using System;
using System.IO;
using System.Linq;
using ln.build.semver;
using ln.build.semver.provider;
using ln.json;

namespace ln.build.pipeline
{
    public class Versioning
    {
        public string ProviderName { get; set; }
        public string[] Sources { get; set; }

        public Provider Provider { get; }

        public Versioning()
        {}
        public Versioning(JSONObject jsonVersioning)
        {
            ProviderName = jsonVersioning["provider"].ToNative().ToString();
            if (jsonVersioning.ContainsKey("sources"))
                Sources = jsonVersioning["sources"].Children.Select((s) => s.ToNative().ToString()).ToArray();

            Provider = Provider.CreateProvider(ProviderName);
        }

        public Versioning(string providerName)
        {
            ProviderName = providerName;
            Provider = Provider.CreateProvider(ProviderName);
        }

        public SemVersion GetCurrentVersion(CIJob job) => GetVersion(job, Sources[0]);
        public SemVersion GetVersion(CIJob job, string source)
        {
            string sourceFileName = Path.Combine(job?.WorkingDirectory ?? "", source);
            return Provider.GetVersion(sourceFileName);
        }

        public void SetVersion(CIJob job, SemVersion version)
        {
            foreach (string source in Sources)
                SetVersion(job, source, version);
        }
        public void SetVersion(CIJob job, string source, SemVersion version)
        {
            string sourceFileName = Path.Combine(job?.WorkingDirectory ?? "", source);
            Provider.SetVersion(sourceFileName, version);
        }
        

    }
}