#!/usr/bin/env bash
# Shared paths for self-contained evaluation under release/evaluation/.
# Source from baselines: source "$(dirname "$0")/../scripts/eval_common.sh"

if [ -z "${EVAL_COMMON_LOADED:-}" ]; then
  EVAL_COMMON_LOADED=1

  _EVAL_SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
  EVAL_ROOT="$(cd "${_EVAL_SCRIPT_DIR}/.." && pwd)"
  export EVAL_ROOT

  if [ -f "${EVAL_ROOT}/env.local.sh" ]; then
    # shellcheck source=/dev/null
    source "${EVAL_ROOT}/env.local.sh"
  fi

  if [ -z "${EVAL_DEPS_ROOT:-}" ]; then
    if [ -d "${EVAL_ROOT}/deps/VBench" ]; then
      EVAL_DEPS_ROOT="${EVAL_ROOT}/deps"
    elif [ -d "${EVAL_ROOT}/../../../evaluations/VBench" ]; then
      EVAL_DEPS_ROOT="$(cd "${EVAL_ROOT}/../../../evaluations" && pwd)"
    fi
  fi
  export EVAL_DEPS_ROOT

  export BENCHMARKS_DIR="${EVAL_ROOT}/benchmarks"
  export DATASETS_PORTABLE="${BENCHMARKS_DIR}/datasets_portable"
  export DATASETS_DIR="${BENCHMARKS_DIR}/datasets"
  export MANIFESTS_DIR="${BENCHMARKS_DIR}/manifests"
  export ASSETS_DIR="${BENCHMARKS_DIR}/assets"
  export VIDEOS_DIR="${EVAL_ROOT}/videos"
  export RESULTS_DIR="${EVAL_ROOT}/results"
fi

eval_set_benchmark() {
  local bench="$1" method="$2"
  if [ -z "${bench}" ] || [ -z "${method}" ]; then
    echo "[eval_common] usage: eval_set_benchmark <crosstest|AC|homa> <method>" >&2
    return 1
  fi

  export EVAL_BENCHMARK="${bench}"
  export EVAL_METHOD="${method}"

  export VIDEO_PATH="${VIDEO_PATH:-${VIDEOS_DIR}/${bench}/${method}}"
  export OUTPUT_DIR="${OUTPUT_DIR:-${RESULTS_DIR}/${bench}/${method}_eval}"

  case "${bench}" in
    crosstest)
      export OBJ_DINO_JSON="${OBJ_DINO_JSON:-${MANIFESTS_DIR}/obj_dino_crosstest.json}"
      export TVA_JSON="${TVA_JSON:-${MANIFESTS_DIR}/tva_crosstest.json}"
      export INTERNVL_JSON="${INTERNVL_JSON:-${DATASETS_PORTABLE}/hoi_crosstest_20251107.json}"
      ;;
    AC)
      export OBJ_DINO_JSON="${OBJ_DINO_JSON:-${MANIFESTS_DIR}/obj_dino_AC.json}"
      export TVA_JSON="${TVA_JSON:-${MANIFESTS_DIR}/tva_AC.json}"
      export INTERNVL_JSON="${INTERNVL_JSON:-${DATASETS_PORTABLE}/hoi_AC_test_evalset.json}"
      ;;
    homa)
      export OBJ_DINO_JSON="${OBJ_DINO_JSON:-${MANIFESTS_DIR}/obj_dino_homa.json}"
      export TVA_JSON="${TVA_JSON:-${MANIFESTS_DIR}/tva_homa.json}"
      export INTERNVL_JSON="${INTERNVL_JSON:-${DATASETS_PORTABLE}/hoi_selfcollect_homa1_evalset.json}"
      ;;
    *)
      echo "[eval_common] unknown benchmark: ${bench}" >&2
      return 1
      ;;
  esac

  if [ ! -f "${INTERNVL_JSON}" ]; then
    case "${bench}" in
      crosstest) export INTERNVL_JSON="${DATASETS_DIR}/hoi_crosstest_20251107.json" ;;
      AC) export INTERNVL_JSON="${DATASETS_DIR}/hoi_AC_test_evalset.json" ;;
      homa) export INTERNVL_JSON="${DATASETS_DIR}/hoi_selfcollect_homa1_evalset.json" ;;
    esac
    echo "[eval_common] warn: portable JSON missing, using ${INTERNVL_JSON}" >&2
  fi
}