#!/bin/bash
# Usage:
# ./frontEndUpgrade.sh html.zip "/etc/nginx"
fileName=$1
projectPath=$2
PATH=PATH:/usr/bin:/usr/sbin
echo "1"
projectName="${fileName%.*}"
cd ~
echo "current path: $(pwd)"
if [ ! -f "$fileName" ];then
  echo "文件 $fileName 不存在1!"
  exit 0
fi

echo "2"
rm dist -fr
echo "3"
oriSum=$(md5sum $fileName)
oriSum="${oriSum%  *}"
echo "origin file $fileName md5sum: $oriSum" 
echo "4"

if [ ! -d "$projectPath" ]; then
  echo "文件夹 $prjectPath 不存在!"
  exit 0
fi

echo "5"
cd $projectPath
desSum=""
echo "6"
if [ ! -d "$projectName" ];then
  echo "6.0"
  cp ~/$projectName . -r
  exit 0
else 
  desSum=$(md5sum $fileName)
  desSum="${desSum%  *}"
  echo "6.1"
  echo "current path: $(pwd)"
  echo "destination file ${fileName} md5sum: ${desSum}"
  echo "6.2"
fi

echo "7"
if [ ${oriSum} = ${desSum} ];then
  echo "destination file is same with origin file，no need to replace"
  exit 0
fi

cd ~
unzip $fileName
echo "projectName: ${projectName}"
mv dist ~/$projectName
cd $projectPath

echo "8"
if [ -d "$projectName"_bak2 ];then
  rm "${projectName}"_bak2 -fr
fi
echo "9"
if [ -d "${projectName}"_bak1 ];then
  mv ${projectName}_bak1 ${projectName}_bak2
fi
echo "10"
if [ -d "$projectName"_bak ];then
  mv ${projectName}_bak ${projectName}_bak1
fi
echo "11"
if [ -d "$projectName" ];then
  mv ${projectName} ${projectName}_bak
fi

echo "12"
cp ~/"${projectName}" . -r
cp ~/"${fileName}" .
echo "done"