/*
Copyright © 2020 NAME HERE <EMAIL ADDRESS>

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package cmd

import (
	"net"
	"net/url"
	"time"

	"github.com/spf13/cobra"
	"go.uber.org/zap"
	"it2000.com.cn/tele-recv/serial"
	"it2000.com.cn/tele-recv/storage"
)

// testCmd represents the test command
var testCmd = &cobra.Command{
	Use:   "test",
	Short: "Test running environment",
	Long: `loading config file
Test serial port
Test load sqlite database and init table`,
	Run: func(cmd *cobra.Command, args []string) {
		test()
	},
}

func test() {
	logger.Info("Testing environment")

	// Test serial port
	port, err := serial.Open(device, baudrate)
	if err != nil {
		logger.Warn("serial port open failed (expected if no device)", zap.Error(err))
	} else {
		port.Close()
		logger.Info("serial port ok")
	}

	// Test SQLite
	store, err := storage.New(dbFile, dbInit)
	if err != nil {
		logger.Error("database init failed", zap.Error(err))
	} else {
		logger.Info("database ok")
		store.Close()
	}

	// Test the Pulsar endpoint without constructing a producer. The legacy Pulsar
	// client used by the service is not compatible with newer Go runtimes on macOS.
	endpoint, err := url.Parse(pulsarUrl)
	if err != nil {
		logger.Warn("pulsar URL is invalid", zap.Error(err))
	} else {
		address := endpoint.Host
		if endpoint.Port() == "" {
			address = net.JoinHostPort(endpoint.Hostname(), "6650")
		}
		conn, err := net.DialTimeout("tcp", address, 3*time.Second)
		if err != nil {
			logger.Warn("pulsar connection failed (expected if no broker)", zap.Error(err))
		} else {
			conn.Close()
			logger.Info("pulsar endpoint ok")
		}
	}
}

func init() {
	rootCmd.AddCommand(testCmd)
}