package org.initialde.yakasave.Api;

import org.initialde.yakasave.Application.JoinSavingsFund;
import org.initialde.yakasave.Domain.Entities.SavingsFund;
import org.initialde.yakasave.Domain.Exceptions.NotExistsSavingsFundException;
import org.initialde.yakasave.Infrastructure.Persistence.SavingsFundRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PatchMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import java.util.Optional;

@RestController
@RequestMapping("/savings-fund")
public class JoinSavingsFundController {
    private final SavingsFundRepository savingsFundRepository;
    private final JoinSavingsFund joinSavingsFund;

    @Autowired
    public JoinSavingsFundController(SavingsFundRepository savingsFundRepository,
                                     JoinSavingsFund joinSavingsFund) {
        this.savingsFundRepository = savingsFundRepository;
        this.joinSavingsFund = joinSavingsFund;
    }
    @PatchMapping("/{reference}/join")
    public void joinSavingsFund(@PathVariable String reference) {
        Optional<SavingsFund> savingsFundOpt = savingsFundRepository.findByReference(reference);

        if (savingsFundOpt.isEmpty()) {
            throw new NotExistsSavingsFundException();
        }

        var savingsFund = savingsFundOpt.get();
        joinSavingsFund.join(savingsFund);
    }
}