package eu.openaire.urls_worker.controllers;

import eu.openaire.urls_worker.payloads.responces.WorkerResponse;
import eu.openaire.urls_worker.util.AssignmentHandler;
import eu.openaire.urls_worker.util.WorkerConstants;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.*;


@RestController
@RequestMapping("")
public class GeneralController {

    private static final Logger logger = LoggerFactory.getLogger(GeneralController.class);


    public GeneralController() {
    }

    @GetMapping("isAlive")
    public ResponseEntity<?> isWorkerAlive() {

        logger.info("Received an \"isAlive\" request.");

        return ResponseEntity.ok().build();
    }


    @GetMapping("isAvailableForWork")
    public ResponseEntity<?> isWorkerAvailableForWork() {

        logger.info("Received an \"isWorkerAvailableForWork\" request.");

        if ( AssignmentHandler.isAvailableForWork ) {
            logger.info("The worker is available for an assignment.");
            return ResponseEntity.status(200).body(new WorkerResponse(WorkerConstants.WORKER_ID, WorkerConstants.ASSIGNMENTS_LIMIT));
        }
        else {
            logger.info("The worker is busy with another assignment.");
            return ResponseEntity.status(HttpStatus.SERVICE_UNAVAILABLE).build();
        }
    }

}