ext {
    //存储增量的Java文件，给pmd使用
    commitJavaFiles = new ArrayList<String>()
    //存储增量的kotlin文件，给detekt使用
    commitKotlinFiles = new ArrayList<String>()
    commitAuthor = ""
    appVersionName = ""
}

/**
 * 增量开关， 给 lint 插件做增量扫描使用
 */
def isIncrement = false

/**
 * 通过cmd命令获取结果值
 * @return string 结果值
 */
def getResultFromCmd(String cmd) {
    logger.lifecycle("${project.name} cmd:$cmd")
    def out = new ByteArrayOutputStream()
    if (System.properties['os.name'].toLowerCase().contains('windows')) {
        project.exec {
            ExecSpec execSpec ->
                executable 'cmd'
                args '/c', "$cmd"
                standardOutput = out
        }.assertNormalExitValue()
    } else {
        // jenkins 打包出异常，需要区分linux和macOS
//        project.exec {
//            ExecSpec execSpec ->
//                executable 'bash'
//                args '-c', "$cmd"
//                standardOutput = out
//        }.assertNormalExitValue()
    }
    return out.toString().trim()
}

/**
 * 获取提交作者
 * @return 提交作者
 */
def getCommitAuthor() {
    def commitAuthor = ""
//    if (isCiServer()) {
//        commitAuthor = "${System.env.CI_COMMIT_AUTHOR}"
//        commitAuthor = commitAuthor.substring(0, commitAuthor.indexOf('<')).trim()
//    } else {
        commitAuthor = getResultFromCmd("git config --get user.name")
//    }
    return commitAuthor
}

/**
 * 获取提交 sha，用于 git diff 出增量文件，其它项目仓库，这个方法需要更改实现
 * @return 提交 sha
 */
def getCommitTargetSha() {
    //目前这个仓库只能根据上一个merge节点，进行代码增量检测
    def commitTargetSha = getResultFromCmd("git log --max-count=1 --pretty=%H --merges")
    return commitTargetSha
}

/**
 * 获取提交文件，只包含.java和.kt的文件
 * @return 文件相对路径数组
 */
def getCommitFiles() {
    def commitTargetSha = getCommitTargetSha()
    def commitSha = getResultFromCmd("git log --max-count=1 --pretty=%H")
    def commitAuthor = getCommitAuthor()
    def cmd = "git log --name-only --author=$commitAuthor --pretty=\"format:\" $commitTargetSha..$commitSha"
    def result = getResultFromCmd(cmd)
    def projectStartPath = getProjectStartPath()
    logger.lifecycle("projectStartPath=$projectStartPath")
    if (result != null && result.trim().length() > 0) {
        def files = result.readLines()
                .findAll { it.startsWith("${projectStartPath}") && isFilePathValid(it) }.toArray()
        return files.toUnique()
    }
    return null
}

/**
 * 判断文件路径是否合理
 * @param path 文件路径
 * @return true合理，否则不合理
 */
static def isFilePathValid(String path) {
    return (path.endsWith('.kt') || path.endsWith('.java') || path.endsWith('.xml') || path.endsWith('.png')) && !path.contains('/test/') && !path.contains('/androidTest/') && !path.contains('/generated/')
}

/**
 * 获取src目录下的所有文件，只包含.java和.kt的文件
 * @return 文件相对路径数组
 */
def getAllFiles() {
    def fileCollection = project.files("src")
    if (fileCollection == null) {
        return null
    }
    def files = fileCollection.asFileTree.getFiles()
    def iterator = files.iterator()
    def allFiles = new ArrayList<String>(files.size())
    while (iterator.hasNext()) {
        File file = iterator.next()
        def path = getProjectStartPath() + File.separator + project.relativePath(file.path)
        if (path != null && isFilePathValid(path)) {
            allFiles.add(path)
        }
    }
    return allFiles.toArray(new Object[allFiles.size()])
}

/**
 * 获取项目名称，如gradleengine,framework/asmbase
 * @return 项目名称
 */
def getProjectStartPath() {
    def projectRelativePath = project.relativePath(project.path).replaceAll(':', '/')
    return projectRelativePath.substring(1)
}

/**
 * 存储提交文件
 * @param commitFiles 提交文件
 */
def saveCommitFiles(Object[] commitFiles) {
    //commitFiles 是对象
    def lintBuildDir = new File(project.buildDir, "code_inspect")
    if (!lintBuildDir.exists()) {
        lintBuildDir.mkdirs()
    }
    def changedFile = new File(lintBuildDir, "commit_files.txt")
    def fileOutputStream = new FileOutputStream(changedFile)
    def rootProjectPath = project.rootProject.rootDir.path + File.separator
    //存储绝对路径
    for (int i = 0; i < commitFiles.length; i++) {
        def commitFile = commitFiles[i].toString()
        fileOutputStream.write((rootProjectPath + commitFile).getBytes("utf-8"))
        if (i != commitFiles.length - 1)
            fileOutputStream.write("\n".getBytes("utf-8"))
    }
    fileOutputStream.flush()
    fileOutputStream.close()
    logger.lifecycle("Save Commit Files In: ${changedFile.path} \n$commitFiles")
}


task runCodeInspectIncrement {
//    group = "codeInspect"
//    description = "存储增量文件"
//    def commitJavaFiles = new ArrayList<String>()
//    def commitKotlinFiles = new ArrayList<String>()
//
//    def commitFiles = new Object[0]
//    if (isIncrement) {
//        commitFiles = getCommitFiles()
//    } else {
//        commitFiles = getAllFiles()
//    }
//    saveCommitFiles(commitFiles)
//    if (commitFiles != null && commitFiles.length > 0) {
//        def projectStartPath = getProjectStartPath()
//        for (String s : commitFiles) {
//            def commitFile = s.toString().trim()
//            if (commitFile.endsWith('.kt')) {
//                commitKotlinFiles.add(commitFile.substring(projectStartPath.length() + 1))
//            } else if (commitFile.endsWith('.java')) {
//                commitJavaFiles.add(commitFile.substring(projectStartPath.length() + 1))
//            }
//        }
//    }
//    if (!commitKotlinFiles.isEmpty()) {
//        logger.lifecycle("${project.name} commitKotlinFiles:$commitKotlinFiles")
//    }
//    if (!commitJavaFiles.isEmpty()) {
//        logger.lifecycle("${project.name} commitJavaFiles:$commitJavaFiles")
//    }
//    project.setProperty("commitKotlinFiles", commitKotlinFiles)
//    project.setProperty("commitJavaFiles", commitJavaFiles)
//    project.setProperty("commitAuthor", getCommitAuthor())
}