using Core;
using Core.Process;
using Core.SpecConfig;
using Generator.Repo;

namespace Generator.Services;

public class PublicationService
{
 
    private readonly PublisherRepo _publisherRepo;
    private readonly RepositoryService _repoService;
    public PublicationService(
        PublisherRepo pubRepo,
        RepositoryService repoService)
    {
        _publisherRepo = pubRepo;
        _repoService = repoService;
    }

    public async Task Publish(GenerationProcess process)
    {
        foreach (var task in process)
        {
            switch (task.Language)
            {
                case Language.Dotnet:
                    await PublishDotnet(task);
                    break;
                case Language.Java:
                    await PublishJava(task);
                    break;
                case Language.Javascript:
                    await PublishJavascript(task);
                    break;
                default:
                    throw new ArgumentOutOfRangeException();
            }
        }
    }

    public async Task PublishDotnet(ProcessTask task)
    {
        while (task.Tasks.TryDequeue(out var file))
        {
            await PublishDotnet(file, task.GenerationType, task.PublishType);
        }
    }
    
    public async Task PublishJava(ProcessTask task)
    {
        while (task.Tasks.TryDequeue(out var file))
        {
            await PublishJava(file, task.GenerationType, task.PublishType);
        }
    }
    
    public async Task PublishJavascript(ProcessTask task)
    {
        while (task.Tasks.TryDequeue(out var file))
        {
            await PublishJavascript(file, task.GenerationType, task.PublishType);
        }
    }
    
    public async Task PublishDotnet(ISpecFile file, GenerationType genType, PublishType pubType)
    {
        var data = await _repoService.GetVersions(Language.Dotnet, file.NugetPackage);
        var package = data.FirstOrDefault(pd => pd.Version == file.Version);
        
        if(pubType == PublishType.Force)
        {
            if (package != null) await _repoService.DeletePackage(package.Id);
            await _publisherRepo.PublishDotnet(genType, file); 
            return;
        }

        if(pubType == PublishType.Safe)
        {
            if (package == null) await _publisherRepo.PublishDotnet(genType, file);
            else Console.WriteLine($"The version {file.Version} of package {file.NugetPackage} already exists on the repository");
        }
    }
    
    public async Task PublishJava(ISpecFile file, GenerationType genType, PublishType pubType)
    {
        var artifact = $"{file.Name}-api";
        var data = await _repoService.GetVersions(Language.Java, artifact);
        var package = data.FirstOrDefault(pd => pd.Version == file.Version);
        
        if(pubType == PublishType.Force)
        {
            if (package != null) await _repoService.DeletePackage(package.Id);
            await _publisherRepo.PublishJava(genType, file); 
            return;
        }

        if(pubType == PublishType.Safe)
        {
            if (package == null) await _publisherRepo.PublishJava(genType, file);
            else Console.WriteLine($"The version {file.Version} of package {artifact} already exists on the repository");
        }
    }
    
    public async Task PublishJavascript(ISpecFile file, GenerationType genType, PublishType pubType)
    {
        var data = await _repoService.GetVersions(Language.Javascript, file.NpmPackage);
        var package = data.FirstOrDefault(pd => pd.Version == file.Version);
        
        if(pubType == PublishType.Force)
        {
            if (package != null) await _repoService.DeletePackage(package.Id);
            await _publisherRepo.PublishJavascript(genType, file); 
            return;
        }

        if(pubType == PublishType.Safe)
        {
            if (package == null) await _publisherRepo.PublishJavascript(genType, file);
            else Console.WriteLine($"The version {file.Version} of package {file.NpmPackage} already exists on the repository");
        }
    }
}