chore: import upstream snapshot with attribution

apps/sim/tools/polymarket/get_markets.ts

@@ -0,0 +1,130 @@
+import type { PolymarketMarket, PolymarketPaginationParams } from '@/tools/polymarket/types'
+import { buildGammaUrl, handlePolymarketError } from '@/tools/polymarket/types'
+import type { ToolConfig } from '@/tools/types'
+
+export interface PolymarketGetMarketsParams extends PolymarketPaginationParams {
+  closed?: string
+  order?: string
+  ascending?: string
+  tagId?: string
+}
+
+export interface PolymarketGetMarketsResponse {
+  success: boolean
+  output: {
+    markets: PolymarketMarket[]
+  }
+}
+
+export const polymarketGetMarketsTool: ToolConfig<
+  PolymarketGetMarketsParams,
+  PolymarketGetMarketsResponse
+> = {
+  id: 'polymarket_get_markets',
+  name: 'Get Markets from Polymarket',
+  description: 'Retrieve a list of prediction markets from Polymarket with optional filtering',
+  version: '1.0.0',
+
+  params: {
+    closed: {
+      type: 'string',
+      required: false,
+      description: 'Filter by closed status (true/false). Use false for open markets only.',
+      visibility: 'user-or-llm',
+    },
+    order: {
+      type: 'string',
+      required: false,
+      description: 'Sort field (e.g., volumeNum, liquidityNum, startDate, endDate, createdAt)',
+      visibility: 'user-or-llm',
+    },
+    ascending: {
+      type: 'string',
+      required: false,
+      description: 'Sort direction (true for ascending, false for descending)',
+      visibility: 'user-or-llm',
+    },
+    tagId: {
+      type: 'string',
+      required: false,
+      description: 'Filter by tag ID',
+      visibility: 'user-or-llm',
+    },
+    limit: {
+      type: 'string',
+      required: false,
+      description: 'Number of results per page (e.g., "25"). Max: 50.',
+      visibility: 'user-or-llm',
+    },
+    offset: {
+      type: 'string',
+      required: false,
+      description: 'Number of results to skip for pagination (e.g., "50").',
+      visibility: 'user-or-llm',
+    },
+  },
+
+  request: {
+    url: (params) => {
+      const queryParams = new URLSearchParams()
+      if (params.closed) queryParams.append('closed', params.closed)
+      if (params.order) queryParams.append('order', params.order)
+      if (params.ascending) queryParams.append('ascending', params.ascending)
+      if (params.tagId) queryParams.append('tag_id', params.tagId)
+      queryParams.append('limit', params.limit || '50')
+      if (params.offset) queryParams.append('offset', params.offset)
+
+      const url = buildGammaUrl('/markets')
+      return `${url}?${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_markets')
+    }
+
+    // Response is an array of markets
+    const markets = Array.isArray(data) ? data : []
+
+    return {
+      success: true,
+      output: {
+        markets,
+      },
+    }
+  },
+
+  outputs: {
+    markets: {
+      type: 'array',
+      description: 'Array of market objects',
+      items: {
+        type: 'object',
+        properties: {
+          id: { type: 'string', description: 'Market ID' },
+          question: { type: 'string', description: 'Market question' },
+          conditionId: { type: 'string', description: 'Condition ID' },
+          slug: { type: 'string', description: 'Market slug' },
+          endDate: { type: 'string', description: 'End date' },
+          image: { type: 'string', description: 'Market image URL' },
+          outcomes: { type: 'string', description: 'Outcomes JSON string' },
+          outcomePrices: { type: 'string', description: 'Outcome prices JSON string' },
+          volume: { type: 'string', description: 'Total volume' },
+          liquidity: { type: 'string', description: 'Total liquidity' },
+          active: { type: 'boolean', description: 'Whether market is active' },
+          closed: { type: 'boolean', description: 'Whether market is closed' },
+          volumeNum: { type: 'number', description: 'Volume as number' },
+          liquidityNum: { type: 'number', description: 'Liquidity as number' },
+          clobTokenIds: { type: 'array', description: 'CLOB token IDs' },
+        },
+      },
+    },
+  },
+}