package eu.eudat.controllers;

import java.util.List;
import java.util.Map;

import javax.transaction.Transactional;
import javax.validation.Valid;

import eu.eudat.models.external.ProjectsExternalSourcesModel;
import eu.eudat.models.helpers.responses.*;
import eu.eudat.models.project.ProjectCriteriaRequest;
import eu.eudat.models.project.ProjectListingModel;
import eu.eudat.models.security.Principal;
import eu.eudat.services.ApiContext;
import eu.eudat.types.ApiMessageCode;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.CrossOrigin;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestController;

import eu.eudat.entities.Project;

import eu.eudat.managers.ProjectManager;
import eu.eudat.models.helpers.common.DataTableData;
import eu.eudat.models.project.ProjectTableRequest;
import eu.eudat.proxy.config.exceptions.HugeResultSet;
import eu.eudat.proxy.config.exceptions.NoURLFound;


@RestController
@CrossOrigin
public class Projects extends BaseController {

    @Autowired
    public Projects(ApiContext apiContext) {
        super(apiContext);
    }

    @RequestMapping(method = RequestMethod.POST, value = {"/projects/getPaged"}, consumes = "application/json", produces = "application/json")
    public @ResponseBody ResponseEntity<ResponseItem<DataTableData<ProjectListingModel>>> getPaged(@Valid @RequestBody ProjectTableRequest projectTableRequest, Principal principal) {
        try {
            DataTableData<eu.eudat.models.project.ProjectListingModel> dataTable = new ProjectManager().getPaged(this.getApiContext().getDatabaseRepository().getProjectDao(), projectTableRequest);
            return ResponseEntity.status(HttpStatus.OK).body(new ResponseItem<DataTableData<eu.eudat.models.project.ProjectListingModel>>().payload(dataTable).status(ApiMessageCode.NO_MESSAGE));

        } catch (Exception ex) {
            ex.printStackTrace();
            return ResponseEntity.status(HttpStatus.BAD_REQUEST).body(new ResponseItem<DataTableData<eu.eudat.models.project.ProjectListingModel>>().status(ApiMessageCode.DEFAULT_ERROR_MESSAGE).message(ex.getMessage()));
        }
    }

    @RequestMapping(method = RequestMethod.GET, value = {"/projects/getSingle/{id}"}, produces = "application/json")
    public @ResponseBody ResponseEntity<ResponseItem<eu.eudat.models.project.Project>> getSingle(@PathVariable String id, Principal principal) {
        try {
            eu.eudat.models.project.Project project = new ProjectManager().getSingle(this.getApiContext().getDatabaseRepository().getProjectDao(), id);
            return ResponseEntity.status(HttpStatus.OK).body(new ResponseItem<eu.eudat.models.project.Project>().payload(project).status(ApiMessageCode.NO_MESSAGE));
        } catch (Exception ex) {
            ex.printStackTrace();
            return ResponseEntity.status(HttpStatus.BAD_REQUEST).body(new ResponseItem<eu.eudat.models.project.Project>().status(ApiMessageCode.DEFAULT_ERROR_MESSAGE).message(ex.getMessage()));
        }
    }


    @Transactional
    @RequestMapping(method = RequestMethod.POST, value = {"/projects/createOrUpdate"}, consumes = "application/json", produces = "application/json")
    public @ResponseBody ResponseEntity<ResponseItem<Project>> addProject(@Valid @RequestBody eu.eudat.models.project.Project project, Principal principal) {
        try {
            ProjectManager.createOrUpdate(this.getApiContext().getDatabaseRepository().getProjectDao(), this.getApiContext().getDatabaseRepository().getUserInfoDao(), project, principal);
            return ResponseEntity.status(HttpStatus.OK).body(new ResponseItem<eu.eudat.entities.Project>().status(ApiMessageCode.SUCCESS_MESSAGE).message("Created"));
        } catch (Exception ex) {
            return ResponseEntity.status(HttpStatus.BAD_REQUEST).body(new ResponseItem<eu.eudat.entities.Project>().status(ApiMessageCode.DEFAULT_ERROR_MESSAGE).message(ex.getMessage()));
        }
    }


    @Transactional
    @RequestMapping(method = RequestMethod.DELETE, value = {"/projects/inactivate/{id}"}, consumes = "application/json", produces = "application/json")
    public @ResponseBody ResponseEntity<ResponseItem<Project>> inactivate(@PathVariable String id, Principal principal) {
        try {
            Project project = new ProjectManager().inactivate(this.getApiContext().getDatabaseRepository().getProjectDao(), id);
            return ResponseEntity.status(HttpStatus.OK).body(new ResponseItem<eu.eudat.entities.Project>().status(ApiMessageCode.SUCCESS_MESSAGE));
        } catch (Exception ex) {
            return ResponseEntity.status(HttpStatus.BAD_REQUEST).body(new ResponseItem<eu.eudat.entities.Project>().status(ApiMessageCode.DEFAULT_ERROR_MESSAGE).message(ex.getMessage()));
        }
    }


    @RequestMapping(method = RequestMethod.POST, value = {"/projects/getWithExternal"}, consumes = "application/json", produces = "application/json")
    public @ResponseBody ResponseEntity<ResponseItem<List<eu.eudat.models.project.Project>>> getWithExternal(@RequestBody ProjectCriteriaRequest projectCriteria, Principal principal) {
        try {
            List<eu.eudat.models.project.Project> dataTable = new ProjectManager().getCriteriaWithExternal(this.getApiContext().getDatabaseRepository().getProjectDao(), projectCriteria, this.getApiContext().getRemoteFetcher());
            return ResponseEntity.status(HttpStatus.OK).body(new ResponseItem<List<eu.eudat.models.project.Project>>().payload(dataTable).status(ApiMessageCode.NO_MESSAGE));
        } catch (Exception ex) {
            ex.printStackTrace();
            return ResponseEntity.status(HttpStatus.BAD_REQUEST).body(new ResponseItem<List<eu.eudat.models.project.Project>>().status(ApiMessageCode.DEFAULT_ERROR_MESSAGE).message(ex.getMessage()));
        }
    }

    @RequestMapping(method = RequestMethod.POST, value = {"/projects/get"}, consumes = "application/json", produces = "application/json")
    public @ResponseBody ResponseEntity<ResponseItem<List<eu.eudat.models.project.Project>>> get(@RequestBody ProjectCriteriaRequest projectCriteria, Principal principal) {
        try {
            List<eu.eudat.models.project.Project> dataTable = new ProjectManager().getCriteria(this.getApiContext().getDatabaseRepository().getProjectDao(), projectCriteria, this.getApiContext().getRemoteFetcher());
            return ResponseEntity.status(HttpStatus.OK).body(new ResponseItem<List<eu.eudat.models.project.Project>>().payload(dataTable).status(ApiMessageCode.NO_MESSAGE));
        } catch (Exception ex) {
            ex.printStackTrace();
            return ResponseEntity.status(HttpStatus.BAD_REQUEST).body(new ResponseItem<List<eu.eudat.models.project.Project>>().status(ApiMessageCode.DEFAULT_ERROR_MESSAGE).message(ex.getMessage()));
        }
    }

    @RequestMapping(method = RequestMethod.GET, value = {"/external/projects"}, produces = "application/json")
    public @ResponseBody ResponseEntity<ResponseItem<ProjectsExternalSourcesModel>> listExternalProjects(@RequestParam(value = "query", required = false) String query, Principal principal) {
        try {
            List<Map<String, String>> remoteRepos = this.getApiContext().getRemoteFetcher().getProjects(query);
            ProjectsExternalSourcesModel projectsExternalSourcesModel = new ProjectsExternalSourcesModel().fromExternalItem(remoteRepos);
            return ResponseEntity.status(HttpStatus.OK).body(new ResponseItem<ProjectsExternalSourcesModel>().payload(projectsExternalSourcesModel).status(ApiMessageCode.SUCCESS_MESSAGE));
        } catch (NoURLFound ex) {
            return ResponseEntity.status(HttpStatus.BAD_REQUEST).body(new ResponseItem<ProjectsExternalSourcesModel>().status(ApiMessageCode.ERROR_MESSAGE).message("External Url Not Found"));
        } catch (HugeResultSet ex) {
            return ResponseEntity.status(HttpStatus.BAD_REQUEST).body(new ResponseItem<ProjectsExternalSourcesModel>().status(ApiMessageCode.ERROR_MESSAGE).message("Huge Result Set"));
        } catch (Exception ex) {
            return ResponseEntity.status(HttpStatus.BAD_REQUEST).body(new ResponseItem<ProjectsExternalSourcesModel>().status(ApiMessageCode.ERROR_MESSAGE).message(ex.getMessage()));
        }
    }

}