#!/usr/bin/env bash
set -Eeuo pipefail

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
SHARD_COUNT="${SHARD_COUNT:-16}"
START_INDEX="${START_INDEX:-0}"
END_INDEX="${END_INDEX:-$((SHARD_COUNT - 1))}"
DRY_RUN="${DRY_RUN:-false}"

is_true() {
  case "${1:-}" in
    true|TRUE|1|yes|YES|y|Y) return 0 ;;
    *) return 1 ;;
  esac
}

for shard_index in $(seq "$START_INDEX" "$END_INDEX"); do
  yaml_path="${SCRIPT_DIR}/vbench2_generate_shard_${shard_index}.yaml"
  if [[ ! -f "$yaml_path" ]]; then
    echo "[ERROR] Missing YAML: $yaml_path" >&2
    exit 1
  fi

  cmd=(snap_rutils cluster run -s "$yaml_path" -y)
  echo "[submit] ${cmd[*]}"
  if ! is_true "$DRY_RUN"; then
    "${cmd[@]}"
  fi
done