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

MODELS=("gemma4:e2b" "gemma4:e4b" "gemma4:26b-a4b")
PROMPT="Explica qué es un pipeline de MLOps en 3 pasos"
OUT="gemma4_rocm_bench.md"

printf "| Modelo | tok/s (gen) | Duración | tok/s (prompt) | Fallback CPU/RAM | Estado |\n|--------|-------------|----------|----------------|------------------|--------|\n" > "$OUT"

for m in "${MODELS[@]}"; do
    echo ">>> Descargando $m..."
    if ! ollama pull "$m" >/dev/null 2>&1; then
        echo "[SKIP] $m no existe en el registro."
        printf "| %s | N/A | N/A | N/A | N/A | Tag inválido |\n" "$m" >> "$OUT"
        continue
    fi

    echo ">>> Ejecutando $m..."
    raw=$(ollama run "$m" "$PROMPT" --verbose 2>&1) || true

    tok_s=$(echo "$raw" | grep -i "eval rate:" | awk '{print $3}')
    dur=$(echo "$raw" | grep -i "eval duration:" | awk '{print $3}')
    p_tok=$(echo "$raw" | grep -i "prompt eval rate:" | awk '{print $4}')
    cpu_fall=$(echo "$raw" | grep -ic "offload\|system\|cpu" || true)

    st="GPU"
    [[ $cpu_fall -gt 0 ]] && st="Partial/CPU"
    [[ -z $tok_s ]] && { st="Fallo/Timeout"; tok_s="0"; dur="0"; p_tok="0"; }

    printf "| %s | %s | %s | %s | %s | %s |\n" "$m" "${tok_s}" "${dur}" "${p_tok}" "$([ $cpu_fall -gt 0 ] && echo "Sí" || echo "No")" "$st" >> "$OUT"
    echo "[OK] $m -> ${tok_s} tok/s"
done

echo -e "\nResultados guardados en $OUT"
cat "$OUT"