#!/usr/bin/env python3
# ollie:parallel read
# description: Get completions at cursor position from the language server.
# Args: <file> <line> <col>

import os
import sys
sys.path.insert(0, os.path.join(os.environ['OLLIE'], 's', os.environ['OLLIE_SESSION_ID'], 't'))

from _lib.lsp.client import request

if len(sys.argv) < 4:
    print("usage: lsp_completion <file> <line> <col>")
    sys.exit(1)

filepath = os.path.abspath(sys.argv[1])
line = int(sys.argv[2]) - 1
col = int(sys.argv[3]) - 1

result = request("completion", file=filepath, line=line, col=col)

if not result:
    sys.exit(0)

items = result.get("items", result) if isinstance(result, dict) else result
if not isinstance(items, list):
    sys.exit(0)

for item in items[:20]:
    label = item.get("label", "")
    detail = item.get("detail", "")
    if detail:
        print(f"{label}\t{detail}")
    else:
        print(label)