package com.backend.unifier.title.service;

import java.util.Optional;
import java.util.UUID;

import com.backend.unifier.title.model.ContentDetailEntry;
import com.backend.unifier.title.model.ContentIdentifier;
import com.backend.unifier.title.model.ContentProviderSource;

import jakarta.enterprise.context.ApplicationScoped;
import jakarta.enterprise.inject.Instance;

@ApplicationScoped
public class GeneralDetailService {
    private final IdentifierMaskService maskService;
    private final Instance<DetailService> detailServices;

    public GeneralDetailService(IdentifierMaskService maskService, Instance<DetailService> detailServices) {
        this.maskService = maskService;
        this.detailServices = detailServices;
    }

    public Optional<ContentDetailEntry> details(UUID id) {
        ContentIdentifier realIdentifier = maskService.realIdentifier(id);
        if (realIdentifier == null)
            throw new IllegalStateException("content identifier not found for id '" + id + "'");
        ContentProviderSource source = ContentProviderSource.valueOf(realIdentifier.source());
        for (DetailService detailService : detailServices) {
            if (detailService.source() == source)
                return detailService.details(realIdentifier.id());
        }
        return Optional.empty();
    }
}