package eu.dnetlib.manager.wf;

import java.util.List;
import java.util.stream.Collectors;

import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

import eu.dnetlib.common.controller.AbstractDnetController;
import eu.dnetlib.is.info.KeyValue;
import eu.dnetlib.manager.wf.model.WorkflowInstance;

@RestController
@RequestMapping("/ajax/wf_instances")
public class WfInstancesController extends AbstractDnetController {

	private WorkflowManagerService wfManagerService;

	@GetMapping("/instance/{id}")
	public WorkflowInstance getWfInstance(@PathVariable final String id) throws Exception {
		return wfManagerService.findWorkflowInstance(id);
	}

	@GetMapping("/search")
	public List<KeyValue<String>> listWfInstances(@RequestParam final String section) throws Exception {
		return wfManagerService.streamWfInstancesBySection(section)
			.map(x -> new KeyValue<>(x.getId(), x.getName()))
			.collect(Collectors.toList());
	}

	@GetMapping("/sections")
	public List<KeyValue<Long>> listWfFamilies() throws Exception {
		return wfManagerService.streamSections()
			.map(x -> new KeyValue<>(x.getValue(), x.getCount()))
			.collect(Collectors.toList());
	}

}