package learning

import (
	"strconv"

	"github.com/flipped-aurora/gin-vue-admin/server/global"
	"github.com/flipped-aurora/gin-vue-admin/server/model/common/response"
	"github.com/flipped-aurora/gin-vue-admin/server/model/learning"
	learningReq "github.com/flipped-aurora/gin-vue-admin/server/model/learning/request"
	"github.com/flipped-aurora/gin-vue-admin/server/service"
	"github.com/gin-gonic/gin"
	"go.uber.org/zap"
)

type ChapterApi struct{}

// CreateChapter 创建章节
// @Tags Chapter
// @Summary 创建章节
// @Security ApiKeyAuth
// @accept application/json
// @Produce application/json
// @Param data body learningReq.ChapterCreate true "创建章节"
// @Success 200 {object} response.Response{msg=string} "创建成功"
// @Router /chapter/createChapter [post]
func (chapterApi *ChapterApi) CreateChapter(c *gin.Context) {
	var req learningReq.ChapterCreate
	err := c.ShouldBindJSON(&req)
	if err != nil {
		response.FailWithMessage(err.Error(), c)
		return
	}

	chapter := learning.Chapter{
		CourseId:    req.CourseId,
		Title:       req.Title,
		Description: req.Description,
		Sort:        req.Sort,
		Status:      req.Status,
		Duration:    req.Duration,
	}

	err = service.ServiceGroupApp.LearningServiceGroup.ChapterService.CreateChapter(c.Request.Context(), &chapter)
	if err != nil {
		global.GVA_LOG.Error("创建失败!", zap.Error(err))
		response.FailWithMessage("创建失败", c)
		return
	}
	response.OkWithMessage("创建成功", c)
}

// DeleteChapter 删除章节
// @Tags Chapter
// @Summary 删除章节
// @Security ApiKeyAuth
// @accept application/json
// @Produce application/json
// @Param data body request.IdsReq true "批量删除章节"
// @Success 200 {object} response.Response{msg=string} "删除成功"
// @Router /chapter/deleteChapter [delete]
func (chapterApi *ChapterApi) DeleteChapter(c *gin.Context) {
	ID := c.Query("ID")
	err := service.ServiceGroupApp.LearningServiceGroup.ChapterService.DeleteChapter(c.Request.Context(), ID)
	if err != nil {
		global.GVA_LOG.Error("删除失败!", zap.Error(err))
		response.FailWithMessage("删除失败", c)
		return
	}
	response.OkWithMessage("删除成功", c)
}

// DeleteChapterByIds 批量删除章节
// @Tags Chapter
// @Summary 批量删除章节
// @Security ApiKeyAuth
// @accept application/json
// @Produce application/json
// @Success 200 {object} response.Response{msg=string} "批量删除成功"
// @Router /chapter/deleteChapterByIds [delete]
func (chapterApi *ChapterApi) DeleteChapterByIds(c *gin.Context) {
	IDs := c.QueryArray("IDs[]")
	err := service.ServiceGroupApp.LearningServiceGroup.ChapterService.DeleteChapterByIds(c.Request.Context(), IDs)
	if err != nil {
		global.GVA_LOG.Error("批量删除失败!", zap.Error(err))
		response.FailWithMessage("批量删除失败", c)
		return
	}
	response.OkWithMessage("批量删除成功", c)
}

// UpdateChapter 更新章节
// @Tags Chapter
// @Summary 更新章节
// @Security ApiKeyAuth
// @accept application/json
// @Produce application/json
// @Param data body learningReq.ChapterUpdate true "更新章节"
// @Success 200 {object} response.Response{msg=string} "更新成功"
// @Router /chapter/updateChapter [put]
func (chapterApi *ChapterApi) UpdateChapter(c *gin.Context) {
	var req learningReq.ChapterUpdate
	err := c.ShouldBindJSON(&req)
	if err != nil {
		response.FailWithMessage(err.Error(), c)
		return
	}

	chapter := learning.Chapter{
		GVA_MODEL:   global.GVA_MODEL{ID: req.ID},
		CourseId:    req.CourseId,
		Title:       req.Title,
		Description: req.Description,
		Sort:        req.Sort,
		Status:      req.Status,
		Duration:    req.Duration,
	}

	err = service.ServiceGroupApp.LearningServiceGroup.ChapterService.UpdateChapter(c.Request.Context(), chapter)
	if err != nil {
		global.GVA_LOG.Error("更新失败!", zap.Error(err))
		response.FailWithMessage("更新失败", c)
		return
	}
	response.OkWithMessage("更新成功", c)
}

// FindChapter 用id查询章节
// @Tags Chapter
// @Summary 用id查询章节
// @Security ApiKeyAuth
// @accept application/json
// @Produce application/json
// @Param data query learning.Chapter true "用id查询章节"
// @Success 200 {object} response.Response{data=learning.Chapter,msg=string} "查询成功"
// @Router /chapter/findChapter [get]
func (chapterApi *ChapterApi) FindChapter(c *gin.Context) {
	ID := c.Query("ID")
	rechapter, err := service.ServiceGroupApp.LearningServiceGroup.ChapterService.GetChapter(c.Request.Context(), ID)
	if err != nil {
		global.GVA_LOG.Error("查询失败!", zap.Error(err))
		response.FailWithMessage("查询失败", c)
		return
	}
	response.OkWithData(rechapter, c)
}

// GetChapterList 分页获取章节列表
// @Tags Chapter
// @Summary 分页获取章节列表
// @Security ApiKeyAuth
// @accept application/json
// @Produce application/json
// @Param data query learningReq.ChapterSearch true "分页获取章节列表"
// @Success 200 {object} response.Response{data=response.PageResult,msg=string} "获取成功"
// @Router /chapter/getChapterList [get]
func (chapterApi *ChapterApi) GetChapterList(c *gin.Context) {
	var pageInfo learningReq.ChapterSearch
	err := c.ShouldBindQuery(&pageInfo)
	if err != nil {
		response.FailWithMessage(err.Error(), c)
		return
	}
	list, total, err := service.ServiceGroupApp.LearningServiceGroup.ChapterService.GetChapterInfoList(c.Request.Context(), pageInfo)
	if err != nil {
		global.GVA_LOG.Error("获取失败!", zap.Error(err))
		response.FailWithMessage("获取失败", c)
		return
	}
	response.OkWithDetailed(response.PageResult{
		List:     list,
		Total:    total,
		Page:     pageInfo.Page,
		PageSize: pageInfo.PageSize,
	}, "获取成功", c)
}

// GetChaptersByCourse 根据课程获取章节列表
// @Tags Chapter
// @Summary 根据课程获取章节列表
// @Security ApiKeyAuth
// @accept application/json
// @Produce application/json
// @Param courseId query uint true "课程ID"
// @Success 200 {object} response.Response{data=[]learning.Chapter,msg=string} "获取成功"
// @Router /chapter/getChaptersByCourse [get]
func (chapterApi *ChapterApi) GetChaptersByCourse(c *gin.Context) {
	courseIdStr := c.Query("courseId")
	courseId, err := strconv.ParseUint(courseIdStr, 10, 32)
	if err != nil {
		response.FailWithMessage("课程ID格式错误", c)
		return
	}
	list, err := service.ServiceGroupApp.LearningServiceGroup.ChapterService.GetChaptersByCourse(c.Request.Context(), uint(courseId))
	if err != nil {
		global.GVA_LOG.Error("获取失败!", zap.Error(err))
		response.FailWithMessage("获取失败", c)
		return
	}
	response.OkWithData(list, c)
}