78 lines
2.7 KiB
Python
78 lines
2.7 KiB
Python
import subprocess
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import json
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import sys
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class GeminiCliAdapter:
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def __init__(self, binary_path="gemini"):
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self.binary_path = binary_path
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self.last_usage = None
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self.session_id = None
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def send(self, message):
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"""
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Sends a message to the Gemini CLI and processes the streaming JSON output.
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"""
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# On Windows, using shell=True allows executing .cmd/.bat files and
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# handles command strings with arguments more gracefully.
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# We pass the message via stdin to avoid command-line length limits.
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command = f'{self.binary_path} run --output-format stream-json'
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if self.session_id:
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command += f' --resume {self.session_id}'
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print(f"[DEBUG] GeminiCliAdapter: Executing command: {command}")
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accumulated_text = ""
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process = subprocess.Popen(
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command,
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stdin=subprocess.PIPE,
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE,
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text=True,
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shell=True
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)
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try:
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# Send message to stdin and close it
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process.stdin.write(message)
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process.stdin.close()
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# Read stdout line by line
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for line in process.stdout:
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line = line.strip()
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if not line:
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continue
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print(f"[DEBUG] GeminiCliAdapter stdout: {line}")
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try:
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data = json.loads(line)
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msg_type = data.get("type")
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if msg_type == "message":
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# Append message text to results
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accumulated_text += data.get("text", "")
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elif msg_type == "result":
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# Capture final usage and session persistence
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self.last_usage = data.get("usage")
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self.session_id = data.get("session_id")
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elif msg_type in ("status", "tool_use"):
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# Log status/tool_use to stderr for debugging
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sys.stderr.write(f"GeminiCliAdapter [{msg_type}]: {line}\n")
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sys.stderr.flush()
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except json.JSONDecodeError:
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# Skip lines that are not valid JSON
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continue
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process.wait()
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if process.returncode != 0:
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err = process.stderr.read()
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print(f"[DEBUG] GeminiCliAdapter failed with exit code {process.returncode}. stderr: {err}")
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except Exception as e:
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process.kill()
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print(f"[DEBUG] GeminiCliAdapter exception: {e}")
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raise e
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return accumulated_text
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