package handler

import (
	"StuAcaWorksAI/proto"
	"StuAcaWorksAI/service"
	"github.com/gin-gonic/gin"
	"net/http"
)

func SetUpSessionGroup(router *gin.Engine) {
	sessionGroup := router.Group("/session")
	sessionGroup.POST("/create", CreateSession)
	sessionGroup.POST("/find", FindSession)
	sessionGroup.POST("/delete", DeleteSession)
	sessionGroup.POST("/update", UpdateSession)
}

type Session struct {
	ID     int    `json:"id" form:"id"`
	UserID int    `json:"user_id" form:"user_id"`
	Name   string `json:"name" form:"name"`
	Type   string `json:"type" form:"type"`
}

func CreateSession(c *gin.Context) {
	id, _ := c.Get("id")
	userID := int(id.(float64))
	var req Session
	if err := c.ShouldBind(&req); err == nil {
		// 创建会话
		err2, mid := service.CreateSession(int(uint(userID)), req.Name)
		if err2 == nil {
			c.JSON(http.StatusOK, gin.H{"code": proto.SuccessCode, "message": "success", "data": mid})
		} else {
			c.JSON(http.StatusOK, gin.H{"error": err2.Error(), "code": proto.SessionCreateFailed, "message": "failed"})
		}
	} else {
		c.JSON(http.StatusOK, gin.H{"error": err.Error(), "code": proto.ParameterError, "message": "failed"})
	}
}

func FindSession(c *gin.Context) {
	id, _ := c.Get("id")
	userID := int(id.(float64))
	var req Session
	if err := c.ShouldBind(&req); err == nil {
		// 查找会话
		if req.Type == "ID" {
			err2, session := service.FindSessionByID(req.ID, userID)
			if err2 != nil {
				c.JSON(http.StatusOK, gin.H{"error": err2.Error(), "code": proto.SessionSearchFailed, "message": "failed"})
				return
			}
			c.JSON(http.StatusOK, gin.H{"code": proto.SuccessCode, "message": "success", "data": session})
		} else if req.Type == "UserID" {
			sessions := service.FindSessionByUserID(userID)
			c.JSON(http.StatusOK, gin.H{"code": proto.SuccessCode, "message": "success", "data": sessions})
		} else {
			c.JSON(http.StatusOK, gin.H{"error": "type error", "code": proto.SessionSearchFailed, "message": "failed"})
		}
	} else {
		c.JSON(http.StatusOK, gin.H{"error": err.Error(), "code": proto.ParameterError, "message": "failed"})
	}
}

// 修改
func UpdateSession(c *gin.Context) {
	id, _ := c.Get("id")
	userID := int(id.(float64))
	var req Session
	if err := c.ShouldBind(&req); err == nil {
		// 修改会话
		err2 := service.UpdateSessionByID(req.ID, userID, req.Name)
		if err2 == nil {
			c.JSON(http.StatusOK, gin.H{"code": proto.SuccessCode, "message": "success"})
		} else {
			c.JSON(http.StatusOK, gin.H{"error": err2.Error(), "code": proto.SessionUpdateFailed, "message": "failed"})
		}
	} else {
		c.JSON(http.StatusOK, gin.H{"error": err.Error(), "code": proto.ParameterError, "message": "failed"})
	}
}

// 删除
func DeleteSession(c *gin.Context) {
	id, _ := c.Get("id")
	userID := int(id.(float64))
	var req Session
	if err := c.ShouldBind(&req); err == nil {
		// 删除会话
		err2 := service.DeleteSessionByID(req.ID, userID)
		if err2 == nil {
			c.JSON(http.StatusOK, gin.H{"code": proto.SuccessCode, "message": "success"})
		} else {
			c.JSON(http.StatusOK, gin.H{"error": err2.Error(), "code": proto.SessionDeleteFailed, "message": "failed"})
		}
	} else {
		c.JSON(http.StatusOK, gin.H{"error": err.Error(), "code": proto.ParameterError, "message": "failed"})
	}
}