#!/usr/bin/env bash
# Maze FTLE diagnostics (att+rope, math SDP backend). Final checkpoint first (answers the
# headline separation question), then two more for an evolution view. Waits for a GPU.
set -o pipefail
cd /home/yurenh2/rrm/research/flossing
source /home/yurenh2/miniconda3/etc/profile.d/conda.sh
conda activate rrm

CKPT_ROOT=/home/yurenh2/rrm/trm/checkpoints/maze-30x30-hard-1k-ACT-torch/pretrain_att_maze30x30_2gpu_gbs384
OUTDIR=analysis_2x2/maze; mkdir -p "$OUTDIR"
STATUS="$OUTDIR/queue_status.log"
log(){ echo "[$(date '+%Y-%m-%d %H:%M:%S')] $*" >> "$STATUS"; }
free_gpu(){ nvidia-smi --query-gpu=index,utilization.gpu,memory.used --format=csv,noheader,nounits \
  | awk -F', ' '$2<25 && $3<6000 {print $1; exit}'; }

log "maze diag queue started (n=512, batch 2, math SDP; final ckpt first)"
DEADLINE=$(( $(date +%s) + 12*3600 )); GPU=""
while true; do
  g1="$(free_gpu)"; if [[ -n "$g1" ]]; then sleep 60; g2="$(free_gpu)"; [[ "$g2" == "$g1" ]] && GPU="$g1" && break; fi
  if (( $(date +%s) > DEADLINE )); then
    GPU="$(nvidia-smi --query-gpu=index,memory.used --format=csv,noheader,nounits | sort -t, -k2 -n | head -1 | cut -d, -f1)"
    log "12h fallback: GPU $GPU"; break; fi
  sleep 300
done
log "claimed GPU $GPU"; export CUDA_VISIBLE_DEVICES="$GPU"

for CK in step_130200 step_65100 step_26040; do
  OUT="$OUTDIR/maze_${CK}_n512.npz"
  [[ -f "$OUT" ]] && { log "skip $CK"; continue; }
  log "start $CK"
  if python diagnose_trm_joint_maze.py --ckpt-root "$CKPT_ROOT" --ckpt-name "$CK" \
       --n-samples 512 --batch-size 2 --k-lyap 8 --t-ons 1 --seed 0 \
       --out "$OUT" > "$OUTDIR/${CK}.log" 2>&1; then
    acc=$(grep -oE "acc=[0-9.]+" "$OUTDIR/${CK}.log" | tail -1)
    log "done $CK ($acc)"
  else
    log "FAILED $CK (see $OUTDIR/${CK}.log)"
  fi
done
log "maze diag queue finished"