#!/usr/bin/env bash
# Compiles and runs all three demos, regenerating docs/output/*.txt.
# Requires JDK 25 (StructuredTaskScope is a preview API through JDK 25/JEP 505).
set -euo pipefail
cd "$(dirname "$0")/.."

mvn -q dependency:build-classpath -Dmdep.outputFile=cp.txt
CP=$(cat cp.txt)

rm -rf target/classes
mkdir -p target/classes docs/output
javac --release 25 --enable-preview -cp "$CP" -d target/classes $(find src -name '*.java')

for demo in Demo1PlainThreadLocal Demo2AsyncVirtualThreads Demo3StructuredConcurrency; do
  num=$(echo "$demo" | grep -o '[0-9]')
  out="docs/output/demo${num}.txt"
  echo "Running $demo -> $out"
  java --enable-preview -cp "target/classes:$CP" "com.ankurm.vt.$demo" | tee "$out"
done