2 files changed, 67 insertions, 35 deletions

diff --git a/tools/_util.sh b/tools/_util.sh
index fde4797..a041f2d 100644
--- a/tools/_util.sh
+++ b/tools/_util.sh
@@ -5,15 +5,18 @@ case "$(uname -s)" in
   *) SEP=":" ;;
 esac
 
-MODULES="api service ui-console"
+MODULES="api service ui-console ui-desktop"
 
 DEPS_api=""
 DEPS_service="api"
 DEPS_ui_console="api service"
+DEPS_ui_desktop=""
 
-RUNTIME_LIB_DIRS="pico jaxb gson"
+RUNTIME_LIB_DIRS="pico jaxb gson openjfx"
 
-MAIN_CLASS="market.guess.ui.console.App"
+EXECUTABLES="ui-console ui-desktop"
+MAINCLASS_ui_console="market.guess.ui.console.App"
+MAINCLASS_ui_desktop="market.guess.ui.desktop.Launcher"
 
 JAVA_HOME_DIR=$(java -XshowSettings:properties -version 2>&1 | tr -d '\r' | sed -n 's/^ *java\.home = //p')
 case "$(uname -s)" in
@@ -45,6 +48,24 @@ deps_of() {
   eval "printf '%s' \"\${$v}\""
 }
 
+mainclass_of() {
+  local v="MAINCLASS_$(echo "$1" | tr '-' '_')"
+  eval "printf '%s' \"\${$v}\""
+}
+
+# JAR manifest lines are capped at 72 bytes; a raw "Key: value" line trips
+# `line too long` once enough jars are on the Class-Path (openjfx pushed us
+# over it). Fold per spec: continuation lines start with a single space.
+write_manifest_attr() {
+  local file="$1" line="$2: $3"
+  : >"$file"
+  while [ "${#line}" -gt 72 ]; do
+    printf '%s\n' "${line:0:72}" >>"$file"
+    line=" ${line:72}"
+  done
+  printf '%s\n\n' "$line" >>"$file"
+}
+
 module_cp() {
   local cp=""
   for d in "$@"; do cp="$cp${cp:+$SEP}build/classes/$d"; done
diff --git a/tools/package.sh b/tools/package.sh
index a85ee6c..186dab5 100644
--- a/tools/package.sh
+++ b/tools/package.sh
@@ -22,63 +22,74 @@ for d in $RUNTIME_LIB_DIRS; do
   echo "  lib/$d/ ($n jars)"
 done
 
-echo "=== Generating console manifest ==="
+echo "=== Generating executable manifests ==="
 # Generated from what is actually staged, never hand-maintained. Four silent
 # failure modes: wildcards match nothing; a missing trailing newline makes jar
 # drop the line; paths are relative to this jar; and java -jar ignores -cp, so
 # this line is the entire classpath at runtime.
-MF="$TMP/console-manifest.txt"
-CPLINE=""
-for m in $MODULES; do
-  [ "$m" = ui-console ] && continue
-  CPLINE="$CPLINE${CPLINE:+ }$m.jar"
-done
-for d in $RUNTIME_LIB_DIRS; do
-  for j in "$DIST"/lib/"$d"/*.jar; do
-    [ -f "$j" ] || continue
-    CPLINE="$CPLINE lib/$d/$(basename "$j")"
+for e in $EXECUTABLES; do
+  CPLINE=""
+  for m in $MODULES; do
+    [ "$m" = "$e" ] && continue
+    CPLINE="$CPLINE${CPLINE:+ }$m.jar"
+  done
+  for d in $RUNTIME_LIB_DIRS; do
+    for j in "$DIST"/lib/"$d"/*.jar; do
+      [ -f "$j" ] || continue
+      CPLINE="$CPLINE lib/$d/$(basename "$j")"
+    done
   done
+  write_manifest_attr "$TMP/$e-manifest.txt" "Class-Path" "$CPLINE"
+  echo "  $e: $CPLINE"
 done
-printf 'Class-Path: %s\n\n' "$CPLINE" >"$MF"
-echo "  $CPLINE"
 
 echo "=== Packaging ==="
 for m in $MODULES; do
-  if [ "$m" = ui-console ]; then
-    "$JAR" --create --file "$DIST/$m.jar" \
-      --main-class "$MAIN_CLASS" --manifest "$MF" -C "build/classes/$m" .
-  else
+  case " $EXECUTABLES " in
+  *" $m "*)
+    "$JAR" --create --file "$DIST/$m.jar" --main-class "$(mainclass_of "$m")" \
+      --manifest "$TMP/$m-manifest.txt" -C "build/classes/$m" .
+    ;;
+  *)
     "$JAR" --create --file "$DIST/$m.jar" -C "build/classes/$m" .
-  fi
+    ;;
+  esac
   echo "  $DIST/$m.jar"
 done
 
-cat >"$DIST/run.bat" <<'EOF'
+for e in $EXECUTABLES; do
+  cat >"$DIST/run-${e#ui-}.bat" <<EOF
 @echo off
 cd /d "%~dp0"
-java -jar "%~dp0ui-console.jar"
+java -jar "%~dp0$e.jar"
 if errorlevel 1 pause
 EOF
+done
 
 [ -f README.pdf ] && cp README.pdf "$DIST/"
 
 echo "=== Manifest as it actually landed in the jar ==="
 # Cheapest check that prevents a Level-0: if Main-Class or Class-Path didn't
 # survive, it surfaces here instead of on the grader's machine.
-rm -rf "$TMP/mf" && mkdir -p "$TMP/mf"
-(cd "$TMP/mf" && "$JAR" -xf "$OLDPWD/$DIST/ui-console.jar" META-INF/MANIFEST.MF)
-sed 's/^/  /' "$TMP/mf/META-INF/MANIFEST.MF"
+for e in $EXECUTABLES; do
+  rm -rf "$TMP/mf" && mkdir -p "$TMP/mf"
+  (cd "$TMP/mf" && "$JAR" -xf "$OLDPWD/$DIST/$e.jar" META-INF/MANIFEST.MF)
+  echo "-- $e.jar --"
+  sed 's/^/  /' "$TMP/mf/META-INF/MANIFEST.MF"
 
-grep -q '^Main-Class:' "$TMP/mf/META-INF/MANIFEST.MF" || {
-  echo "*** Main-Class missing ***"
-  exit 1
-}
-grep -q 'Class-Path:' "$TMP/mf/META-INF/MANIFEST.MF" || {
-  echo "*** Class-Path missing ***"
-  exit 1
-}
+  grep -q '^Main-Class:' "$TMP/mf/META-INF/MANIFEST.MF" || {
+    echo "*** Main-Class missing in $e.jar ***"
+    exit 1
+  }
+  grep -q 'Class-Path:' "$TMP/mf/META-INF/MANIFEST.MF" || {
+    echo "*** Class-Path missing in $e.jar ***"
+    exit 1
+  }
+done
 
 echo "======================================"
 echo "Self-contained output in $DIST"
-echo "  cd $DIST && java -jar ui-console.jar"
+for e in $EXECUTABLES; do
+  echo "  cd $DIST && java -jar $e.jar"
+done
 echo "======================================"