#!/bin/bash

# Author: huangjie

# time: --

# function: 用于递归判断某目录下的git仓库目录并修改远程仓库url。

set -e

# help帮助函数

function help()

{

    cat <<- EOF

        Desc: 该程序需要输入一个目录的绝对路径或者相对路径作为参数，请确认输入的参数。

        Usage: bash $ <directory name>

EOF

    exit

}

# urlencode编码函数

function urlencode() {

    local length="${#1}"

    for (( i = ; i < length; i++ )); do

        local c="${1:i:1}"

        case $c in

            [a-zA-Z0-.~_-]) printf "$c" ;;

            *) printf "$c" | xxd -p -c1 | while read x;do printf "%%%s" "$x";done

        esac

    done

}

# 替换本地仓库的url为指定远程仓库

function replace_git_repo(){

    cd $

    old_origin_url=$(git remote -v | grep "fetch" | awk '{print $2}')

    urlencode=$(urlencode ${old_origin_url})

    new_origin_url=$(curl -X POST http://tools.test.xxx.com/repo/query\?old-origin\=${urlencode})

    if [ "${new_origin_url}" != "" ]

    then

        echo "To replace the remote url,wait..."

        git remote set-url origin $new_origin_url

        echo "目录 $1 从 ${old_origin_url} 自动迁移到 ${new_origin_url}" >> ${root_dir}/git_replace_print.log

    fi

}

# 递归遍历目录下的子目录完成git仓库的替换

function getdir(){

    for sub_dir in $(ls -al $ | grep "^d" | grep -Ewv "\.$|\.git"| awk '{print $NF}')

    do

        dir_or_gitrepo=$"/"${sub_dir}

        if [ $(ls -al ${dir_or_gitrepo} | grep "^d" | grep -w "\.git" | wc -l) -eq  ]

        then

            replace_git_repo ${dir_or_gitrepo}

        else

            echo "The ${dir_or_gitrepo} dir is not git repo dir!"

        fi

        getdir ${dir_or_gitrepo}

    done

}

# 主函数

function main(){

    if [ $# -ne  ]

    then

        help

        exit

    fi

    # 获取脚本工作目录参数

    dir=$

    if [ ${dir::} == "/" ]; then

        root_dir=${dir}

    elif [ ${dir::} == "./" ]; then

        root_dir=$(cd $(dirname $); pwd)"/"${dir:}

    else

        root_dir=$(cd $(dirname $); pwd)"/"${dir}

    fi

    # 遍历工作目录执行函数操作

    getdir "${root_dir}"

}

main "$@"