#!/usr/bin/env bash
# Start a standard Herdr agent with non-interactive tool approvals.
set -euo pipefail

usage() {
  cat <<'EOF'
用法:
  scripts/herdr-agent-start.sh [--dry-run] <profile> <agent-name> <pane-id>

profile: claude | codex | cursor | antigravity | pi | kimi | cline
标准名称见 .doc/ops/2026-09-13-herdr-agent-roster.md。
EOF
}

dry_run=0
if [[ "${1:-}" == "--dry-run" ]]; then
  dry_run=1
  shift
fi

if [[ $# -ne 3 ]]; then
  usage >&2
  exit 2
fi

profile="$1"
agent_name="$2"
pane_id="$3"
shift 3

case "${profile}" in
  claude)
    kind="claude"
    expected_name="reserve_claude"
    native_args=(--dangerously-skip-permissions)
    ;;
  codex)
    kind="codex"
    expected_name="orchestrator_codex"
    native_args=(--ask-for-approval never --sandbox workspace-write)
    ;;
  cursor)
    kind="cursor"
    expected_name="implementer_cursor"
    native_args=(--force --sandbox enabled --approve-mcps --trust)
    ;;
  antigravity)
    kind="agy"
    expected_name="verifier_antigravity"
    native_args=(--dangerously-skip-permissions --sandbox)
    ;;
  pi)
    kind="pi"
    expected_name="context_pi"
    native_args=(--approve)
    ;;
  kimi)
    kind="kimi"
    expected_name="context_kimi"
    native_args=(--auto)
    ;;
  cline)
    kind="cline"
    expected_name="implementer_cline"
    native_args=(--tui --auto-approve true)
    ;;
  *)
    printf '[错误] 未知 profile: %s\n' "${profile}" >&2
    usage >&2
    exit 2
    ;;
esac

if [[ "${agent_name}" != "${expected_name}" ]]; then
  printf '[错误] profile %s 的标准名称必须是 %s\n' "${profile}" "${expected_name}" >&2
  exit 2
fi

if [[ ! "${pane_id}" =~ ^w[[:alnum:]]+:p[[:alnum:]]+$ ]]; then
  printf '[错误] 非法 pane id: %s\n' "${pane_id}" >&2
  exit 2
fi

command=(herdr agent start "${agent_name}" --kind "${kind}" --pane "${pane_id}" -- "${native_args[@]}")

if [[ ${dry_run} -eq 1 ]]; then
  printf '%q ' "${command[@]}"
  printf '\n'
  exit 0
fi

if [[ "${HERDR_ENV:-}" != "1" ]]; then
  printf '[错误] 当前进程不在 Herdr 管理的 pane 中。\n' >&2
  exit 1
fi

repo_root="$(git rev-parse --show-toplevel 2>/dev/null || true)"
if [[ -z "${repo_root}" || ! -f "${repo_root}/AGENTS.md" || ! -f "${repo_root}/PROJECT.md" ]]; then
  printf '[错误] 必须从 Agent-System 任务 worktree 启动。\n' >&2
  exit 1
fi
branch="$(git branch --show-current)"
if [[ "${branch}" != feature/* && "${branch}" != fix/* ]]; then
  printf '[错误] 自动审批实例只能在 feature/* 或 fix/* 分支启动，当前为 %s。\n' "${branch}" >&2
  exit 1
fi
command -v jq >/dev/null 2>&1 || { printf '[错误] 缺少 jq。\n' >&2; exit 1; }
workspace_id="${pane_id%%:*}"
pane_json="$(herdr pane list --workspace "${workspace_id}")"
target_cwd="$(jq -r --arg pane "${pane_id}" '.result.panes[] | select(.pane_id == $pane) | .cwd' <<<"${pane_json}" | head -n 1)"
if [[ -z "${target_cwd}" || "$(realpath -m "${target_cwd}")" != "$(realpath -m "${repo_root}")" ]]; then
  printf '[错误] 目标 pane 不存在或不在当前任务 worktree: %s\n' "${pane_id}" >&2
  exit 1
fi

exec "${command[@]}"