chore: import upstream snapshot with attribution

apps/sim/tools/ahrefs/backlinks.ts

@@ -0,0 +1,113 @@
+import type { AhrefsBacklinksParams, AhrefsBacklinksResponse } from '@/tools/ahrefs/types'
+import type { ToolConfig } from '@/tools/types'
+
+const SELECT_FIELDS =
+  'url_from,url_to,anchor,domain_rating_source,is_dofollow,first_seen,last_visited'
+
+export const backlinksTool: ToolConfig<AhrefsBacklinksParams, AhrefsBacklinksResponse> = {
+  id: 'ahrefs_backlinks',
+  name: 'Ahrefs Backlinks',
+  description:
+    'Get a list of backlinks pointing to a target domain or URL. Returns details about each backlink including source URL, anchor text, and domain rating.',
+  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 backlinks), "all_time" (default, includes lost backlinks), or "since:YYYY-MM-DD" (backlinks 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/all-backlinks')
+      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 backlinks')
+    }
+
+    const backlinks = (data.backlinks || []).map((link: any) => ({
+      urlFrom: link.url_from || '',
+      urlTo: link.url_to || '',
+      anchor: link.anchor || '',
+      domainRatingSource: link.domain_rating_source ?? 0,
+      isDofollow: link.is_dofollow ?? false,
+      firstSeen: link.first_seen || '',
+      lastVisited: link.last_visited || '',
+    }))
+
+    return {
+      success: true,
+      output: {
+        backlinks,
+      },
+    }
+  },
+
+  outputs: {
+    backlinks: {
+      type: 'array',
+      description: 'List of backlinks pointing to the target',
+      items: {
+        type: 'object',
+        properties: {
+          urlFrom: { type: 'string', description: 'The URL of the page containing the backlink' },
+          urlTo: { type: 'string', description: 'The URL being linked to' },
+          anchor: { type: 'string', description: 'The anchor text of the link' },
+          domainRatingSource: {
+            type: 'number',
+            description: 'Domain Rating of the linking domain',
+          },
+          isDofollow: { type: 'boolean', description: 'Whether the link is dofollow' },
+          firstSeen: { type: 'string', description: 'When the backlink was first discovered' },
+          lastVisited: { type: 'string', description: 'When the backlink was last checked' },
+        },
+      },
+    },
+  },
+}