package keyword

import (
	"fmt"
	"net/http"
	"strconv"

	"mini-chat/internal/code"
	"mini-chat/internal/pkg/core"

	"gorm.io/gorm"
)

type deleteKeywordResponse struct {
	Message string `json:"message"` // 提示信息
}

// DeleteKeyword 删除意图关键字
// @Summary 删除意图关键字
// @Description 删除意图关键字
// @Tags 管理端.意图关键字
// @Accept json
// @Produce json
// @Param id path string true "编号ID"
// @Success 200 {object} deleteKeywordResponse
// @Failure 400 {object} code.Failure
// @Router /admin/app/keyword/{id} [delete]
// @Security LoginVerifyToken
func (h *handler) DeleteKeyword() core.HandlerFunc {
	return func(ctx core.Context) {
		ID, err := strconv.Atoi(ctx.Param("id"))
		if err != nil {
			ctx.AbortWithError(core.Error(
				http.StatusBadRequest,
				code.ParamBindError,
				"未传递编号ID。"),
			)
			return
		}

		info, err := h.readDB.AppKeyword.WithContext(ctx.RequestContext()).
			Where(h.readDB.AppKeyword.ID.Eq(int32(ID))).
			First()
		if err != nil && err != gorm.ErrRecordNotFound {
			ctx.AbortWithError(core.Error(
				http.StatusBadRequest,
				code.DeleteKeywordError,
				fmt.Sprintf("%s: %s", code.Text(code.DeleteKeywordError), err.Error())),
			)
			return
		}

		if info == nil {
			ctx.AbortWithError(core.Error(
				http.StatusBadRequest,
				code.DeleteKeywordError,
				fmt.Sprintf("%s: 编号(%d)不存在。", code.Text(code.DeleteKeywordError), ID)),
			)
			return
		}

		if _, err := h.writeDB.AppKeyword.WithContext(ctx.RequestContext()).
			Where(h.writeDB.AppKeyword.ID.Eq(int32(ID))).
			Delete(); err != nil {
			ctx.AbortWithError(core.Error(
				http.StatusBadRequest,
				code.DeleteKeywordError,
				fmt.Sprintf("%s: %s", code.Text(code.DeleteKeywordError), err.Error())),
			)
		}

		if _, err := h.writeDB.AppKeywordReply.WithContext(ctx.RequestContext()).
			Where(h.writeDB.AppKeywordReply.KeywordID.Eq(int32(ID))).
			Delete(); err != nil {
			ctx.AbortWithError(core.Error(
				http.StatusBadRequest,
				code.DeleteKeywordError,
				fmt.Sprintf("%s: %s", code.Text(code.DeleteKeywordError), err.Error())),
			)
		}

		res := new(deleteKeywordResponse)
		res.Message = "操作成功"
		ctx.Payload(res)
	}
}