#!/bin/sh
set -e

# delete old dub.d if another run left it in /tmp
rm -f /tmp/app.d

# find the executable location (note: must stay mac compatible here)
DUB_BINARY=$(readlink "$0" || true)
if [ ! -n "$DUB_BINARY" ]; then DUB_BINARY="$0"; fi
DUB_BIN=$(dirname "$DUB_BINARY")
DUB_SOURCE=$DUB_BIN/../source
VIBE_SOURCE=$DUB_SOURCE/../../vibe.d/source

# use pkg-config if possible or fallback to default flags
LIBS=$(pkg-config --libs libevent libevent_pthreads libssl 2>/dev/null || echo "-levent_pthreads -levent -lssl -lcrypto")
LIBS=$(echo "$LIBS" | sed 's/^-L/-L-L/; s/ -L/ -L-L/g; s/^-l/-L-l/; s/ -l/ -L-l/g')
export LIBS

# generate a file name for the temporary compile/run script
START_SCRIPT=`mktemp -t dub.start.XXXXXXXX`

# copy dub.d to /tmp and make it deletable by anyone
cp -p "$DUB_SOURCE"/app.d /tmp/app.d
chmod 666 /tmp/app.d

# run VPM and delete the dub.d file again, VPM will output the compile/run script
rdmd -g -w -property -I"$DUB_SOURCE" -I"$VIBE_SOURCE" $LIBS -Jviews -Isource /tmp/app.d "$VIBE_SOURCE" "$START_SCRIPT" $1 $2 $3 $4 $5 $6 $7 $8 $9
rm /tmp/app.d

# compile/run the application
chmod +x "$START_SCRIPT"
"$START_SCRIPT"
rm "$START_SCRIPT"