HelpRequestsController.java

package edu.ucsb.cs156.example.controllers;

import java.time.LocalDateTime;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.format.annotation.DateTimeFormat;
import org.springframework.security.access.prepost.PreAuthorize;
import org.springframework.web.bind.annotation.DeleteMapping;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.PutMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

import edu.ucsb.cs156.example.entities.HelpRequests;
import edu.ucsb.cs156.example.errors.EntityNotFoundException;
import edu.ucsb.cs156.example.repositories.HelpRequestsRepository;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.Parameter;
import io.swagger.v3.oas.annotations.tags.Tag;
import jakarta.validation.Valid;
import lombok.extern.slf4j.Slf4j;

/**
 * This is a REST controller for managing Help Requests
 */
@RestController
@Slf4j
@RequestMapping("/api/HelpRequests")
@Tag(name = "HelpRequests")
public class HelpRequestsController extends ApiController {

    @Autowired
    private HelpRequestsRepository helpRequestsRepository;

    /**
     * List all help requests
     * 
     * @return an iterable of help requests
     */
    @Operation(summary= "List all help requests")
    @PreAuthorize("hasRole('ROLE_USER')")
    @GetMapping("/all")
    public Iterable<HelpRequests> allHelpRequests() {
        return helpRequestsRepository.findAll();
    }

    /**
     * Create a new help request
     * 
     * @param requesterEmail the email of the requester
     * @param teamId the ID of the team
     * @param tableOrBreakoutRoom the table or breakout room location
     * @param explanation explanation of the help request
     * @param solved status of the help request, whether it's solved or not
     * @param requestTime the time the request was made
     * @return the newly created help request
     */
    @Operation(summary= "Create a new help request")
    @PreAuthorize("hasRole('ROLE_ADMIN')")
    @PostMapping("/post")
    public HelpRequests postHelpRequest(
            @Parameter(name="requesterEmail") @RequestParam String requesterEmail,
            @Parameter(name="teamId") @RequestParam String teamId,
            @Parameter(name="tableOrBreakoutRoom") @RequestParam String tableOrBreakoutRoom,
            @Parameter(name="explanation") @RequestParam String explanation,
            @Parameter(name="solved") @RequestParam Boolean solved,
            @Parameter(name="requestTime", description="ISO date format, e.g., YYYY-mm-ddTHH:MM:SS") @RequestParam @DateTimeFormat(iso = DateTimeFormat.ISO.DATE_TIME) LocalDateTime requestTime) {

        log.info("Creating new help request: {}, at {}", requesterEmail, requestTime);

        HelpRequests helpRequest = new HelpRequests();
        helpRequest.setRequesterEmail(requesterEmail);
        helpRequest.setTeamId(teamId);
        helpRequest.setTableOrBreakoutRoom(tableOrBreakoutRoom);
        helpRequest.setExplanation(explanation);
        helpRequest.setSolved(solved);
        helpRequest.setRequestTime(requestTime);

        return helpRequestsRepository.save(helpRequest);
    }
    // GET (by ID / single entry): Gets a single help request by id
    @Operation(summary= "Get a single help request")
    @PreAuthorize("hasRole('ROLE_USER')")
    @GetMapping("")
    public HelpRequests getById(
        @Parameter(name="id") @RequestParam Long id) {
        HelpRequests helpRequest = helpRequestsRepository.findById(id)
                .orElseThrow(() -> new EntityNotFoundException(HelpRequests.class, id));

        return helpRequest;
    }
    @Operation(summary= "Update a single help request")
    @PreAuthorize("hasRole('ROLE_ADMIN')")
    @PutMapping("")
    public HelpRequests updateHelpRequest(
            @Parameter(name="id") @RequestParam Long id,
            @RequestBody @Valid HelpRequests incoming) {

        HelpRequests helpRequest = helpRequestsRepository.findById(id)
                .orElseThrow(() -> new EntityNotFoundException(HelpRequests.class, id));

        helpRequest.setRequesterEmail(incoming.getRequesterEmail());
        helpRequest.setTeamId(incoming.getTeamId());
        helpRequest.setTableOrBreakoutRoom(incoming.getTableOrBreakoutRoom());
        helpRequest.setExplanation(incoming.getExplanation());
        helpRequest.setSolved(incoming.getSolved());
        helpRequest.setRequestTime(incoming.getRequestTime());

        helpRequestsRepository.save(helpRequest);

        return helpRequest;
    }

    // DELETE : deletes a single entry in the data table via ID.
    @Operation(summary= "Delete a help request")
    @PreAuthorize("hasRole('ROLE_ADMIN')")
    @DeleteMapping("")
    public Object deleteHelpRequest(
            @Parameter(name="id") @RequestParam Long id) {
        HelpRequests helpRequest = helpRequestsRepository.findById(id)
                .orElseThrow(() -> new EntityNotFoundException(HelpRequests.class, id));

        helpRequestsRepository.delete(helpRequest);
        return genericMessage("HelpRequest with id %s deleted".formatted(id));
    }
}