNumberOfComitters,
+  getRepositoryCreationDate,
+  getSlug,
+  getStorybookCreationDate,
+  getUncommittedHash,
+  getUserEmail,
+  getVersion,
+} from '../git/git';
+import { getHasRouter } from '../lib/getHasRouter';
 import { exitCodes, setExitCode } from '../lib/setExitCode';
 import { createTask, transitionTo } from '../lib/tasks';
 import { isPackageMetadataFile, matchesFile } from '../lib/utils';
@@ -87,6 +97,14 @@ export const setGitInfo = async (ctx: Context, task: Task) => {
     ...commitAndBranchInfo,
   };
 
+  ctx.projectMetadata = {
+    hasRouter: getHasRouter(ctx.packageJson),
+    creationDate: await getRepositoryCreationDate(),
+    storybookCreationDate: await getStorybookCreationDate(ctx),
+    numberOfCommitters: await getNumberOfComitters(),
+    numberOfAppFiles: await getCommittedFileCount(['page', 'screen'], ['js', 'jsx', 'ts', 'tsx']),
+  };
+
   if (isLocalBuild && !ctx.git.gitUserEmail) {
     throw new Error(gitUserEmailNotFound());
   }

node-src/tasks/initialize.ts

@@ -107,6 +107,7 @@ export const announceBuild = async (ctx: Context) => {
         storybookAddons: ctx.storybook.addons,
         storybookVersion: ctx.storybook.version,
         storybookViewLayer: ctx.storybook.viewLayer,
+        projectMetadata: ctx.projectMetadata,
       },
     },
     { retries: 3 }

node-src/tasks/storybookInfo.test.ts

@@ -12,7 +12,7 @@ describe('storybookInfo', () => {
     const storybook = { version: '1.0.0', viewLayer: 'react', addons: [] };
     getStorybookInfo.mockResolvedValue(storybook);
 
-    const ctx = {} as any;
+    const ctx = { packageJson: {} } as any;
     await setStorybookInfo(ctx);
     expect(ctx.storybook).toEqual(storybook);
   });

node-src/types.ts

@@ -250,6 +250,13 @@ export interface Context {
     };
     mainConfigFilePath?: string;
   };
+  projectMetadata: {
+    hasRouter?: boolean;
+    creationDate?: Date;
+    storybookCreationDate?: Date;
+    numberOfCommitters?: number;
+    numberOfAppFiles?: number;
+  };
   storybookUrl?: string;
   announcedBuild: {
     id: string;