chore: import upstream snapshot with attribution

apps/sim/tools/ahrefs/referring_domains.ts

@@ -0,0 +1,123 @@
+import type {
+  AhrefsReferringDomainsParams,
+  AhrefsReferringDomainsResponse,
+} from '@/tools/ahrefs/types'
+import type { ToolConfig } from '@/tools/types'
+
+const SELECT_FIELDS = 'domain,domain_rating,links_to_target,dofollow_links,first_seen,last_seen'
+
+export const referringDomainsTool: ToolConfig<
+  AhrefsReferringDomainsParams,
+  AhrefsReferringDomainsResponse
+> = {
+  id: 'ahrefs_referring_domains',
+  name: 'Ahrefs Referring Domains',
+  description:
+    'Get a list of domains that link to a target domain or URL. Returns unique referring domains with their domain rating, backlink counts, and discovery dates.',
+  version: '1.0.0',
+
+  params: {
+    target: {
+      type: 'string',
+      required: true,
+      visibility: 'user-or-llm',
+      description:
+        'The target domain or URL to analyze. Example: "example.com" or "https://example.com/page"',
+    },
+    mode: {
+      type: 'string',
+      required: false,
+      visibility: 'user-or-llm',
+      description:
+        'Analysis mode: domain (entire domain), prefix (URL prefix), subdomains (include all subdomains, default), exact (exact URL match). Example: "domain"',
+    },
+    history: {
+      type: 'string',
+      required: false,
+      visibility: 'user-or-llm',
+      description:
+        'Historical scope: "live" (currently live), "all_time" (default, includes lost domains), or "since:YYYY-MM-DD" (domains found since a date).',
+    },
+    limit: {
+      type: 'number',
+      required: false,
+      visibility: 'user-or-llm',
+      description: 'Maximum number of results to return. Example: 50 (default: 1000)',
+    },
+    apiKey: {
+      type: 'string',
+      required: true,
+      visibility: 'user-only',
+      description: 'Ahrefs API Key',
+    },
+  },
+
+  request: {
+    url: (params) => {
+      const url = new URL('https://api.ahrefs.com/v3/site-explorer/refdomains')
+      url.searchParams.set('target', params.target)
+      url.searchParams.set('select', SELECT_FIELDS)
+      if (params.mode) url.searchParams.set('mode', params.mode)
+      url.searchParams.set('history', params.history || 'all_time')
+      if (params.limit) url.searchParams.set('limit', String(params.limit))
+      return url.toString()
+    },
+    method: 'GET',
+    headers: (params) => ({
+      Accept: 'application/json',
+      Authorization: `Bearer ${params.apiKey}`,
+    }),
+  },
+
+  transformResponse: async (response: Response) => {
+    const data = await response.json()
+
+    if (!response.ok) {
+      throw new Error(data.error?.message || data.error || 'Failed to get referring domains')
+    }
+
+    const referringDomains = (data.refdomains || []).map((domain: any) => ({
+      domain: domain.domain || '',
+      domainRating: domain.domain_rating ?? 0,
+      backlinks: domain.links_to_target ?? 0,
+      dofollowBacklinks: domain.dofollow_links ?? 0,
+      firstSeen: domain.first_seen || '',
+      lastVisited: domain.last_seen ?? null,
+    }))
+
+    return {
+      success: true,
+      output: {
+        referringDomains,
+      },
+    }
+  },
+
+  outputs: {
+    referringDomains: {
+      type: 'array',
+      description: 'List of domains linking to the target',
+      items: {
+        type: 'object',
+        properties: {
+          domain: { type: 'string', description: 'The referring domain' },
+          domainRating: { type: 'number', description: 'Domain Rating of the referring domain' },
+          backlinks: {
+            type: 'number',
+            description: 'Total number of backlinks from this domain to the target',
+          },
+          dofollowBacklinks: {
+            type: 'number',
+            description: 'Number of dofollow backlinks from this domain',
+          },
+          firstSeen: { type: 'string', description: 'When the domain was first seen linking' },
+          lastVisited: {
+            type: 'string',
+            description: 'When the domain was last seen linking (null if never re-crawled)',
+            optional: true,
+          },
+        },
+      },
+    },
+  },
+}