package nju.seec.helper.controller;

import nju.seec.helper.aspect.auth.Auth;
import nju.seec.helper.controller.response.PageResponse;
import nju.seec.helper.dto.LoginUser;
import nju.seec.helper.dto.NoticeDTO;
import nju.seec.helper.dto.groups.Create;
import nju.seec.helper.dto.groups.Modify;
import nju.seec.helper.service.NoticeService;
import nju.seec.helper.util.enums.UserType;
import nju.seec.helper.vo.NoticeVO;
import org.springframework.data.domain.Pageable;
import org.springframework.data.web.PageableDefault;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.*;

/**
 * @author cst
 */
@RestController
@RequestMapping("/api/notice")
public class NoticeController {
    private final NoticeService noticeService;

    public NoticeController(NoticeService noticeService) {
        this.noticeService = noticeService;
    }

    @Auth(roles = UserType.TEACHER, message = "发布公告")
    @PostMapping
    public NoticeVO createNotice(LoginUser user,
                                 @Validated(Create.class) @RequestBody NoticeDTO noticeDTO) {
        return noticeService.create(user, noticeDTO);
    }

    @Auth(roles = UserType.TEACHER, message = "修改公告")
    @PutMapping
    public NoticeVO modifyNotice(LoginUser user,
                                 @Validated(Modify.class) @RequestBody NoticeDTO noticeDTO) {
        return noticeService.modify(user, noticeDTO);
    }

    @Auth(roles = UserType.TEACHER, message = "删除公告")
    @DeleteMapping("/{noticeId}")
    public void removeNotice(LoginUser user,
                             @PathVariable Long noticeId) {
        noticeService.deleteNotice(user, noticeId);
    }

    @Auth(roles = {UserType.TEACHER, UserType.STUDENT}, message = "获取公告")
    @GetMapping("/course/{courseId}")
    public PageResponse<NoticeVO> getNotices(LoginUser user,
                                             @PathVariable Long courseId,
                                             @RequestParam(defaultValue = "") String key,
                                             @PageableDefault(size = Integer.MAX_VALUE) Pageable pageable) {
        return PageResponse.of(noticeService.getNoticesByCourse(user, courseId, key, pageable));
    }
}