//
//  CheckstyleReporter.swift
//  SwiftLint
//
//  Created by JP Simard on 12/25/15.
//  Copyright © 2015 Realm. All rights reserved.
//

import Foundation

public struct CheckstyleReporter: Reporter {
    public static let identifier = "checkstyle"
    public static let isRealtime = false

    public var description: String {
        return "Reports violations as Checkstyle XML."
    }

    public static func generateReport(violations: [StyleViolation]) -> String {
        var report = "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n<checkstyle version=\"4.3\">"
        report += violations.map { violation in
            let fileName = violation.location.file ?? "<nopath>"
            return "\n\t<file name=\"\(fileName)\">\n" +
                "\t\t<error line=\"\(violation.location.line ?? 0)\" " +
                "column=\"\(violation.location.character ?? 0)\" " +
                "severity=\"\(violation.severity.rawValue.lowercaseString)\" " +
                "message=\"\(violation.reason)\"/>\n" +
                "\t</file>"
        }.joinWithSeparator("")
        report += "\n</checkstyle>"
        return report
    }
}