Get apk from device and decompile it

getapk.sh

#/bin/sh
APK_PACAKGE=$(adb shell pm list packages | peco | cut -d ':' -f 2)

mkdir -p $APK_PACAKGE
cd $APK_PACAKGE

APK_PATH=$(echo $APK_PACAKGE | xargs adb shell pm path | cut -d ':' -f 2  | tr '\r' ' ' )
echo $APK_PATH | xargs adb pull

APK=$(echo $APK_PATH | awk -F / '{print $NF}')
APK_NAME=${APK%.*}
d2j-dex2jar -f -o $APK_NAME.jar $APK_NAME.apk

mkdir jar
cd jar
unzip ../$APK_NAME.jar
jad -o -r -sjava -ddecomp \**/*.class