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Add archived parameter to filter out old markets from 2020-2021 #18

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Add archived parameter to filter out old markets from 2020-2021 #18

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25 changes: 23 additions & 2 deletions src/polymarket_mcp/server.py
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Original file line number Diff line number Diff line change
Expand Up @@ -104,6 +104,11 @@ async def handle_list_tools() -> list[types.Tool]:
"description": "Filter by closed markets",
"default": False,
},
"archived": {
"type": "boolean",
"description": "Filter by archived markets (set to false to exclude old markets)",
"default": False,
},
"limit": {
"type": "integer",
"description": "Number of markets to return (default: 10)",
Expand Down Expand Up @@ -394,7 +399,7 @@ async def handle_call_tool(
Tools can fetch prediction market data and notify clients of changes.
"""
if not arguments:
return [types.TextContent(type="text", text="Missing arguments for the request")]
arguments = {}

try:
# Wrap all tool calls in a timeout to prevent Claude from timing out first
Expand All @@ -420,9 +425,21 @@ async def execute_tool():
# Handle active/closed filters
if arguments.get("active") is not None:
params["active"] = arguments.get("active")
else:
# Default to active markets if not specified
if "closed" not in arguments:
params["active"] = True

if arguments.get("closed") is not None:
params["closed"] = arguments.get("closed")

# Handle archived filter - this is the key fix!
if arguments.get("archived") is not None:
params["archived"] = arguments.get("archived")
else:
# Default to excluding archived markets
params["archived"] = False

# Handle pagination
params["limit"] = arguments.get("limit", 10)
params["offset"] = arguments.get("offset", 0)
Expand All @@ -435,7 +452,11 @@ async def execute_tool():
if not markets_data:
# Try with minimal parameters if full params fail
print(f"[DEBUG] First attempt failed, trying minimal params", file=sys.stderr)
minimal_params = {"limit": params["limit"]}
minimal_params = {
"active": True,
"archived": False,
"limit": params["limit"]
}
markets_data = await fetch_gamma_markets(minimal_params)

if not markets_data:
Expand Down