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

PROJECT_DIR="${PROJECT_DIR:-/workspace/KAWK50M}"
REPORT_DIR="${REPORT_DIR:-reports/v2-100m}"
V2_CHECKPOINT="${V2_CHECKPOINT:-runs/kawk50m-v2-100m-5090/checkpoint-00000763}"
V0_CHECKPOINT="${V0_CHECKPOINT:-runs/kawk50m-100m-5090/checkpoint-00000763}"
CLEAN_DIR="${CLEAN_DIR:-data/clean-v2-full}"

cd "${PROJECT_DIR}"
source "${PROJECT_DIR}/.venv/bin/activate"
mkdir -p "${REPORT_DIR}"

if [[ ! -s "${REPORT_DIR}/v0-evaluation.json" ]]; then
  python -m scripts.evaluate \
    --checkpoint "${V0_CHECKPOINT}" \
    --tokenizer-dir artifacts/tokenizer-20k-pilot \
    --validation-bin data/tokenized-pilot/validation.bin \
    --sequence-length 1024 \
    --batch-size 32 \
    --eval-batches 20 \
    --max-new-tokens 100 \
    --temperature 0.5 \
    --top-k 25 \
    --top-p 0.9 \
    --repetition-penalty 1.2 \
    --seed 42 \
    > "${REPORT_DIR}/v0-evaluation.json"
fi

if [[ ! -s "${REPORT_DIR}/v2-byte-evaluation.json" ]]; then
  python -m scripts.evaluate_text \
    --checkpoint "${V2_CHECKPOINT}" \
    --input "${CLEAN_DIR}/validation-*.jsonl" \
    --max-documents 500 \
    > "${REPORT_DIR}/v2-byte-evaluation.json"
fi

if [[ ! -s "${REPORT_DIR}/v0-byte-evaluation.json" ]]; then
  python -m scripts.evaluate_text \
    --checkpoint "${V0_CHECKPOINT}" \
    --tokenizer-dir artifacts/tokenizer-20k-pilot \
    --input "${CLEAN_DIR}/validation-*.jsonl" \
    --max-documents 500 \
    > "${REPORT_DIR}/v0-byte-evaluation.json"
fi

echo "KAWK50M v0/v2 100M A/B evaluation complete."