chore: import upstream snapshot with attribution

apps/sim/app/api/tools/google_calendar/calendars/route.ts

@@ -0,0 +1,147 @@
+import { createLogger } from '@sim/logger'
+import { type NextRequest, NextResponse } from 'next/server'
+import { googleCalendarSelectorContract } from '@/lib/api/contracts/selectors/google'
+import { parseRequest } from '@/lib/api/server'
+import { authorizeCredentialUse } from '@/lib/auth/credential-access'
+import { generateRequestId } from '@/lib/core/utils/request'
+import { withRouteHandler } from '@/lib/core/utils/with-route-handler'
+import { drainGooglePagedList, GooglePageError } from '@/lib/oauth/google-pagination'
+import { getScopesForService } from '@/lib/oauth/utils'
+import { refreshAccessTokenIfNeeded, ServiceAccountTokenError } from '@/app/api/auth/oauth/utils'
+export const dynamic = 'force-dynamic'
+
+const logger = createLogger('GoogleCalendarAPI')
+
+const MAX_CALENDAR_PAGES = 20
+const CALENDAR_PAGE_SIZE = 250
+
+interface CalendarListItem {
+  id: string
+  summary: string
+  description?: string
+  primary?: boolean
+  accessRole: string
+  backgroundColor?: string
+  foregroundColor?: string
+}
+
+interface CalendarListResponse {
+  items?: CalendarListItem[]
+  nextPageToken?: string
+}
+
+/**
+ * Get calendars from Google Calendar
+ */
+export const GET = withRouteHandler(async (request: NextRequest) => {
+  const requestId = generateRequestId()
+  logger.info(`[${requestId}] Google Calendar calendars request received`)
+
+  try {
+    const parsed = await parseRequest(
+      googleCalendarSelectorContract,
+      request,
+      {},
+      {
+        validationErrorResponse: () => {
+          logger.warn(`[${requestId}] Missing credentialId parameter`)
+          return NextResponse.json({ error: 'Credential ID is required' }, { status: 400 })
+        },
+      }
+    )
+    if (!parsed.success) return parsed.response
+
+    const { credentialId } = parsed.data.query
+    const workflowId = parsed.data.query.workflowId || undefined
+    const impersonateEmail = parsed.data.query.impersonateEmail || undefined
+
+    const authz = await authorizeCredentialUse(request, { credentialId, workflowId })
+    if (!authz.ok || !authz.credentialOwnerUserId) {
+      return NextResponse.json({ error: authz.error || 'Unauthorized' }, { status: 403 })
+    }
+
+    const accessToken = await refreshAccessTokenIfNeeded(
+      credentialId,
+      authz.credentialOwnerUserId,
+      requestId,
+      getScopesForService('google-calendar'),
+      impersonateEmail
+    )
+
+    if (!accessToken) {
+      return NextResponse.json({ error: 'Failed to obtain valid access token' }, { status: 401 })
+    }
+
+    logger.info(`[${requestId}] Fetching calendars from Google Calendar API`)
+
+    let calendars: CalendarListItem[]
+    try {
+      const drained = await drainGooglePagedList<CalendarListItem, CalendarListResponse>({
+        buildUrl: (pageToken) => {
+          const url = new URL('https://www.googleapis.com/calendar/v3/users/me/calendarList')
+          url.searchParams.set('maxResults', String(CALENDAR_PAGE_SIZE))
+          if (pageToken) url.searchParams.set('pageToken', pageToken)
+          return url.toString()
+        },
+        fetch: (url) =>
+          fetch(url, {
+            method: 'GET',
+            headers: {
+              Authorization: `Bearer ${accessToken}`,
+              'Content-Type': 'application/json',
+            },
+          }),
+        parseError: (response) =>
+          response
+            .text()
+            .then((text) => JSON.parse(text))
+            .catch(() => ({ error: { message: 'Unknown error' } })),
+        getItems: (body) => body.items,
+        getNextPageToken: (body) => body.nextPageToken,
+        maxPages: MAX_CALENDAR_PAGES,
+        label: 'Google Calendar calendars',
+      })
+      calendars = drained.items
+    } catch (error) {
+      if (error instanceof GooglePageError) {
+        const errorData = error.body as { error?: { message?: string } }
+        logger.error(`[${requestId}] Google Calendar API error`, {
+          status: error.status,
+          error: errorData?.error?.message || 'Failed to fetch calendars',
+        })
+        return NextResponse.json(
+          { error: errorData?.error?.message || 'Failed to fetch calendars' },
+          { status: error.status }
+        )
+      }
+      throw error
+    }
+
+    calendars.sort((a, b) => {
+      if (a.primary && !b.primary) return -1
+      if (!a.primary && b.primary) return 1
+      return a.summary.localeCompare(b.summary)
+    })
+
+    logger.info(`[${requestId}] Successfully fetched ${calendars.length} calendars`)
+
+    return NextResponse.json({
+      calendars: calendars.map((calendar) => ({
+        id: calendar.id,
+        summary: calendar.summary,
+        description: calendar.description,
+        primary: calendar.primary || false,
+        accessRole: calendar.accessRole,
+        backgroundColor: calendar.backgroundColor,
+        foregroundColor: calendar.foregroundColor,
+      })),
+    })
+  } catch (error) {
+    if (error instanceof ServiceAccountTokenError) {
+      logger.warn(`[${requestId}] Service account token error`, { message: error.message })
+      return NextResponse.json({ error: error.message }, { status: 400 })
+    }
+    logger.error(`[${requestId}] Error fetching Google calendars`, error)
+    return NextResponse.json({ error: 'Internal server error' }, { status: 500 })
+  }
+})