UCSBDiningCommonsMenuItemsController.java

package edu.ucsb.cs156.example.controllers;

import edu.ucsb.cs156.example.entities.UCSBDiningCommonsMenuItem;
import edu.ucsb.cs156.example.errors.EntityNotFoundException;
import edu.ucsb.cs156.example.repositories.UCSBDiningCommonsMenuItemRepository;
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;
import org.springframework.beans.factory.annotation.Autowired;
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;

@Tag(name = "UCSBDiningCommonsMenuItems")
@RequestMapping("/api/ucsbdiningcommonsmenuitems")
@RestController
@Slf4j
public class UCSBDiningCommonsMenuItemsController extends ApiController {

  @Autowired UCSBDiningCommonsMenuItemRepository ucsbDiningCommonsMenuItemRepository;

  /**
   * This method returns a list of all ucsbdiningcommonsmenuitems.
   *
   * @return a list of all ucsbdiningcommonsmenuitems
   */
  @Operation(summary = "List all ucsb dining commons menu items")
  @PreAuthorize("hasRole('ROLE_USER')")
  @GetMapping("/all")
  public Iterable<UCSBDiningCommonsMenuItem> allItems() {
    Iterable<UCSBDiningCommonsMenuItem> items = ucsbDiningCommonsMenuItemRepository.findAll();
    return items;
  }

  /**
   * This method creates a new diningcommonsmenuitem. Accessible only to users with the role
   * "ROLE_ADMIN".
   *
   * @param diningCommonsCode name of the diningcommons
   * @param name name of the menu item
   * @param station station where item is served in dining hall
   * @return the saved menu item
   */
  @Operation(summary = "Create a new menu item")
  @PreAuthorize("hasRole('ROLE_ADMIN')")
  @PostMapping("/post")
  public UCSBDiningCommonsMenuItem postItem(
      @Parameter(name = "diningCommonsCode") @RequestParam String diningCommonsCode,
      @Parameter(name = "name") @RequestParam String name,
      @Parameter(name = "station") @RequestParam String station) {

    UCSBDiningCommonsMenuItem item = new UCSBDiningCommonsMenuItem();
    item.setDiningCommonsCode(diningCommonsCode);
    item.setName(name);
    item.setStation(station);

    UCSBDiningCommonsMenuItem savedItem = ucsbDiningCommonsMenuItemRepository.save(item);

    return savedItem;
  }

  /**
   * This method returns a single diningcommonsmenuitem.
   *
   * @param id code of the diningcommonsmenuitem
   * @return a single diningcommonsmenuitem
   */
  @Operation(summary = "Get a single dining commons menu item")
  @PreAuthorize("hasRole('ROLE_USER')")
  @GetMapping("")
  public UCSBDiningCommonsMenuItem getById(@Parameter(name = "id") @RequestParam Long id) {
    UCSBDiningCommonsMenuItem menuitem =
        ucsbDiningCommonsMenuItemRepository
            .findById(id)
            .orElseThrow(() -> new EntityNotFoundException(UCSBDiningCommonsMenuItem.class, id));

    return menuitem;
  }

  /**
   * Delete a diningcommonsmenuitem. Accessible only to users with the role "ROLE_ADMIN".
   *
   * @param id id of the menu item
   * @return a message indiciating the menu item was deleted
   */
  @Operation(summary = "Delete a UCSBDiningCommonsMenuItem")
  @PreAuthorize("hasRole('ROLE_ADMIN')")
  @DeleteMapping("")
  public Object deleteMenuItem(@Parameter(name = "id") @RequestParam Long id) {
    UCSBDiningCommonsMenuItem menuItem =
        ucsbDiningCommonsMenuItemRepository
            .findById(id)
            .orElseThrow(() -> new EntityNotFoundException(UCSBDiningCommonsMenuItem.class, id));

    ucsbDiningCommonsMenuItemRepository.delete(menuItem);
    return genericMessage("UCSBDiningCommonsMenuItem with id %s deleted".formatted(id));
  }

  /**
   * Update a single diningcommonsmenuitem. Accessible only to users with the role "ROLE_ADMIN".
   *
   * @param id id of the diningcommonsmenuitem
   * @param incoming the new menu item contents
   * @return the updated menu item object
   */
  @Operation(summary = "Update a single menu item")
  @PreAuthorize("hasRole('ROLE_ADMIN')")
  @PutMapping("")
  public UCSBDiningCommonsMenuItem updateMenuItem(
      @Parameter(name = "id") @RequestParam Long id,
      @RequestBody @Valid UCSBDiningCommonsMenuItem incoming) {

    UCSBDiningCommonsMenuItem menuItem =
        ucsbDiningCommonsMenuItemRepository
            .findById(id)
            .orElseThrow(() -> new EntityNotFoundException(UCSBDiningCommonsMenuItem.class, id));

    menuItem.setDiningCommonsCode(incoming.getDiningCommonsCode());
    menuItem.setName(incoming.getName());
    menuItem.setStation(incoming.getStation());

    ucsbDiningCommonsMenuItemRepository.save(menuItem);

    return menuItem;
  }
}