chore: import upstream snapshot with attribution

apps/sim/tools/reddit/subscribe.ts

@@ -0,0 +1,105 @@
+import type { RedditSubscribeParams, RedditWriteResponse } from '@/tools/reddit/types'
+import { normalizeSubreddit } from '@/tools/reddit/utils'
+import type { ToolConfig } from '@/tools/types'
+
+export const subscribeTool: ToolConfig<RedditSubscribeParams, RedditWriteResponse> = {
+  id: 'reddit_subscribe',
+  name: 'Subscribe/Unsubscribe from Subreddit',
+  description: 'Subscribe or unsubscribe from a subreddit',
+  version: '1.0.0',
+
+  oauth: {
+    required: true,
+    provider: 'reddit',
+  },
+
+  params: {
+    accessToken: {
+      type: 'string',
+      required: true,
+      visibility: 'hidden',
+      description: 'Access token for Reddit API',
+    },
+    subreddit: {
+      type: 'string',
+      required: true,
+      visibility: 'user-or-llm',
+      description:
+        'The subreddit to subscribe to or unsubscribe from (e.g., "technology", "programming")',
+    },
+    action: {
+      type: 'string',
+      required: true,
+      visibility: 'user-or-llm',
+      description: 'Action to perform: "sub" to subscribe or "unsub" to unsubscribe',
+    },
+  },
+
+  request: {
+    url: () => 'https://oauth.reddit.com/api/subscribe',
+    method: 'POST',
+    headers: (params: RedditSubscribeParams) => {
+      if (!params.accessToken) {
+        throw new Error('Access token is required for Reddit API')
+      }
+
+      return {
+        Authorization: `Bearer ${params.accessToken}`,
+        'User-Agent': 'sim-studio/1.0 (https://github.com/simstudioai/sim)',
+        'Content-Type': 'application/x-www-form-urlencoded',
+      }
+    },
+    body: (params: RedditSubscribeParams) => {
+      if (!['sub', 'unsub'].includes(params.action)) {
+        throw new Error('action must be "sub" or "unsub"')
+      }
+
+      const subreddit = normalizeSubreddit(params.subreddit)
+
+      const formData = new URLSearchParams({
+        action: params.action,
+        sr_name: subreddit,
+      })
+
+      return formData.toString()
+    },
+  },
+
+  transformResponse: async (response: Response, requestParams?: RedditSubscribeParams) => {
+    await response.json().catch(() => ({}))
+
+    if (response.ok) {
+      const actionText =
+        requestParams?.action === 'sub'
+          ? `subscribed to r/${requestParams?.subreddit || 'subreddit'}`
+          : `unsubscribed from r/${requestParams?.subreddit || 'subreddit'}`
+
+      return {
+        success: true,
+        output: {
+          success: true,
+          message: `Successfully ${actionText}`,
+        },
+      }
+    }
+
+    return {
+      success: false,
+      output: {
+        success: false,
+        message: 'Failed to update subscription',
+      },
+    }
+  },
+
+  outputs: {
+    success: {
+      type: 'boolean',
+      description: 'Whether the subscription action was successful',
+    },
+    message: {
+      type: 'string',
+      description: 'Success or error message',
+    },
+  },
+}