commit_msg=`cat $1`
msg_re="^(項(xiàng)目名稱(chēng)|部門(mén)名稱(chēng)|禪道BUGID|原因分析|解決方案)(\(.+\))?: .{1,100}"

if [[ ! $commit_msg =~ $msg_re ]]
then
   echo -e "不合法的 commit 消息提交格式，請(qǐng)使用正確的格式:\n
   詳情請(qǐng)查看 git commit 提交規(guī)范：https://t3hx1u77li.feishu.cn/docx/CJr7d7aHJofPcYxOA1NcISVBn0d"
   
   # 異常退出
   exit 1 
fi

def useGitTemplate = false

project.afterEvaluate {
    if(useGitTemplate){
        preBuild.dependsOn('resetGitHookConfig')
    } else {
        println("exec tasks")
        preBuild.dependsOn('prepareCommitMsgConfig')
    }
}

task prepareCommitMsgConfig(type:Copy){
    from(getCommitMsgConfigFile().toString())
    into(getGitHookDir().toString())

    File file = new File(getGitHookDir())
    println("GitHookDir: " + getGitHookDir() + " ,permission: " + file.exists() +
            " ,readable: " + file.canRead() + " ,writable: " + file.canWrite())

    into(getGitHookDir().toString())
    from(getPrePareCommitMsgConfigFile().toString())
}

task resetGitHookConfig{
    doFirst {
        File commitMsgFile = getGitHookFile('commit-msg')
        if(commitMsgFile != null){
            commitMsgFile.delete()
        }

        File prepareCommitMsgFile = getGitHookFile('prepare-commit-msg')
        if(commitMsgFile != null){
            prepareCommitMsgFile.delete()
        }
    }
}

def getGitHookFile(fileName){
    def dirPath = getGitHookDir()
    println("getGitHookFile:dirPath: " + dirPath)
    if(dirPath != null && dirPath.length() > 0){
        def file = new File(dirPath, fileName)
        println("getGitHookFile: file path: " + file.absolutePath)
        if(file.exists()){
            return file
        }
    }
    return null
}

def getCommitMsgConfigFile(){
    File configFile = new File(project.rootDir,"git-hook/commit-msg")
    println("getCommitMsgConfigFile: configFile: " + configFile.absolutePath
    + " ,isExist: " + configFile.exists())
    if (configFile.exists()){
        return configFile.absolutePath
    }
    return null
}

def getPrePareCommitMsgConfigFile(){
    File configFile = new File(project.rootDir,"git-hook/prepare-commit-msg")
    println("getPrePareCommitMsgConfigFile: prepareConfigFile: " + configFile.absolutePath
    + " ,isExist: " + configFile.exists())
    if (configFile.exists()){
        return configFile.absolutePath
    }
    return null
}

def getGitHookDir() {
    File gitHookDir = new File(project.rootDir,".git/hooks")

    if (!gitHookDir.exists()) {
        println("Your project can't find .git directory in the ${project.rootDir.absolutePath}," +
                " please ensure it have been tracked by git VCS!")
        return null
    }

    return gitHookDir.absolutePath
}