import groovy.transform.Field

@Field def dirPath = "D:\\test" //ДИРЕКТОРИЯ С ДЖСОН ФАЙЛАМИ
@Field def outputDir = new File("$dirPath${File.separator}output")

def void processJson(File f) {
    def outputFile = new File("$outputDir${File.separator}strings-${f.name.substring(0, f.name.indexOf("."))}")
    def resultingText = new StringBuilder()
    resultingText.append('<resources>').append('\n\t')
    def lines = f.text

    def pattern = ~/"ui": \{([^}]+)\}/
    def matcher = pattern.matcher(lines)
    matcher.find()
    resultingText.append(jsonToXML(matcher.group(), ""))
    resultingText.append('\n\t')

    pattern = ~/"locations": \{([^{]+)/
    matcher = pattern.matcher(lines)
    matcher.find()
    resultingText.append(jsonToXML(matcher.group(), ""))

    pattern = ~/"roles":(?s).+/
    matcher = pattern.matcher(lines)
    matcher.find()
    def roles = matcher.group()

    pattern = ~/"([^"]+)": \{([^}]+)/
    matcher = pattern.matcher(roles)
    while (matcher.find()) {
        resultingText.append(jsonToXML(matcher.group(2), "role_${matcher.group(1).replaceAll(" ", "_")}"))
        resultingText.append('\n\t')
    }

    resultingText.append('\r</resources>')
    outputFile.write(resultingText.toString())
}

private String jsonToXML(String json, String prefix) {
    def itemPattern = ~/"([^"]+)": "([^"]+)"/
    def resultingText = new StringBuilder()
    json.eachLine { line ->
        def itemMatcher = itemPattern.matcher(line)
        if (itemMatcher.find()) {
            def name = "$prefix${itemMatcher.group(1).replaceAll(" ", "_")}"
            resultingText.append("<string name=\"$name\">${itemMatcher.group(2)}</string>").append('\n\t')
        }
    }
    resultingText.toString()
}

if (!outputDir.exists()) {
    outputDir.mkdir()
}
def dir = new File(dirPath)
dir.eachFile { f ->
    if (f.name.endsWith(".json")) {
        processJson(f)
    }
}