package controller

import (
	"net/http"
	"strconv"

	"gofaster/internal/auth/model"
	"gofaster/internal/auth/service"
	"gofaster/internal/shared/response"

	"github.com/gin-gonic/gin"
	"go.uber.org/zap"
)

// MenuRouteController 菜单路由关联表控制器
type MenuRouteController struct {
	menuRouteService *service.MenuRouteService
	log              *zap.Logger
}

// NewMenuRouteController 创建菜单路由关联表控制器
func NewMenuRouteController(menuRouteService *service.MenuRouteService, log *zap.Logger) *MenuRouteController {
	return &MenuRouteController{
		menuRouteService: menuRouteService,
		log:              log,
	}
}

// CreateMenuRoute 创建菜单路由关联
// @Summary 创建菜单路由关联
// @Description 创建菜单与路由的多对多关联关系
// @Tags 菜单路由关联
// @Accept json
// @Produce json
// @Param menuRoute body model.MenuRoute true "菜单路由关联信息"
// @Success 200 {object} response.Response{data=model.MenuRoute}
// @Failure 400 {object} response.Response
// @Router /api/menu-routes [post]
func (c *MenuRouteController) CreateMenuRoute(ctx *gin.Context) {
	var menuRoute model.MenuRoute
	if err := ctx.ShouldBindJSON(&menuRoute); err != nil {
		response.Error(ctx, http.StatusBadRequest, "请求参数错误", err.Error())
		return
	}

	if err := c.menuRouteService.CreateMenuRoute(&menuRoute); err != nil {
		response.Error(ctx, http.StatusInternalServerError, "创建菜单路由关联失败", err.Error())
		return
	}

	response.Success(ctx, "创建菜单路由关联成功", menuRoute)
}

// CreateMenuRoutes 批量创建菜单路由关联
// @Summary 批量创建菜单路由关联
// @Description 为指定菜单批量创建路由关联
// @Tags 菜单路由关联
// @Accept json
// @Produce json
// @Param menuID path int true "菜单ID"
// @Param routeMappingIDs body []uint true "路由映射ID列表"
// @Success 200 {object} response.Response
// @Failure 400 {object} response.Response
// @Router /api/menus/{menuID}/routes [post]
func (c *MenuRouteController) CreateMenuRoutes(ctx *gin.Context) {
	menuIDStr := ctx.Param("menuID")
	menuID, err := strconv.ParseUint(menuIDStr, 10, 32)
	if err != nil {
		response.Error(ctx, http.StatusBadRequest, "菜单ID格式错误", err.Error())
		return
	}

	var routeMappingIDs []uint
	if err := ctx.ShouldBindJSON(&routeMappingIDs); err != nil {
		response.Error(ctx, http.StatusBadRequest, "请求参数错误", err.Error())
		return
	}

	if err := c.menuRouteService.CreateMenuRoutes(uint(menuID), routeMappingIDs); err != nil {
		response.Error(ctx, http.StatusInternalServerError, "批量创建菜单路由关联失败", err.Error())
		return
	}

	response.Success(ctx, "批量创建菜单路由关联成功", nil)
}

// GetMenuRoutes 获取菜单的路由关联
// @Summary 获取菜单的路由关联
// @Description 获取指定菜单的所有路由关联
// @Tags 菜单路由关联
// @Accept json
// @Produce json
// @Param menuID path int true "菜单ID"
// @Success 200 {object} response.Response{data=[]model.MenuRoute}
// @Failure 400 {object} response.Response
// @Router /api/menus/{menuID}/routes [get]
func (c *MenuRouteController) GetMenuRoutes(ctx *gin.Context) {
	menuIDStr := ctx.Param("menuID")
	menuID, err := strconv.ParseUint(menuIDStr, 10, 32)
	if err != nil {
		response.Error(ctx, http.StatusBadRequest, "菜单ID格式错误", err.Error())
		return
	}

	menuRoutes, err := c.menuRouteService.GetMenuRoutes(uint(menuID))
	if err != nil {
		response.Error(ctx, http.StatusInternalServerError, "获取菜单路由关联失败", err.Error())
		return
	}

	response.Success(ctx, "获取菜单路由关联成功", menuRoutes)
}

// GetRouteMenus 获取路由的菜单关联
// @Summary 获取路由的菜单关联
// @Description 获取指定路由的所有菜单关联
// @Tags 菜单路由关联
// @Accept json
// @Produce json
// @Param routeMappingID path int true "路由映射ID"
// @Success 200 {object} response.Response{data=[]model.MenuRoute}
// @Failure 400 {object} response.Response
// @Router /api/route-mappings/{routeMappingID}/menus [get]
func (c *MenuRouteController) GetRouteMenus(ctx *gin.Context) {
	routeMappingIDStr := ctx.Param("routeMappingID")
	routeMappingID, err := strconv.ParseUint(routeMappingIDStr, 10, 32)
	if err != nil {
		response.Error(ctx, http.StatusBadRequest, "路由映射ID格式错误", err.Error())
		return
	}

	menuRoutes, err := c.menuRouteService.GetRouteMenus(uint(routeMappingID))
	if err != nil {
		response.Error(ctx, http.StatusInternalServerError, "获取路由菜单关联失败", err.Error())
		return
	}

	response.Success(ctx, "获取路由菜单关联成功", menuRoutes)
}

// GetMenuWithRoutes 获取菜单及其关联的路由信息
// @Summary 获取菜单及其关联的路由信息
// @Description 获取菜单详细信息及其关联的所有路由
// @Tags 菜单路由关联
// @Accept json
// @Produce json
// @Param menuID path int true "菜单ID"
// @Success 200 {object} response.Response{data=map[string]interface{}}
// @Failure 400 {object} response.Response
// @Router /api/menus/{menuID}/routes/detail [get]
func (c *MenuRouteController) GetMenuWithRoutes(ctx *gin.Context) {
	menuIDStr := ctx.Param("menuID")
	menuID, err := strconv.ParseUint(menuIDStr, 10, 32)
	if err != nil {
		response.Error(ctx, http.StatusBadRequest, "菜单ID格式错误", err.Error())
		return
	}

	menu, routes, err := c.menuRouteService.GetMenuWithRoutes(uint(menuID))
	if err != nil {
		response.Error(ctx, http.StatusInternalServerError, "获取菜单及路由信息失败", err.Error())
		return
	}

	result := map[string]interface{}{
		"menu":   menu,
		"routes": routes,
	}

	response.Success(ctx, "获取菜单及路由信息成功", result)
}

// GetRouteWithMenus 获取路由及其关联的菜单信息
// @Summary 获取路由及其关联的菜单信息
// @Description 获取路由详细信息及其关联的所有菜单
// @Tags 菜单路由关联
// @Accept json
// @Produce json
// @Param routeMappingID path int true "路由映射ID"
// @Success 200 {object} response.Response{data=map[string]interface{}}
// @Failure 400 {object} response.Response
// @Router /api/route-mappings/{routeMappingID}/menus/detail [get]
func (c *MenuRouteController) GetRouteWithMenus(ctx *gin.Context) {
	routeMappingIDStr := ctx.Param("routeMappingID")
	routeMappingID, err := strconv.ParseUint(routeMappingIDStr, 10, 32)
	if err != nil {
		response.Error(ctx, http.StatusBadRequest, "路由映射ID格式错误", err.Error())
		return
	}

	route, menus, err := c.menuRouteService.GetRouteWithMenus(uint(routeMappingID))
	if err != nil {
		response.Error(ctx, http.StatusInternalServerError, "获取路由及菜单信息失败", err.Error())
		return
	}

	result := map[string]interface{}{
		"route": route,
		"menus": menus,
	}

	response.Success(ctx, "获取路由及菜单信息成功", result)
}

// UpdateMenuRoute 更新菜单路由关联
// @Summary 更新菜单路由关联
// @Description 更新菜单路由关联信息
// @Tags 菜单路由关联
// @Accept json
// @Produce json
// @Param id path int true "关联ID"
// @Param menuRoute body model.MenuRoute true "菜单路由关联信息"
// @Success 200 {object} response.Response{data=model.MenuRoute}
// @Failure 400 {object} response.Response
// @Router /api/menu-routes/{id} [put]
func (c *MenuRouteController) UpdateMenuRoute(ctx *gin.Context) {
	idStr := ctx.Param("id")
	id, err := strconv.ParseUint(idStr, 10, 32)
	if err != nil {
		response.Error(ctx, http.StatusBadRequest, "ID格式错误", err.Error())
		return
	}

	var menuRoute model.MenuRoute
	if err := ctx.ShouldBindJSON(&menuRoute); err != nil {
		response.Error(ctx, http.StatusBadRequest, "请求参数错误", err.Error())
		return
	}

	menuRoute.ID = uint(id)
	if err := c.menuRouteService.UpdateMenuRoute(&menuRoute); err != nil {
		response.Error(ctx, http.StatusInternalServerError, "更新菜单路由关联失败", err.Error())
		return
	}

	response.Success(ctx, "更新菜单路由关联成功", menuRoute)
}

// DeleteMenuRoute 删除菜单路由关联
// @Summary 删除菜单路由关联
// @Description 删除指定的菜单路由关联
// @Tags 菜单路由关联
// @Accept json
// @Produce json
// @Param id path int true "关联ID"
// @Success 200 {object} response.Response
// @Failure 400 {object} response.Response
// @Router /api/menu-routes/{id} [delete]
func (c *MenuRouteController) DeleteMenuRoute(ctx *gin.Context) {
	idStr := ctx.Param("id")
	id, err := strconv.ParseUint(idStr, 10, 32)
	if err != nil {
		response.Error(ctx, http.StatusBadRequest, "ID格式错误", err.Error())
		return
	}

	if err := c.menuRouteService.DeleteMenuRoute(uint(id)); err != nil {
		response.Error(ctx, http.StatusInternalServerError, "删除菜单路由关联失败", err.Error())
		return
	}

	response.Success(ctx, "删除菜单路由关联成功", nil)
}

// DeleteMenuRoutes 删除菜单的所有路由关联
// @Summary 删除菜单的所有路由关联
// @Description 删除指定菜单的所有路由关联
// @Tags 菜单路由关联
// @Accept json
// @Produce json
// @Param menuID path int true "菜单ID"
// @Success 200 {object} response.Response
// @Failure 400 {object} response.Response
// @Router /api/menus/{menuID}/routes [delete]
func (c *MenuRouteController) DeleteMenuRoutes(ctx *gin.Context) {
	menuIDStr := ctx.Param("menuID")
	menuID, err := strconv.ParseUint(menuIDStr, 10, 32)
	if err != nil {
		response.Error(ctx, http.StatusBadRequest, "菜单ID格式错误", err.Error())
		return
	}

	if err := c.menuRouteService.DeleteMenuRoutes(uint(menuID)); err != nil {
		response.Error(ctx, http.StatusInternalServerError, "删除菜单路由关联失败", err.Error())
		return
	}

	response.Success(ctx, "删除菜单路由关联成功", nil)
}

// SyncMenuRoutes 同步菜单路由关联
// @Summary 同步菜单路由关联
// @Description 同步菜单的路由关联（删除现有关联并创建新关联）
// @Tags 菜单路由关联
// @Accept json
// @Produce json
// @Param menuID path int true "菜单ID"
// @Param routeMappingIDs body []uint true "路由映射ID列表"
// @Success 200 {object} response.Response
// @Failure 400 {object} response.Response
// @Router /api/menus/{menuID}/routes/sync [post]
func (c *MenuRouteController) SyncMenuRoutes(ctx *gin.Context) {
	menuIDStr := ctx.Param("menuID")
	menuID, err := strconv.ParseUint(menuIDStr, 10, 32)
	if err != nil {
		response.Error(ctx, http.StatusBadRequest, "菜单ID格式错误", err.Error())
		return
	}

	var routeMappingIDs []uint
	if err := ctx.ShouldBindJSON(&routeMappingIDs); err != nil {
		response.Error(ctx, http.StatusBadRequest, "请求参数错误", err.Error())
		return
	}

	if err := c.menuRouteService.SyncMenuRoutes(uint(menuID), routeMappingIDs); err != nil {
		response.Error(ctx, http.StatusInternalServerError, "同步菜单路由关联失败", err.Error())
		return
	}

	response.Success(ctx, "同步菜单路由关联成功", nil)
}

// ListMenuRoutes 获取菜单路由关联列表
// @Summary 获取菜单路由关联列表
// @Description 分页获取菜单路由关联列表
// @Tags 菜单路由关联
// @Accept json
// @Produce json
// @Param page query int false "页码" default(1)
// @Param pageSize query int false "每页数量" default(10)
// @Success 200 {object} response.Response{data=map[string]interface{}}
// @Failure 400 {object} response.Response
// @Router /api/menu-routes [get]
func (c *MenuRouteController) ListMenuRoutes(ctx *gin.Context) {
	pageStr := ctx.DefaultQuery("page", "1")
	pageSizeStr := ctx.DefaultQuery("pageSize", "10")

	page, err := strconv.Atoi(pageStr)
	if err != nil {
		response.Error(ctx, http.StatusBadRequest, "页码格式错误", err.Error())
		return
	}

	pageSize, err := strconv.Atoi(pageSizeStr)
	if err != nil {
		response.Error(ctx, http.StatusBadRequest, "每页数量格式错误", err.Error())
		return
	}

	menuRoutes, total, err := c.menuRouteService.ListMenuRoutes(page, pageSize)
	if err != nil {
		response.Error(ctx, http.StatusInternalServerError, "获取菜单路由关联列表失败", err.Error())
		return
	}

	result := map[string]interface{}{
		"list":      menuRoutes,
		"total":     total,
		"page":      page,
		"pageSize":  pageSize,
		"pageCount": (total + int64(pageSize) - 1) / int64(pageSize),
	}

	response.Success(ctx, "获取菜单路由关联列表成功", result)
}