package handlers

import (
	"fmt"
	"net/http"

	"github.com/gin-gonic/gin"
)

// MonitoringHandler handles monitoring-related operations
type MonitoringHandler struct {
	// Add any dependencies needed for monitoring operations
}

// NewMonitoringHandler creates a new MonitoringHandler
func NewMonitoringHandler() *MonitoringHandler {
	return &MonitoringHandler{}
}

// RegisterRoutes registers routes for monitoring operations
func (h *MonitoringHandler) RegisterRoutes(r *gin.RouterGroup) {
	r.GET("/overview", h.MonitoringOverview)
	r.GET("/deployments/:id", h.MonitoringDeployment)
	r.GET("/alerts", h.ListAlerts)
	r.POST("/alerts", h.CreateAlert)
	r.GET("/alerts/:id", h.GetAlert)
	r.PUT("/alerts/:id", h.UpdateAlert)
	r.DELETE("/alerts/:id", h.DeleteAlert)
}

// MonitoringOverview returns an overview of system monitoring
func (h *MonitoringHandler) MonitoringOverview(c *gin.Context) {
	overview := map[string]interface{}{
		"total_deployments":    10,
		"active_deployments":   8,
		"inactive_deployments": 2,
		"alerts":               1,
		"avg_cpu_usage":        45.2,
		"avg_memory_usage":     60.1,
	}

	c.JSON(http.StatusOK, overview)
}

// MonitoringDeployment returns monitoring data for a deployment
func (h *MonitoringHandler) MonitoringDeployment(c *gin.Context) {
	id := c.Param("id")

	data := map[string]interface{}{
		"deployment_id": id,
		"cpu_usage":     42.5,
		"memory_usage":  58.7,
		"disk_usage":    30.2,
		"network_in":    1024,
		"network_out":   2048,
		"uptime":        "10d 4h 30m",
	}

	c.JSON(http.StatusOK, data)
}

// ListAlerts returns all monitoring alerts
func (h *MonitoringHandler) ListAlerts(c *gin.Context) {
	alerts := []map[string]interface{}{
		{
			"id":            "alert-id",
			"name":          "High CPU Usage",
			"condition":     "cpu_usage > 80",
			"deployment_id": "deployment-id",
			"status":        "active",
		},
	}

	c.JSON(http.StatusOK, alerts)
}

// CreateAlert creates a new monitoring alert
func (h *MonitoringHandler) CreateAlert(c *gin.Context) {
	var alert map[string]interface{}

	if err := c.ShouldBindJSON(&alert); err != nil {
		c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request body"})
		return
	}

	alert["id"] = "new-alert-id"

	c.JSON(http.StatusCreated, alert)
}

// GetAlert returns a specific alert
func (h *MonitoringHandler) GetAlert(c *gin.Context) {
	id := c.Param("id")

	alert := map[string]interface{}{
		"id":            id,
		"name":          "High CPU Usage",
		"condition":     "cpu_usage > 80",
		"deployment_id": "deployment-id",
		"status":        "active",
	}

	c.JSON(http.StatusOK, alert)
}

// UpdateAlert updates a monitoring alert
func (h *MonitoringHandler) UpdateAlert(c *gin.Context) {
	id := c.Param("id")

	var alert map[string]interface{}
	if err := c.ShouldBindJSON(&alert); err != nil {
		c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request body"})
		return
	}

	alert["id"] = id

	c.JSON(http.StatusOK, alert)
}

// DeleteAlert deletes a monitoring alert
func (h *MonitoringHandler) DeleteAlert(c *gin.Context) {
	id := c.Param("id")

	fmt.Println("Deleting alert ID:", id)

	// Log deletion (optional)
	c.Status(http.StatusNoContent)
}