package com.ruoyi.web.controller.api;


import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.ruoyi.common.annotation.Log;
import com.ruoyi.common.basic.PageInfo;
import com.ruoyi.common.core.domain.R;
import com.ruoyi.common.enums.BusinessType;
import com.ruoyi.framework.web.service.TokenService;
import com.ruoyi.system.model.TCourse;
import com.ruoyi.system.model.TCourseOrder;
import com.ruoyi.system.query.TCourseQuery;
import com.ruoyi.system.service.TCourseOrderService;
import com.ruoyi.system.service.TCourseService;
import com.ruoyi.system.vo.TCourseVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.*;

import java.util.List;

/**
 * <p>
 * 课程管理 前端控制器
 * </p>
 *
 * @author xiaochen
 * @since 2025-11-06
 */
@Api(tags = "课程管理")
@RestController
@RequestMapping("/t-course")
public class TCourseController {

    private final TCourseService courseService;
    private final TCourseOrderService courseOrderService;
    private final TokenService tokenService;
    @Autowired
    public TCourseController(TCourseService courseService, TCourseOrderService courseOrderService, TokenService tokenService) {
        this.courseService = courseService;
        this.courseOrderService = courseOrderService;
        this.tokenService = tokenService;
    }

    /**
     * 获取课程管理管理列表
     */
    @ApiOperation(value = "获取课程管理分页列表")
    @PostMapping(value = "/pageList")
    public R<PageInfo<TCourseVO>> pageList(@RequestBody TCourseQuery query) {
        return R.ok(courseService.pageList(query));
    }

    /**
     * 获取课程管理管理列表
     */
    @ApiOperation(value = "获取课程管理列表")
    @PostMapping(value = "/list")
    public R<List<TCourse>> list() {
        return R.ok(courseService.list(Wrappers.lambdaQuery(TCourse.class).orderByDesc(TCourse::getCreateTime)));
    }

    /**
     * 添加课程管理管理
     */
    @Log(title = "课程管理信息-新增课程管理", businessType = BusinessType.INSERT)
    @ApiOperation(value = "添加课程管理")
    @PostMapping(value = "/add")
    public R<Boolean> add(@Validated @RequestBody TCourse dto) {
        if (courseService.isExit(dto)) {
            return R.fail("课程标题已存在");
        }
        return R.ok(courseService.save(dto));
    }

    /**
     * 修改课程管理
     */
    @Log(title = "课程管理信息-修改课程管理", businessType = BusinessType.UPDATE)
    @ApiOperation(value = "修改课程管理")
    @PostMapping(value = "/update")
    public R<Boolean> update(@Validated @RequestBody TCourse dto) {
        if (courseService.isExit(dto)) {
            return R.fail("课程标题已存在");
        }
        return R.ok(courseService.updateById(dto));
    }

    /**
     * 查看课程管理详情
     */
    @ApiOperation(value = "查看课程管理详情")
    @GetMapping(value = "/getDetailById")
    public R<TCourse> getDetailById(@RequestParam String id) {
        return R.ok(courseService.getById(id));
    }

    /**
     * 删除课程管理
     */
    @Log(title = "课程管理信息-删除课程管理", businessType = BusinessType.DELETE)
    @ApiOperation(value = "删除课程管理")
    @DeleteMapping(value = "/deleteById")
    public R<Boolean> deleteById(@RequestParam String id) {
        // 判断课程是否有人报名
        long count = courseOrderService.count(Wrappers.lambdaQuery(TCourseOrder.class)
                .eq(TCourseOrder::getCourseId, id));
        if (count > 0) {
            return R.fail("该课程有报名信息，请先处理报名信息");
        }
        return R.ok(courseService.removeById(id));
    }

    /**
     * 批量删除课程管理
     */
    @Log(title = "课程管理信息-删除课程管理", businessType = BusinessType.DELETE)
    @ApiOperation(value = "批量删除课程管理")
    @DeleteMapping(value = "/deleteByIds")
    public R<Boolean> deleteByIds(@RequestBody List<String> ids) {
        // 判断课程是否有人报名
        long count = courseOrderService.count(Wrappers.lambdaQuery(TCourseOrder.class)
                .in(TCourseOrder::getCourseId, ids));
        if (count > 0) {
            return R.fail("该课程有报名信息，请先处理报名信息");
        }
        return R.ok(courseService.removeByIds(ids));
    }

    /**
     * 课程已完成
     */
    @Log(title = "课程管理信息-课程已完成", businessType = BusinessType.UPDATE)
    @ApiOperation(value = "课程已完成")
    @PostMapping(value = "/updateFinish")
    public R<Boolean> updateFinish(@RequestParam(value = "id") String id) {
        courseService.update(Wrappers.lambdaUpdate(TCourse.class)
                .set(TCourse::getStatus, 2)
                .eq(TCourse::getId, id));
        return R.ok();
    }

}