package handler

import (
	"github.com/Tencent/WeKnora/internal/application/repository/retriever/legacygraph"
	"github.com/gin-gonic/gin"
	"net/http"
	"strconv"
)

type NativeGraphHandler struct{ repo *legacygraph.Repository }

func NewNativeGraphHandler(repo *legacygraph.Repository) *NativeGraphHandler {
	return &NativeGraphHandler{repo: repo}
}
func (h *NativeGraphHandler) Browse(c *gin.Context) {
	cursor, _ := strconv.ParseInt(c.Query("cursor"), 10, 64)
	entity, _ := strconv.ParseInt(c.Query("entity"), 10, 64)
	query := c.Query("q")
	if len([]rune(query)) > 200 {
		c.JSON(http.StatusBadRequest, gin.H{"success": false, "message": "查询过长"})
		return
	}
	data, err := h.repo.Browse(c.Request.Context(), c.Param("id"), query, cursor, entity)
	if err != nil {
		c.JSON(http.StatusInternalServerError, gin.H{"success": false, "message": "图谱读取失败"})
		return
	}
	c.JSON(http.StatusOK, gin.H{"success": true, "data": data})
}