#!/usr/bin/env bash
# args_json: {"type":"object","required":["prompt"],"properties":{"prompt":{"type":"string","description":"Task prompt for the subagent"},"name":{"type":"string","description":"Subagent display name (optional)"},"profile":{"type":"string","description":"Agent profile (optional, default: default)"},"backend":{"type":"string","description":"Backend (optional)"},"model":{"type":"string","description":"Model (optional)"},"cwd":{"type":"string","description":"Working directory (optional, default: current)"},"parent":{"type":"string","description":"Parent agent ID (internal, auto-filled)"}}}
# ollie:prompt
# ## subagent_spawn
#
# Spawn a sub-agent with a task. Blocks until the sub-agent completes and returns its reply.
# The sub-agent gets its own context window and tool access. It is destroyed when done.
#
# ```
# subagent_spawn(prompt="fix the failing tests in auth/")
# subagent_spawn(prompt="implement the login page", cwd="$PWD", model="sonnet")
# ```
#
# Multiple subagent_spawn calls in the same turn run in parallel automatically.
# ollie:end
# ollie:scope read
# ollie:tier hot
set -euo pipefail

source "$(dirname "$0")/_lib/args.sh"

prompt_text=$(arg_require "prompt")
name=$(arg_get "name" "")
profile=$(arg_get "profile" "default")
backend=$(arg_get "backend" "")
model=$(arg_get "model" "")
cwd=$(arg_get "cwd" "$(pwd)")
parent=$(arg_get "parent" "${OLLIE_UNAME:-}")

# Escape newlines in prompt for the key=value wire format.
escaped_prompt=$(printf '%s' "$prompt_text" | sed 's/\\/\\\\/g; s/$/\\n/' | tr -d '\n' | sed 's/\\n$//')

# Build the payload.
payload="cwd=${cwd}
profile=${profile}
timeout=600
prompt=${escaped_prompt}"

[ -n "$parent" ] && payload="${payload}
parent=${parent}"
[ -n "$name" ] && payload="${payload}
name=${name}"
[ -n "$backend" ] && payload="${payload}
backend=${backend}"
[ -n "$model" ] && payload="${payload}
model=${model}"

# rdwr to agent/new: blocks until sub-agent completes, returns reply.
printf '%s\n' "$payload" | ollie-9p rdwr "session/${OLLIE_SESSION_ID}/agent/new"