package handler

import (
	"net/http"

	"github.com/gin-gonic/gin"

	"zeromesh/internal/database"
	"zeromesh/internal/model"
	"zeromesh/internal/service"
)

type AdminHandler struct {
	authService *service.AuthService
	db          *database.DB
	nodeService *service.NodeService
	netService  *service.NetworkService
}

func NewAdminHandler(authService *service.AuthService, db *database.DB, nodeService *service.NodeService, netService *service.NetworkService) *AdminHandler {
	return &AdminHandler{
		authService: authService,
		db:          db,
		nodeService: nodeService,
		netService:  netService,
	}
}

func (h *AdminHandler) Dashboard(c *gin.Context) {
	uid := userID(c)

	var authorizedMembers int64
	if isAdmin(c) {
		h.db.Model(&model.NetworkMember{}).Where("authorized = ?", true).Count(&authorizedMembers)
	} else {
		networks, _ := h.netService.ListNetworks(uid)
		var ids []uint32
		for _, n := range networks {
			ids = append(ids, n.NetworkID)
		}
		if len(ids) > 0 {
			h.db.Model(&model.NetworkMember{}).Where("authorized = ? AND network_id IN ?", true, ids).Count(&authorizedMembers)
		}
	}

	nodes, _ := h.nodeService.ListNode(uid)
	var online int64
	for _, n := range nodes {
		if n.Online {
			online++
		}
	}

	networks, _ := h.netService.ListNetworks(uid)

	c.JSON(http.StatusOK, gin.H{
		"authorized_members": authorizedMembers,
		"nodes_total":        len(nodes),
		"nodes_online":       online,
		"networks_count":     len(networks),
	})
}