#!/usr/bin/env python3
path = "/etc/nginx/sites-enabled/weval-consulting"
with open(path, "rb") as f:
    raw = f.read()

# Check if server 1 has @api_error location
# Server 1 goes from line 7 to first "}" after line 33
lines = raw.split(b"\n")

# Line 6 = index 6 (0-indexed line 7)
# Find server 1 close - first standalone "}" after line 33
close_line = None
for i in range(33, 80):  # Look between line 33 and ~80
    if i < len(lines) and lines[i].strip() == b"}":
        close_line = i
        break

print(f"Server 1 close at line: {close_line+1}")

# Check if @api_error is already in server 1 (between lines 7-close_line)
server1 = b"\n".join(lines[6:close_line+1])
if b"location @api_error" in server1:
    print("Server 1 already has @api_error")
    exit(0)

# Insert location @api_error BEFORE close_line
insert = [
    b"",
    b"    # V88: named location @api_error for server 1 (HTTP)",
    b"    location @api_error {",
    b"        default_type application/json;",
    b"        return 503 '{\"ok\":false,\"error\":\"api_error\",\"msg\":\"service temporarily unavailable\"}';",
    b"    }",
    b"",
]

lines = lines[:close_line] + insert + lines[close_line:]
new_raw = b"\n".join(lines)
with open(path, "wb") as f:
    f.write(new_raw)
print(f"Inserted @api_error at line {close_line+1}")
print(f"Size: {len(raw)} → {len(new_raw)}")