package controller

import (
	"github.com/gin-gonic/gin"
	"knowledge/api/dao"
	"knowledge/api/dto"
	"knowledge/api/requests"
	"knowledge/api/responses"
	"knowledge/api/service"
	"knowledge/global"
	"knowledge/utils"
	"strconv"
)

type Label struct{}

// GetLabelList 获取标签列表
func (r *Label) GetLabelList(c *gin.Context) {
	labelRequest := requests.LabelRequest{}
	req := labelRequest.GetLabelList
	if err := c.ShouldBind(&req); err != nil {
		responses.FailWithMessage(err.Error(), c)
		return
	}

	// 参数验证
	if err := global.Validate.Struct(req); err != nil {
		responses.FailWithMessage(utils.Translate(err), c)
		return
	}

	labelDao := dao.LabelDao{}
	label, err := labelDao.GetLabelListSearch(req)
	if err != nil {
		responses.FailWithMessage(err.Error(), c)
		return
	}

	// 处理返回值
	GetLabelListResponses := dto.GetLabelListDto(label)
	if err != nil {
		responses.FailWithMessage(err.Error(), c)
		return
	}

	responses.OkWithData(GetLabelListResponses, c)
}

// AddLabel 新增标签
func (r *Label) AddLabel(c *gin.Context) {
	labelRequest := requests.LabelRequest{}
	req := labelRequest.AddLabel
	if err := c.ShouldBindJSON(&req); err != nil {
		responses.FailWithMessage(err.Error(), c)
		return
	}

	// 参数验证
	if err := global.Validate.Struct(req); err != nil {
		responses.FailWithMessage(utils.Translate(err), c)
		return
	}

	// 业务处理
	labelService := service.LabelService{}
	_, err := labelService.AddLabel(req)
	if err != nil {
		responses.FailWithMessage(err.Error(), c)
		return
	}

	responses.Ok(c)
}

// PutLabel 修改标签
func (r *Label) PutLabel(c *gin.Context) {
	labelRequest := requests.LabelRequest{}
	req := labelRequest.PutLabel
	if err := c.ShouldBindJSON(&req); err != nil {
		responses.FailWithMessage(err.Error(), c)
		return
	}

	// 参数验证
	if err := global.Validate.Struct(req); err != nil {
		responses.FailWithMessage(utils.Translate(err), c)
		return
	}

	id := c.Param("label_id")
	if id == "" {
		responses.FailWithMessage("缺少参数", c)
		return
	}

	// 将 id 转换为 int64 类型
	labelId, err := strconv.ParseInt(id, 10, 64)
	if err != nil {
		responses.Fail(c)
		return
	}

	// 业务处理
	labelService := service.LabelService{}
	_, err = labelService.PutLabel(labelId, req)
	if err != nil {
		responses.FailWithMessage(err.Error(), c)
		return
	}

	responses.Ok(c)
}