chore: import upstream snapshot with attribution

apps/sim/tools/polymarket/get_orderbook.ts

@@ -0,0 +1,113 @@
+import type { PolymarketOrderBook } from '@/tools/polymarket/types'
+import { buildClobUrl, handlePolymarketError } from '@/tools/polymarket/types'
+import type { ToolConfig } from '@/tools/types'
+
+export interface PolymarketGetOrderbookParams {
+  tokenId: string // The token ID (CLOB token ID from market)
+}
+
+export interface PolymarketGetOrderbookResponse {
+  success: boolean
+  output: {
+    orderbook: PolymarketOrderBook
+  }
+}
+
+export const polymarketGetOrderbookTool: ToolConfig<
+  PolymarketGetOrderbookParams,
+  PolymarketGetOrderbookResponse
+> = {
+  id: 'polymarket_get_orderbook',
+  name: 'Get Orderbook from Polymarket',
+  description: 'Retrieve the order book summary for a specific token',
+  version: '1.0.0',
+
+  params: {
+    tokenId: {
+      type: 'string',
+      required: true,
+      description:
+        'The CLOB token ID from market clobTokenIds array (e.g., "71321045679252212594626385532706912750332728571942532289631379312455583992563").',
+      visibility: 'user-or-llm',
+    },
+  },
+
+  request: {
+    url: (params) => {
+      const queryParams = new URLSearchParams()
+      queryParams.append('token_id', params.tokenId)
+      return `${buildClobUrl('/book')}?${queryParams.toString()}`
+    },
+    method: 'GET',
+    headers: () => ({
+      'Content-Type': 'application/json',
+    }),
+  },
+
+  transformResponse: async (response: Response) => {
+    const data = await response.json()
+
+    if (!response.ok) {
+      handlePolymarketError(data, response.status, 'get_orderbook')
+    }
+
+    const orderbook: PolymarketOrderBook = {
+      market: data.market ?? '',
+      asset_id: data.asset_id ?? '',
+      hash: data.hash ?? '',
+      timestamp: data.timestamp ?? '',
+      bids: data.bids ?? [],
+      asks: data.asks ?? [],
+      min_order_size: data.min_order_size ?? '0',
+      tick_size: data.tick_size ?? '0',
+      neg_risk: data.neg_risk ?? false,
+      last_trade_price: String(data.last_trade_price ?? ''),
+    }
+
+    return {
+      success: true,
+      output: {
+        orderbook,
+      },
+    }
+  },
+
+  outputs: {
+    orderbook: {
+      type: 'object',
+      description: 'Order book with bids and asks arrays',
+      properties: {
+        market: { type: 'string', description: 'Market identifier' },
+        asset_id: { type: 'string', description: 'Asset token ID' },
+        hash: { type: 'string', description: 'Order book hash' },
+        timestamp: { type: 'string', description: 'Timestamp' },
+        bids: {
+          type: 'array',
+          description: 'Bid orders',
+          items: {
+            type: 'object',
+            properties: {
+              price: { type: 'string', description: 'Bid price' },
+              size: { type: 'string', description: 'Bid size' },
+            },
+          },
+        },
+        asks: {
+          type: 'array',
+          description: 'Ask orders',
+          items: {
+            type: 'object',
+            properties: {
+              price: { type: 'string', description: 'Ask price' },
+              size: { type: 'string', description: 'Ask size' },
+            },
+          },
+        },
+        min_order_size: { type: 'string', description: 'Minimum order size' },
+        tick_size: { type: 'string', description: 'Tick size' },
+        neg_risk: { type: 'boolean', description: 'Whether negative risk' },
+        last_trade_price: { type: 'string', description: 'Last trade price' },
+      },
+    },
+  },
+}